Merge branch 'main' into feature/longer-pipe-name

.github/workflows/ci.yml

@@ -3,42 +3,48 @@ name: CI
 on:
   push:
     branches:
-      - master
+      - main
     paths:
       - .github/workflows/ci.yml
+      - Directory.Build.props
       - FFMpegCore/**
       - FFMpegCore.Test/**
+      - FFMpegCore.Extensions.SkiaSharp/**
+      - FFMpegCore.Extensions.System.Drawing.Common/**
   pull_request:
     branches:
       - main
       - release
     paths:
       - .github/workflows/ci.yml
+      - Directory.Build.props
       - FFMpegCore/**
       - FFMpegCore.Test/**
+      - FFMpegCore.Extensions.SkiaSharp/**
+      - FFMpegCore.Extensions.System.Drawing.Common/**
 
 jobs:
   ci:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [windows-latest, ubuntu-latest, macos-latest]
+        os: [windows-latest, ubuntu-latest, macos-13]
     timeout-minutes: 7
     steps:
 
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Prepare .NET
-      uses: actions/setup-dotnet@v3
+      uses: actions/setup-dotnet@v4
       with:
-        dotnet-version: '7.0.x'
+        dotnet-version: '8.0.x'
 
     - name: Lint with dotnet
       run: dotnet format FFMpegCore.sln --severity warn --verify-no-changes
 
     - name: Prepare FFMpeg
-      uses: FedericoCarboni/setup-ffmpeg@v2
+      uses: FedericoCarboni/setup-ffmpeg@v3
       with:
         token: ${{ secrets.GITHUB_TOKEN }}
 
@@ -47,7 +53,9 @@ jobs:
 
     - if: matrix.os == 'windows-latest'
       name: Upload coverage reports to Codecov
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v4
       with:
-        directory: FFMpegCore.Test/TestResults
         fail_ci_if_error: true
+        directory: FFMpegCore.Test/TestResults
+        token: ${{ secrets.CODECOV_TOKEN }}
+        os: windows

.github/workflows/release.yml

@@ -8,12 +8,12 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       
     - name: Prepare .NET
-      uses: actions/setup-dotnet@v3
+      uses: actions/setup-dotnet@v4
       with:
-        dotnet-version: '7.0.x'
+        dotnet-version: '8.0.x'
         
     - name: Build solution
       run: dotnet pack FFMpegCore.sln -c Release

Directory.Build.props

@@ -13,5 +13,14 @@
         <PackageProjectUrl>https://github.com/rosenbjerg/FFMpegCore</PackageProjectUrl>
         <PackageLicenseExpression>MIT</PackageLicenseExpression>
         <NeutralLanguage>en</NeutralLanguage>
+
+        <PublishRepositoryUrl>true</PublishRepositoryUrl>
+        <IncludeSymbols>true</IncludeSymbols>
+        <SymbolPackageFormat>snupkg</SymbolPackageFormat>
+        <EmbedUntrackedSources>true</EmbedUntrackedSources> 
+    </PropertyGroup>
+
+    <PropertyGroup Condition="'$(GITHUB_ACTIONS)' == 'true'">
+        <ContinuousIntegrationBuild>true</ContinuousIntegrationBuild>
     </PropertyGroup> 
 </Project>

FFMpegCore.Examples/FFMpegCore.Examples.csproj

@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <IsPackable>false</IsPackable>
   </PropertyGroup>
 

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

@@ -3,17 +3,18 @@
     <PropertyGroup>
         <IsPackable>true</IsPackable>
         <Description>Image extension for FFMpegCore using SkiaSharp</Description>
-        <PackageVersion>5.0.0</PackageVersion>
+        <PackageVersion>5.0.1</PackageVersion>
         <PackageOutputPath>../nupkg</PackageOutputPath>
         <PackageReleaseNotes>
         </PackageReleaseNotes>
         <PackageTags>ffmpeg ffprobe convert video audio mediafile resize analyze muxing skiasharp</PackageTags>
         <Authors>Malte Rosenbjerg, Vlad Jerca, Max Bagryantsev, Dimitri Vranken</Authors>
+        <ProduceReferenceAssembly>true</ProduceReferenceAssembly>
     </PropertyGroup>
 
     <ItemGroup>
-      <PackageReference Include="SkiaSharp" Version="2.88.6" />
+      <PackageReference Include="SkiaSharp" Version="3.116.0" />
-      <PackageReference Include="SkiaSharp.NativeAssets.Linux.NoDependencies" Version="2.88.6" />
+      <PackageReference Include="SkiaSharp.NativeAssets.Linux.NoDependencies" Version="3.116.0" />
     </ItemGroup>
 
     <ItemGroup>

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

@@ -3,16 +3,17 @@
   <PropertyGroup>
     <IsPackable>true</IsPackable>
     <Description>Image extension for FFMpegCore using System.Common.Drawing</Description>
-    <PackageVersion>5.0.0</PackageVersion>
+    <PackageVersion>5.0.1</PackageVersion>
     <PackageOutputPath>../nupkg</PackageOutputPath>
     <PackageReleaseNotes>
     </PackageReleaseNotes>
     <PackageTags>ffmpeg ffprobe convert video audio mediafile resize analyze muxing</PackageTags>
     <Authors>Malte Rosenbjerg, Vlad Jerca, Max Bagryantsev</Authors>
+    <ProduceReferenceAssembly>true</ProduceReferenceAssembly>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="System.Drawing.Common" Version="7.0.0"/>
+    <PackageReference Include="System.Drawing.Common" Version="9.0.0" />
   </ItemGroup>
 
   <ItemGroup>

FFMpegCore.Test/ArgumentBuilderTest.cs

@@ -9,6 +9,7 @@ namespace FFMpegCore.Test
     public class ArgumentBuilderTest
     {
         private readonly string[] _concatFiles = { "1.mp4", "2.mp4", "3.mp4", "4.mp4" };
+        private readonly string[] _multiFiles = { "1.mp3", "2.mp3", "3.mp3", "4.mp3" };
 
         [TestMethod]
         public void Builder_BuildString_IO_1()
@@ -611,5 +612,86 @@ public void Builder_BuildString_TeeOutput()
                 -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()
+        {
+            var audioStreams = string.Join("", _multiFiles.Select((item, index) => $"[{index}:0]"));
+            var mixFilter = $"{audioStreams}amix=inputs={_multiFiles.Length}:duration=longest:dropout_transition=1:normalize=0[final]";
+            var ffmpegArgs = $"-filter_complex \"{mixFilter}\" -map \"[final]\"";
+            var str = FFMpegArguments
+                .FromFileInput(_multiFiles)
+                .OutputToFile("output.mp3", overwrite: true, options => options
+                    .WithCustomArgument(ffmpegArgs)
+                    .WithAudioCodec(AudioCodec.LibMp3Lame) // Set the audio codec to MP3
+                    .WithAudioBitrate(128) // Set the bitrate to 128kbps
+                    .WithAudioSamplingRate(48000) // Set the sample rate to 48kHz
+                    .WithoutMetadata() // Remove metadata
+                    .WithCustomArgument("-ac 2 -write_xing 0 -id3v2_version 0")) // Force 2 Channels
+                .Arguments;
+            Assert.AreEqual($"-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);
+        }
+        [TestMethod]
+        public void Pre_VerifyExists_AllFilesExist()
+        {
+            // Arrange
+            var filePaths = new List<string>
+            {
+                Path.GetTempFileName(),
+                Path.GetTempFileName(),
+                Path.GetTempFileName()
+            };
+            var argument = new MultiInputArgument(true, filePaths);
+            try
+            {
+                // Act & Assert
+                argument.Pre(); // No exception should be thrown
+            }
+            finally
+            {
+                // Cleanup
+                foreach (var filePath in filePaths)
+                {
+                    File.Delete(filePath);
+                }
+            }
+        }
+
+        [TestMethod]
+        public void Pre_VerifyExists_SomeFilesNotExist()
+        {
+            // Arrange
+            var filePaths = new List<string>
+            {
+                Path.GetTempFileName(),
+                "file2.mp4",
+                "file3.mp4"
+            };
+            var argument = new MultiInputArgument(true, filePaths);
+            try
+            {
+                // Act & Assert
+                Assert.ThrowsException<FileNotFoundException>(() => argument.Pre());
+            }
+            finally
+            {
+                // Cleanup
+                File.Delete(filePaths[0]);
+            }
+        }
+
+        [TestMethod]
+        public void Pre_VerifyExists_NoFilesExist()
+        {
+            // Arrange
+            var filePaths = new List<string>
+            {
+                "file1.mp4",
+                "file2.mp4",
+                "file3.mp4"
+            };
+            var argument = new MultiInputArgument(true, filePaths);
+            // Act & Assert
+            Assert.ThrowsException<FileNotFoundException>(() => argument.Pre());
+        }
     }
 }

FFMpegCore.Test/FFMpegCore.Test.csproj

@@ -1,26 +1,26 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <IsPackable>false</IsPackable>
     <Nullable>disable</Nullable>
     <LangVersion>default</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="coverlet.collector" Version="6.0.0">
+    <PackageReference Include="coverlet.collector" Version="6.0.2">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="FluentAssertions" Version="6.12.0" />
+    <PackageReference Include="FluentAssertions" Version="7.0.0" />
-    <PackageReference Include="GitHubActionsTestLogger" Version="2.3.3">
+    <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="17.7.2" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
-    <PackageReference Include="MSTest.TestAdapter" Version="3.1.1" />
+    <PackageReference Include="MSTest.TestAdapter" Version="3.6.4" />
-    <PackageReference Include="MSTest.TestFramework" Version="3.1.1" />
+    <PackageReference Include="MSTest.TestFramework" Version="3.6.4" />
-    <PackageReference Include="SkiaSharp" Version="2.88.6" />
+    <PackageReference Include="SkiaSharp" Version="3.116.0" />
   </ItemGroup>
 
   <ItemGroup>
@@ -51,9 +51,15 @@
     <None Update="Resources\input_3sec_rotation_90deg.mp4">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </None>
+    <None Update="Resources\input_3sec_rotation_negative_90deg.mp4">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
     <None Update="Resources\input_audio_only_10sec.mp4">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </None>
+    <None Update="Resources\input_hdr.mov">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
     <None Update="Resources\input_video_only_3sec.mp4">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </None>

FFMpegCore.Test/FFProbeTests.cs

@@ -123,6 +123,7 @@ public void Probe_Success()
             Assert.AreEqual(1, info.PrimaryVideoStream.SampleAspectRatio.Width);
             Assert.AreEqual(1, info.PrimaryVideoStream.SampleAspectRatio.Height);
             Assert.AreEqual("yuv420p", info.PrimaryVideoStream.PixelFormat);
+            Assert.AreEqual(31, info.PrimaryVideoStream.Level);
             Assert.AreEqual(1280, info.PrimaryVideoStream.Width);
             Assert.AreEqual(720, info.PrimaryVideoStream.Height);
             Assert.AreEqual(25, info.PrimaryVideoStream.AvgFrameRate);
@@ -145,6 +146,13 @@ public void Probe_Rotation()
             Assert.AreEqual(90, info.PrimaryVideoStream.Rotation);
         }
 
+        [TestMethod]
+        public void Probe_Rotation_Negative_Value()
+        {
+            var info = FFProbe.Analyse(TestResources.Mp4VideoRotationNegative);
+            Assert.AreEqual(-90, info.PrimaryVideoStream.Rotation);
+        }
+
         [TestMethod, Timeout(10000)]
         public async Task Probe_Async_Success()
         {
@@ -173,6 +181,18 @@ public async Task Probe_Success_FromStream_Async()
             Assert.AreEqual(3, info.Duration.Seconds);
         }
 
+        [TestMethod, Timeout(10000)]
+        public void Probe_HDR()
+        {
+            var info = FFProbe.Analyse(TestResources.HdrVideo);
+
+            Assert.IsNotNull(info.PrimaryVideoStream);
+            Assert.AreEqual("tv", info.PrimaryVideoStream.ColorRange);
+            Assert.AreEqual("bt2020nc", info.PrimaryVideoStream.ColorSpace);
+            Assert.AreEqual("arib-std-b67", info.PrimaryVideoStream.ColorTransfer);
+            Assert.AreEqual("bt2020", info.PrimaryVideoStream.ColorPrimaries);
+        }
+
         [TestMethod, Timeout(10000)]
         public async Task Probe_Success_Subtitle_Async()
         {

FFMpegCore.Test/Resources/TestResources.cs

@@ -4,7 +4,9 @@ public static class TestResources
     {
         public static readonly string Mp4Video = "./Resources/input_3sec.mp4";
         public static readonly string Mp4VideoRotation = "./Resources/input_3sec_rotation_90deg.mp4";
+        public static readonly string Mp4VideoRotationNegative = "./Resources/input_3sec_rotation_negative_90deg.mp4";
         public static readonly string WebmVideo = "./Resources/input_3sec.webm";
+        public static readonly string HdrVideo = "./Resources/input_hdr.mov";
         public static readonly string Mp4WithoutVideo = "./Resources/input_audio_only_10sec.mp4";
         public static readonly string Mp4WithoutAudio = "./Resources/input_video_only_3sec.mp4";
         public static readonly string RawAudio = "./Resources/audio.raw";

FFMpegCore.Test/VideoTest.cs

@@ -480,6 +480,21 @@ public void Video_Snapshot_PersistSnapshot()
             Assert.AreEqual("png", analysis.PrimaryVideoStream!.CodecName);
         }
 
+        [TestMethod, Timeout(BaseTimeoutMilliseconds)]
+        public void Video_Snapshot_Rotated_PersistSnapshot()
+        {
+            using var outputPath = new TemporaryFile("out.png");
+
+            var size = new Size(360, 0); // half the size of original video, keeping height 0 for keeping aspect ratio
+            FFMpeg.Snapshot(TestResources.Mp4VideoRotationNegative, outputPath, size);
+
+            var analysis = FFProbe.Analyse(outputPath);
+            Assert.AreEqual(size.Width, analysis.PrimaryVideoStream!.Width);
+            Assert.AreEqual(1280 / 2, analysis.PrimaryVideoStream!.Height);
+            Assert.AreEqual(0, analysis.PrimaryVideoStream!.Rotation);
+            Assert.AreEqual("png", analysis.PrimaryVideoStream!.CodecName);
+        }
+
         [TestMethod, Timeout(BaseTimeoutMilliseconds)]
         public void Video_GifSnapshot_PersistSnapshot()
         {

FFMpegCore/FFMpeg/Arguments/CropArgument.cs

@@ -0,0 +1,22 @@
+using System.Drawing;
+
+namespace FFMpegCore.Arguments
+{
+    public class CropArgument : IArgument
+    {
+        public readonly Size? Size;
+        public readonly int Top;
+        public readonly int Left;
+
+        public CropArgument(Size? size, int top, int left)
+        {
+            Size = size;
+            Top = top;
+            Left = left;
+        }
+
+        public CropArgument(int width, int height, int top, int left) : this(new Size(width, height), top, left) { }
+
+        public string Text => Size == null ? string.Empty : $"-vf crop={Size.Value.Width}:{Size.Value.Height}:{Left}:{Top}";
+    }
+}

FFMpegCore/FFMpeg/Arguments/MultiInputArgument.cs

@@ -0,0 +1,47 @@
+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 MultiInputArgument(bool verifyExists, IEnumerable<string> filePaths)
+        {
+            VerifyExists = verifyExists;
+            FilePaths = filePaths;
+        }
+
+        public MultiInputArgument(IEnumerable<string> filePaths, bool verifyExists) : this(verifyExists, filePaths) { }
+
+        public void Pre()
+        {
+            if (VerifyExists)
+            {
+                var missingFiles = new List<string>();
+                foreach (var filePath in FilePaths)
+                {
+                    if (!File.Exists(filePath))
+                    {
+                        missingFiles.Add(filePath);
+                    }
+                }
+
+                if (missingFiles.Any())
+                {
+                    throw new FileNotFoundException($"The following input files were not found: {string.Join(", ", missingFiles)}");
+                }
+            }
+        }
+
+        public Task During(CancellationToken cancellationToken = default) => Task.CompletedTask;
+        public void Post() { }
+
+        /// <summary>
+        /// Generates a combined input argument text for all file paths
+        /// </summary>
+        public string Text => string.Join(" ", FilePaths.Select(filePath => $"-i \"{filePath}\""));
+    }
+}

FFMpegCore/FFMpeg/Enums/Enums.cs

@@ -17,6 +17,7 @@ public static class VideoCodec
         public static Codec LibTheora => FFMpeg.GetCodec("libtheora");
         public static Codec Png => FFMpeg.GetCodec("png");
         public static Codec MpegTs => FFMpeg.GetCodec("mpegts");
+        public static Codec LibaomAv1 => FFMpeg.GetCodec("libaom-av1");
     }
 
     public static class AudioCodec
@@ -27,6 +28,8 @@ public static class AudioCodec
         public static Codec Ac3 => FFMpeg.GetCodec("ac3");
         public static Codec Eac3 => FFMpeg.GetCodec("eac3");
         public static Codec LibMp3Lame => FFMpeg.GetCodec("libmp3lame");
+        public static Codec Copy => new Codec("copy", CodecType.Audio);
+
     }
 
     public static class VideoType

FFMpegCore/FFMpeg/FFMpegArgumentOptions.cs

@@ -16,7 +16,10 @@ internal FFMpegArgumentOptions() { }
         public FFMpegArgumentOptions WithVariableBitrate(int vbr) => WithArgument(new VariableBitRateArgument(vbr));
         public FFMpegArgumentOptions Resize(int width, int height) => WithArgument(new SizeArgument(width, height));
         public FFMpegArgumentOptions Resize(Size? size) => WithArgument(new SizeArgument(size));
-
+        public FFMpegArgumentOptions Crop(Size? size, int left, int top) => WithArgument(new CropArgument(size, top, left));
+        public FFMpegArgumentOptions Crop(int width, int height, int left, int top) => WithArgument(new CropArgument(new Size(width, height), top, left));
+        public FFMpegArgumentOptions Crop(Size? size) => WithArgument(new CropArgument(size, 0, 0));
+        public FFMpegArgumentOptions Crop(int width, int height) => WithArgument(new CropArgument(new Size(width, height), 0, 0));
         public FFMpegArgumentOptions WithBitStreamFilter(Channel channel, Filter filter) => WithArgument(new BitStreamFilterArgument(channel, filter));
         public FFMpegArgumentOptions WithConstantRateFactor(int crf) => WithArgument(new ConstantRateFactorArgument(crf));
         public FFMpegArgumentOptions CopyChannel(Channel channel = Channel.Both) => WithArgument(new CopyArgument(channel));

FFMpegCore/FFMpeg/FFMpegArgumentProcessor.cs

@@ -1,5 +1,4 @@
 using System.Diagnostics;
-using System.Globalization;
 using System.Text.RegularExpressions;
 using FFMpegCore.Enums;
 using FFMpegCore.Exceptions;
@@ -263,7 +262,7 @@ private void ErrorData(object sender, string msg)
                 return;
             }
 
-            var processed = TimeSpan.Parse(match.Groups[1].Value, CultureInfo.InvariantCulture);
+            var processed = MediaAnalysisUtils.ParseDuration(match.Groups[1].Value);
             _onTimeProgress?.Invoke(processed);
 
             if (_onPercentageProgress == null || _totalTimespan == null)

FFMpegCore/FFMpeg/FFMpegArguments.cs

@@ -21,6 +21,7 @@ private string GetText()
         public static FFMpegArguments FromConcatInput(IEnumerable<string> filePaths, Action<FFMpegArgumentOptions>? addArguments = null) => new FFMpegArguments().WithInput(new ConcatArgument(filePaths), addArguments);
         public static FFMpegArguments FromDemuxConcatInput(IEnumerable<string> filePaths, Action<FFMpegArgumentOptions>? addArguments = null) => new FFMpegArguments().WithInput(new DemuxConcatArgument(filePaths), addArguments);
         public static FFMpegArguments FromFileInput(string filePath, bool verifyExists = true, Action<FFMpegArgumentOptions>? addArguments = null) => new FFMpegArguments().WithInput(new InputArgument(verifyExists, filePath), addArguments);
+        public static FFMpegArguments FromFileInput(IEnumerable<string> filePath, bool verifyExists = true, Action<FFMpegArgumentOptions>? addArguments = null) => new FFMpegArguments().WithInput(new MultiInputArgument(verifyExists, filePath), addArguments);
         public static FFMpegArguments FromFileInput(FileInfo fileInfo, Action<FFMpegArgumentOptions>? addArguments = null) => new FFMpegArguments().WithInput(new InputArgument(fileInfo.FullName, false), addArguments);
         public static FFMpegArguments FromUrlInput(Uri uri, Action<FFMpegArgumentOptions>? addArguments = null) => new FFMpegArguments().WithInput(new InputArgument(uri.AbsoluteUri, false), addArguments);
         public static FFMpegArguments FromDeviceInput(string device, Action<FFMpegArgumentOptions>? addArguments = null) => new FFMpegArguments().WithInput(new InputDeviceArgument(device), addArguments);
@@ -35,6 +36,7 @@ public FFMpegArguments WithGlobalOptions(Action<FFMpegGlobalArguments> configure
         public FFMpegArguments AddConcatInput(IEnumerable<string> filePaths, Action<FFMpegArgumentOptions>? addArguments = null) => WithInput(new ConcatArgument(filePaths), addArguments);
         public FFMpegArguments AddDemuxConcatInput(IEnumerable<string> filePaths, Action<FFMpegArgumentOptions>? addArguments = null) => WithInput(new DemuxConcatArgument(filePaths), addArguments);
         public FFMpegArguments AddFileInput(string filePath, bool verifyExists = true, Action<FFMpegArgumentOptions>? addArguments = null) => WithInput(new InputArgument(verifyExists, filePath), addArguments);
+        public FFMpegArguments AddFileInput(IEnumerable<string> filePath, bool verifyExists = true, Action<FFMpegArgumentOptions>? addArguments = null) => WithInput(new MultiInputArgument(verifyExists, filePath), addArguments);
         public FFMpegArguments AddFileInput(FileInfo fileInfo, Action<FFMpegArgumentOptions>? addArguments = null) => WithInput(new InputArgument(fileInfo.FullName, false), addArguments);
         public FFMpegArguments AddUrlInput(Uri uri, Action<FFMpegArgumentOptions>? addArguments = null) => WithInput(new InputArgument(uri.AbsoluteUri, false), addArguments);
         public FFMpegArguments AddDeviceInput(string device, Action<FFMpegArgumentOptions>? addArguments = null) => WithInput(new InputDeviceArgument(device), addArguments);

FFMpegCore/FFMpeg/Pipes/RawAudioPipeSource.cs

@@ -27,7 +27,7 @@ public string GetStreamArguments()
 
         public async Task WriteAsync(Stream outputStream, CancellationToken cancellationToken)
         {
-            if (_sampleEnumerator.Current != null)
+            if (_sampleEnumerator.MoveNext() && _sampleEnumerator.Current != null)
             {
                 await _sampleEnumerator.Current.SerializeAsync(outputStream, cancellationToken).ConfigureAwait(false);
             }

FFMpegCore/FFMpeg/SnapshotArgumentBuilder.cs

@@ -64,7 +64,7 @@ public static (FFMpegArguments, Action<FFMpegArgumentOptions> outputOptions) Bui
         }
 
         var currentSize = new Size(source.PrimaryVideoStream.Width, source.PrimaryVideoStream.Height);
-        if (source.PrimaryVideoStream.Rotation == 90 || source.PrimaryVideoStream.Rotation == 180)
+        if (IsRotated(source.PrimaryVideoStream.Rotation))
         {
             currentSize = new Size(source.PrimaryVideoStream.Height, source.PrimaryVideoStream.Width);
         }
@@ -88,4 +88,10 @@ public static (FFMpegArguments, Action<FFMpegArgumentOptions> outputOptions) Bui
 
         return null;
     }
+
+    private static bool IsRotated(int rotation)
+    {
+        var absRotation = Math.Abs(rotation);
+        return absRotation == 90 || absRotation == 180;
+    }
 }

FFMpegCore/FFMpegCore.csproj

@@ -3,7 +3,7 @@
   <PropertyGroup>
     <IsPackable>true</IsPackable>
     <Description>A .NET Standard FFMpeg/FFProbe wrapper for easily integrating media analysis and conversion into your .NET applications</Description>
-    <PackageVersion>5.1.0</PackageVersion>
+    <PackageVersion>5.1.1</PackageVersion>
     <PackageOutputPath>../nupkg</PackageOutputPath>
     <PackageReleaseNotes>
     </PackageReleaseNotes>
@@ -18,7 +18,9 @@
 
   <ItemGroup>
     <PackageReference Include="Instances" Version="3.0.0" />
-    <PackageReference Include="System.Text.Json" Version="7.0.3" />
+    <PackageReference Include="System.Text.Json" Version="9.0.0" />
   </ItemGroup>
   
+  
+
 </Project>

FFMpegCore/FFOptions.cs

@@ -1,4 +1,5 @@
 using System.Text;
+using System.Text.Json.Serialization;
 using FFMpegCore.Enums;
 
 namespace FFMpegCore
@@ -20,10 +21,20 @@ public class FFOptions : ICloneable
         /// </summary>
         public string TemporaryFilesFolder { get; set; } = Path.GetTempPath();
 
+        /// <summary>
+        /// Encoding web name used to persist encoding <see cref="Encoding"/>
+        /// </summary>
+        public string EncodingWebName { get; set; } = Encoding.Default.WebName;
+
         /// <summary>
         /// Encoding used for parsing stdout/stderr on ffmpeg and ffprobe processes
         /// </summary>
-        public Encoding Encoding { get; set; } = Encoding.Default;
+        [JsonIgnore]
+        public Encoding Encoding
+        {
+            get => Encoding.GetEncoding(EncodingWebName);
+            set => EncodingWebName = value?.WebName ?? Encoding.Default.WebName;
+        }
 
         /// <summary>
         /// The log level to use when calling of the ffmpeg executable.

FFMpegCore/FFProbe/FFProbeAnalysis.cs

@@ -83,6 +83,9 @@ public class FFProbeStream : ITagsContainer, IDispositionContainer
         [JsonPropertyName("pix_fmt")]
         public string PixelFormat { get; set; } = null!;
 
+        [JsonPropertyName("level")]
+        public int Level { get; set; }
+
         [JsonPropertyName("sample_rate")]
         public string SampleRate { get; set; } = null!;
 
@@ -94,6 +97,18 @@ public class FFProbeStream : ITagsContainer, IDispositionContainer
 
         [JsonPropertyName("side_data_list")]
         public List<Dictionary<string, JsonValue>> SideData { get; set; } = null!;
+
+        [JsonPropertyName("color_range")]
+        public string ColorRange { get; set; } = null!;
+
+        [JsonPropertyName("color_space")]
+        public string ColorSpace { get; set; } = null!;
+
+        [JsonPropertyName("color_transfer")]
+        public string ColorTransfer { get; set; } = null!;
+
+        [JsonPropertyName("color_primaries")]
+        public string ColorPrimaries { get; set; } = null!;
     }
 
     public class Format : ITagsContainer

FFMpegCore/FFProbe/MediaAnalysis.cs

@@ -30,9 +30,12 @@ private MediaFormat ParseFormat(Format analysisFormat)
             };
         }
 
+        private string GetValue(string tagName, Dictionary<string, string>? tags, string defaultValue) =>
+            tags == null ? defaultValue : tags.TryGetValue(tagName, out var value) ? value : defaultValue;
+
         private ChapterData ParseChapter(Chapter analysisChapter)
         {
-            var title = analysisChapter.Tags.FirstOrDefault(t => t.Key == "title").Value;
+            var title = GetValue("title", analysisChapter.Tags, "TitleValueNotSet");
             var start = MediaAnalysisUtils.ParseDuration(analysisChapter.StartTime);
             var end = MediaAnalysisUtils.ParseDuration(analysisChapter.EndTime);
 
@@ -87,6 +90,11 @@ private VideoStream ParseVideoStream(FFProbeStream stream)
                 Width = stream.Width ?? 0,
                 Profile = stream.Profile,
                 PixelFormat = stream.PixelFormat,
+                Level = stream.Level,
+                ColorRange = stream.ColorRange,
+                ColorSpace = stream.ColorSpace,
+                ColorTransfer = stream.ColorTransfer,
+                ColorPrimaries = stream.ColorPrimaries,
                 Rotation = MediaAnalysisUtils.ParseRotation(stream),
                 Language = stream.GetLanguage(),
                 Disposition = MediaAnalysisUtils.FormatDisposition(stream.Disposition),

FFMpegCore/FFProbe/VideoStream.cs

@@ -13,8 +13,13 @@ public class VideoStream : MediaStream
         public int Height { get; set; }
         public double FrameRate { get; set; }
         public string PixelFormat { get; set; } = null!;
+        public int Level { get; set; }
         public int Rotation { get; set; }
         public double AverageFrameRate { get; set; }
+        public string ColorRange { get; set; } = null!;
+        public string ColorSpace { get; set; } = null!;
+        public string ColorTransfer { get; set; } = null!;
+        public string ColorPrimaries { get; set; } = null!;
 
         public PixelFormat GetPixelFormatInfo() => FFMpeg.GetPixelFormat(PixelFormat);
     }