Merge pull request #582 from rosenbjerg/main

V.5.3.0

.github/workflows/ci.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [windows-latest, ubuntu-latest, macos-13]
+        os: [windows-latest, ubuntu-latest, macos-latest]
     timeout-minutes: 7
     steps:
 
@@ -30,14 +30,15 @@ jobs:
       with:
         dotnet-version: '8.0.x'
 
-    - name: Lint with dotnet
+    - if: matrix.os == 'ubuntu-latest'
+      name: Lint with dotnet
       run: dotnet format FFMpegCore.sln --severity warn --verify-no-changes
 
-    - name: Prepare FFMpeg
+    - name: Setup FFmpeg
-      uses: FedericoCarboni/setup-ffmpeg@v3
+      uses: AnimMouse/setup-ffmpeg@ae28d57dabbb148eff63170b6bf7f2b60062cbae # 1.1.0
       with:
-        ffmpeg-version: 6.0.1
+        version: ${{ matrix.os != 'macos-latest' && '7.1' || '711' }}
-        github-token: ${{ secrets.GITHUB_TOKEN }}
+        token: ${{ github.token }}
 
     - name: Test with dotnet
       run: dotnet test FFMpegCore.sln  --collect "XPlat Code Coverage" --logger GitHubActions

FFMpegCore.Examples/Program.cs

@@ -61,7 +61,7 @@ var outputStream = new MemoryStream();
 }
 
 {
-    FFMpeg.JoinImageSequence(@"..\joined_video.mp4", frameRate: 1, @"..\1.png", @"..\2.png", @"..\3.png");
+    FFMpeg.JoinImageSequence(@"..\joined_video.mp4", 1, @"..\1.png", @"..\2.png", @"..\3.png");
 }
 
 {
@@ -90,7 +90,11 @@ var inputImagePath = "/path/to/input/image";
     skiaSharpImage.AddAudio(inputAudioPath, outputPath);
 }
 
-IVideoFrame GetNextFrame() => throw new NotImplementedException();
+IVideoFrame GetNextFrame()
+{
+    throw new NotImplementedException();
+}
+
 {
     IEnumerable<IVideoFrame> CreateFrames(int count)
     {
@@ -100,7 +104,8 @@ IVideoFrame GetNextFrame() => throw new NotImplementedException();
         }
     }
 
-    var videoFramesSource = new RawVideoPipeSource(CreateFrames(64)) //pass IEnumerable<IVideoFrame> or IEnumerator<IVideoFrame> to constructor of RawVideoPipeSource
+    var videoFramesSource =
+        new RawVideoPipeSource(CreateFrames(64)) //pass IEnumerable<IVideoFrame> or IEnumerator<IVideoFrame> to constructor of RawVideoPipeSource
         {
             FrameRate = 30 //set source frame rate
         };

FFMpegCore.Extensions.Downloader/Enums/FFMpegBinaries.cs

@@ -0,0 +1,9 @@
+namespace FFMpegCore.Extensions.Downloader.Enums;
+
+[Flags]
+public enum FFMpegBinaries : ushort
+{
+    FFMpeg = 1,
+    FFProbe = 2,
+    FFPlay = 4
+}

FFMpegCore.Extensions.Downloader/Enums/FFMpegVersions.cs

@@ -0,0 +1,39 @@
+using System.ComponentModel;
+
+namespace FFMpegCore.Extensions.Downloader.Enums;
+
+public enum FFMpegVersions : ushort
+{
+    [Description("https://ffbinaries.com/api/v1/version/latest")]
+    LatestAvailable,
+
+    [Description("https://ffbinaries.com/api/v1/version/6.1")]
+    V6_1,
+
+    [Description("https://ffbinaries.com/api/v1/version/5.1")]
+    V5_1,
+
+    [Description("https://ffbinaries.com/api/v1/version/4.4.1")]
+    V4_4_1,
+
+    [Description("https://ffbinaries.com/api/v1/version/4.2.1")]
+    V4_2_1,
+
+    [Description("https://ffbinaries.com/api/v1/version/4.2")]
+    V4_2,
+
+    [Description("https://ffbinaries.com/api/v1/version/4.1")]
+    V4_1,
+
+    [Description("https://ffbinaries.com/api/v1/version/4.0")]
+    V4_0,
+
+    [Description("https://ffbinaries.com/api/v1/version/3.4")]
+    V3_4,
+
+    [Description("https://ffbinaries.com/api/v1/version/3.3")]
+    V3_3,
+
+    [Description("https://ffbinaries.com/api/v1/version/3.2")]
+    V3_2
+}

FFMpegCore.Extensions.Downloader/Enums/SupportedPlatforms.cs

@@ -0,0 +1,13 @@
+namespace FFMpegCore.Extensions.Downloader.Enums;
+
+public enum SupportedPlatforms : ushort
+{
+    Windows64,
+    Windows32,
+    Linux64,
+    Linux32,
+    LinuxArmhf,
+    LinuxArmel,
+    LinuxArm64,
+    Osx64
+}

FFMpegCore.Extensions.Downloader/Exceptions/FFMpegDownloaderException.cs

@@ -0,0 +1,18 @@
+namespace FFMpegCore.Extensions.Downloader.Exceptions;
+
+/// <summary>
+///     Custom exception for FFMpegDownloader
+/// </summary>
+public class FFMpegDownloaderException : Exception
+{
+    public readonly string Detail = "";
+
+    public FFMpegDownloaderException(string message) : base(message)
+    {
+    }
+
+    public FFMpegDownloaderException(string message, string detail) : base(message)
+    {
+        Detail = detail;
+    }
+}

FFMpegCore.Extensions.Downloader/Extensions/EnumExtensions.cs

@@ -0,0 +1,31 @@
+using System.ComponentModel;
+
+namespace FFMpegCore.Extensions.Downloader.Extensions;
+
+public static class EnumExtensions
+{
+    internal static string GetDescription(this Enum enumValue)
+    {
+        var field = enumValue.GetType().GetField(enumValue.ToString());
+        if (field == null)
+        {
+            return enumValue.ToString();
+        }
+
+        if (Attribute.GetCustomAttribute(field, typeof(DescriptionAttribute)) is DescriptionAttribute attribute)
+        {
+            return attribute.Description;
+        }
+
+        return enumValue.ToString();
+    }
+
+    public static TEnum[] GetFlags<TEnum>(this TEnum input) where TEnum : Enum
+    {
+        return Enum.GetValues(input.GetType())
+            .Cast<Enum>()
+            .Where(input.HasFlag)
+            .Cast<TEnum>()
+            .ToArray();
+    }
+}

FFMpegCore.Extensions.Downloader/FFMpegCore.Extensions.Downloader.csproj

@@ -0,0 +1,19 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <IsPackable>true</IsPackable>
+    <Description>FFMpeg downloader extension for FFMpegCore</Description>
+    <PackageVersion>5.0.0</PackageVersion>
+    <PackageOutputPath>../nupkg</PackageOutputPath>
+    <PackageReleaseNotes>
+      - Updated dependencies
+    </PackageReleaseNotes>
+    <PackageTags>ffmpeg ffprobe convert video audio mediafile resize analyze download install</PackageTags>
+    <Authors>Kerry Cao, Malte Rosenbjerg</Authors>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\FFMpegCore\FFMpegCore.csproj"/>
+  </ItemGroup>
+
+</Project>

FFMpegCore.Extensions.Downloader/FFMpegDownloader.cs

@@ -0,0 +1,83 @@
+using System.IO.Compression;
+using System.Text.Json;
+using FFMpegCore.Extensions.Downloader.Enums;
+using FFMpegCore.Extensions.Downloader.Exceptions;
+using FFMpegCore.Extensions.Downloader.Extensions;
+using FFMpegCore.Extensions.Downloader.Models;
+
+namespace FFMpegCore.Extensions.Downloader;
+
+public static class FFMpegDownloader
+{
+    /// <summary>
+    ///     Download the latest FFMpeg suite binaries for current platform
+    /// </summary>
+    /// <param name="version">used to explicitly state the version of binary you want to download</param>
+    /// <param name="binaries">used to explicitly state the binaries you want to download (ffmpeg, ffprobe, ffplay)</param>
+    /// <param name="options">used for specifying binary folder to download binaries into. If not provided, GlobalFFOptions are used</param>
+    /// <param name="platformOverride">used to explicitly state the os and architecture you want to download</param>
+    /// <returns>a list of the binaries that have been successfully downloaded</returns>
+    public static async Task<List<string>> DownloadBinaries(
+        FFMpegVersions version = FFMpegVersions.LatestAvailable,
+        FFMpegBinaries binaries = FFMpegBinaries.FFMpeg | FFMpegBinaries.FFProbe,
+        FFOptions? options = null,
+        SupportedPlatforms? platformOverride = null)
+    {
+        using var httpClient = new HttpClient();
+
+        var versionInfo = await httpClient.GetVersionInfo(version);
+        var binariesDictionary = versionInfo.BinaryInfo?.GetCompatibleDownloadInfo(platformOverride) ??
+                                 throw new FFMpegDownloaderException("Failed to get compatible download info");
+
+        var successList = new List<string>();
+        var relevantOptions = options ?? GlobalFFOptions.Current;
+        if (string.IsNullOrEmpty(relevantOptions.BinaryFolder))
+        {
+            throw new FFMpegDownloaderException("Binary folder not specified");
+        }
+
+        var binaryFlags = binaries.GetFlags();
+        foreach (var binaryFlag in binaryFlags)
+        {
+            if (binariesDictionary.TryGetValue(binaryFlag.ToString().ToLowerInvariant(), out var binaryUrl))
+            {
+                using var zipStream = await httpClient.GetStreamAsync(new Uri(binaryUrl));
+                var extracted = ExtractZipAndSave(zipStream, relevantOptions.BinaryFolder);
+                successList.AddRange(extracted);
+            }
+        }
+
+        return successList;
+    }
+
+    private static async Task<VersionInfo> GetVersionInfo(this HttpClient client, FFMpegVersions version)
+    {
+        var versionUri = version.GetDescription();
+
+        var response = await client.GetAsync(versionUri);
+        if (!response.IsSuccessStatusCode)
+        {
+            throw new FFMpegDownloaderException($"Failed to get version info from {versionUri}", "network error");
+        }
+
+        var jsonString = await response.Content.ReadAsStringAsync();
+        var versionInfo = JsonSerializer.Deserialize<VersionInfo>(jsonString);
+
+        return versionInfo ??
+               throw new FFMpegDownloaderException($"Failed to deserialize version info from {versionUri}", jsonString);
+    }
+
+    private static IEnumerable<string> ExtractZipAndSave(Stream zipStream, string binaryFolder)
+    {
+        using var archive = new ZipArchive(zipStream, ZipArchiveMode.Read);
+        foreach (var entry in archive.Entries)
+        {
+            if (entry.Name is "ffmpeg" or "ffmpeg.exe" or "ffprobe.exe" or "ffprobe" or "ffplay.exe" or "ffplay")
+            {
+                var filePath = Path.Combine(binaryFolder, entry.Name);
+                entry.ExtractToFile(filePath, true);
+                yield return filePath;
+            }
+        }
+    }
+}

FFMpegCore.Extensions.Downloader/Models/BinaryInfo.cs

@@ -0,0 +1,74 @@
+using System.Runtime.InteropServices;
+using System.Text.Json.Serialization;
+using FFMpegCore.Extensions.Downloader.Enums;
+
+namespace FFMpegCore.Extensions.Downloader.Models;
+
+internal class BinaryInfo
+{
+    [JsonPropertyName("windows-64")] public Dictionary<string, string>? Windows64 { get; set; }
+
+    [JsonPropertyName("windows-32")] public Dictionary<string, string>? Windows32 { get; set; }
+
+    [JsonPropertyName("linux-32")] public Dictionary<string, string>? Linux32 { get; set; }
+
+    [JsonPropertyName("linux-64")] public Dictionary<string, string>? Linux64 { get; set; }
+
+    [JsonPropertyName("linux-armhf")] public Dictionary<string, string>? LinuxArmhf { get; set; }
+
+    [JsonPropertyName("linux-armel")] public Dictionary<string, string>? LinuxArmel { get; set; }
+
+    [JsonPropertyName("linux-arm64")] public Dictionary<string, string>? LinuxArm64 { get; set; }
+
+    [JsonPropertyName("osx-64")] public Dictionary<string, string>? Osx64 { get; set; }
+
+    /// <summary>
+    ///     Automatically get the compatible download info for current os and architecture
+    /// </summary>
+    /// <param name="platformOverride"></param>
+    /// <returns></returns>
+    /// <exception cref="ArgumentOutOfRangeException"></exception>
+    /// <exception cref="PlatformNotSupportedException"></exception>
+    public Dictionary<string, string>? GetCompatibleDownloadInfo(SupportedPlatforms? platformOverride = null)
+    {
+        if (platformOverride is not null)
+        {
+            return platformOverride switch
+            {
+                SupportedPlatforms.Windows64 => Windows64,
+                SupportedPlatforms.Windows32 => Windows32,
+                SupportedPlatforms.Linux64 => Linux64,
+                SupportedPlatforms.Linux32 => Linux32,
+                SupportedPlatforms.LinuxArmhf => LinuxArmhf,
+                SupportedPlatforms.LinuxArmel => LinuxArmel,
+                SupportedPlatforms.LinuxArm64 => LinuxArm64,
+                SupportedPlatforms.Osx64 => Osx64,
+                _ => throw new ArgumentOutOfRangeException(nameof(platformOverride), platformOverride, null)
+            };
+        }
+
+        if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
+        {
+            return RuntimeInformation.OSArchitecture == Architecture.X64 ? Windows64 : Windows32;
+        }
+
+        if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
+        {
+            return RuntimeInformation.OSArchitecture switch
+            {
+                Architecture.X86 => Linux32,
+                Architecture.X64 => Linux64,
+                Architecture.Arm => LinuxArmhf,
+                Architecture.Arm64 => LinuxArm64,
+                _ => LinuxArmel
+            };
+        }
+
+        if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX) && RuntimeInformation.OSArchitecture == Architecture.X64)
+        {
+            return Osx64;
+        }
+
+        throw new PlatformNotSupportedException("Unsupported OS or Architecture");
+    }
+}

FFMpegCore.Extensions.Downloader/Models/VersionInfo.cs

@@ -0,0 +1,12 @@
+using System.Text.Json.Serialization;
+
+namespace FFMpegCore.Extensions.Downloader.Models;
+
+internal record VersionInfo
+{
+    [JsonPropertyName("version")] public string? Version { get; set; }
+
+    [JsonPropertyName("permalink")] public string? Permalink { get; set; }
+
+    [JsonPropertyName("bin")] public BinaryInfo? BinaryInfo { get; set; }
+}

FFMpegCore.Extensions.SkiaSharp/BitmapExtensions.cs

@@ -1,7 +1,7 @@
 using SkiaSharp;
 
-namespace FFMpegCore.Extensions.SkiaSharp
+namespace FFMpegCore.Extensions.SkiaSharp;
-{
+
 public static class BitmapExtensions
 {
     public static bool AddAudio(this SKBitmap poster, string audio, string output)
@@ -25,4 +25,3 @@ namespace FFMpegCore.Extensions.SkiaSharp
         }
     }
 }
-}

FFMpegCore.Extensions.SkiaSharp/BitmapVideoFrameWrapper.cs

@@ -1,24 +1,29 @@
 using FFMpegCore.Pipes;
 using SkiaSharp;
 
-namespace FFMpegCore.Extensions.SkiaSharp
+namespace FFMpegCore.Extensions.SkiaSharp;
-{
+
 public class BitmapVideoFrameWrapper : IVideoFrame, IDisposable
 {
-        public int Width => Source.Width;
-
-        public int Height => Source.Height;
-
-        public string Format { get; private set; }
-
-        public SKBitmap Source { get; private set; }
-
     public BitmapVideoFrameWrapper(SKBitmap bitmap)
     {
         Source = bitmap ?? throw new ArgumentNullException(nameof(bitmap));
         Format = ConvertStreamFormat(bitmap.ColorType);
     }
 
+    public SKBitmap Source { get; }
+
+    public void Dispose()
+    {
+        Source.Dispose();
+    }
+
+    public int Width => Source.Width;
+
+    public int Height => Source.Height;
+
+    public string Format { get; }
+
     public void Serialize(Stream stream)
     {
         var data = Source.Bytes;
@@ -31,11 +36,6 @@ namespace FFMpegCore.Extensions.SkiaSharp
         await stream.WriteAsync(data, 0, data.Length, token).ConfigureAwait(false);
     }
 
-        public void Dispose()
-        {
-            Source.Dispose();
-        }
-
     private static string ConvertStreamFormat(SKColorType fmt)
     {
         // TODO: Add support for additional formats
@@ -56,4 +56,3 @@ namespace FFMpegCore.Extensions.SkiaSharp
         }
     }
 }
-}

FFMpegCore.Extensions.SkiaSharp/FFMpegCore.Extensions.SkiaSharp.csproj

@@ -3,17 +3,19 @@
   <PropertyGroup>
     <IsPackable>true</IsPackable>
     <Description>Image extension for FFMpegCore using SkiaSharp</Description>
-        <PackageVersion>5.0.2</PackageVersion>
+    <PackageVersion>5.0.3</PackageVersion>
     <PackageOutputPath>../nupkg</PackageOutputPath>
-        <PackageReleaseNotes>Bump dependencies</PackageReleaseNotes>
+    <PackageReleaseNotes>
-        <PackageTags>ffmpeg ffprobe convert video audio mediafile resize analyze muxing skiasharp</PackageTags>
+      - Updated dependencies
+    </PackageReleaseNotes>
+    <PackageTags>ffmpeg ffprobe convert video audio image mediafile resize analyze muxing skia skiasharp</PackageTags>
     <Authors>Malte Rosenbjerg, Vlad Jerca, Max Bagryantsev, Dimitri Vranken</Authors>
     <ProduceReferenceAssembly>true</ProduceReferenceAssembly>
   </PropertyGroup>
 
   <ItemGroup>
-      <PackageReference Include="SkiaSharp" Version="3.116.1" />
+    <PackageReference Include="SkiaSharp" Version="3.119.1"/>
-      <PackageReference Include="SkiaSharp.NativeAssets.Linux.NoDependencies" Version="3.116.1" />
+    <PackageReference Include="SkiaSharp.NativeAssets.Linux.NoDependencies" Version="3.119.1"/>
   </ItemGroup>
 
   <ItemGroup>

FFMpegCore.Extensions.SkiaSharp/FFMpegImage.cs

@@ -2,8 +2,8 @@
 using FFMpegCore.Pipes;
 using SkiaSharp;
 
-namespace FFMpegCore.Extensions.SkiaSharp
+namespace FFMpegCore.Extensions.SkiaSharp;
-{
+
 public static class FFMpegImage
 {
     /// <summary>
@@ -30,6 +30,7 @@ namespace FFMpegCore.Extensions.SkiaSharp
         using var bitmap = SKBitmap.Decode(ms);
         return bitmap.Copy();
     }
+
     /// <summary>
     ///     Saves a 'png' thumbnail to an in-memory bitmap
     /// </summary>
@@ -39,7 +40,8 @@ namespace FFMpegCore.Extensions.SkiaSharp
     /// <param name="streamIndex">Selected video stream index.</param>
     /// <param name="inputFileIndex">Input file index</param>
     /// <returns>Bitmap with the requested snapshot.</returns>
-        public static async Task<SKBitmap> SnapshotAsync(string input, Size? size = null, TimeSpan? captureTime = null, int? streamIndex = null, int inputFileIndex = 0)
+    public static async Task<SKBitmap> SnapshotAsync(string input, Size? size = null, TimeSpan? captureTime = null, int? streamIndex = null,
+        int inputFileIndex = 0)
     {
         var source = await FFProbe.AnalyseAsync(input).ConfigureAwait(false);
         var (arguments, outputOptions) = SnapshotArgumentBuilder.BuildSnapshotArguments(input, source, size, captureTime, streamIndex, inputFileIndex);
@@ -54,4 +56,3 @@ namespace FFMpegCore.Extensions.SkiaSharp
         return SKBitmap.Decode(ms);
     }
 }
-}

FFMpegCore.Extensions.System.Drawing.Common/BitmapExtensions.cs

@@ -1,7 +1,7 @@
 using System.Drawing;
 
-namespace FFMpegCore.Extensions.System.Drawing.Common
+namespace FFMpegCore.Extensions.System.Drawing.Common;
-{
+
 public static class BitmapExtensions
 {
     public static bool AddAudio(this Image poster, string audio, string output)
@@ -21,4 +21,3 @@ namespace FFMpegCore.Extensions.System.Drawing.Common
         }
     }
 }
-}

FFMpegCore.Extensions.System.Drawing.Common/BitmapVideoFrameWrapper.cs

@@ -3,24 +3,29 @@ using System.Drawing.Imaging;
 using System.Runtime.InteropServices;
 using FFMpegCore.Pipes;
 
-namespace FFMpegCore.Extensions.System.Drawing.Common
+namespace FFMpegCore.Extensions.System.Drawing.Common;
-{
+
 public class BitmapVideoFrameWrapper : IVideoFrame, IDisposable
 {
-        public int Width => Source.Width;
-
-        public int Height => Source.Height;
-
-        public string Format { get; private set; }
-
-        public Bitmap Source { get; private set; }
-
     public BitmapVideoFrameWrapper(Bitmap bitmap)
     {
         Source = bitmap ?? throw new ArgumentNullException(nameof(bitmap));
         Format = ConvertStreamFormat(bitmap.PixelFormat);
     }
 
+    public Bitmap Source { get; }
+
+    public void Dispose()
+    {
+        Source.Dispose();
+    }
+
+    public int Width => Source.Width;
+
+    public int Height => Source.Height;
+
+    public string Format { get; }
+
     public void Serialize(Stream stream)
     {
         var data = Source.LockBits(new Rectangle(0, 0, Width, Height), ImageLockMode.ReadOnly, Source.PixelFormat);
@@ -53,11 +58,6 @@ namespace FFMpegCore.Extensions.System.Drawing.Common
         }
     }
 
-        public void Dispose()
-        {
-            Source.Dispose();
-        }
-
     private static string ConvertStreamFormat(PixelFormat fmt)
     {
         switch (fmt)
@@ -84,4 +84,3 @@ namespace FFMpegCore.Extensions.System.Drawing.Common
         }
     }
 }
-}

FFMpegCore.Extensions.System.Drawing.Common/FFMpegCore.Extensions.System.Drawing.Common.csproj

@@ -3,16 +3,18 @@
   <PropertyGroup>
     <IsPackable>true</IsPackable>
     <Description>Image extension for FFMpegCore using System.Common.Drawing</Description>
-    <PackageVersion>5.0.2</PackageVersion>
+    <PackageVersion>5.0.3</PackageVersion>
     <PackageOutputPath>../nupkg</PackageOutputPath>
-    <PackageReleaseNotes>Bump dependencies</PackageReleaseNotes>
+    <PackageReleaseNotes>
-    <PackageTags>ffmpeg ffprobe convert video audio mediafile resize analyze muxing</PackageTags>
+      - Updated dependencies
+    </PackageReleaseNotes>
+    <PackageTags>ffmpeg ffprobe convert video audio image mediafile resize analyze muxing</PackageTags>
     <Authors>Malte Rosenbjerg, Vlad Jerca, Max Bagryantsev</Authors>
     <ProduceReferenceAssembly>true</ProduceReferenceAssembly>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="System.Drawing.Common" Version="9.0.2" />
+    <PackageReference Include="System.Drawing.Common" Version="9.0.10"/>
   </ItemGroup>
 
   <ItemGroup>

FFMpegCore.Extensions.System.Drawing.Common/FFMpegImage.cs

@@ -1,8 +1,8 @@
 using System.Drawing;
 using FFMpegCore.Pipes;
 
-namespace FFMpegCore.Extensions.System.Drawing.Common
+namespace FFMpegCore.Extensions.System.Drawing.Common;
-{
+
 public static class FFMpegImage
 {
     /// <summary>
@@ -39,7 +39,8 @@ namespace FFMpegCore.Extensions.System.Drawing.Common
     /// <param name="streamIndex">Selected video stream index.</param>
     /// <param name="inputFileIndex">Input file index</param>
     /// <returns>Bitmap with the requested snapshot.</returns>
-        public static async Task<Bitmap> SnapshotAsync(string input, Size? size = null, TimeSpan? captureTime = null, int? streamIndex = null, int inputFileIndex = 0)
+    public static async Task<Bitmap> SnapshotAsync(string input, Size? size = null, TimeSpan? captureTime = null, int? streamIndex = null,
+        int inputFileIndex = 0)
     {
         var source = await FFProbe.AnalyseAsync(input).ConfigureAwait(false);
         var (arguments, outputOptions) = SnapshotArgumentBuilder.BuildSnapshotArguments(input, source, size, captureTime, streamIndex, inputFileIndex);
@@ -54,4 +55,3 @@ namespace FFMpegCore.Extensions.System.Drawing.Common
         return new Bitmap(ms);
     }
 }
-}

FFMpegCore.Test/ArgumentBuilderTest.cs

@@ -1,14 +1,15 @@
 using System.Drawing;
 using FFMpegCore.Arguments;
 using FFMpegCore.Enums;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
+using FFMpegCore.Pipes;
+
+namespace FFMpegCore.Test;
 
-namespace FFMpegCore.Test
-{
 [TestClass]
 public class ArgumentBuilderTest
 {
     private readonly string[] _concatFiles = { "1.mp4", "2.mp4", "3.mp4", "4.mp4" };
+    private readonly int _macOsMaxPipePathLength = 104;
     private readonly string[] _multiFiles = { "1.mp3", "2.mp3", "3.mp3", "4.mp3" };
 
     [TestMethod]
@@ -256,14 +257,16 @@ namespace FFMpegCore.Test
     [TestMethod]
     public void Builder_BuildString_Seek()
     {
-            var str = FFMpegArguments.FromFileInput("input.mp4", false, opt => opt.Seek(TimeSpan.FromSeconds(10))).OutputToFile("output.mp4", false, opt => opt.Seek(TimeSpan.FromSeconds(10))).Arguments;
+        var str = FFMpegArguments.FromFileInput("input.mp4", false, opt => opt.Seek(TimeSpan.FromSeconds(10)))
+            .OutputToFile("output.mp4", false, opt => opt.Seek(TimeSpan.FromSeconds(10))).Arguments;
         Assert.AreEqual("-ss 00:00:10.000 -i \"input.mp4\" -ss 00:00:10.000 \"output.mp4\"", str);
     }
 
     [TestMethod]
     public void Builder_BuildString_EndSeek()
     {
-            var str = FFMpegArguments.FromFileInput("input.mp4", false, opt => opt.EndSeek(TimeSpan.FromSeconds(10))).OutputToFile("output.mp4", false, opt => opt.EndSeek(TimeSpan.FromSeconds(10))).Arguments;
+        var str = FFMpegArguments.FromFileInput("input.mp4", false, opt => opt.EndSeek(TimeSpan.FromSeconds(10)))
+            .OutputToFile("output.mp4", false, opt => opt.EndSeek(TimeSpan.FromSeconds(10))).Arguments;
         Assert.AreEqual("-to 00:00:10.000 -i \"input.mp4\" -to 00:00:10.000 \"output.mp4\"", str);
     }
 
@@ -338,7 +341,7 @@ namespace FFMpegCore.Test
             .OutputToFile("output.mp4", false, opt => opt
                 .WithVideoFilters(filterOptions => filterOptions
                     .HardBurnSubtitle(SubtitleHardBurnOptions
-                            .Create(subtitlePath: "sample.srt")
+                        .Create("sample.srt")
                         .SetCharacterEncoding("UTF-8")
                         .SetOriginalSize(1366, 768)
                         .SetSubtitleIndex(0)
@@ -347,7 +350,8 @@ namespace FFMpegCore.Test
                             .WithParameter("PrimaryColour", "&HAA00FF00")))))
             .Arguments;
 
-            Assert.AreEqual("-i \"input.mp4\" -vf \"subtitles='sample.srt':charenc=UTF-8:original_size=1366x768:stream_index=0:force_style='FontName=DejaVu Serif\\,PrimaryColour=&HAA00FF00'\" \"output.mp4\"",
+        Assert.AreEqual(
+            "-i \"input.mp4\" -vf \"subtitles='sample.srt':charenc=UTF-8:original_size=1366x768:stream_index=0:force_style='FontName=DejaVu Serif\\,PrimaryColour=&HAA00FF00'\" \"output.mp4\"",
             str);
     }
 
@@ -359,7 +363,7 @@ namespace FFMpegCore.Test
             .OutputToFile("output.mp4", false, opt => opt
                 .WithVideoFilters(filterOptions => filterOptions
                     .HardBurnSubtitle(SubtitleHardBurnOptions
-                            .Create(subtitlePath: @"sample( \ : [ ] , ' ).srt"))))
+                        .Create(@"sample( \ : [ ] , ' ).srt"))))
             .Arguments;
 
         Assert.AreEqual(@"-i ""input.mp4"" -vf ""subtitles='sample( \\ \: \[ \] \, '\\\'' ).srt'"" ""output.mp4""",
@@ -494,7 +498,7 @@ namespace FFMpegCore.Test
     {
         var str = FFMpegArguments.FromFileInput("input.aaxc", false, x => x.WithAudibleEncryptionKeys("123", "456"))
             .MapMetaData()
-                .OutputToFile("output.m4b", true, x => x.WithTagVersion(3).DisableChannel(Channel.Video).CopyChannel(Channel.Audio))
+            .OutputToFile("output.m4b", true, x => x.WithTagVersion().DisableChannel(Channel.Video).CopyChannel(Channel.Audio))
             .Arguments;
 
         Assert.AreEqual("-audible_key 123 -audible_iv 456 -i \"input.aaxc\" -map_metadata 0 -id3v2_version 3 -vn -c:a copy \"output.m4b\" -y", str);
@@ -578,13 +582,11 @@ namespace FFMpegCore.Test
     {
         var str = FFMpegArguments.FromFileInput("input.mp4")
             .MultiOutput(args => args
-                    .OutputToFile("output.mp4", overwrite: true, args => args.CopyChannel())
+                .OutputToFile("output.mp4", true, args => args.CopyChannel())
-                    .OutputToFile("output.ts", overwrite: false, args => args.CopyChannel().ForceFormat("mpegts"))
+                .OutputToFile("output.ts", false, args => args.CopyChannel().ForceFormat("mpegts"))
                 .OutputToUrl("http://server/path", options => options.ForceFormat("webm")))
             .Arguments;
-            Assert.AreEqual($"""
+        Assert.AreEqual("""-i "input.mp4" -c:a copy -c:v copy "output.mp4" -y -c:a copy -c:v copy -f mpegts "output.ts" -f webm http://server/path""", str);
-                -i "input.mp4" -c:a copy -c:v copy "output.mp4" -y -c:a copy -c:v copy -f mpegts "output.ts" -f webm http://server/path
-                """, str);
     }
 
     [TestMethod]
@@ -592,10 +594,10 @@ namespace FFMpegCore.Test
     {
         var str = FFMpegArguments.FromFileInput("input.mp4")
             .MultiOutput(args => args
-                    .OutputToFile("sd.mp4", overwrite: true, args => args.Resize(1200, 720))
+                .OutputToFile("sd.mp4", true, args => args.Resize(1200, 720))
-                    .OutputToFile("hd.mp4", overwrite: false, args => args.Resize(1920, 1080)))
+                .OutputToFile("hd.mp4", false, args => args.Resize(1920, 1080)))
             .Arguments;
-            Assert.AreEqual($"""
+        Assert.AreEqual("""
                         -i "input.mp4" -s 1200x720 "sd.mp4" -y -s 1920x1080 "hd.mp4"
                         """, str);
     }
@@ -605,13 +607,14 @@ namespace FFMpegCore.Test
     {
         var str = FFMpegArguments.FromFileInput("input.mp4")
             .OutputToTee(args => args
-                    .OutputToFile("output.mp4", overwrite: false, args => args.WithFastStart())
+                .OutputToFile("output.mp4", false, args => args.WithFastStart())
                 .OutputToUrl("http://server/path", options => options.ForceFormat("mpegts").SelectStream(0, channel: Channel.Video)))
             .Arguments;
-            Assert.AreEqual($"""
+        Assert.AreEqual("""
                         -i "input.mp4" -f tee "[movflags=faststart]output.mp4|[f=mpegts:select=\'0:v:0\']http://server/path"
                         """, str);
     }
+
     [TestMethod]
     public void Builder_BuildString_MultiInput()
     {
@@ -620,26 +623,24 @@ namespace FFMpegCore.Test
         var ffmpegArgs = $"-filter_complex \"{mixFilter}\" -map \"[final]\"";
         var str = FFMpegArguments
             .FromFileInput(_multiFiles)
-                .OutputToFile("output.mp3", overwrite: true, options => options
+            .OutputToFile("output.mp3", true, options => options
                 .WithCustomArgument(ffmpegArgs)
                 .WithAudioCodec(AudioCodec.LibMp3Lame) // Set the audio codec to MP3
                 .WithAudioBitrate(128) // Set the bitrate to 128kbps
-                    .WithAudioSamplingRate(48000) // Set the sample rate to 48kHz
+                .WithAudioSamplingRate() // Set the sample rate to 48kHz
                 .WithoutMetadata() // Remove metadata
                 .WithCustomArgument("-ac 2 -write_xing 0 -id3v2_version 0")) // Force 2 Channels
             .Arguments;
-            Assert.AreEqual($"-i \"1.mp3\" -i \"2.mp3\" -i \"3.mp3\" -i \"4.mp3\" -filter_complex \"[0:0][1:0][2:0][3:0]amix=inputs=4:duration=longest:dropout_transition=1:normalize=0[final]\" -map \"[final]\" -c:a libmp3lame -b:a 128k -ar 48000 -map_metadata -1 -ac 2 -write_xing 0 -id3v2_version 0 \"output.mp3\" -y", str);
+        Assert.AreEqual(
+            "-i \"1.mp3\" -i \"2.mp3\" -i \"3.mp3\" -i \"4.mp3\" -filter_complex \"[0:0][1:0][2:0][3:0]amix=inputs=4:duration=longest:dropout_transition=1:normalize=0[final]\" -map \"[final]\" -c:a libmp3lame -b:a 128k -ar 48000 -map_metadata -1 -ac 2 -write_xing 0 -id3v2_version 0 \"output.mp3\" -y",
+            str);
     }
+
     [TestMethod]
     public void Pre_VerifyExists_AllFilesExist()
     {
         // Arrange
-            var filePaths = new List<string>
+        var filePaths = new List<string> { Path.GetTempFileName(), Path.GetTempFileName(), Path.GetTempFileName() };
-            {
-                Path.GetTempFileName(),
-                Path.GetTempFileName(),
-                Path.GetTempFileName()
-            };
         var argument = new MultiInputArgument(true, filePaths);
         try
         {
@@ -660,17 +661,12 @@ namespace FFMpegCore.Test
     public void Pre_VerifyExists_SomeFilesNotExist()
     {
         // Arrange
-            var filePaths = new List<string>
+        var filePaths = new List<string> { Path.GetTempFileName(), "file2.mp4", "file3.mp4" };
-            {
-                Path.GetTempFileName(),
-                "file2.mp4",
-                "file3.mp4"
-            };
         var argument = new MultiInputArgument(true, filePaths);
         try
         {
             // Act & Assert
-                Assert.ThrowsException<FileNotFoundException>(() => argument.Pre());
+            Assert.ThrowsExactly<FileNotFoundException>(() => argument.Pre());
         }
         finally
         {
@@ -683,15 +679,44 @@ namespace FFMpegCore.Test
     public void Pre_VerifyExists_NoFilesExist()
     {
         // Arrange
-            var filePaths = new List<string>
+        var filePaths = new List<string> { "file1.mp4", "file2.mp4", "file3.mp4" };
-            {
-                "file1.mp4",
-                "file2.mp4",
-                "file3.mp4"
-            };
         var argument = new MultiInputArgument(true, filePaths);
         // Act & Assert
-            Assert.ThrowsException<FileNotFoundException>(() => argument.Pre());
+        Assert.ThrowsExactly<FileNotFoundException>(() => argument.Pre());
-        }
+    }
+
+    [TestMethod]
+    public void Concat_Escape()
+    {
+        var arg = new DemuxConcatArgument([@"Heaven's River\05 - Investigation.m4b"]);
+        CollectionAssert.AreEquivalent(new[] { @"file 'Heaven'\''s River\05 - Investigation.m4b'" }, arg.Values.ToArray());
+    }
+
+    [TestMethod]
+    public void Audible_Aaxc_Test()
+    {
+        var arg = new AudibleEncryptionKeyArgument("123", "456");
+        Assert.AreEqual("-audible_key 123 -audible_iv 456", arg.Text);
+    }
+
+    [TestMethod]
+    public void Audible_Aax_Test()
+    {
+        var arg = new AudibleEncryptionKeyArgument("62689101");
+        Assert.AreEqual("-activation_bytes 62689101", arg.Text);
+    }
+
+    [TestMethod]
+    public void InputPipe_MaxLength_ShorterThanMacOSMax()
+    {
+        var pipePath = new InputPipeArgument(new StreamPipeSource(Stream.Null)).PipePath;
+        Assert.IsLessThan(104, pipePath.Length);
+    }
+
+    [TestMethod]
+    public void OutputPipe_MaxLength_ShorterThanMacOSMax()
+    {
+        var pipePath = new OutputPipeArgument(new StreamPipeSink(Stream.Null)).PipePath;
+        Assert.IsLessThan(_macOsMaxPipePathLength, pipePath.Length);
     }
 }

FFMpegCore.Test/Assembly.cs

@@ -0,0 +1 @@
+[assembly: Parallelize(Scope = ExecutionScope.MethodLevel)]

FFMpegCore.Test/AudioTest.cs

@@ -3,10 +3,9 @@ using FFMpegCore.Exceptions;
 using FFMpegCore.Extend;
 using FFMpegCore.Pipes;
 using FFMpegCore.Test.Resources;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
 
-namespace FFMpegCore.Test
+namespace FFMpegCore.Test;
-{
+
 [TestClass]
 public class AudioTest
 {
@@ -18,8 +17,8 @@ namespace FFMpegCore.Test
         FFMpeg.Mute(TestResources.Mp4Video, outputFile);
         var analysis = FFProbe.Analyse(outputFile);
 
-            Assert.IsTrue(analysis.VideoStreams.Any());
+        Assert.IsNotEmpty(analysis.VideoStreams);
-            Assert.IsTrue(!analysis.AudioStreams.Any());
+        Assert.IsEmpty(analysis.AudioStreams);
     }
 
     [TestMethod]
@@ -30,9 +29,10 @@ namespace FFMpegCore.Test
         FFMpeg.ExtractAudio(TestResources.Mp4Video, outputFile);
         var analysis = FFProbe.Analyse(outputFile);
 
-            Assert.IsTrue(!analysis.VideoStreams.Any());
+        Assert.IsNotEmpty(analysis.AudioStreams);
-            Assert.IsTrue(analysis.AudioStreams.Any());
+        Assert.IsEmpty(analysis.VideoStreams);
     }
+
     [TestMethod]
     public async Task Audio_FromRaw()
     {
@@ -65,27 +65,19 @@ namespace FFMpegCore.Test
         using var outputFile = new TemporaryFile("out.mp4");
         FFMpeg.PosterWithAudio(TestResources.PngImage, TestResources.Mp3Audio, outputFile);
         var analysis = FFProbe.Analyse(TestResources.Mp3Audio);
-            Assert.IsTrue(analysis.Duration.TotalSeconds > 0);
+        Assert.IsGreaterThan(0, analysis.Duration.TotalSeconds);
         Assert.IsTrue(File.Exists(outputFile));
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public void Audio_ToAAC_Args_Pipe()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
 
-            var samples = new List<IAudioSample>
+        var samples = new List<IAudioSample> { new PcmAudioSampleWrapper([0, 0]), new PcmAudioSampleWrapper([0, 0]) };
-            {
-                new PcmAudioSampleWrapper(new byte[] { 0, 0 }),
-                new PcmAudioSampleWrapper(new byte[] { 0, 0 }),
-            };
 
-            var audioSamplesSource = new RawAudioPipeSource(samples)
+        var audioSamplesSource = new RawAudioPipeSource(samples) { Channels = 2, Format = "s8", SampleRate = 8000 };
-            {
-                Channels = 2,
-                Format = "s8",
-                SampleRate = 8000,
-            };
 
         var success = FFMpegArguments
             .FromPipeInput(audioSamplesSource)
@@ -95,23 +87,15 @@ namespace FFMpegCore.Test
         Assert.IsTrue(success);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public void Audio_ToLibVorbis_Args_Pipe()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
 
-            var samples = new List<IAudioSample>
+        var samples = new List<IAudioSample> { new PcmAudioSampleWrapper([0, 0]), new PcmAudioSampleWrapper([0, 0]) };
-            {
-                new PcmAudioSampleWrapper(new byte[] { 0, 0 }),
-                new PcmAudioSampleWrapper(new byte[] { 0, 0 }),
-            };
 
-            var audioSamplesSource = new RawAudioPipeSource(samples)
+        var audioSamplesSource = new RawAudioPipeSource(samples) { Channels = 2, Format = "s8", SampleRate = 8000 };
-            {
-                Channels = 2,
-                Format = "s8",
-                SampleRate = 8000,
-            };
 
         var success = FFMpegArguments
             .FromPipeInput(audioSamplesSource)
@@ -121,23 +105,15 @@ namespace FFMpegCore.Test
         Assert.IsTrue(success);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public async Task Audio_ToAAC_Args_Pipe_Async()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
 
-            var samples = new List<IAudioSample>
+        var samples = new List<IAudioSample> { new PcmAudioSampleWrapper([0, 0]), new PcmAudioSampleWrapper([0, 0]) };
-            {
-                new PcmAudioSampleWrapper(new byte[] { 0, 0 }),
-                new PcmAudioSampleWrapper(new byte[] { 0, 0 }),
-            };
 
-            var audioSamplesSource = new RawAudioPipeSource(samples)
+        var audioSamplesSource = new RawAudioPipeSource(samples) { Channels = 2, Format = "s8", SampleRate = 8000 };
-            {
-                Channels = 2,
-                Format = "s8",
-                SampleRate = 8000,
-            };
 
         var success = await FFMpegArguments
             .FromPipeInput(audioSamplesSource)
@@ -147,16 +123,13 @@ namespace FFMpegCore.Test
         Assert.IsTrue(success);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public void Audio_ToAAC_Args_Pipe_ValidDefaultConfiguration()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
 
-            var samples = new List<IAudioSample>
+        var samples = new List<IAudioSample> { new PcmAudioSampleWrapper([0, 0]), new PcmAudioSampleWrapper([0, 0]) };
-            {
-                new PcmAudioSampleWrapper(new byte[] { 0, 0 }),
-                new PcmAudioSampleWrapper(new byte[] { 0, 0 }),
-            };
 
         var audioSamplesSource = new RawAudioPipeSource(samples);
 
@@ -168,58 +141,53 @@ namespace FFMpegCore.Test
         Assert.IsTrue(success);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public void Audio_ToAAC_Args_Pipe_InvalidChannels()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
 
-            var audioSamplesSource = new RawAudioPipeSource(new List<IAudioSample>())
+        var audioSamplesSource = new RawAudioPipeSource(new List<IAudioSample>()) { Channels = 0 };
-            {
-                Channels = 0,
-            };
 
-            var ex = Assert.ThrowsException<FFMpegException>(() => FFMpegArguments
+        Assert.ThrowsExactly<FFMpegException>(() => FFMpegArguments
             .FromPipeInput(audioSamplesSource)
             .OutputToFile(outputFile, false, opt => opt
                 .WithAudioCodec(AudioCodec.Aac))
             .ProcessSynchronously());
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public void Audio_ToAAC_Args_Pipe_InvalidFormat()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
 
-            var audioSamplesSource = new RawAudioPipeSource(new List<IAudioSample>())
+        var audioSamplesSource = new RawAudioPipeSource(new List<IAudioSample>()) { Format = "s8le" };
-            {
-                Format = "s8le",
-            };
 
-            var ex = Assert.ThrowsException<FFMpegException>(() => FFMpegArguments
+        Assert.ThrowsExactly<FFMpegException>(() => FFMpegArguments
             .FromPipeInput(audioSamplesSource)
             .OutputToFile(outputFile, false, opt => opt
                 .WithAudioCodec(AudioCodec.Aac))
             .ProcessSynchronously());
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public void Audio_ToAAC_Args_Pipe_InvalidSampleRate()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
 
-            var audioSamplesSource = new RawAudioPipeSource(new List<IAudioSample>())
+        var audioSamplesSource = new RawAudioPipeSource(new List<IAudioSample>()) { SampleRate = 0 };
-            {
-                SampleRate = 0,
-            };
 
-            var ex = Assert.ThrowsException<FFMpegException>(() => FFMpegArguments
+        Assert.ThrowsExactly<FFMpegException>(() => FFMpegArguments
             .FromPipeInput(audioSamplesSource)
             .OutputToFile(outputFile, false, opt => opt
                 .WithAudioCodec(AudioCodec.Aac))
             .ProcessSynchronously());
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public void Audio_Pan_ToMono()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
@@ -233,11 +201,12 @@ namespace FFMpegCore.Test
         var mediaAnalysis = FFProbe.Analyse(outputFile);
 
         Assert.IsTrue(success);
-            Assert.AreEqual(1, mediaAnalysis.AudioStreams.Count);
+        Assert.HasCount(1, mediaAnalysis.AudioStreams);
         Assert.AreEqual("mono", mediaAnalysis.PrimaryAudioStream!.ChannelLayout);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public void Audio_Pan_ToMonoNoDefinitions()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
@@ -251,35 +220,38 @@ namespace FFMpegCore.Test
         var mediaAnalysis = FFProbe.Analyse(outputFile);
 
         Assert.IsTrue(success);
-            Assert.AreEqual(1, mediaAnalysis.AudioStreams.Count);
+        Assert.HasCount(1, mediaAnalysis.AudioStreams);
         Assert.AreEqual("mono", mediaAnalysis.PrimaryAudioStream!.ChannelLayout);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public void Audio_Pan_ToMonoChannelsToOutputDefinitionsMismatch()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
 
-            var ex = Assert.ThrowsException<ArgumentException>(() => FFMpegArguments.FromFileInput(TestResources.Mp3Audio)
+        Assert.ThrowsExactly<ArgumentException>(() => FFMpegArguments.FromFileInput(TestResources.Mp3Audio)
             .OutputToFile(outputFile, true,
                 argumentOptions => argumentOptions
                     .WithAudioFilters(filter => filter.Pan(1, "c0=c0", "c1=c1")))
             .ProcessSynchronously());
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public void Audio_Pan_ToMonoChannelsLayoutToOutputDefinitionsMismatch()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
 
-            var ex = Assert.ThrowsException<FFMpegException>(() => FFMpegArguments.FromFileInput(TestResources.Mp3Audio)
+        Assert.ThrowsExactly<FFMpegException>(() => FFMpegArguments.FromFileInput(TestResources.Mp3Audio)
             .OutputToFile(outputFile, true,
                 argumentOptions => argumentOptions
                     .WithAudioFilters(filter => filter.Pan("mono", "c0=c0", "c1=c1")))
             .ProcessSynchronously());
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public void Audio_DynamicNormalizer_WithDefaultValues()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
@@ -293,7 +265,8 @@ namespace FFMpegCore.Test
         Assert.IsTrue(success);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public void Audio_DynamicNormalizer_WithNonDefaultValues()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
@@ -301,14 +274,14 @@ namespace FFMpegCore.Test
         var success = FFMpegArguments.FromFileInput(TestResources.Mp3Audio)
             .OutputToFile(outputFile, true,
                 argumentOptions => argumentOptions
-                        .WithAudioFilters(
+                    .WithAudioFilters(filter => filter.DynamicNormalizer(250, 7, 0.9, 2, 1, false, true, true, 0.5)))
-                            filter => filter.DynamicNormalizer(250, 7, 0.9, 2, 1, false, true, true, 0.5)))
             .ProcessSynchronously();
 
         Assert.IsTrue(success);
     }
 
-        [DataTestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     [DataRow(2)]
     [DataRow(32)]
     [DataRow(8)]
@@ -316,13 +289,11 @@ namespace FFMpegCore.Test
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
 
-            var ex = Assert.ThrowsException<ArgumentOutOfRangeException>(() => FFMpegArguments
+        Assert.ThrowsExactly<ArgumentOutOfRangeException>(() => FFMpegArguments
             .FromFileInput(TestResources.Mp3Audio)
             .OutputToFile(outputFile, true,
                 argumentOptions => argumentOptions
-                        .WithAudioFilters(
+                    .WithAudioFilters(filter => filter.DynamicNormalizer(filterWindow: filterWindow)))
-                            filter => filter.DynamicNormalizer(filterWindow: filterWindow)))
             .ProcessSynchronously());
     }
 }
-}

FFMpegCore.Test/DownloaderTests.cs

@@ -0,0 +1,53 @@
+using FFMpegCore.Extensions.Downloader;
+using FFMpegCore.Extensions.Downloader.Enums;
+using FFMpegCore.Test.Utilities;
+
+namespace FFMpegCore.Test;
+
+[TestClass]
+public class DownloaderTests
+{
+    private FFOptions _ffOptions;
+
+    [TestInitialize]
+    public void InitializeTestFolder()
+    {
+        var tempDownloadFolder = Path.Combine(Path.GetTempPath(), Guid.NewGuid().ToString());
+        Directory.CreateDirectory(tempDownloadFolder);
+        _ffOptions = new FFOptions { BinaryFolder = tempDownloadFolder };
+    }
+
+    [TestCleanup]
+    public void DeleteTestFolder()
+    {
+        Directory.Delete(_ffOptions.BinaryFolder, true);
+    }
+
+    [OsSpecificTestMethod(OsPlatforms.Windows | OsPlatforms.Linux)]
+    public async Task GetSpecificVersionTest()
+    {
+        var binaries = await FFMpegDownloader.DownloadBinaries(FFMpegVersions.V6_1, options: _ffOptions);
+        try
+        {
+            Assert.HasCount(2, binaries);
+        }
+        finally
+        {
+            binaries.ForEach(File.Delete);
+        }
+    }
+
+    [OsSpecificTestMethod(OsPlatforms.Windows | OsPlatforms.Linux)]
+    public async Task GetAllLatestSuiteTest()
+    {
+        var binaries = await FFMpegDownloader.DownloadBinaries(options: _ffOptions);
+        try
+        {
+            Assert.HasCount(2, binaries);
+        }
+        finally
+        {
+            binaries.ForEach(File.Delete);
+        }
+    }
+}

FFMpegCore.Test/FFMpegArgumentProcessorTest.cs

@@ -1,34 +1,33 @@
-using System.Reflection;
+namespace FFMpegCore.Test;
-using FFMpegCore.Arguments;
-using FluentAssertions;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
 
-namespace FFMpegCore.Test
-{
 [TestClass]
 public class FFMpegArgumentProcessorTest
 {
-        [TestCleanup]
+    private static FFMpegArgumentProcessor CreateArgumentProcessor()
-        public void TestInitialize()
-
     {
-            // After testing reset global configuration to null, to be not wrong for other test relying on configuration
+        return FFMpegArguments
-            typeof(GlobalFFOptions).GetField("_current", BindingFlags.NonPublic | BindingFlags.Static)!.SetValue(GlobalFFOptions.Current, null);
-        }
-
-        private static FFMpegArgumentProcessor CreateArgumentProcessor() => FFMpegArguments
             .FromFileInput("")
             .OutputToFile("");
+    }
 
     [TestMethod]
-        public void Processor_GlobalOptions_GetUsed()
+    public void ZZZ_Processor_GlobalOptions_GetUsed()
     {
         var globalWorkingDir = "Whatever";
+        var processor = CreateArgumentProcessor();
+
+        try
+        {
             GlobalFFOptions.Configure(new FFOptions { WorkingDirectory = globalWorkingDir });
 
-            var processor = CreateArgumentProcessor();
+            var options = processor.GetConfiguredOptions(null);
-            var options2 = processor.GetConfiguredOptions(null);
+
-            options2.WorkingDirectory.Should().Be(globalWorkingDir);
+            Assert.AreEqual(globalWorkingDir, options.WorkingDirectory);
+        }
+        finally
+        {
+            GlobalFFOptions.Configure(new FFOptions());
+        }
     }
 
     [TestMethod]
@@ -40,64 +39,60 @@ namespace FFMpegCore.Test
         processor.Configure(options => options.WorkingDirectory = sessionWorkingDir);
         var options = processor.GetConfiguredOptions(null);
 
-            options.WorkingDirectory.Should().Be(sessionWorkingDir);
+        Assert.AreEqual(sessionWorkingDir, options.WorkingDirectory);
     }
 
     [TestMethod]
-        public void Processor_Options_CanBeOverridden_And_Configured()
+    public void ZZZ_Processor_Options_CanBeOverridden_And_Configured()
     {
         var globalConfig = "Whatever";
-            GlobalFFOptions.Configure(new FFOptions { WorkingDirectory = globalConfig, TemporaryFilesFolder = globalConfig, BinaryFolder = globalConfig });
 
+        try
+        {
             var processor = CreateArgumentProcessor();
 
             var sessionTempDir = "./CurrentRunWorkingDir";
             processor.Configure(options => options.TemporaryFilesFolder = sessionTempDir);
 
-            var overrideOptions = new FFOptions() { WorkingDirectory = "override" };
+            var overrideOptions = new FFOptions { WorkingDirectory = "override" };
+
+            GlobalFFOptions.Configure(new FFOptions { WorkingDirectory = globalConfig, TemporaryFilesFolder = globalConfig, BinaryFolder = globalConfig });
             var options = processor.GetConfiguredOptions(overrideOptions);
 
-            options.Should().BeEquivalentTo(overrideOptions);
+            Assert.AreEqual(options.WorkingDirectory, overrideOptions.WorkingDirectory);
-            options.TemporaryFilesFolder.Should().BeEquivalentTo(sessionTempDir);
+            Assert.AreEqual(options.TemporaryFilesFolder, overrideOptions.TemporaryFilesFolder);
-            options.BinaryFolder.Should().NotBeEquivalentTo(globalConfig);
+            Assert.AreEqual(options.BinaryFolder, overrideOptions.BinaryFolder);
+
+            Assert.AreEqual(sessionTempDir, options.TemporaryFilesFolder);
+            Assert.AreNotEqual(globalConfig, options.BinaryFolder);
+        }
+        finally
+        {
+            GlobalFFOptions.Configure(new FFOptions());
+        }
     }
 
     [TestMethod]
-        public void Options_Global_And_Session_Options_Can_Differ()
+    public void ZZZ_Options_Global_And_Session_Options_Can_Differ()
     {
         var globalWorkingDir = "Whatever";
-            GlobalFFOptions.Configure(new FFOptions { WorkingDirectory = globalWorkingDir });
 
+        try
+        {
             var processor1 = CreateArgumentProcessor();
             var sessionWorkingDir = "./CurrentRunWorkingDir";
             processor1.Configure(options => options.WorkingDirectory = sessionWorkingDir);
             var options1 = processor1.GetConfiguredOptions(null);
-            options1.WorkingDirectory.Should().Be(sessionWorkingDir);
+            Assert.AreEqual(sessionWorkingDir, options1.WorkingDirectory);
 
             var processor2 = CreateArgumentProcessor();
+            GlobalFFOptions.Configure(new FFOptions { WorkingDirectory = globalWorkingDir });
             var options2 = processor2.GetConfiguredOptions(null);
-            options2.WorkingDirectory.Should().Be(globalWorkingDir);
+            Assert.AreEqual(globalWorkingDir, options2.WorkingDirectory);
         }
-
+        finally
-        [TestMethod]
-        public void Concat_Escape()
         {
-            var arg = new DemuxConcatArgument(new[] { @"Heaven's River\05 - Investigation.m4b" });
+            GlobalFFOptions.Configure(new FFOptions());
-            arg.Values.Should().BeEquivalentTo(new[] { @"file 'Heaven'\''s River\05 - Investigation.m4b'" });
-        }
-
-        [TestMethod]
-        public void Audible_Aaxc_Test()
-        {
-            var arg = new AudibleEncryptionKeyArgument("123", "456");
-            arg.Text.Should().Be($"-audible_key 123 -audible_iv 456");
-        }
-
-        [TestMethod]
-        public void Audible_Aax_Test()
-        {
-            var arg = new AudibleEncryptionKeyArgument("62689101");
-            arg.Text.Should().Be($"-activation_bytes 62689101");
         }
     }
 }

FFMpegCore.Test/FFMpegCore.Test.csproj

@@ -5,6 +5,7 @@
     <IsPackable>false</IsPackable>
     <Nullable>disable</Nullable>
     <LangVersion>default</LangVersion>
+    <OrderTestsByNameInClass>true</OrderTestsByNameInClass>
   </PropertyGroup>
 
   <ItemGroup>
@@ -12,18 +13,17 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="FluentAssertions" Version="8.0.1" />
     <PackageReference Include="GitHubActionsTestLogger" Version="2.4.1">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.0"/>
-    <PackageReference Include="MSTest.TestAdapter" Version="3.8.0" />
+    <PackageReference Include="MSTest.TestAdapter" Version="4.0.1"/>
-    <PackageReference Include="MSTest.TestFramework" Version="3.8.0" />
+    <PackageReference Include="MSTest.TestFramework" Version="4.0.1"/>
-    <PackageReference Include="SkiaSharp" Version="3.116.1" />
   </ItemGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\FFMpegCore.Extensions.Downloader\FFMpegCore.Extensions.Downloader.csproj"/>
     <ProjectReference Include="..\FFMpegCore.Extensions.SkiaSharp\FFMpegCore.Extensions.SkiaSharp.csproj"/>
     <ProjectReference Include="..\FFMpegCore.Extensions.System.Drawing.Common\FFMpegCore.Extensions.System.Drawing.Common.csproj"/>
     <ProjectReference Include="..\FFMpegCore\FFMpegCore.csproj"/>

FFMpegCore.Test/FFMpegOptionsTests.cs

@@ -1,8 +1,7 @@
-using Microsoft.VisualStudio.TestTools.UnitTesting;
+using Newtonsoft.Json;
-using Newtonsoft.Json;
+
+namespace FFMpegCore.Test;
 
-namespace FFMpegCore.Test
-{
 [TestClass]
 public class FFMpegOptionsTest
 {
@@ -15,7 +14,7 @@ namespace FFMpegCore.Test
     [TestMethod]
     public void Options_Defaults_Configured()
     {
-            Assert.AreEqual(new FFOptions().BinaryFolder, $"");
+        Assert.AreEqual("", new FFOptions().BinaryFolder);
     }
 
     [TestMethod]
@@ -28,21 +27,16 @@ namespace FFMpegCore.Test
     }
 
     [TestMethod]
-        public void Options_Set_Programmatically()
+    public void ZZZ_Options_Set_Programmatically()
     {
-            var original = GlobalFFOptions.Current;
         try
         {
             GlobalFFOptions.Configure(new FFOptions { BinaryFolder = "Whatever" });
-                Assert.AreEqual(
+            Assert.AreEqual("Whatever", GlobalFFOptions.Current.BinaryFolder);
-                    GlobalFFOptions.Current.BinaryFolder,
-                    "Whatever"
-                );
         }
         finally
         {
-                GlobalFFOptions.Configure(original);
+            GlobalFFOptions.Configure(new FFOptions());
-            }
         }
     }
 }

FFMpegCore.Test/FFProbeTests.cs

@@ -1,17 +1,18 @@
 using FFMpegCore.Test.Resources;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
 
-namespace FFMpegCore.Test
+namespace FFMpegCore.Test;
-{
+
 [TestClass]
 public class FFProbeTests
 {
+    public TestContext TestContext { get; set; }
+
     [TestMethod]
     public async Task Audio_FromStream_Duration()
     {
-            var fileAnalysis = await FFProbe.AnalyseAsync(TestResources.WebmVideo);
+        var fileAnalysis = await FFProbe.AnalyseAsync(TestResources.WebmVideo, cancellationToken: TestContext.CancellationToken);
         await using var inputStream = File.OpenRead(TestResources.WebmVideo);
-            var streamAnalysis = await FFProbe.AnalyseAsync(inputStream);
+        var streamAnalysis = await FFProbe.AnalyseAsync(inputStream, cancellationToken: TestContext.CancellationToken);
         Assert.IsTrue(fileAnalysis.Duration == streamAnalysis.Duration);
     }
 
@@ -20,7 +21,7 @@ namespace FFMpegCore.Test
     {
         var frameAnalysis = FFProbe.GetFrames(TestResources.WebmVideo);
 
-            Assert.AreEqual(90, frameAnalysis.Frames.Count);
+        Assert.HasCount(90, frameAnalysis.Frames);
         Assert.IsTrue(frameAnalysis.Frames.All(f => f.PixelFormat == "yuv420p"));
         Assert.IsTrue(frameAnalysis.Frames.All(f => f.Height == 360));
         Assert.IsTrue(frameAnalysis.Frames.All(f => f.Width == 640));
@@ -30,9 +31,9 @@ namespace FFMpegCore.Test
     [TestMethod]
     public async Task FrameAnalysis_Async()
     {
-            var frameAnalysis = await FFProbe.GetFramesAsync(TestResources.WebmVideo);
+        var frameAnalysis = await FFProbe.GetFramesAsync(TestResources.WebmVideo, cancellationToken: TestContext.CancellationToken);
 
-            Assert.AreEqual(90, frameAnalysis.Frames.Count);
+        Assert.HasCount(90, frameAnalysis.Frames);
         Assert.IsTrue(frameAnalysis.Frames.All(f => f.PixelFormat == "yuv420p"));
         Assert.IsTrue(frameAnalysis.Frames.All(f => f.Height == 360));
         Assert.IsTrue(frameAnalysis.Frames.All(f => f.Width == 640));
@@ -42,11 +43,11 @@ namespace FFMpegCore.Test
     [TestMethod]
     public async Task PacketAnalysis_Async()
     {
-            var packetAnalysis = await FFProbe.GetPacketsAsync(TestResources.WebmVideo);
+        var packetAnalysis = await FFProbe.GetPacketsAsync(TestResources.WebmVideo, cancellationToken: TestContext.CancellationToken);
         var packets = packetAnalysis.Packets;
-            Assert.AreEqual(96, packets.Count);
+        Assert.HasCount(96, packets);
         Assert.IsTrue(packets.All(f => f.CodecType == "video"));
-            Assert.IsTrue(packets[0].Flags.StartsWith("K_"));
+        Assert.StartsWith("K_", packets[0].Flags);
         Assert.AreEqual(1362, packets.Last().Size);
     }
 
@@ -55,9 +56,9 @@ namespace FFMpegCore.Test
     {
         var packets = FFProbe.GetPackets(TestResources.WebmVideo).Packets;
 
-            Assert.AreEqual(96, packets.Count);
+        Assert.HasCount(96, packets);
         Assert.IsTrue(packets.All(f => f.CodecType == "video"));
-            Assert.IsTrue(packets[0].Flags.StartsWith("K_"));
+        Assert.StartsWith("K_", packets[0].Flags);
         Assert.AreEqual(1362, packets.Last().Size);
     }
 
@@ -66,7 +67,7 @@ namespace FFMpegCore.Test
     {
         var packets = FFProbe.GetPackets(TestResources.Mp4Video).Packets;
 
-            Assert.AreEqual(216, packets.Count);
+        Assert.HasCount(216, packets);
         var actual = packets.Select(f => f.CodecType).Distinct().ToList();
         var expected = new List<string> { "audio", "video" };
         CollectionAssert.AreEquivalent(expected, actual);
@@ -75,12 +76,13 @@ namespace FFMpegCore.Test
         Assert.AreEqual(141, packets.Count(t => t.CodecType == "audio"));
     }
 
-        [DataTestMethod]
+    [TestMethod]
     [DataRow("0:00:03.008000", 0, 0, 0, 3, 8)]
     [DataRow("05:12:59.177", 0, 5, 12, 59, 177)]
     [DataRow("149:07:50.911750", 6, 5, 7, 50, 911)]
     [DataRow("00:00:00.83", 0, 0, 0, 0, 830)]
-        public void MediaAnalysis_ParseDuration(string duration, int expectedDays, int expectedHours, int expectedMinutes, int expectedSeconds, int expectedMilliseconds)
+    public void MediaAnalysis_ParseDuration(string duration, int expectedDays, int expectedHours, int expectedMinutes, int expectedSeconds,
+        int expectedMilliseconds)
     {
         var ffprobeStream = new FFProbeStream { Duration = duration };
 
@@ -93,10 +95,12 @@ namespace FFMpegCore.Test
         Assert.AreEqual(expectedMilliseconds, parsedDuration.Milliseconds);
     }
 
-        [TestMethod, Ignore("Consistently fails on GitHub Workflow ubuntu agents")]
+    [TestMethod]
+    [Ignore("Consistently fails on GitHub Workflow ubuntu agents")]
     public async Task Uri_Duration()
     {
-            var fileAnalysis = await FFProbe.AnalyseAsync(new Uri("https://github.com/rosenbjerg/FFMpegCore/raw/master/FFMpegCore.Test/Resources/input_3sec.webm"));
+        var fileAnalysis = await FFProbe.AnalyseAsync(new Uri("https://github.com/rosenbjerg/FFMpegCore/raw/master/FFMpegCore.Test/Resources/input_3sec.webm"),
+            cancellationToken: TestContext.CancellationToken);
         Assert.IsNotNull(fileAnalysis);
     }
 
@@ -105,7 +109,7 @@ namespace FFMpegCore.Test
     {
         var info = FFProbe.Analyse(TestResources.Mp4Video);
         Assert.AreEqual(3, info.Duration.Seconds);
-            Assert.AreEqual(0, info.Chapters.Count);
+        Assert.IsEmpty(info.Chapters);
 
         Assert.AreEqual("5.1", info.PrimaryAudioStream!.ChannelLayout);
         Assert.AreEqual(6, info.PrimaryAudioStream.Channels);
@@ -140,9 +144,11 @@ namespace FFMpegCore.Test
     public void Probe_Rotation()
     {
         var info = FFProbe.Analyse(TestResources.Mp4Video);
+        Assert.IsNotNull(info.PrimaryVideoStream);
         Assert.AreEqual(0, info.PrimaryVideoStream.Rotation);
 
         info = FFProbe.Analyse(TestResources.Mp4VideoRotation);
+        Assert.IsNotNull(info.PrimaryVideoStream);
         Assert.AreEqual(90, info.PrimaryVideoStream.Rotation);
     }
 
@@ -150,20 +156,25 @@ namespace FFMpegCore.Test
     public void Probe_Rotation_Negative_Value()
     {
         var info = FFProbe.Analyse(TestResources.Mp4VideoRotationNegative);
+        Assert.IsNotNull(info.PrimaryVideoStream);
         Assert.AreEqual(-90, info.PrimaryVideoStream.Rotation);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public async Task Probe_Async_Success()
     {
-            var info = await FFProbe.AnalyseAsync(TestResources.Mp4Video);
+        var info = await FFProbe.AnalyseAsync(TestResources.Mp4Video, cancellationToken: TestContext.CancellationToken);
         Assert.AreEqual(3, info.Duration.Seconds);
+        Assert.IsNotNull(info.PrimaryVideoStream);
         Assert.AreEqual(8, info.PrimaryVideoStream.BitDepth);
         // This video's audio stream is AAC, which is lossy, so bit depth is meaningless.
+        Assert.IsNotNull(info.PrimaryAudioStream);
         Assert.IsNull(info.PrimaryAudioStream.BitDepth);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public void Probe_Success_FromStream()
     {
         using var stream = File.OpenRead(TestResources.WebmVideo);
@@ -173,15 +184,17 @@ namespace FFMpegCore.Test
         Assert.IsNull(info.PrimaryAudioStream);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public async Task Probe_Success_FromStream_Async()
     {
         await using var stream = File.OpenRead(TestResources.WebmVideo);
-            var info = await FFProbe.AnalyseAsync(stream);
+        var info = await FFProbe.AnalyseAsync(stream, cancellationToken: TestContext.CancellationToken);
         Assert.AreEqual(3, info.Duration.Seconds);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public void Probe_HDR()
     {
         var info = FFProbe.Analyse(TestResources.HdrVideo);
@@ -193,66 +206,75 @@ namespace FFMpegCore.Test
         Assert.AreEqual("bt2020", info.PrimaryVideoStream.ColorPrimaries);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public async Task Probe_Success_Subtitle_Async()
     {
-            var info = await FFProbe.AnalyseAsync(TestResources.SrtSubtitle);
+        var info = await FFProbe.AnalyseAsync(TestResources.SrtSubtitle, cancellationToken: TestContext.CancellationToken);
         Assert.IsNotNull(info.PrimarySubtitleStream);
-            Assert.AreEqual(1, info.SubtitleStreams.Count);
+        Assert.HasCount(1, info.SubtitleStreams);
-            Assert.AreEqual(0, info.AudioStreams.Count);
+        Assert.IsEmpty(info.AudioStreams);
-            Assert.AreEqual(0, info.VideoStreams.Count);
+        Assert.IsEmpty(info.VideoStreams);
         // BitDepth is meaningless for subtitles
         Assert.IsNull(info.SubtitleStreams[0].BitDepth);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public async Task Probe_Success_Disposition_Async()
     {
-            var info = await FFProbe.AnalyseAsync(TestResources.Mp4Video);
+        var info = await FFProbe.AnalyseAsync(TestResources.Mp4Video, cancellationToken: TestContext.CancellationToken);
         Assert.IsNotNull(info.PrimaryAudioStream);
         Assert.IsNotNull(info.PrimaryAudioStream.Disposition);
-            Assert.AreEqual(true, info.PrimaryAudioStream.Disposition["default"]);
+        Assert.IsTrue(info.PrimaryAudioStream.Disposition["default"]);
-            Assert.AreEqual(false, info.PrimaryAudioStream.Disposition["forced"]);
+        Assert.IsFalse(info.PrimaryAudioStream.Disposition["forced"]);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public async Task Probe_Success_Mp3AudioBitDepthNull_Async()
     {
-            var info = await FFProbe.AnalyseAsync(TestResources.Mp3Audio);
+        var info = await FFProbe.AnalyseAsync(TestResources.Mp3Audio, cancellationToken: TestContext.CancellationToken);
         Assert.IsNotNull(info.PrimaryAudioStream);
         // mp3 is lossy, so bit depth is meaningless.
         Assert.IsNull(info.PrimaryAudioStream.BitDepth);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public async Task Probe_Success_VocAudioBitDepth_Async()
     {
-            var info = await FFProbe.AnalyseAsync(TestResources.AiffAudio);
+        var info = await FFProbe.AnalyseAsync(TestResources.AiffAudio, cancellationToken: TestContext.CancellationToken);
         Assert.IsNotNull(info.PrimaryAudioStream);
         Assert.AreEqual(16, info.PrimaryAudioStream.BitDepth);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public async Task Probe_Success_MkvVideoBitDepth_Async()
     {
-            var info = await FFProbe.AnalyseAsync(TestResources.MkvVideo);
+        var info = await FFProbe.AnalyseAsync(TestResources.MkvVideo, cancellationToken: TestContext.CancellationToken);
-            Assert.IsNotNull(info.PrimaryAudioStream);
+        Assert.IsNotNull(info.PrimaryVideoStream);
         Assert.AreEqual(8, info.PrimaryVideoStream.BitDepth);
+
+        Assert.IsNotNull(info.PrimaryAudioStream);
         Assert.IsNull(info.PrimaryAudioStream.BitDepth);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public async Task Probe_Success_24BitWavBitDepth_Async()
     {
-            var info = await FFProbe.AnalyseAsync(TestResources.Wav24Bit);
+        var info = await FFProbe.AnalyseAsync(TestResources.Wav24Bit, cancellationToken: TestContext.CancellationToken);
         Assert.IsNotNull(info.PrimaryAudioStream);
         Assert.AreEqual(24, info.PrimaryAudioStream.BitDepth);
     }
 
-        [TestMethod, Timeout(10000)]
+    [TestMethod]
+    [Timeout(10000, CooperativeCancellation = true)]
     public async Task Probe_Success_32BitWavBitDepth_Async()
     {
-            var info = await FFProbe.AnalyseAsync(TestResources.Wav32Bit);
+        var info = await FFProbe.AnalyseAsync(TestResources.Wav32Bit, cancellationToken: TestContext.CancellationToken);
         Assert.IsNotNull(info.PrimaryAudioStream);
         Assert.AreEqual(32, info.PrimaryAudioStream.BitDepth);
     }
@@ -264,4 +286,3 @@ namespace FFMpegCore.Test
         Assert.AreEqual(3, info.Duration.Seconds);
     }
 }
-}

FFMpegCore.Test/MetaDataBuilderTests.cs

@@ -1,9 +1,8 @@
 using System.Text.RegularExpressions;
 using FFMpegCore.Builders.MetaData;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
 
-namespace FFMpegCore.Test
+namespace FFMpegCore.Test;
-{
+
 [TestClass]
 public class MetaDataBuilderTests
 {
@@ -20,10 +19,8 @@ namespace FFMpegCore.Test
             Genres = new[] { "Synthwave", "Classics" },
             Tracks = new[]
             {
-                    new { Duration = TimeSpan.FromSeconds(10), Title = "Chapter 01" },
+                new { Duration = TimeSpan.FromSeconds(10), Title = "Chapter 01" }, new { Duration = TimeSpan.FromSeconds(10), Title = "Chapter 02" },
-                    new { Duration = TimeSpan.FromSeconds(10), Title = "Chapter 02" },
+                new { Duration = TimeSpan.FromSeconds(10), Title = "Chapter 03" }, new { Duration = TimeSpan.FromSeconds(10), Title = "Chapter 04" }
-                    new { Duration = TimeSpan.FromSeconds(10), Title = "Chapter 03" },
-                    new { Duration = TimeSpan.FromSeconds(10), Title = "Chapter 04" },
             }
         };
 
@@ -67,4 +64,3 @@ namespace FFMpegCore.Test
         Assert.IsTrue(Regex.IsMatch(text1, "metadata_[0-9a-f-]+\\.txt\" -map_metadata 2"), "map_metadata index is calculated incorrectly.");
     }
 }
-}

FFMpegCore.Test/PixelFormatTests.cs

@@ -1,8 +1,7 @@
 using FFMpegCore.Exceptions;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
 
-namespace FFMpegCore.Test
+namespace FFMpegCore.Test;
-{
+
 [TestClass]
 public class PixelFormatTests
 {
@@ -10,7 +9,7 @@ namespace FFMpegCore.Test
     public void PixelFormats_Enumerate()
     {
         var formats = FFMpeg.GetPixelFormats();
-            Assert.IsTrue(formats.Count > 0);
+        Assert.IsNotEmpty(formats);
     }
 
     [TestMethod]
@@ -35,7 +34,6 @@ namespace FFMpegCore.Test
     [TestMethod]
     public void PixelFormats_GetNotExisting()
     {
-            Assert.ThrowsException<FFMpegException>(() => FFMpeg.GetPixelFormat("yuv420pppUnknown"));
+        Assert.ThrowsExactly<FFMpegException>(() => FFMpeg.GetPixelFormat("yuv420pppUnknown"));
-        }
     }
 }

FFMpegCore.Test/Resources/TestResources.cs

@@ -1,5 +1,5 @@
-namespace FFMpegCore.Test.Resources
+namespace FFMpegCore.Test.Resources;
-{
+
 public static class TestResources
 {
     public static readonly string Mp4Video = "./Resources/input_3sec.mp4";
@@ -19,4 +19,3 @@
     public static readonly string Wav24Bit = "./Resources/24_bit_fixed.WAV";
     public static readonly string Wav32Bit = "./Resources/32_bit_float.WAV";
 }
-}

FFMpegCore.Test/TemporaryFile.cs

@@ -1,5 +1,5 @@
-namespace FFMpegCore.Test
+namespace FFMpegCore.Test;
-{
+
 public class TemporaryFile : IDisposable
 {
     private readonly string _path;
@@ -9,7 +9,6 @@
         _path = Path.Combine(Path.GetTempPath(), $"{Guid.NewGuid()}-{filename}");
     }
 
-        public static implicit operator string(TemporaryFile temporaryFile) => temporaryFile._path;
     public void Dispose()
     {
         if (File.Exists(_path))
@@ -17,5 +16,9 @@
             File.Delete(_path);
         }
     }
+
+    public static implicit operator string(TemporaryFile temporaryFile)
+    {
+        return temporaryFile._path;
     }
 }

FFMpegCore.Test/Utilities/BitmapSources.cs

@@ -2,11 +2,12 @@
 using System.Drawing.Imaging;
 using System.Numerics;
 using System.Runtime.Versioning;
+using FFMpegCore.Extensions.System.Drawing.Common;
 using FFMpegCore.Pipes;
 using SkiaSharp;
 
-namespace FFMpegCore.Test.Utilities
+namespace FFMpegCore.Test.Utilities;
-{
+
 internal static class BitmapSource
 {
     [SupportedOSPlatform("windows")]
@@ -33,7 +34,7 @@ namespace FFMpegCore.Test.Utilities
     }
 
     [SupportedOSPlatform("windows")]
-        public static Extensions.System.Drawing.Common.BitmapVideoFrameWrapper CreateVideoFrame(int index, PixelFormat fmt, int w, int h, float scaleNoise, float offset)
+    public static BitmapVideoFrameWrapper CreateVideoFrame(int index, PixelFormat fmt, int w, int h, float scaleNoise, float offset)
     {
         var bitmap = new Bitmap(w, h, fmt);
 
@@ -43,7 +44,7 @@ namespace FFMpegCore.Test.Utilities
             bitmap.SetPixel(x, y, color);
         }
 
-            return new Extensions.System.Drawing.Common.BitmapVideoFrameWrapper(bitmap);
+        return new BitmapVideoFrameWrapper(bitmap);
     }
 
     public static Extensions.SkiaSharp.BitmapVideoFrameWrapper CreateVideoFrame(int index, SKColorType fmt, int w, int h, float scaleNoise, float offset)
@@ -57,7 +58,8 @@ namespace FFMpegCore.Test.Utilities
         return new Extensions.SkiaSharp.BitmapVideoFrameWrapper(bitmap);
     }
 
-        private static IEnumerable<(int x, int y, byte red, byte green, byte blue)> GenerateVideoFramePixels(int index, int w, int h, float scaleNoise, float offset)
+    private static IEnumerable<(int x, int y, byte red, byte green, byte blue)> GenerateVideoFramePixels(int index, int w, int h, float scaleNoise,
+        float offset)
     {
         offset = offset * index;
 
@@ -72,7 +74,7 @@ namespace FFMpegCore.Test.Utilities
 
                 var value = (byte)((Perlin.Noise(nx, ny) + 1.0f) / 2.0f * 255);
 
-                    yield return ((x, y, (byte)(value * xf), (byte)(value * yf), value));
+                yield return (x, y, (byte)(value * xf), (byte)(value * yf), value);
             }
         }
     }
@@ -228,28 +230,23 @@ namespace FFMpegCore.Test.Utilities
         {
             var h = hash & 15;
             var u = h < 8 ? x : y;
-                var v = h < 4 ? y : (h == 12 || h == 14 ? x : z);
+            var v = h < 4 ? y : h == 12 || h == 14 ? x : z;
             return ((h & 1) == 0 ? u : -u) + ((h & 2) == 0 ? v : -v);
         }
 
-            private static readonly int[] perm = {
+        private static readonly int[] perm =
-        151,160,137,91,90,15,
+        {
-        131,13,201,95,96,53,194,233,7,225,140,36,103,30,69,142,8,99,37,240,21,10,23,
+            151, 160, 137, 91, 90, 15, 131, 13, 201, 95, 96, 53, 194, 233, 7, 225, 140, 36, 103, 30, 69, 142, 8, 99, 37, 240, 21, 10, 23, 190, 6, 148, 247,
-        190, 6,148,247,120,234,75,0,26,197,62,94,252,219,203,117,35,11,32,57,177,33,
+            120, 234, 75, 0, 26, 197, 62, 94, 252, 219, 203, 117, 35, 11, 32, 57, 177, 33, 88, 237, 149, 56, 87, 174, 20, 125, 136, 171, 168, 68, 175, 74,
-        88,237,149,56,87,174,20,125,136,171,168, 68,175,74,165,71,134,139,48,27,166,
+            165, 71, 134, 139, 48, 27, 166, 77, 146, 158, 231, 83, 111, 229, 122, 60, 211, 133, 230, 220, 105, 92, 41, 55, 46, 245, 40, 244, 102, 143, 54,
-        77,146,158,231,83,111,229,122,60,211,133,230,220,105,92,41,55,46,245,40,244,
+            65, 25, 63, 161, 1, 216, 80, 73, 209, 76, 132, 187, 208, 89, 18, 169, 200, 196, 135, 130, 116, 188, 159, 86, 164, 100, 109, 198, 173, 186, 3,
-        102,143,54, 65,25,63,161, 1,216,80,73,209,76,132,187,208, 89,18,169,200,196,
+            64, 52, 217, 226, 250, 124, 123, 5, 202, 38, 147, 118, 126, 255, 82, 85, 212, 207, 206, 59, 227, 47, 16, 58, 17, 182, 189, 28, 42, 223, 183,
-        135,130,116,188,159,86,164,100,109,198,173,186, 3,64,52,217,226,250,124,123,
+            170, 213, 119, 248, 152, 2, 44, 154, 163, 70, 221, 153, 101, 155, 167, 43, 172, 9, 129, 22, 39, 253, 19, 98, 108, 110, 79, 113, 224, 232, 178,
-        5,202,38,147,118,126,255,82,85,212,207,206,59,227,47,16,58,17,182,189,28,42,
+            185, 112, 104, 218, 246, 97, 228, 251, 34, 242, 193, 238, 210, 144, 12, 191, 179, 162, 241, 81, 51, 145, 235, 249, 14, 239, 107, 49, 192, 214,
-        223,183,170,213,119,248,152, 2,44,154,163, 70,221,153,101,155,167, 43,172,9,
+            31, 181, 199, 106, 157, 184, 84, 204, 176, 115, 121, 50, 45, 127, 4, 150, 254, 138, 236, 205, 93, 222, 114, 67, 29, 24, 72, 243, 141, 128, 195,
-        129,22,39,253, 19,98,108,110,79,113,224,232,178,185, 112,104,218,246,97,228,
+            78, 66, 215, 61, 156, 180, 151
-        251,34,242,193,238,210,144,12,191,179,162,241, 81,51,145,235,249,14,239,107,
-        49,192,214, 31,181,199,106,157,184, 84,204,176,115,121,50,45,127, 4,150,254,
-        138,236,205,93,222,114,67,29,24,72,243,141,128,195,78,66,215,61,156,180,
-        151
         };
 
         #endregion
     }
 }
-}

FFMpegCore.Test/Utilities/OsSpecificTestMethod.cs

@@ -0,0 +1,42 @@
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+using FFMpegCore.Extensions.Downloader.Extensions;
+
+namespace FFMpegCore.Test.Utilities;
+
+[Flags]
+internal enum OsPlatforms : ushort
+{
+    Windows = 1,
+    Linux = 2,
+    MacOS = 4
+}
+
+internal class OsSpecificTestMethod : TestMethodAttribute
+{
+    private readonly IEnumerable<OSPlatform> _supportedOsPlatforms;
+
+    public OsSpecificTestMethod(OsPlatforms supportedOsPlatforms, [CallerFilePath] string callerFilePath = "",
+        [CallerLineNumber] int callerLineNumber = -1) : base(callerFilePath, callerLineNumber)
+    {
+        _supportedOsPlatforms = supportedOsPlatforms.GetFlags()
+            .Select(flag => OSPlatform.Create(flag.ToString().ToUpperInvariant()))
+            .ToArray();
+    }
+
+    public override async Task<TestResult[]> ExecuteAsync(ITestMethod testMethod)
+    {
+        if (_supportedOsPlatforms.Any(RuntimeInformation.IsOSPlatform))
+        {
+            return await base.ExecuteAsync(testMethod);
+        }
+
+        var message = $"Test only executed on specific platforms: {string.Join(", ", _supportedOsPlatforms.Select(platform => platform.ToString()))}";
+        {
+            return
+            [
+                new TestResult { Outcome = UnitTestOutcome.Inconclusive, TestFailureException = new AssertInconclusiveException(message) }
+            ];
+        }
+    }
+}

FFMpegCore.Test/Utilities/WindowsOnlyDataTestMethod.cs

@@ -1,23 +0,0 @@
-using System.Runtime.InteropServices;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
-
-namespace FFMpegCore.Test.Utilities;
-
-public class WindowsOnlyDataTestMethod : DataTestMethodAttribute
-{
-    public override TestResult[] Execute(ITestMethod testMethod)
-    {
-        if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
-        {
-            var message = $"Test not executed on other platforms than Windows";
-            {
-                return new[]
-                {
-                    new TestResult { Outcome = UnitTestOutcome.Inconclusive, TestFailureException = new AssertInconclusiveException(message) }
-                };
-            }
-        }
-
-        return base.Execute(testMethod);
-    }
-}

FFMpegCore.Test/Utilities/WindowsOnlyTestMethod.cs

@@ -1,23 +0,0 @@
-using System.Runtime.InteropServices;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
-
-namespace FFMpegCore.Test.Utilities;
-
-public class WindowsOnlyTestMethod : TestMethodAttribute
-{
-    public override TestResult[] Execute(ITestMethod testMethod)
-    {
-        if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
-        {
-            var message = $"Test not executed on other platforms than Windows";
-            {
-                return new[]
-                {
-                    new TestResult { Outcome = UnitTestOutcome.Inconclusive, TestFailureException = new AssertInconclusiveException(message) }
-                };
-            }
-        }
-
-        return base.Execute(testMethod);
-    }
-}

FFMpegCore.Test/VideoTest.cs

@@ -5,19 +5,24 @@ using System.Text;
 using FFMpegCore.Arguments;
 using FFMpegCore.Enums;
 using FFMpegCore.Exceptions;
+using FFMpegCore.Extensions.System.Drawing.Common;
 using FFMpegCore.Pipes;
 using FFMpegCore.Test.Resources;
 using FFMpegCore.Test.Utilities;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
+using SkiaSharp;
+using PixelFormat = System.Drawing.Imaging.PixelFormat;
+
+namespace FFMpegCore.Test;
 
-namespace FFMpegCore.Test
-{
 [TestClass]
 public class VideoTest
 {
     private const int BaseTimeoutMilliseconds = 15_000;
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    public TestContext TestContext { get; set; }
+
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_ToOGV()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Ogv.Extension}");
@@ -29,7 +34,8 @@ namespace FFMpegCore.Test
         Assert.IsTrue(success);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_ToMP4()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
@@ -41,7 +47,8 @@ namespace FFMpegCore.Test
         Assert.IsTrue(success);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_ToMP4_YUV444p()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
@@ -54,10 +61,11 @@ namespace FFMpegCore.Test
             .ProcessSynchronously();
         Assert.IsTrue(success);
         var analysis = FFProbe.Analyse(outputFile);
-            Assert.IsTrue(analysis.VideoStreams.First().PixelFormat == "yuv444p");
+        Assert.AreEqual("yuv444p", analysis.VideoStreams.First().PixelFormat);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_ToMP4_Args()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
@@ -70,10 +78,11 @@ namespace FFMpegCore.Test
         Assert.IsTrue(success);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_ToH265_MKV_Args()
     {
-            using var outputFile = new TemporaryFile($"out.mkv");
+        using var outputFile = new TemporaryFile("out.mkv");
 
         var success = FFMpegArguments
             .FromFileInput(TestResources.WebmVideo)
@@ -84,15 +93,23 @@ namespace FFMpegCore.Test
     }
 
     [SupportedOSPlatform("windows")]
-        [WindowsOnlyDataTestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [OsSpecificTestMethod(OsPlatforms.Windows)]
-        [DataRow(System.Drawing.Imaging.PixelFormat.Format24bppRgb)]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
-        [DataRow(System.Drawing.Imaging.PixelFormat.Format32bppArgb)]
+    [DataRow(PixelFormat.Format24bppRgb)]
-        public void Video_ToMP4_Args_Pipe_WindowsOnly(System.Drawing.Imaging.PixelFormat pixelFormat) => Video_ToMP4_Args_Pipe_Internal(pixelFormat);
+    [DataRow(PixelFormat.Format32bppArgb)]
+    public void Video_ToMP4_Args_Pipe_WindowsOnly(PixelFormat pixelFormat)
+    {
+        Video_ToMP4_Args_Pipe_Internal(pixelFormat);
+    }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
-        [DataRow(SkiaSharp.SKColorType.Rgb565)]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
-        [DataRow(SkiaSharp.SKColorType.Bgra8888)]
+    [DataRow(SKColorType.Rgb565)]
-        public void Video_ToMP4_Args_Pipe(SkiaSharp.SKColorType pixelFormat) => Video_ToMP4_Args_Pipe_Internal(pixelFormat);
+    [DataRow(SKColorType.Bgra8888)]
+    public void Video_ToMP4_Args_Pipe(SKColorType pixelFormat)
+    {
+        Video_ToMP4_Args_Pipe_Internal(pixelFormat);
+    }
 
     private static void Video_ToMP4_Args_Pipe_Internal(dynamic pixelFormat)
     {
@@ -108,11 +125,19 @@ namespace FFMpegCore.Test
     }
 
     [SupportedOSPlatform("windows")]
-        [WindowsOnlyTestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [OsSpecificTestMethod(OsPlatforms.Windows)]
-        public void Video_ToMP4_Args_Pipe_DifferentImageSizes_WindowsOnly() => Video_ToMP4_Args_Pipe_DifferentImageSizes_Internal(System.Drawing.Imaging.PixelFormat.Format24bppRgb);
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
+    public void Video_ToMP4_Args_Pipe_DifferentImageSizes_WindowsOnly()
+    {
+        Video_ToMP4_Args_Pipe_DifferentImageSizes_Internal(PixelFormat.Format24bppRgb);
+    }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
-        public void Video_ToMP4_Args_Pipe_DifferentImageSizes() => Video_ToMP4_Args_Pipe_DifferentImageSizes_Internal(SkiaSharp.SKColorType.Rgb565);
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
+    public void Video_ToMP4_Args_Pipe_DifferentImageSizes()
+    {
+        Video_ToMP4_Args_Pipe_DifferentImageSizes_Internal(SKColorType.Rgb565);
+    }
 
     private static void Video_ToMP4_Args_Pipe_DifferentImageSizes_Internal(dynamic pixelFormat)
     {
@@ -120,12 +145,11 @@ namespace FFMpegCore.Test
 
         var frames = new List<IVideoFrame>
         {
-                BitmapSource.CreateVideoFrame(0, pixelFormat, 255, 255, 1, 0),
+            BitmapSource.CreateVideoFrame(0, pixelFormat, 255, 255, 1, 0), BitmapSource.CreateVideoFrame(0, pixelFormat, 256, 256, 1, 0)
-                BitmapSource.CreateVideoFrame(0, pixelFormat, 256, 256, 1, 0)
         };
 
         var videoFramesSource = new RawVideoPipeSource(frames);
-            var ex = Assert.ThrowsException<FFMpegStreamFormatException>(() => FFMpegArguments
+        Assert.ThrowsExactly<FFMpegStreamFormatException>(() => FFMpegArguments
             .FromPipeInput(videoFramesSource)
             .OutputToFile(outputFile, false, opt => opt
                 .WithVideoCodec(VideoCodec.LibX264))
@@ -133,11 +157,19 @@ namespace FFMpegCore.Test
     }
 
     [SupportedOSPlatform("windows")]
-        [WindowsOnlyTestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [OsSpecificTestMethod(OsPlatforms.Windows)]
-        public async Task Video_ToMP4_Args_Pipe_DifferentImageSizes_WindowsOnly_Async() => await Video_ToMP4_Args_Pipe_DifferentImageSizes_Internal_Async(System.Drawing.Imaging.PixelFormat.Format24bppRgb);
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
+    public async Task Video_ToMP4_Args_Pipe_DifferentImageSizes_WindowsOnly_Async()
+    {
+        await Video_ToMP4_Args_Pipe_DifferentImageSizes_Internal_Async(PixelFormat.Format24bppRgb);
+    }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
-        public async Task Video_ToMP4_Args_Pipe_DifferentImageSizes_Async() => await Video_ToMP4_Args_Pipe_DifferentImageSizes_Internal_Async(SkiaSharp.SKColorType.Rgb565);
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
+    public async Task Video_ToMP4_Args_Pipe_DifferentImageSizes_Async()
+    {
+        await Video_ToMP4_Args_Pipe_DifferentImageSizes_Internal_Async(SKColorType.Rgb565);
+    }
 
     private static async Task Video_ToMP4_Args_Pipe_DifferentImageSizes_Internal_Async(dynamic pixelFormat)
     {
@@ -145,12 +177,11 @@ namespace FFMpegCore.Test
 
         var frames = new List<IVideoFrame>
         {
-                BitmapSource.CreateVideoFrame(0, pixelFormat, 255, 255, 1, 0),
+            BitmapSource.CreateVideoFrame(0, pixelFormat, 255, 255, 1, 0), BitmapSource.CreateVideoFrame(0, pixelFormat, 256, 256, 1, 0)
-                BitmapSource.CreateVideoFrame(0, pixelFormat, 256, 256, 1, 0)
         };
 
         var videoFramesSource = new RawVideoPipeSource(frames);
-            var ex = await Assert.ThrowsExceptionAsync<FFMpegStreamFormatException>(() => FFMpegArguments
+        await Assert.ThrowsExactlyAsync<FFMpegStreamFormatException>(() => FFMpegArguments
             .FromPipeInput(videoFramesSource)
             .OutputToFile(outputFile, false, opt => opt
                 .WithVideoCodec(VideoCodec.LibX264))
@@ -158,12 +189,20 @@ namespace FFMpegCore.Test
     }
 
     [SupportedOSPlatform("windows")]
-        [WindowsOnlyTestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [OsSpecificTestMethod(OsPlatforms.Windows)]
-        public void Video_ToMP4_Args_Pipe_DifferentPixelFormats_WindowsOnly() =>
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
-            Video_ToMP4_Args_Pipe_DifferentPixelFormats_Internal(System.Drawing.Imaging.PixelFormat.Format24bppRgb, System.Drawing.Imaging.PixelFormat.Format32bppRgb);
+    public void Video_ToMP4_Args_Pipe_DifferentPixelFormats_WindowsOnly()
+    {
+        Video_ToMP4_Args_Pipe_DifferentPixelFormats_Internal(PixelFormat.Format24bppRgb,
+            PixelFormat.Format32bppRgb);
+    }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
-        public void Video_ToMP4_Args_Pipe_DifferentPixelFormats() => Video_ToMP4_Args_Pipe_DifferentPixelFormats_Internal(SkiaSharp.SKColorType.Rgb565, SkiaSharp.SKColorType.Bgra8888);
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
+    public void Video_ToMP4_Args_Pipe_DifferentPixelFormats()
+    {
+        Video_ToMP4_Args_Pipe_DifferentPixelFormats_Internal(SKColorType.Rgb565, SKColorType.Bgra8888);
+    }
 
     private static void Video_ToMP4_Args_Pipe_DifferentPixelFormats_Internal(dynamic pixelFormatFrame1, dynamic pixelFormatFrame2)
     {
@@ -171,12 +210,11 @@ namespace FFMpegCore.Test
 
         var frames = new List<IVideoFrame>
         {
-                BitmapSource.CreateVideoFrame(0, pixelFormatFrame1, 255, 255, 1, 0),
+            BitmapSource.CreateVideoFrame(0, pixelFormatFrame1, 255, 255, 1, 0), BitmapSource.CreateVideoFrame(0, pixelFormatFrame2, 255, 255, 1, 0)
-                BitmapSource.CreateVideoFrame(0, pixelFormatFrame2, 255, 255, 1, 0)
         };
 
         var videoFramesSource = new RawVideoPipeSource(frames);
-            var ex = Assert.ThrowsException<FFMpegStreamFormatException>(() => FFMpegArguments
+        Assert.ThrowsExactly<FFMpegStreamFormatException>(() => FFMpegArguments
             .FromPipeInput(videoFramesSource)
             .OutputToFile(outputFile, false, opt => opt
                 .WithVideoCodec(VideoCodec.LibX264))
@@ -184,12 +222,20 @@ namespace FFMpegCore.Test
     }
 
     [SupportedOSPlatform("windows")]
-        [WindowsOnlyTestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [OsSpecificTestMethod(OsPlatforms.Windows)]
-        public async Task Video_ToMP4_Args_Pipe_DifferentPixelFormats_WindowsOnly_Async() =>
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
-            await Video_ToMP4_Args_Pipe_DifferentPixelFormats_Internal_Async(System.Drawing.Imaging.PixelFormat.Format24bppRgb, System.Drawing.Imaging.PixelFormat.Format32bppRgb);
+    public async Task Video_ToMP4_Args_Pipe_DifferentPixelFormats_WindowsOnly_Async()
+    {
+        await Video_ToMP4_Args_Pipe_DifferentPixelFormats_Internal_Async(PixelFormat.Format24bppRgb,
+            PixelFormat.Format32bppRgb);
+    }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
-        public async Task Video_ToMP4_Args_Pipe_DifferentPixelFormats_Async() => await Video_ToMP4_Args_Pipe_DifferentPixelFormats_Internal_Async(SkiaSharp.SKColorType.Rgb565, SkiaSharp.SKColorType.Bgra8888);
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
+    public async Task Video_ToMP4_Args_Pipe_DifferentPixelFormats_Async()
+    {
+        await Video_ToMP4_Args_Pipe_DifferentPixelFormats_Internal_Async(SKColorType.Rgb565, SKColorType.Bgra8888);
+    }
 
     private static async Task Video_ToMP4_Args_Pipe_DifferentPixelFormats_Internal_Async(dynamic pixelFormatFrame1, dynamic pixelFormatFrame2)
     {
@@ -197,19 +243,19 @@ namespace FFMpegCore.Test
 
         var frames = new List<IVideoFrame>
         {
-                BitmapSource.CreateVideoFrame(0, pixelFormatFrame1, 255, 255, 1, 0),
+            BitmapSource.CreateVideoFrame(0, pixelFormatFrame1, 255, 255, 1, 0), BitmapSource.CreateVideoFrame(0, pixelFormatFrame2, 255, 255, 1, 0)
-                BitmapSource.CreateVideoFrame(0, pixelFormatFrame2, 255, 255, 1, 0)
         };
 
         var videoFramesSource = new RawVideoPipeSource(frames);
-            var ex = await Assert.ThrowsExceptionAsync<FFMpegStreamFormatException>(() => FFMpegArguments
+        await Assert.ThrowsExactlyAsync<FFMpegStreamFormatException>(() => FFMpegArguments
             .FromPipeInput(videoFramesSource)
             .OutputToFile(outputFile, false, opt => opt
                 .WithVideoCodec(VideoCodec.LibX264))
             .ProcessAsynchronously());
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_ToMP4_Args_StreamPipe()
     {
         using var input = File.OpenRead(TestResources.WebmVideo);
@@ -223,10 +269,11 @@ namespace FFMpegCore.Test
         Assert.IsTrue(success);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public async Task Video_ToMP4_Args_StreamOutputPipe_Async_Failure()
     {
-            await Assert.ThrowsExceptionAsync<FFMpegException>(async () =>
+        await Assert.ThrowsExactlyAsync<FFMpegException>(async () =>
         {
             await using var ms = new MemoryStream();
             var pipeSource = new StreamPipeSink(ms);
@@ -237,7 +284,8 @@ namespace FFMpegCore.Test
         });
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_StreamFile_OutputToMemoryStream()
     {
         var output = new MemoryStream();
@@ -254,10 +302,11 @@ namespace FFMpegCore.Test
         Console.WriteLine(result.Duration);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_ToMP4_Args_StreamOutputPipe_Failure()
     {
-            Assert.ThrowsException<FFMpegException>(() =>
+        Assert.ThrowsExactly<FFMpegException>(() =>
         {
             using var ms = new MemoryStream();
             FFMpegArguments
@@ -268,7 +317,8 @@ namespace FFMpegCore.Test
         });
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public async Task Video_ToMP4_Args_StreamOutputPipe_Async()
     {
         await using var ms = new MemoryStream();
@@ -281,7 +331,8 @@ namespace FFMpegCore.Test
             .ProcessAsynchronously();
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public async Task TestDuplicateRun()
     {
         FFMpegArguments
@@ -297,7 +348,8 @@ namespace FFMpegCore.Test
         File.Delete("temporary.mp4");
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void TranscodeToMemoryStream_Success()
     {
         using var output = new MemoryStream();
@@ -315,7 +367,8 @@ namespace FFMpegCore.Test
         Assert.AreEqual(inputAnalysis.Duration.TotalSeconds, outputAnalysis.Duration.TotalSeconds, 0.3);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_ToTS()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.MpegTs.Extension}");
@@ -327,7 +380,8 @@ namespace FFMpegCore.Test
         Assert.IsTrue(success);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_ToTS_Args()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.MpegTs.Extension}");
@@ -343,15 +397,23 @@ namespace FFMpegCore.Test
     }
 
     [SupportedOSPlatform("windows")]
-        [WindowsOnlyDataTestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [OsSpecificTestMethod(OsPlatforms.Windows)]
-        [DataRow(System.Drawing.Imaging.PixelFormat.Format24bppRgb)]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
-        [DataRow(System.Drawing.Imaging.PixelFormat.Format32bppArgb)]
+    [DataRow(PixelFormat.Format24bppRgb)]
-        public async Task Video_ToTS_Args_Pipe_WindowsOnly(System.Drawing.Imaging.PixelFormat pixelFormat) => await Video_ToTS_Args_Pipe_Internal(pixelFormat);
+    [DataRow(PixelFormat.Format32bppArgb)]
+    public async Task Video_ToTS_Args_Pipe_WindowsOnly(PixelFormat pixelFormat)
+    {
+        await Video_ToTS_Args_Pipe_Internal(pixelFormat);
+    }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
-        [DataRow(SkiaSharp.SKColorType.Rgb565)]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
-        [DataRow(SkiaSharp.SKColorType.Bgra8888)]
+    [DataRow(SKColorType.Rgb565)]
-        public async Task Video_ToTS_Args_Pipe(SkiaSharp.SKColorType pixelFormat) => await Video_ToTS_Args_Pipe_Internal(pixelFormat);
+    [DataRow(SKColorType.Bgra8888)]
+    public async Task Video_ToTS_Args_Pipe(SKColorType pixelFormat)
+    {
+        await Video_ToTS_Args_Pipe_Internal(pixelFormat);
+    }
 
     private static async Task Video_ToTS_Args_Pipe_Internal(dynamic pixelFormat)
     {
@@ -369,7 +431,8 @@ namespace FFMpegCore.Test
         Assert.AreEqual(VideoType.Ts.Name, analysis.Format.FormatName);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public async Task Video_ToOGV_Resize()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Ogv.Extension}");
@@ -383,10 +446,11 @@ namespace FFMpegCore.Test
     }
 
     [SupportedOSPlatform("windows")]
-        [WindowsOnlyDataTestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [OsSpecificTestMethod(OsPlatforms.Windows)]
-        [DataRow(SkiaSharp.SKColorType.Rgb565)]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
-        [DataRow(SkiaSharp.SKColorType.Bgra8888)]
+    [DataRow(SKColorType.Rgb565)]
-        public void RawVideoPipeSource_Ogv_Scale(SkiaSharp.SKColorType pixelFormat)
+    [DataRow(SKColorType.Bgra8888)]
+    public void RawVideoPipeSource_Ogv_Scale(SKColorType pixelFormat)
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Ogv.Extension}");
         var videoFramesSource = new RawVideoPipeSource(BitmapSource.CreateBitmaps(128, pixelFormat, 256, 256));
@@ -403,7 +467,8 @@ namespace FFMpegCore.Test
         Assert.AreEqual((int)VideoSize.Ed, analysis.PrimaryVideoStream!.Width);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Scale_Mp4_Multithreaded()
     {
         using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
@@ -418,16 +483,24 @@ namespace FFMpegCore.Test
     }
 
     [SupportedOSPlatform("windows")]
-        [WindowsOnlyDataTestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [OsSpecificTestMethod(OsPlatforms.Windows)]
-        [DataRow(System.Drawing.Imaging.PixelFormat.Format24bppRgb)]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
-        [DataRow(System.Drawing.Imaging.PixelFormat.Format32bppArgb)]
+    [DataRow(PixelFormat.Format24bppRgb)]
+    [DataRow(PixelFormat.Format32bppArgb)]
     // [DataRow(PixelFormat.Format48bppRgb)]
-        public void Video_ToMP4_Resize_Args_Pipe(System.Drawing.Imaging.PixelFormat pixelFormat) => Video_ToMP4_Resize_Args_Pipe_Internal(pixelFormat);
+    public void Video_ToMP4_Resize_Args_Pipe(PixelFormat pixelFormat)
+    {
+        Video_ToMP4_Resize_Args_Pipe_Internal(pixelFormat);
+    }
 
-        [DataTestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
-        [DataRow(SkiaSharp.SKColorType.Rgb565)]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
-        [DataRow(SkiaSharp.SKColorType.Bgra8888)]
+    [DataRow(SKColorType.Rgb565)]
-        public void Video_ToMP4_Resize_Args_Pipe(SkiaSharp.SKColorType pixelFormat) => Video_ToMP4_Resize_Args_Pipe_Internal(pixelFormat);
+    [DataRow(SKColorType.Bgra8888)]
+    public void Video_ToMP4_Resize_Args_Pipe(SKColorType pixelFormat)
+    {
+        Video_ToMP4_Resize_Args_Pipe_Internal(pixelFormat);
+    }
 
     private static void Video_ToMP4_Resize_Args_Pipe_Internal(dynamic pixelFormat)
     {
@@ -443,10 +516,11 @@ namespace FFMpegCore.Test
     }
 
     [SupportedOSPlatform("windows")]
-        [WindowsOnlyTestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [OsSpecificTestMethod(OsPlatforms.Windows)]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_Snapshot_InMemory_SystemDrawingCommon()
     {
-            using var bitmap = Extensions.System.Drawing.Common.FFMpegImage.Snapshot(TestResources.Mp4Video);
+        using var bitmap = FFMpegImage.Snapshot(TestResources.Mp4Video);
 
         var input = FFProbe.Analyse(TestResources.Mp4Video);
         Assert.AreEqual(input.PrimaryVideoStream!.Width, bitmap.Width);
@@ -454,7 +528,8 @@ namespace FFMpegCore.Test
         Assert.AreEqual(bitmap.RawFormat, ImageFormat.Png);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_Snapshot_InMemory_SkiaSharp()
     {
         using var bitmap = Extensions.SkiaSharp.FFMpegImage.Snapshot(TestResources.Mp4Video);
@@ -466,8 +541,9 @@ namespace FFMpegCore.Test
         // e.g. Bgra8888 on Windows and Rgba8888 on macOS.
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
-        public void Video_Snapshot_PersistSnapshot()
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
+    public void Video_Snapshot_Png_PersistSnapshot()
     {
         using var outputPath = new TemporaryFile("out.png");
         var input = FFProbe.Analyse(TestResources.Mp4Video);
@@ -480,7 +556,69 @@ namespace FFMpegCore.Test
         Assert.AreEqual("png", analysis.PrimaryVideoStream!.CodecName);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
+    public void Video_Snapshot_Jpg_PersistSnapshot()
+    {
+        using var outputPath = new TemporaryFile("out.jpg");
+        var input = FFProbe.Analyse(TestResources.Mp4Video);
+
+        FFMpeg.Snapshot(TestResources.Mp4Video, outputPath);
+
+        var analysis = FFProbe.Analyse(outputPath);
+        Assert.AreEqual(input.PrimaryVideoStream!.Width, analysis.PrimaryVideoStream!.Width);
+        Assert.AreEqual(input.PrimaryVideoStream.Height, analysis.PrimaryVideoStream!.Height);
+        Assert.AreEqual("mjpeg", analysis.PrimaryVideoStream!.CodecName);
+    }
+
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
+    public void Video_Snapshot_Bmp_PersistSnapshot()
+    {
+        using var outputPath = new TemporaryFile("out.bmp");
+        var input = FFProbe.Analyse(TestResources.Mp4Video);
+
+        FFMpeg.Snapshot(TestResources.Mp4Video, outputPath);
+
+        var analysis = FFProbe.Analyse(outputPath);
+        Assert.AreEqual(input.PrimaryVideoStream!.Width, analysis.PrimaryVideoStream!.Width);
+        Assert.AreEqual(input.PrimaryVideoStream.Height, analysis.PrimaryVideoStream!.Height);
+        Assert.AreEqual("bmp", analysis.PrimaryVideoStream!.CodecName);
+    }
+
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
+    public void Video_Snapshot_Webp_PersistSnapshot()
+    {
+        using var outputPath = new TemporaryFile("out.webp");
+        var input = FFProbe.Analyse(TestResources.Mp4Video);
+
+        FFMpeg.Snapshot(TestResources.Mp4Video, outputPath);
+
+        var analysis = FFProbe.Analyse(outputPath);
+        Assert.AreEqual(input.PrimaryVideoStream!.Width, analysis.PrimaryVideoStream!.Width);
+        Assert.AreEqual(input.PrimaryVideoStream.Height, analysis.PrimaryVideoStream!.Height);
+        Assert.AreEqual("webp", analysis.PrimaryVideoStream!.CodecName);
+    }
+
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
+    public void Video_Snapshot_Exception_PersistSnapshot()
+    {
+        using var outputPath = new TemporaryFile("out.asd");
+
+        try
+        {
+            FFMpeg.Snapshot(TestResources.Mp4Video, outputPath);
+        }
+        catch (Exception ex)
+        {
+            Assert.IsTrue(ex is ArgumentException);
+        }
+    }
+
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_Snapshot_Rotated_PersistSnapshot()
     {
         using var outputPath = new TemporaryFile("out.png");
@@ -495,7 +633,8 @@ namespace FFMpegCore.Test
         Assert.AreEqual("png", analysis.PrimaryVideoStream!.CodecName);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_GifSnapshot_PersistSnapshot()
     {
         using var outputPath = new TemporaryFile("out.gif");
@@ -509,14 +648,15 @@ namespace FFMpegCore.Test
         Assert.AreEqual("gif", analysis.PrimaryVideoStream!.CodecName);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_GifSnapshot_PersistSnapshot_SizeSupplied()
     {
         using var outputPath = new TemporaryFile("out.gif");
         var input = FFProbe.Analyse(TestResources.Mp4Video);
         var desiredGifSize = new Size(320, 240);
 
-            FFMpeg.GifSnapshot(TestResources.Mp4Video, outputPath, desiredGifSize, captureTime: TimeSpan.FromSeconds(0));
+        FFMpeg.GifSnapshot(TestResources.Mp4Video, outputPath, desiredGifSize, TimeSpan.FromSeconds(0));
 
         var analysis = FFProbe.Analyse(outputPath);
         Assert.AreNotEqual(input.PrimaryVideoStream!.Width, desiredGifSize.Width);
@@ -524,7 +664,8 @@ namespace FFMpegCore.Test
         Assert.AreEqual("gif", analysis.PrimaryVideoStream!.CodecName);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public async Task Video_GifSnapshot_PersistSnapshotAsync()
     {
         using var outputPath = new TemporaryFile("out.gif");
@@ -538,14 +679,15 @@ namespace FFMpegCore.Test
         Assert.AreEqual("gif", analysis.PrimaryVideoStream!.CodecName);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public async Task Video_GifSnapshot_PersistSnapshotAsync_SizeSupplied()
     {
         using var outputPath = new TemporaryFile("out.gif");
         var input = FFProbe.Analyse(TestResources.Mp4Video);
         var desiredGifSize = new Size(320, 240);
 
-            await FFMpeg.GifSnapshotAsync(TestResources.Mp4Video, outputPath, desiredGifSize, captureTime: TimeSpan.FromSeconds(0));
+        await FFMpeg.GifSnapshotAsync(TestResources.Mp4Video, outputPath, desiredGifSize, TimeSpan.FromSeconds(0));
 
         var analysis = FFProbe.Analyse(outputPath);
         Assert.AreNotEqual(input.PrimaryVideoStream!.Width, desiredGifSize.Width);
@@ -553,7 +695,8 @@ namespace FFMpegCore.Test
         Assert.AreEqual("gif", analysis.PrimaryVideoStream!.CodecName);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_Join()
     {
         using var inputCopy = new TemporaryFile("copy-input.mp4");
@@ -575,7 +718,8 @@ namespace FFMpegCore.Test
         Assert.AreEqual(input.PrimaryVideoStream.Width, result.PrimaryVideoStream.Width);
     }
 
-        [TestMethod, Timeout(2 * BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(2 * BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_Join_Image_Sequence()
     {
         var imageSet = new List<string>();
@@ -591,7 +735,7 @@ namespace FFMpegCore.Test
         var imageAnalysis = FFProbe.Analyse(imageSet.First());
 
         using var outputFile = new TemporaryFile("out.mp4");
-            var success = FFMpeg.JoinImageSequence(outputFile, frameRate: 10, images: imageSet.ToArray());
+        var success = FFMpeg.JoinImageSequence(outputFile, 10, imageSet.ToArray());
         Assert.IsTrue(success);
         var result = FFProbe.Analyse(outputFile);
 
@@ -600,16 +744,18 @@ namespace FFMpegCore.Test
         Assert.AreEqual(imageAnalysis.PrimaryVideoStream!.Height, result.PrimaryVideoStream.Height);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_With_Only_Audio_Should_Extract_Metadata()
     {
         var video = FFProbe.Analyse(TestResources.Mp4WithoutVideo);
-            Assert.AreEqual(null, video.PrimaryVideoStream);
+        Assert.IsNull(video.PrimaryVideoStream);
         Assert.AreEqual("aac", video.PrimaryAudioStream!.CodecName);
         Assert.AreEqual(10, video.Duration.TotalSeconds, 0.5);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_Duration()
     {
         var video = FFProbe.Analyse(TestResources.Mp4Video);
@@ -629,7 +775,8 @@ namespace FFMpegCore.Test
         Assert.AreEqual(video.Duration.Seconds - 2, outputVideo.Duration.Seconds);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_UpdatesProgress()
     {
         using var outputFile = new TemporaryFile("out.mp4");
@@ -670,13 +817,13 @@ namespace FFMpegCore.Test
         Assert.AreNotEqual(analysis.Duration, timeDone);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_OutputsData()
     {
         using var outputFile = new TemporaryFile("out.mp4");
         var dataReceived = false;
 
-            GlobalFFOptions.Configure(opt => opt.Encoding = Encoding.UTF8);
         var success = FFMpegArguments
             .FromFileInput(TestResources.Mp4Video)
             .WithGlobalOptions(options => options
@@ -684,6 +831,7 @@ namespace FFMpegCore.Test
             .OutputToFile(outputFile, false, opt => opt
                 .WithDuration(TimeSpan.FromSeconds(2)))
             .NotifyOnError(_ => dataReceived = true)
+            .Configure(opt => opt.Encoding = Encoding.UTF8)
             .ProcessSynchronously();
 
         Assert.IsTrue(dataReceived);
@@ -692,11 +840,19 @@ namespace FFMpegCore.Test
     }
 
     [SupportedOSPlatform("windows")]
-        [WindowsOnlyTestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [OsSpecificTestMethod(OsPlatforms.Windows)]
-        public void Video_TranscodeInMemory_WindowsOnly() => Video_TranscodeInMemory_Internal(System.Drawing.Imaging.PixelFormat.Format24bppRgb);
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
+    public void Video_TranscodeInMemory_WindowsOnly()
+    {
+        Video_TranscodeInMemory_Internal(PixelFormat.Format24bppRgb);
+    }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
-        public void Video_TranscodeInMemory() => Video_TranscodeInMemory_Internal(SkiaSharp.SKColorType.Rgb565);
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
+    public void Video_TranscodeInMemory()
+    {
+        Video_TranscodeInMemory_Internal(SKColorType.Rgb565);
+    }
 
     private static void Video_TranscodeInMemory_Internal(dynamic pixelFormat)
     {
@@ -713,11 +869,12 @@ namespace FFMpegCore.Test
 
         resStream.Position = 0;
         var vi = FFProbe.Analyse(resStream);
-            Assert.AreEqual(vi.PrimaryVideoStream!.Width, 128);
+        Assert.AreEqual(128, vi.PrimaryVideoStream!.Width);
-            Assert.AreEqual(vi.PrimaryVideoStream.Height, 128);
+        Assert.AreEqual(128, vi.PrimaryVideoStream.Height);
     }
 
-        [TestMethod, Timeout(2 * BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(2 * BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_TranscodeToMemory()
     {
         using var memoryStream = new MemoryStream();
@@ -731,11 +888,12 @@ namespace FFMpegCore.Test
 
         memoryStream.Position = 0;
         var vi = FFProbe.Analyse(memoryStream);
-            Assert.AreEqual(vi.PrimaryVideoStream!.Width, 640);
+        Assert.AreEqual(640, vi.PrimaryVideoStream!.Width);
-            Assert.AreEqual(vi.PrimaryVideoStream.Height, 360);
+        Assert.AreEqual(360, vi.PrimaryVideoStream.Height);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public async Task Video_Cancel_Async()
     {
         using var outputFile = new TemporaryFile("out.mp4");
@@ -751,7 +909,7 @@ namespace FFMpegCore.Test
             .CancellableThrough(out var cancel)
             .ProcessAsynchronously(false);
 
-            await Task.Delay(300);
+        await Task.Delay(300, TestContext.CancellationToken);
         cancel();
 
         var result = await task;
@@ -759,7 +917,8 @@ namespace FFMpegCore.Test
         Assert.IsFalse(result);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_Cancel()
     {
         using var outputFile = new TemporaryFile("out.mp4");
@@ -773,14 +932,15 @@ namespace FFMpegCore.Test
                 .WithSpeedPreset(Speed.VeryFast))
             .CancellableThrough(out var cancel);
 
-            Task.Delay(300).ContinueWith((_) => cancel());
+        Task.Delay(300, TestContext.CancellationToken).ContinueWith(_ => cancel(), TestContext.CancellationToken);
 
         var result = task.ProcessSynchronously(false);
 
         Assert.IsFalse(result);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public async Task Video_Cancel_Async_With_Timeout()
     {
         using var outputFile = new TemporaryFile("out.mp4");
@@ -796,12 +956,12 @@ namespace FFMpegCore.Test
             .CancellableThrough(out var cancel, 10000)
             .ProcessAsynchronously(false);
 
-            await Task.Delay(300);
+        await Task.Delay(300, TestContext.CancellationToken);
         cancel();
 
         await task;
 
-            var outputInfo = await FFProbe.AnalyseAsync(outputFile);
+        var outputInfo = await FFProbe.AnalyseAsync(outputFile, cancellationToken: TestContext.CancellationToken);
 
         Assert.IsNotNull(outputInfo);
         Assert.AreEqual(320, outputInfo.PrimaryVideoStream!.Width);
@@ -810,7 +970,8 @@ namespace FFMpegCore.Test
         Assert.AreEqual("aac", outputInfo.PrimaryAudioStream!.CodecName);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public async Task Video_Cancel_CancellationToken_Async()
     {
         using var outputFile = new TemporaryFile("out.mp4");
@@ -835,7 +996,8 @@ namespace FFMpegCore.Test
         Assert.IsFalse(result);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public async Task Video_Cancel_CancellationToken_Async_Throws()
     {
         using var outputFile = new TemporaryFile("out.mp4");
@@ -855,10 +1017,11 @@ namespace FFMpegCore.Test
 
         cts.CancelAfter(300);
 
-            await Assert.ThrowsExceptionAsync<OperationCanceledException>(() => task);
+        await Assert.ThrowsExactlyAsync<OperationCanceledException>(() => task);
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public void Video_Cancel_CancellationToken_Throws()
     {
         using var outputFile = new TemporaryFile("out.mp4");
@@ -877,10 +1040,11 @@ namespace FFMpegCore.Test
 
         cts.CancelAfter(300);
 
-            Assert.ThrowsException<OperationCanceledException>(() => task.ProcessSynchronously());
+        Assert.ThrowsExactly<OperationCanceledException>(() => task.ProcessSynchronously());
     }
 
-        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+    [TestMethod]
+    [Timeout(BaseTimeoutMilliseconds, CooperativeCancellation = true)]
     public async Task Video_Cancel_CancellationToken_Async_With_Timeout()
     {
         using var outputFile = new TemporaryFile("out.mp4");
@@ -902,7 +1066,7 @@ namespace FFMpegCore.Test
 
         await task;
 
-            var outputInfo = await FFProbe.AnalyseAsync(outputFile);
+        var outputInfo = await FFProbe.AnalyseAsync(outputFile, cancellationToken: TestContext.CancellationToken);
 
         Assert.IsNotNull(outputInfo);
         Assert.AreEqual(320, outputInfo.PrimaryVideoStream!.Width);
@@ -911,4 +1075,3 @@ namespace FFMpegCore.Test
         Assert.AreEqual("aac", outputInfo.PrimaryAudioStream!.CodecName);
     }
 }
-}

FFMpegCore.Test/ffmpeg.config.json

@@ -1,3 +1,3 @@
 {
-  "RootDirectory": ""
+  "BinaryFolder": ""
 }

FFMpegCore.sln

@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio Version 16
+# Visual Studio Version 17
-VisualStudioVersion = 16.0.31005.135
+VisualStudioVersion = 17.7.34003.232
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FFMpegCore", "FFMpegCore\FFMpegCore.csproj", "{19DE2EC2-9955-4712-8096-C22EF6713E4F}"
 EndProject
@@ -13,6 +13,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FFMpegCore.Extensions.Syste
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FFMpegCore.Extensions.SkiaSharp", "FFMpegCore.Extensions.SkiaSharp\FFMpegCore.Extensions.SkiaSharp.csproj", "{5A76F9B7-3681-4551-A9B6-8D3AC5DA1090}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FFMpegCore.Extensions.Downloader", "FFMpegCore.Extensions.Downloader\FFMpegCore.Extensions.Downloader.csproj", "{5FA30158-CAB0-44FD-AD98-C31F5E3D5A56}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -39,6 +41,10 @@ Global
 		{5A76F9B7-3681-4551-A9B6-8D3AC5DA1090}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{5A76F9B7-3681-4551-A9B6-8D3AC5DA1090}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{5A76F9B7-3681-4551-A9B6-8D3AC5DA1090}.Release|Any CPU.Build.0 = Release|Any CPU
+		{5FA30158-CAB0-44FD-AD98-C31F5E3D5A56}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{5FA30158-CAB0-44FD-AD98-C31F5E3D5A56}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{5FA30158-CAB0-44FD-AD98-C31F5E3D5A56}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{5FA30158-CAB0-44FD-AD98-C31F5E3D5A56}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

FFMpegCore/Extend/KeyValuePairExtensions.cs

@@ -1,5 +1,5 @@
-namespace FFMpegCore.Extend
+namespace FFMpegCore.Extend;
-{
+
 internal static class KeyValuePairExtensions
 {
     /// <summary>
@@ -19,4 +19,3 @@
         return $"{key}={value}";
     }
 }
-}

FFMpegCore/Extend/PcmAudioSampleWrapper.cs

@@ -1,7 +1,7 @@
 using FFMpegCore.Pipes;
 
-namespace FFMpegCore.Extend
+namespace FFMpegCore.Extend;
-{
+
 public class PcmAudioSampleWrapper : IAudioSample
 {
     //This could actually be short or int, but copies would be inefficient.
@@ -24,4 +24,3 @@ namespace FFMpegCore.Extend
         await stream.WriteAsync(_sample, 0, _sample.Length, token).ConfigureAwait(false);
     }
 }
-}

FFMpegCore/Extend/StringExtensions.cs

@@ -1,7 +1,7 @@
 using System.Text;
 
-namespace FFMpegCore.Extend
+namespace FFMpegCore.Extend;
-{
+
 internal static class StringExtensions
 {
     private static Dictionary<char, string> CharactersSubstitution { get; } = new()
@@ -66,4 +66,3 @@ namespace FFMpegCore.Extend
         return parsedString.ToString();
     }
 }
-}

FFMpegCore/Extend/UriExtensions.cs

@@ -1,5 +1,5 @@
-namespace FFMpegCore.Extend
+namespace FFMpegCore.Extend;
-{
+
 public static class UriExtensions
 {
     public static bool SaveStream(this Uri uri, string output)
@@ -7,4 +7,3 @@
         return FFMpeg.SaveM3U8Stream(uri, output);
     }
 }
-}

FFMpegCore/FFMpeg/Arguments/AudibleEncryptionKeyArgument.cs

@@ -1,13 +1,13 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class AudibleEncryptionKeyArgument : IArgument
 {
     private readonly bool _aaxcMode;
 
-        private readonly string? _key;
+    private readonly string? _activationBytes;
     private readonly string? _iv;
 
-        private readonly string? _activationBytes;
+    private readonly string? _key;
 
     public AudibleEncryptionKeyArgument(string activationBytes)
     {
@@ -24,4 +24,3 @@
 
     public string Text => _aaxcMode ? $"-audible_key {_key} -audible_iv {_iv}" : $"-activation_bytes {_activationBytes}";
 }
-}

FFMpegCore/FFMpeg/Arguments/AudioBitrateArgument.cs

@@ -1,7 +1,7 @@
 using FFMpegCore.Enums;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents parameter of audio codec and it's quality
 /// </summary>
@@ -9,6 +9,7 @@ namespace FFMpegCore.Arguments
 {
     public readonly int Bitrate;
     public AudioBitrateArgument(AudioQuality value) : this((int)value) { }
+
     public AudioBitrateArgument(int bitrate)
     {
         Bitrate = bitrate;
@@ -16,4 +17,3 @@ namespace FFMpegCore.Arguments
 
     public string Text => $"-b:a {Bitrate}k";
 }
-}

FFMpegCore/FFMpeg/Arguments/AudioCodecArgument.cs

@@ -1,8 +1,8 @@
 using FFMpegCore.Enums;
 using FFMpegCore.Exceptions;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents parameter of audio codec and it's quality
 /// </summary>
@@ -25,6 +25,5 @@ namespace FFMpegCore.Arguments
         AudioCodec = audioCodec;
     }
 
-        public string Text => $"-c:a {AudioCodec.ToString().ToLowerInvariant()}";
+    public string Text => $"-c:a {AudioCodec.ToLowerInvariant()}";
-    }
 }

FFMpegCore/FFMpeg/Arguments/AudioFiltersArgument.cs

@@ -1,7 +1,7 @@
 using FFMpegCore.Exceptions;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class AudioFiltersArgument : IArgument
 {
     public readonly AudioFilterOptions Options;
@@ -42,25 +42,52 @@ namespace FFMpegCore.Arguments
 {
     public List<IAudioFilterArgument> Arguments { get; } = new();
 
-        public AudioFilterOptions Pan(string channelLayout, params string[] outputDefinitions) => WithArgument(new PanArgument(channelLayout, outputDefinitions));
+    public AudioFilterOptions Pan(string channelLayout, params string[] outputDefinitions)
-        public AudioFilterOptions Pan(int channels, params string[] outputDefinitions) => WithArgument(new PanArgument(channels, outputDefinitions));
+    {
+        return WithArgument(new PanArgument(channelLayout, outputDefinitions));
+    }
+
+    public AudioFilterOptions Pan(int channels, params string[] outputDefinitions)
+    {
+        return WithArgument(new PanArgument(channels, outputDefinitions));
+    }
+
     public AudioFilterOptions DynamicNormalizer(int frameLength = 500, int filterWindow = 31, double targetPeak = 0.95,
         double gainFactor = 10.0, double targetRms = 0.0, bool channelCoupling = true,
         bool enableDcBiasCorrection = false, bool enableAlternativeBoundary = false,
-            double compressorFactor = 0.0) => WithArgument(new DynamicNormalizerArgument(frameLength, filterWindow,
+        double compressorFactor = 0.0)
+    {
+        return WithArgument(new DynamicNormalizerArgument(frameLength, filterWindow,
             targetPeak, gainFactor, targetRms, channelCoupling, enableDcBiasCorrection, enableAlternativeBoundary,
             compressorFactor));
+    }
+
     public AudioFilterOptions HighPass(double frequency = 3000, int poles = 2, string width_type = "q", double width = 0.707,
         double mix = 1, string channels = "", bool normalize = false, string transform = "", string precision = "auto",
-            int? blocksize = null) => WithArgument(new HighPassFilterArgument(frequency, poles, width_type, width, mix, channels, normalize, transform, precision, blocksize));
+        int? blocksize = null)
+    {
+        return WithArgument(new HighPassFilterArgument(frequency, poles, width_type, width, mix, channels, normalize, transform, precision, blocksize));
+    }
+
     public AudioFilterOptions LowPass(double frequency = 3000, int poles = 2, string width_type = "q", double width = 0.707,
         double mix = 1, string channels = "", bool normalize = false, string transform = "", string precision = "auto",
-            int? blocksize = null) => WithArgument(new LowPassFilterArgument(frequency, poles, width_type, width, mix, channels, normalize, transform, precision, blocksize));
+        int? blocksize = null)
+    {
+        return WithArgument(new LowPassFilterArgument(frequency, poles, width_type, width, mix, channels, normalize, transform, precision, blocksize));
+    }
+
     public AudioFilterOptions AudioGate(double level_in = 1, string mode = "downward", double range = 0.06125, double threshold = 0.125,
         int ratio = 2, double attack = 20, double release = 250, int makeup = 1, double knee = 2.828427125, string detection = "rms",
-            string link = "average") => WithArgument(new AudioGateArgument(level_in, mode, range, threshold, ratio, attack, release, makeup, knee, detection, link));
+        string link = "average")
+    {
+        return WithArgument(new AudioGateArgument(level_in, mode, range, threshold, ratio, attack, release, makeup, knee, detection, link));
+    }
+
     public AudioFilterOptions SilenceDetect(string noise_type = "db", double noise = 60, double duration = 2,
-            bool mono = false) => WithArgument(new SilenceDetectArgument(noise_type, noise, duration, mono));
+        bool mono = false)
+    {
+        return WithArgument(new SilenceDetectArgument(noise_type, noise, duration, mono));
+    }
 
     private AudioFilterOptions WithArgument(IAudioFilterArgument argument)
     {
@@ -68,4 +95,3 @@ namespace FFMpegCore.Arguments
         return this;
     }
 }
-}

FFMpegCore/FFMpeg/Arguments/AudioGateArgument.cs

@@ -1,7 +1,7 @@
 using System.Globalization;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class AudioGateArgument : IAudioFilterArgument
 {
     private readonly Dictionary<string, string> _arguments = new();
@@ -10,16 +10,34 @@ namespace FFMpegCore.Arguments
     ///     Audio Gate. <see href="https://ffmpeg.org/ffmpeg-filters.html#agate" />
     /// </summary>
     /// <param name="levelIn">Set input level before filtering. Default is 1. Allowed range is from 0.015625 to 64.</param>
-        /// <param name="mode">Set the mode of operation. Can be upward or downward. Default is downward. If set to upward mode, higher parts of signal will be amplified, expanding dynamic range in upward direction. Otherwise, in case of downward lower parts of signal will be reduced.</param>
+    /// <param name="mode">
-        /// <param name="range">Set the level of gain reduction when the signal is below the threshold. Default is 0.06125. Allowed range is from 0 to 1. Setting this to 0 disables reduction and then filter behaves like expander.</param>
+    ///     Set the mode of operation. Can be upward or downward. Default is downward. If set to upward mode, higher parts of signal
+    ///     will be amplified, expanding dynamic range in upward direction. Otherwise, in case of downward lower parts of signal will be reduced.
+    /// </param>
+    /// <param name="range">
+    ///     Set the level of gain reduction when the signal is below the threshold. Default is 0.06125. Allowed range is from 0 to
+    ///     1. Setting this to 0 disables reduction and then filter behaves like expander.
+    /// </param>
     /// <param name="threshold">If a signal rises above this level the gain reduction is released. Default is 0.125. Allowed range is from 0 to 1.</param>
     /// <param name="ratio">Set a ratio by which the signal is reduced. Default is 2. Allowed range is from 1 to 9000.</param>
-        /// <param name="attack">Amount of milliseconds the signal has to rise above the threshold before gain reduction stops. Default is 20 milliseconds. Allowed range is from 0.01 to 9000.</param>
+    /// <param name="attack">
-        /// <param name="release">Amount of milliseconds the signal has to fall below the threshold before the reduction is increased again. Default is 250 milliseconds. Allowed range is from 0.01 to 9000.</param>
+    ///     Amount of milliseconds the signal has to rise above the threshold before gain reduction stops. Default is 20
+    ///     milliseconds. Allowed range is from 0.01 to 9000.
+    /// </param>
+    /// <param name="release">
+    ///     Amount of milliseconds the signal has to fall below the threshold before the reduction is increased again. Default is
+    ///     250 milliseconds. Allowed range is from 0.01 to 9000.
+    /// </param>
     /// <param name="makeup">Set amount of amplification of signal after processing. Default is 1. Allowed range is from 1 to 64.</param>
-        /// <param name="knee">Curve the sharp knee around the threshold to enter gain reduction more softly. Default is 2.828427125. Allowed range is from 1 to 8.</param>
+    /// <param name="knee">
+    ///     Curve the sharp knee around the threshold to enter gain reduction more softly. Default is 2.828427125. Allowed range is
+    ///     from 1 to 8.
+    /// </param>
     /// <param name="detection">Choose if exact signal should be taken for detection or an RMS like one. Default is rms. Can be peak or rms.</param>
-        /// <param name="link">Choose if the average level between all channels or the louder channel affects the reduction. Default is average. Can be average or maximum.</param>
+    /// <param name="link">
+    ///     Choose if the average level between all channels or the louder channel affects the reduction. Default is average. Can be
+    ///     average or maximum.
+    /// </param>
     public AudioGateArgument(double levelIn = 1, string mode = "downward", double range = 0.06125, double threshold = 0.125, int ratio = 2,
         double attack = 20, double release = 250, int makeup = 1, double knee = 2.828427125, string detection = "rms", string link = "average")
     {
@@ -95,4 +113,3 @@ namespace FFMpegCore.Arguments
 
     public string Value => string.Join(":", _arguments.Select(pair => $"{pair.Key}={pair.Value}"));
 }
-}

FFMpegCore/FFMpeg/Arguments/AudioSamplingRateArgument.cs

@@ -1,11 +1,12 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Audio sampling rate argument. Defaults to 48000 (Hz)
 /// </summary>
 public class AudioSamplingRateArgument : IArgument
 {
     public readonly int SamplingRate;
+
     public AudioSamplingRateArgument(int samplingRate = 48000)
     {
         SamplingRate = samplingRate;
@@ -13,4 +14,3 @@
 
     public string Text => $"-ar {SamplingRate}";
 }
-}

FFMpegCore/FFMpeg/Arguments/BitStreamFilterArgument.cs

@@ -1,7 +1,7 @@
 using FFMpegCore.Enums;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents parameter of bitstream filter
 /// </summary>
@@ -23,4 +23,3 @@ namespace FFMpegCore.Arguments
         _ => string.Empty
     };
 }
-}

FFMpegCore/FFMpeg/Arguments/BlackDetectArgument.cs

@@ -1,14 +1,13 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class BlackDetectArgument : IVideoFilterArgument
 {
-        public string Key => "blackdetect";
-
-        public string Value { get; }
-
     public BlackDetectArgument(double minimumDuration = 2.0, double pictureBlackRatioThreshold = 0.98, double pixelBlackThreshold = 0.1)
     {
         Value = $"d={minimumDuration}:pic_th={pictureBlackRatioThreshold}:pix_th={pixelBlackThreshold}";
     }
-    }
+
+    public string Key => "blackdetect";
+
+    public string Value { get; }
 }

FFMpegCore/FFMpeg/Arguments/BlackFrameArgument.cs

@@ -1,14 +1,13 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 internal class BlackFrameArgument : IVideoFilterArgument
 {
-        public string Key => "blackframe";
-
-        public string Value { get; }
-
     public BlackFrameArgument(int amount = 98, int threshold = 32)
     {
         Value = $"amount={amount}:threshold={threshold}";
     }
-    }
+
+    public string Key => "blackframe";
+
+    public string Value { get; }
 }

FFMpegCore/FFMpeg/Arguments/ConcatArgument.cs

@@ -1,5 +1,4 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
 
 /// <summary>
 ///     Represents parameter of concat argument
@@ -8,15 +7,20 @@
 public class ConcatArgument : IInputArgument
 {
     public readonly IEnumerable<string> Values;
+
     public ConcatArgument(IEnumerable<string> values)
     {
         Values = values;
     }
 
     public void Pre() { }
-        public Task During(CancellationToken cancellationToken = default) => Task.CompletedTask;
+
+    public Task During(CancellationToken cancellationToken = default)
+    {
+        return Task.CompletedTask;
+    }
+
     public void Post() { }
 
     public string Text => $"-i \"concat:{string.Join(@"|", Values)}\"";
 }
-}

FFMpegCore/FFMpeg/Arguments/ConstantRateFactorArgument.cs

@@ -1,5 +1,5 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Constant Rate Factor (CRF) argument
 /// </summary>
@@ -19,4 +19,3 @@
 
     public string Text => $"-crf {Crf}";
 }
-}

FFMpegCore/FFMpeg/Arguments/CopyArgument.cs

@@ -1,7 +1,7 @@
 using FFMpegCore.Enums;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents parameter of copy parameter
 ///     Defines if channel (audio, video or both) should be copied to output file
@@ -9,6 +9,7 @@ namespace FFMpegCore.Arguments
 public class CopyArgument : IArgument
 {
     public readonly Channel Channel;
+
     public CopyArgument(Channel channel = Channel.Both)
     {
         Channel = channel;
@@ -20,4 +21,3 @@ namespace FFMpegCore.Arguments
         _ => $"-c{Channel.StreamType()} copy"
     };
 }
-}

FFMpegCore/FFMpeg/Arguments/CopyCodecArgument.cs

@@ -1,10 +1,9 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents a copy codec parameter
 /// </summary>
 public class CopyCodecArgument : IArgument
 {
-        public string Text => $"-codec copy";
+    public string Text => "-codec copy";
-    }
 }

FFMpegCore/FFMpeg/Arguments/CropArgument.cs

@@ -1,12 +1,12 @@
 using System.Drawing;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class CropArgument : IArgument
 {
+    public readonly int Left;
     public readonly Size? Size;
     public readonly int Top;
-        public readonly int Left;
 
     public CropArgument(Size? size, int top, int left)
     {
@@ -19,4 +19,3 @@ namespace FFMpegCore.Arguments
 
     public string Text => Size == null ? string.Empty : $"-vf crop={Size.Value.Width}:{Size.Value.Height}:{Left}:{Top}";
 }
-}

FFMpegCore/FFMpeg/Arguments/CustomArgument.cs

@@ -1,5 +1,5 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class CustomArgument : IArgument
 {
     public readonly string Argument;
@@ -11,4 +11,3 @@
 
     public string Text => Argument ?? string.Empty;
 }
-}

FFMpegCore/FFMpeg/Arguments/DemuxConcatArgument.cs

@@ -1,31 +1,44 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents parameter of concat argument
 ///     Used for creating video from multiple images or videos
 /// </summary>
 public class DemuxConcatArgument : IInputArgument
 {
+    private readonly string _tempFileName = Path.Combine(GlobalFFOptions.Current.TemporaryFilesFolder, $"concat_{Guid.NewGuid()}.txt");
     public readonly IEnumerable<string> Values;
+
     public DemuxConcatArgument(IEnumerable<string> values)
     {
         Values = values.Select(value => $"file '{Escape(value)}'");
     }
 
+    public void Pre()
+    {
+        File.WriteAllLines(_tempFileName, Values);
+    }
+
+    public Task During(CancellationToken cancellationToken = default)
+    {
+        return Task.CompletedTask;
+    }
+
+    public void Post()
+    {
+        File.Delete(_tempFileName);
+    }
+
+    public string Text => $"-f concat -safe 0 -i \"{_tempFileName}\"";
+
     /// <summary>
     ///     Thanks slhck
     ///     https://superuser.com/a/787651/1089628
     /// </summary>
     /// <param name="value"></param>
     /// <returns></returns>
-        private string Escape(string value) => value.Replace("'", @"'\''");
+    private string Escape(string value)
-
+    {
-        private readonly string _tempFileName = Path.Combine(GlobalFFOptions.Current.TemporaryFilesFolder, $"concat_{Guid.NewGuid()}.txt");
+        return value.Replace("'", @"'\''");
-
-        public void Pre() => File.WriteAllLines(_tempFileName, Values);
-        public Task During(CancellationToken cancellationToken = default) => Task.CompletedTask;
-        public void Post() => File.Delete(_tempFileName);
-
-        public string Text => $"-f concat -safe 0 -i \"{_tempFileName}\"";
     }
 }

FFMpegCore/FFMpeg/Arguments/DisableChannelArgument.cs

@@ -1,8 +1,8 @@
 using FFMpegCore.Enums;
 using FFMpegCore.Exceptions;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents cpu speed parameter
 /// </summary>
@@ -27,4 +27,3 @@ namespace FFMpegCore.Arguments
         _ => string.Empty
     };
 }
-}

FFMpegCore/FFMpeg/Arguments/DrawTextArgument.cs

@@ -1,5 +1,5 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Drawtext video filter argument
 /// </summary>
@@ -18,21 +18,29 @@
 
 public class DrawTextOptions
 {
-        public readonly string Text;
     public readonly string Font;
     public readonly List<(string key, string value)> Parameters;
+    public readonly string Text;
+
+    private DrawTextOptions(string text, string font, IEnumerable<(string, string)> parameters)
+    {
+        Text = text;
+        Font = font;
+        Parameters = parameters.ToList();
+    }
+
+    internal string TextInternal => string.Join(":", new[] { ("text", Text), ("fontfile", Font) }.Concat(Parameters).Select(FormatArgumentPair));
 
     public static DrawTextOptions Create(string text, string font)
     {
         return new DrawTextOptions(text, font, new List<(string, string)>());
     }
+
     public static DrawTextOptions Create(string text, string font, params (string key, string value)[] parameters)
     {
         return new DrawTextOptions(text, font, parameters);
     }
 
-        internal string TextInternal => string.Join(":", new[] { ("text", Text), ("fontfile", Font) }.Concat(Parameters).Select(FormatArgumentPair));
-
     private static string FormatArgumentPair((string key, string value) pair)
     {
         return $"{pair.key}={EncloseIfContainsSpace(pair.value)}";
@@ -43,17 +51,9 @@
         return input.Contains(" ") ? $"'{input}'" : input;
     }
 
-        private DrawTextOptions(string text, string font, IEnumerable<(string, string)> parameters)
-        {
-            Text = text;
-            Font = font;
-            Parameters = parameters.ToList();
-        }
-
     public DrawTextOptions WithParameter(string key, string value)
     {
         Parameters.Add((key, value));
         return this;
     }
 }
-}

FFMpegCore/FFMpeg/Arguments/DurationArgument.cs

@@ -1,11 +1,12 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents duration parameter
 /// </summary>
 public class DurationArgument : IArgument
 {
     public readonly TimeSpan? Duration;
+
     public DurationArgument(TimeSpan? duration)
     {
         Duration = duration;
@@ -13,4 +14,3 @@
 
     public string Text => !Duration.HasValue ? string.Empty : $"-t {Duration.Value}";
 }
-}

FFMpegCore/FFMpeg/Arguments/DynamicNormalizerArgument.cs

@@ -1,7 +1,7 @@
 using System.Globalization;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class DynamicNormalizerArgument : IAudioFilterArgument
 {
     private readonly Dictionary<string, string> _arguments = new();
@@ -18,7 +18,8 @@ namespace FFMpegCore.Arguments
     /// <param name="enableDcBiasCorrection">Enable DC bias correction. By default is disabled.</param>
     /// <param name="enableAlternativeBoundary">Enable alternative boundary mode. By default is disabled.</param>
     /// <param name="compressorFactor">Set the compress factor. In range from 0.0 to 30.0. Default is 0.0 (disabled).</param>
-        public DynamicNormalizerArgument(int frameLength = 500, int filterWindow = 31, double targetPeak = 0.95, double gainFactor = 10.0, double targetRms = 0.0, bool channelCoupling = true, bool enableDcBiasCorrection = false, bool enableAlternativeBoundary = false, double compressorFactor = 0.0)
+    public DynamicNormalizerArgument(int frameLength = 500, int filterWindow = 31, double targetPeak = 0.95, double gainFactor = 10.0, double targetRms = 0.0,
+        bool channelCoupling = true, bool enableDcBiasCorrection = false, bool enableAlternativeBoundary = false, double compressorFactor = 0.0)
     {
         if (frameLength < 10 || frameLength > 8000)
         {
@@ -70,4 +71,3 @@ namespace FFMpegCore.Arguments
 
     public string Value => string.Join(":", _arguments.Select(pair => $"{pair.Key}={pair.Value}"));
 }
-}

FFMpegCore/FFMpeg/Arguments/EndSeekArgument.cs

@@ -1,7 +1,7 @@
 using FFMpegCore.Extend;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents seek parameter
 /// </summary>
@@ -16,4 +16,3 @@ namespace FFMpegCore.Arguments
 
     public string Text => SeekTo.HasValue ? $"-to {SeekTo.Value.ToLongString()}" : string.Empty;
 }
-}

FFMpegCore/FFMpeg/Arguments/FaststartArgument.cs

@@ -1,5 +1,5 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Faststart argument - for moving moov atom to the start of file
 /// </summary>
@@ -7,4 +7,3 @@
 {
     public string Text => "-movflags faststart";
 }
-}

FFMpegCore/FFMpeg/Arguments/ForceFormatArgument.cs

@@ -1,13 +1,14 @@
 using FFMpegCore.Enums;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents force format parameter
 /// </summary>
 public class ForceFormatArgument : IArgument
 {
     private readonly string _format;
+
     public ForceFormatArgument(string format)
     {
         _format = format;
@@ -20,4 +21,3 @@ namespace FFMpegCore.Arguments
 
     public string Text => $"-f {_format}";
 }
-}

FFMpegCore/FFMpeg/Arguments/ForcePixelFormat.cs

@@ -1,17 +1,15 @@
 using FFMpegCore.Enums;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class ForcePixelFormat : IArgument
 {
-        public string PixelFormat { get; }
-        public string Text => $"-pix_fmt {PixelFormat}";
-
     public ForcePixelFormat(string format)
     {
         PixelFormat = format;
     }
 
     public ForcePixelFormat(PixelFormat format) : this(format.Name) { }
-    }
+    public string PixelFormat { get; }
+    public string Text => $"-pix_fmt {PixelFormat}";
 }

FFMpegCore/FFMpeg/Arguments/FrameOutputCountArgument.cs

@@ -1,11 +1,12 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents frame output count parameter
 /// </summary>
 public class FrameOutputCountArgument : IArgument
 {
     public readonly int Frames;
+
     public FrameOutputCountArgument(int frames)
     {
         Frames = frames;
@@ -13,4 +14,3 @@
 
     public string Text => $"-vframes {Frames}";
 }
-}

FFMpegCore/FFMpeg/Arguments/FrameRateArgument.cs

@@ -1,5 +1,7 @@
-namespace FFMpegCore.Arguments
+using System.Globalization;
-{
+
+namespace FFMpegCore.Arguments;
+
 /// <summary>
 ///     Represents frame rate parameter
 /// </summary>
@@ -12,6 +14,5 @@
         Framerate = framerate;
     }
 
-        public string Text => $"-r {Framerate.ToString(System.Globalization.CultureInfo.InvariantCulture)}";
+    public string Text => $"-r {Framerate.ToString(CultureInfo.InvariantCulture)}";
-    }
 }

FFMpegCore/FFMpeg/Arguments/GifPaletteArgument.cs

@@ -1,14 +1,13 @@
 using System.Drawing;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class GifPaletteArgument : IArgument
 {
-        private readonly int _streamIndex;
-
     private readonly int _fps;
 
     private readonly Size? _size;
+    private readonly int _streamIndex;
 
     public GifPaletteArgument(int streamIndex, int fps, Size? size)
     {
@@ -19,6 +18,6 @@ namespace FFMpegCore.Arguments
 
     private string ScaleText => _size.HasValue ? $"scale=w={_size.Value.Width}:h={_size.Value.Height}," : string.Empty;
 
-        public string Text => $"-filter_complex \"[{_streamIndex}:v] fps={_fps},{ScaleText}split [a][b];[a] palettegen=max_colors=32 [p];[b][p] paletteuse=dither=bayer\"";
+    public string Text =>
-    }
+        $"-filter_complex \"[{_streamIndex}:v] fps={_fps},{ScaleText}split [a][b];[a] palettegen=max_colors=32 [p];[b][p] paletteuse=dither=bayer\"";
 }

FFMpegCore/FFMpeg/Arguments/HardwareAccelerationArgument.cs

@@ -1,16 +1,15 @@
 using FFMpegCore.Enums;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class HardwareAccelerationArgument : IArgument
 {
-        public HardwareAccelerationDevice HardwareAccelerationDevice { get; }
-
     public HardwareAccelerationArgument(HardwareAccelerationDevice hardwareAccelerationDevice)
     {
         HardwareAccelerationDevice = hardwareAccelerationDevice;
     }
 
+    public HardwareAccelerationDevice HardwareAccelerationDevice { get; }
+
     public string Text => $"-hwaccel {HardwareAccelerationDevice.ToString().ToLower()}";
 }
-}

FFMpegCore/FFMpeg/Arguments/HighPassFilterArgument.cs

@@ -1,27 +1,62 @@
 using System.Globalization;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class HighPassFilterArgument : IAudioFilterArgument
 {
     private readonly Dictionary<string, string> _arguments = new();
-        private readonly List<string> _widthTypes = new() { "h", "q", "o", "s", "k" };
+
-        private readonly List<string> _transformTypes = new() { "di", "dii", "tdi", "tdii", "latt", "svf", "zdf" };
+    private readonly List<string> _precision = new()
-        private readonly List<string> _precision = new() { "auto", "s16", "s32", "f32", "f64" };
+    {
+        "auto",
+        "s16",
+        "s32",
+        "f32",
+        "f64"
+    };
+
+    private readonly List<string> _transformTypes = new()
+    {
+        "di",
+        "dii",
+        "tdi",
+        "tdii",
+        "latt",
+        "svf",
+        "zdf"
+    };
+
+    private readonly List<string> _widthTypes = new()
+    {
+        "h",
+        "q",
+        "o",
+        "s",
+        "k"
+    };
+
     /// <summary>
     ///     HighPass Filter. <see href="https://ffmpeg.org/ffmpeg-filters.html#highpass" />
     /// </summary>
     /// <param name="frequency">Set frequency in Hz. Default is 3000.</param>
     /// <param name="poles">Set number of poles. Default is 2.</param>
     /// <param name="width_type">Set method to specify band-width of filter, possible values are: h, q, o, s, k</param>
-        /// <param name="width">Specify the band-width of a filter in width_type units. Applies only to double-pole filter. The default is 0.707q and gives a Butterworth response.</param>
+    /// <param name="width">
+    ///     Specify the band-width of a filter in width_type units. Applies only to double-pole filter. The default is 0.707q and
+    ///     gives a Butterworth response.
+    /// </param>
     /// <param name="mix">How much to use filtered signal in output. Default is 1. Range is between 0 and 1.</param>
     /// <param name="channels">Specify which channels to filter, by default all available are filtered.</param>
     /// <param name="normalize">Normalize biquad coefficients, by default is disabled. Enabling it will normalize magnitude response at DC to 0dB.</param>
     /// <param name="transform">Set transform type of IIR filter, possible values are: di, dii, tdi, tdii, latt, svf, zdf</param>
     /// <param name="precision">Set precison of filtering, possible values are: auto, s16, s32, f32, f64.</param>
-        /// <param name="block_size">Set block size used for reverse IIR processing. If this value is set to high enough value (higher than impulse response length truncated when reaches near zero values) filtering will become linear phase otherwise if not big enough it will just produce nasty artifacts.</param>
+    /// <param name="block_size">
-        public HighPassFilterArgument(double frequency = 3000, int poles = 2, string width_type = "q", double width = 0.707, double mix = 1, string channels = "", bool normalize = false, string transform = "", string precision = "auto", int? block_size = null)
+    ///     Set block size used for reverse IIR processing. If this value is set to high enough value (higher than impulse
+    ///     response length truncated when reaches near zero values) filtering will become linear phase otherwise if not big enough it will just
+    ///     produce nasty artifacts.
+    /// </param>
+    public HighPassFilterArgument(double frequency = 3000, int poles = 2, string width_type = "q", double width = 0.707, double mix = 1, string channels = "",
+        bool normalize = false, string transform = "", string precision = "auto", int? block_size = null)
     {
         if (frequency < 0)
         {
@@ -35,7 +70,7 @@ namespace FFMpegCore.Arguments
 
         if (!_widthTypes.Contains(width_type))
         {
-                throw new ArgumentOutOfRangeException(nameof(width_type), "Width type must be either " + _widthTypes.ToString());
+            throw new ArgumentOutOfRangeException(nameof(width_type), "Width type must be either " + _widthTypes);
         }
 
         if (mix < 0 || mix > 1)
@@ -45,7 +80,7 @@ namespace FFMpegCore.Arguments
 
         if (!_precision.Contains(precision))
         {
-                throw new ArgumentOutOfRangeException(nameof(precision), "Precision must be either " + _precision.ToString());
+            throw new ArgumentOutOfRangeException(nameof(precision), "Precision must be either " + _precision);
         }
 
         _arguments.Add("f", frequency.ToString("0.00", CultureInfo.InvariantCulture));
@@ -75,4 +110,3 @@ namespace FFMpegCore.Arguments
 
     public string Value => string.Join(":", _arguments.Select(pair => $"{pair.Key}={pair.Value}"));
 }
-}

FFMpegCore/FFMpeg/Arguments/IArgument.cs

@@ -1,5 +1,5 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public interface IArgument
 {
     /// <summary>
@@ -7,4 +7,3 @@
     /// </summary>
     string Text { get; }
 }
-}

FFMpegCore/FFMpeg/Arguments/ID3V2VersionArgument.cs

@@ -1,5 +1,5 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class ID3V2VersionArgument : IArgument
 {
     private readonly int _version;
@@ -11,4 +11,3 @@
 
     public string Text => $"-id3v2_version {_version}";
 }
-}

FFMpegCore/FFMpeg/Arguments/IDynamicArgument.cs

@@ -1,5 +1,5 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public interface IDynamicArgument
 {
     /// <summary>
@@ -8,6 +8,5 @@
     /// <param name="context"></param>
     /// <returns></returns>
     //public string GetText(StringBuilder context);
-        public string GetText(IEnumerable<IArgument> context);
+    string GetText(IEnumerable<IArgument> context);
-    }
 }

FFMpegCore/FFMpeg/Arguments/IInputArgument.cs

@@ -1,6 +1,5 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public interface IInputArgument : IInputOutputArgument
 {
 }
-}

FFMpegCore/FFMpeg/Arguments/IInputOutputArgument.cs

@@ -1,9 +1,8 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public interface IInputOutputArgument : IArgument
 {
     void Pre();
     Task During(CancellationToken cancellationToken = default);
     void Post();
 }
-}

FFMpegCore/FFMpeg/Arguments/IOutputArgument.cs

@@ -1,6 +1,5 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public interface IOutputArgument : IInputOutputArgument
 {
 }
-}

FFMpegCore/FFMpeg/Arguments/InputArgument.cs

@@ -1,12 +1,12 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents input parameter
 /// </summary>
 public class InputArgument : IInputArgument
 {
-        public readonly bool VerifyExists;
     public readonly string FilePath;
+    public readonly bool VerifyExists;
 
     public InputArgument(bool verifyExists, string filePaths)
     {
@@ -24,9 +24,12 @@
         }
     }
 
-        public Task During(CancellationToken cancellationToken = default) => Task.CompletedTask;
+    public Task During(CancellationToken cancellationToken = default)
+    {
+        return Task.CompletedTask;
+    }
+
     public void Post() { }
 
     public string Text => $"-i \"{FilePath}\"";
 }
-}

FFMpegCore/FFMpeg/Arguments/InputDeviceArgument.cs

@@ -1,5 +1,5 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents an input device parameter
 /// </summary>
@@ -12,7 +12,10 @@
         Device = device;
     }
 
-        public Task During(CancellationToken cancellationToken = default) => Task.CompletedTask;
+    public Task During(CancellationToken cancellationToken = default)
+    {
+        return Task.CompletedTask;
+    }
 
     public void Pre() { }
 
@@ -20,4 +23,3 @@
 
     public string Text => $"-i {Device}";
 }
-}

FFMpegCore/FFMpeg/Arguments/InputPipeArgument.cs

@@ -1,8 +1,8 @@
 using System.IO.Pipes;
 using FFMpegCore.Pipes;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents input parameter for a named pipe
 /// </summary>
@@ -28,4 +28,3 @@ namespace FFMpegCore.Arguments
         await Writer.WriteAsync(Pipe, token).ConfigureAwait(false);
     }
 }
-}

FFMpegCore/FFMpeg/Arguments/LoopArgument.cs

@@ -1,11 +1,12 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents loop parameter
 /// </summary>
 public class LoopArgument : IArgument
 {
     public readonly int Times;
+
     public LoopArgument(int times)
     {
         Times = times;
@@ -13,4 +14,3 @@
 
     public string Text => $"-loop {Times}";
 }
-}

FFMpegCore/FFMpeg/Arguments/LowPassFilterArgument.cs

@@ -1,27 +1,62 @@
 using System.Globalization;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class LowPassFilterArgument : IAudioFilterArgument
 {
     private readonly Dictionary<string, string> _arguments = new();
-        private readonly List<string> _widthTypes = new() { "h", "q", "o", "s", "k" };
+
-        private readonly List<string> _transformTypes = new() { "di", "dii", "tdi", "tdii", "latt", "svf", "zdf" };
+    private readonly List<string> _precision = new()
-        private readonly List<string> _precision = new() { "auto", "s16", "s32", "f32", "f64" };
+    {
+        "auto",
+        "s16",
+        "s32",
+        "f32",
+        "f64"
+    };
+
+    private readonly List<string> _transformTypes = new()
+    {
+        "di",
+        "dii",
+        "tdi",
+        "tdii",
+        "latt",
+        "svf",
+        "zdf"
+    };
+
+    private readonly List<string> _widthTypes = new()
+    {
+        "h",
+        "q",
+        "o",
+        "s",
+        "k"
+    };
+
     /// <summary>
     ///     LowPass Filter. <see href="https://ffmpeg.org/ffmpeg-filters.html#lowpass" />
     /// </summary>
     /// <param name="frequency">Set frequency in Hz. Default is 3000.</param>
     /// <param name="poles">Set number of poles. Default is 2.</param>
     /// <param name="width_type">Set method to specify band-width of filter, possible values are: h, q, o, s, k</param>
-        /// <param name="width">Specify the band-width of a filter in width_type units. Applies only to double-pole filter. The default is 0.707q and gives a Butterworth response.</param>
+    /// <param name="width">
+    ///     Specify the band-width of a filter in width_type units. Applies only to double-pole filter. The default is 0.707q and
+    ///     gives a Butterworth response.
+    /// </param>
     /// <param name="mix">How much to use filtered signal in output. Default is 1. Range is between 0 and 1.</param>
     /// <param name="channels">Specify which channels to filter, by default all available are filtered.</param>
     /// <param name="normalize">Normalize biquad coefficients, by default is disabled. Enabling it will normalize magnitude response at DC to 0dB.</param>
     /// <param name="transform">Set transform type of IIR filter, possible values are: di, dii, tdi, tdii, latt, svf, zdf</param>
     /// <param name="precision">Set precison of filtering, possible values are: auto, s16, s32, f32, f64.</param>
-        /// <param name="block_size">Set block size used for reverse IIR processing. If this value is set to high enough value (higher than impulse response length truncated when reaches near zero values) filtering will become linear phase otherwise if not big enough it will just produce nasty artifacts.</param>
+    /// <param name="block_size">
-        public LowPassFilterArgument(double frequency = 3000, int poles = 2, string width_type = "q", double width = 0.707, double mix = 1, string channels = "", bool normalize = false, string transform = "", string precision = "auto", int? block_size = null)
+    ///     Set block size used for reverse IIR processing. If this value is set to high enough value (higher than impulse
+    ///     response length truncated when reaches near zero values) filtering will become linear phase otherwise if not big enough it will just
+    ///     produce nasty artifacts.
+    /// </param>
+    public LowPassFilterArgument(double frequency = 3000, int poles = 2, string width_type = "q", double width = 0.707, double mix = 1, string channels = "",
+        bool normalize = false, string transform = "", string precision = "auto", int? block_size = null)
     {
         if (frequency < 0)
         {
@@ -35,7 +70,7 @@ namespace FFMpegCore.Arguments
 
         if (!_widthTypes.Contains(width_type))
         {
-                throw new ArgumentOutOfRangeException(nameof(width_type), "Width type must be either " + _widthTypes.ToString());
+            throw new ArgumentOutOfRangeException(nameof(width_type), "Width type must be either " + _widthTypes);
         }
 
         if (mix < 0 || mix > 1)
@@ -45,7 +80,7 @@ namespace FFMpegCore.Arguments
 
         if (!_precision.Contains(precision))
         {
-                throw new ArgumentOutOfRangeException(nameof(precision), "Precision must be either " + _precision.ToString());
+            throw new ArgumentOutOfRangeException(nameof(precision), "Precision must be either " + _precision);
         }
 
         _arguments.Add("f", frequency.ToString("0.00", CultureInfo.InvariantCulture));
@@ -75,4 +110,3 @@ namespace FFMpegCore.Arguments
 
     public string Value => string.Join(":", _arguments.Select(pair => $"{pair.Key}={pair.Value}"));
 }
-}

FFMpegCore/FFMpeg/Arguments/MapMetadataArgument.cs

@@ -1,11 +1,9 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class MapMetadataArgument : IInputArgument, IDynamicArgument
 {
     private readonly int? _inputIndex;
 
-        public string Text => GetText(null);
-
     /// <summary>
     ///     Null means it takes the last input used before this argument
     /// </summary>
@@ -37,6 +35,8 @@
         return $"-map_metadata {index}";
     }
 
+    public string Text => GetText(null);
+
     public Task During(CancellationToken cancellationToken = default)
     {
         return Task.CompletedTask;
@@ -50,4 +50,3 @@
     {
     }
 }
-}

FFMpegCore/FFMpeg/Arguments/MapStreamArgument.cs

@@ -1,16 +1,16 @@
 using FFMpegCore.Enums;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents choice of stream by the stream specifier
 /// </summary>
 public class MapStreamArgument : IArgument
 {
-        private readonly int _inputFileIndex;
-        private readonly int _streamIndex;
     private readonly Channel _channel;
+    private readonly int _inputFileIndex;
     private readonly bool _negativeMap;
+    private readonly int _streamIndex;
 
     public MapStreamArgument(int streamIndex, int inputFileIndex, Channel channel = Channel.All, bool negativeMap = false)
     {
@@ -28,4 +28,3 @@ namespace FFMpegCore.Arguments
 
     public string Text => $"-map {(_negativeMap ? "-" : "")}{_inputFileIndex}{_channel.StreamType()}:{_streamIndex}";
 }
-}

FFMpegCore/FFMpeg/Arguments/MetaDataArgument.cs

@@ -1,5 +1,5 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class MetaDataArgument : IInputArgument, IDynamicArgument
 {
     private readonly string _metaDataContent;
@@ -10,14 +10,6 @@
         _metaDataContent = metaDataContent;
     }
 
-        public string Text => GetText(null);
-
-        public Task During(CancellationToken cancellationToken = default) => Task.CompletedTask;
-
-        public void Pre() => File.WriteAllText(_tempFileName, _metaDataContent);
-
-        public void Post() => File.Delete(_tempFileName);
-
     public string GetText(IEnumerable<IArgument>? arguments)
     {
         arguments ??= Enumerable.Empty<IArgument>();
@@ -29,5 +21,21 @@
 
         return $"-i \"{_tempFileName}\" -map_metadata {index}";
     }
+
+    public string Text => GetText(null);
+
+    public Task During(CancellationToken cancellationToken = default)
+    {
+        return Task.CompletedTask;
+    }
+
+    public void Pre()
+    {
+        File.WriteAllText(_tempFileName, _metaDataContent);
+    }
+
+    public void Post()
+    {
+        File.Delete(_tempFileName);
     }
 }

FFMpegCore/FFMpeg/Arguments/MultiInputArgument.cs

@@ -1,12 +1,12 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents input parameters for multiple files
 /// </summary>
 public class MultiInputArgument : IInputArgument
 {
-        public readonly bool VerifyExists;
     public readonly IEnumerable<string> FilePaths;
+    public readonly bool VerifyExists;
 
     public MultiInputArgument(bool verifyExists, IEnumerable<string> filePaths)
     {
@@ -36,7 +36,11 @@
         }
     }
 
-        public Task During(CancellationToken cancellationToken = default) => Task.CompletedTask;
+    public Task During(CancellationToken cancellationToken = default)
+    {
+        return Task.CompletedTask;
+    }
+
     public void Post() { }
 
     /// <summary>
@@ -44,4 +48,3 @@
     /// </summary>
     public string Text => string.Join(" ", FilePaths.Select(filePath => $"-i \"{filePath}\""));
 }
-}

FFMpegCore/FFMpeg/Arguments/OutputArgument.cs

@@ -1,14 +1,14 @@
 using FFMpegCore.Exceptions;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents output parameter
 /// </summary>
 public class OutputArgument : IOutputArgument
 {
-        public readonly string Path;
     public readonly bool Overwrite;
+    public readonly string Path;
 
     public OutputArgument(string path, bool overwrite = true)
     {
@@ -16,6 +16,10 @@ namespace FFMpegCore.Arguments
         Overwrite = overwrite;
     }
 
+    public OutputArgument(FileInfo value) : this(value.FullName) { }
+
+    public OutputArgument(Uri value) : this(value.AbsolutePath) { }
+
     public void Pre()
     {
         if (!Overwrite && File.Exists(Path))
@@ -23,15 +27,15 @@ namespace FFMpegCore.Arguments
             throw new FFMpegException(FFMpegExceptionType.File, "Output file already exists and overwrite is disabled");
         }
     }
-        public Task During(CancellationToken cancellationToken = default) => Task.CompletedTask;
+
+    public Task During(CancellationToken cancellationToken = default)
+    {
+        return Task.CompletedTask;
+    }
+
     public void Post()
     {
     }
 
-        public OutputArgument(FileInfo value) : this(value.FullName) { }
-
-        public OutputArgument(Uri value) : this(value.AbsolutePath) { }
-
     public string Text => $"\"{Path}\"{(Overwrite ? " -y" : string.Empty)}";
 }
-}

FFMpegCore/FFMpeg/Arguments/OutputPipeArgument.cs

@@ -1,8 +1,8 @@
 using System.IO.Pipes;
 using FFMpegCore.Pipes;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class OutputPipeArgument : PipeArgument, IOutputArgument
 {
     public readonly IPipeSink Reader;
@@ -25,4 +25,3 @@ namespace FFMpegCore.Arguments
         await Reader.ReadAsync(Pipe, token).ConfigureAwait(false);
     }
 }
-}

FFMpegCore/FFMpeg/Arguments/OutputTeeArgument.cs

@@ -1,6 +1,5 @@
-
+namespace FFMpegCore.Arguments;
-namespace FFMpegCore.Arguments
+
-{
 internal class OutputTeeArgument : IOutputArgument
 {
     private readonly FFMpegMultiOutputOptions _options;
@@ -17,7 +16,10 @@ namespace FFMpegCore.Arguments
 
     public string Text => $"-f tee \"{string.Join("|", _options.Outputs.Select(MapOptions))}\"";
 
-        public Task During(CancellationToken cancellationToken = default) => Task.CompletedTask;
+    public Task During(CancellationToken cancellationToken = default)
+    {
+        return Task.CompletedTask;
+    }
 
     public void Post()
     {
@@ -46,7 +48,8 @@ namespace FFMpegCore.Arguments
         {
             return map.Text.Replace("-map ", "select=\\'") + "\\'";
         }
-            else if (argument is BitStreamFilterArgument bitstreamFilter)
+
+        if (argument is BitStreamFilterArgument bitstreamFilter)
         {
             return bitstreamFilter.Text.Replace("-bsf:", "bsfs/").Replace(' ', '=');
         }
@@ -54,4 +57,3 @@ namespace FFMpegCore.Arguments
         return argument.Text.TrimStart('-').Replace(' ', '=');
     }
 }
-}

FFMpegCore/FFMpeg/Arguments/OutputUrlArgument.cs

@@ -1,5 +1,5 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents outputting to url using supported protocols
 ///     See http://ffmpeg.org/ffmpeg-protocols.html
@@ -15,10 +15,12 @@
 
     public void Post() { }
 
-        public Task During(CancellationToken cancellationToken = default) => Task.CompletedTask;
+    public Task During(CancellationToken cancellationToken = default)
+    {
+        return Task.CompletedTask;
+    }
 
     public void Pre() { }
 
     public string Text => Url;
 }
-}

FFMpegCore/FFMpeg/Arguments/OverwriteArgument.cs

@@ -1,5 +1,5 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents overwrite parameter
 ///     If output file should be overwritten if exists
@@ -8,4 +8,3 @@
 {
     public string Text => "-y";
 }
-}

FFMpegCore/FFMpeg/Arguments/PadArgument.cs

@@ -1,7 +1,7 @@
 using FFMpegCore.Extend;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class PadArgument : IVideoFilterArgument
 {
     private readonly PadOptions _options;
@@ -13,31 +13,12 @@ namespace FFMpegCore.Arguments
 
     public string Key => "pad";
     public string Value => _options.TextInternal;
-
 }
 
 public class PadOptions
 {
     public readonly Dictionary<string, string> Parameters = new();
 
-        internal string TextInternal => string.Join(":", Parameters.Select(parameter => parameter.FormatArgumentPair(true)));
-
-        public static PadOptions Create(string? width, string? height)
-        {
-            return new PadOptions(width, height);
-        }
-
-        public static PadOptions Create(string aspectRatio)
-        {
-            return new PadOptions(aspectRatio);
-        }
-
-        public PadOptions WithParameter(string key, string value)
-        {
-            Parameters.Add(key, value);
-            return this;
-        }
-
     private PadOptions(string? width, string? height)
     {
         if (width == null && height == null)
@@ -60,5 +41,22 @@ namespace FFMpegCore.Arguments
     {
         Parameters.Add("aspect", aspectRatio);
     }
+
+    internal string TextInternal => string.Join(":", Parameters.Select(parameter => parameter.FormatArgumentPair(true)));
+
+    public static PadOptions Create(string? width, string? height)
+    {
+        return new PadOptions(width, height);
+    }
+
+    public static PadOptions Create(string aspectRatio)
+    {
+        return new PadOptions(aspectRatio);
+    }
+
+    public PadOptions WithParameter(string key, string value)
+    {
+        Parameters.Add(key, value);
+        return this;
     }
 }

FFMpegCore/FFMpeg/Arguments/PanArgument.cs

@@ -1,12 +1,12 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Mix channels with specific gain levels.
 /// </summary>
 public class PanArgument : IAudioFilterArgument
 {
-        public readonly string ChannelLayout;
     private readonly string[] _outputDefinitions;
+    public readonly string ChannelLayout;
 
     /// <summary>
     ///     Mix channels with specific gain levels <see href="https://ffmpeg.org/ffmpeg-filters.html#toc-pan-1" />
@@ -58,4 +58,3 @@
     public string Value =>
         string.Join("|", Enumerable.Empty<string>().Append(ChannelLayout).Concat(_outputDefinitions));
 }
-}

FFMpegCore/FFMpeg/Arguments/PipeArgument.cs

@@ -2,23 +2,28 @@
 using System.IO.Pipes;
 using FFMpegCore.Pipes;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public abstract class PipeArgument
 {
+    private readonly PipeDirection _direction;
+    private readonly object _pipeLock = new();
+
+    protected PipeArgument(PipeDirection direction)
+    {
+        PipeName = PipeHelpers.GetUniquePipeName();
+        _direction = direction;
+    }
+
     private string PipeName { get; }
     public string PipePath => PipeHelpers.GetPipePath(PipeName);
 
     protected NamedPipeServerStream Pipe { get; private set; } = null!;
-        private readonly PipeDirection _direction;
+    public abstract string Text { get; }
-
-        protected PipeArgument(PipeDirection direction)
-        {
-            PipeName = PipeHelpers.GetUnqiuePipeName();
-            _direction = direction;
-        }
 
     public void Pre()
+    {
+        lock (_pipeLock)
         {
             if (Pipe != null)
             {
@@ -27,13 +32,17 @@ namespace FFMpegCore.Arguments
 
             Pipe = new NamedPipeServerStream(PipeName, _direction, 1, PipeTransmissionMode.Byte, PipeOptions.Asynchronous);
         }
+    }
 
     public void Post()
     {
         Debug.WriteLine($"Disposing NamedPipeServerStream on {GetType().Name}");
+        lock (_pipeLock)
+        {
             Pipe?.Dispose();
             Pipe = null!;
         }
+    }
 
     public async Task During(CancellationToken cancellationToken = default)
     {
@@ -48,14 +57,15 @@ namespace FFMpegCore.Arguments
         finally
         {
             Debug.WriteLine($"Disconnecting NamedPipeServerStream on {GetType().Name}");
+            lock (_pipeLock)
+            {
                 if (Pipe is { IsConnected: true })
                 {
                     Pipe.Disconnect();
                 }
             }
         }
+    }
 
     protected abstract Task ProcessDataAsync(CancellationToken token);
-        public abstract string Text { get; }
-    }
 }

FFMpegCore/FFMpeg/Arguments/RemoveMetadataArgument.cs

@@ -1,5 +1,5 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Remove metadata argument
 /// </summary>
@@ -7,4 +7,3 @@
 {
     public string Text => "-map_metadata -1";
 }
-}

FFMpegCore/FFMpeg/Arguments/ScaleArgument.cs

@@ -1,14 +1,15 @@
 using System.Drawing;
 using FFMpegCore.Enums;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents scale parameter
 /// </summary>
 public class ScaleArgument : IVideoFilterArgument
 {
     public readonly Size? Size;
+
     public ScaleArgument(Size? size)
     {
         Size = size;
@@ -18,10 +19,9 @@ namespace FFMpegCore.Arguments
 
     public ScaleArgument(VideoSize videosize)
     {
-            Size = videosize == VideoSize.Original ? null : (Size?)new Size(-1, (int)videosize);
+        Size = videosize == VideoSize.Original ? null : new Size(-1, (int)videosize);
     }
 
     public string Key { get; } = "scale";
     public string Value => Size == null ? string.Empty : $"{Size.Value.Width}:{Size.Value.Height}";
 }
-}

FFMpegCore/FFMpeg/Arguments/SeekArgument.cs

@@ -1,7 +1,7 @@
 using FFMpegCore.Extend;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents seek parameter
 /// </summary>
@@ -16,4 +16,3 @@ namespace FFMpegCore.Arguments
 
     public string Text => SeekTo.HasValue ? $"-ss {SeekTo.Value.ToLongString()}" : string.Empty;
 }
-}

FFMpegCore/FFMpeg/Arguments/SetMirroringArgument.cs

@@ -1,7 +1,7 @@
 using FFMpegCore.Enums;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class SetMirroringArgument : IVideoFilterArgument
 {
     public SetMirroringArgument(Mirroring mirroring)
@@ -21,4 +21,3 @@ namespace FFMpegCore.Arguments
             _ => throw new ArgumentOutOfRangeException(nameof(Mirroring))
         };
 }
-}

FFMpegCore/FFMpeg/Arguments/ShortestArgument.cs

@@ -1,5 +1,5 @@
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 /// <summary>
 ///     Represents shortest parameter
 /// </summary>
@@ -14,4 +14,3 @@
 
     public string Text => Shortest ? "-shortest" : string.Empty;
 }
-}

FFMpegCore/FFMpeg/Arguments/SilenceDetectArgument.cs

@@ -1,18 +1,24 @@
 using System.Globalization;
 
-namespace FFMpegCore.Arguments
+namespace FFMpegCore.Arguments;
-{
+
 public class SilenceDetectArgument : IAudioFilterArgument
 {
     private readonly Dictionary<string, string> _arguments = new();
+
     /// <summary>
     ///     Silence Detection. <see href="https://ffmpeg.org/ffmpeg-filters.html#silencedetect" />
     /// </summary>
     /// <param name="noise_type">Set noise type to db (decibel) or ar (amplitude ratio). Default is dB</param>
-        /// <param name="noise">Set noise tolerance. Can be specified in dB (in case "dB" is appended to the specified value) or amplitude ratio. Default is -60dB, or 0.001.</param>
+    /// <param name="noise">
-        /// <param name="duration">Set silence duration until notification (default is 2 seconds). See (ffmpeg-utils)the Time duration section in the ffmpeg-utils(1) manual for the accepted syntax.</param>
+    ///     Set noise tolerance. Can be specified in dB (in case "dB" is appended to the specified value) or amplitude ratio.
+    ///     Default is -60dB, or 0.001.
+    /// </param>
+    /// <param name="duration">
+    ///     Set silence duration until notification (default is 2 seconds). See (ffmpeg-utils)the Time duration section in the
+    ///     ffmpeg-utils(1) manual for the accepted syntax.
+    /// </param>
     /// <param name="mono">Process each channel separately, instead of combined. By default is disabled.</param>
-
     public SilenceDetectArgument(string noise_type = "db", double noise = 60, double duration = 2, bool mono = false)
     {
         if (noise_type == "db")
@@ -36,4 +42,3 @@ namespace FFMpegCore.Arguments
 
     public string Value => string.Join(":", _arguments.Select(pair => $"{pair.Key}={pair.Value}"));
 }
-}