Merge pull request #167 from rosenbjerg/master

3.4.0

FFMpegCore/FFMpeg/Enums/ContainerFormat.cs

@@ -10,6 +10,7 @@ public class ContainerFormat
         public bool DemuxingSupported { get; private set; }
         public bool MuxingSupported { get; private set; }
         public string Description { get; private set; } = null!;
+
         public string Extension
         {
             get
@@ -36,8 +37,8 @@ internal static bool TryParse(string line, out ContainerFormat fmt)
 
             fmt = new ContainerFormat(match.Groups[3].Value)
             {
-                DemuxingSupported = match.Groups[1].Value == " ",
+                DemuxingSupported = match.Groups[1].Value != " ",
-                MuxingSupported = match.Groups[2].Value == " ",
+                MuxingSupported = match.Groups[2].Value != " ",
                 Description = match.Groups[4].Value
             };
             return true;

FFMpegCore/FFMpegCore.csproj

@@ -9,10 +9,10 @@
     <Version>3.0.0.0</Version>
     <AssemblyVersion>3.0.0.0</AssemblyVersion>
     <FileVersion>3.0.0.0</FileVersion>
-    <PackageReleaseNotes>- Support for changing encoding used for parsing ffmpeg/ffprobe output
+    <PackageReleaseNotes>- return null from FFProbe.Analyse* when no media format was detected
-- Support for registrering action to invoke on ffmpeg output</PackageReleaseNotes>
+- Expose tags as string dictionary on IMediaAnalysis (thanks hey-red)</PackageReleaseNotes>
     <LangVersion>8</LangVersion>
-    <PackageVersion>3.3.0</PackageVersion>
+    <PackageVersion>3.4.0</PackageVersion>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <Authors>Malte Rosenbjerg, Vlad Jerca</Authors>
     <PackageTags>ffmpeg ffprobe convert video audio mediafile resize analyze muxing</PackageTags>
@@ -31,7 +31,7 @@
   <ItemGroup>
     <PackageReference Include="Instances" Version="1.6.0" />
     <PackageReference Include="System.Drawing.Common" Version="5.0.0" />
-    <PackageReference Include="System.Text.Json" Version="5.0.0" />
+    <PackageReference Include="System.Text.Json" Version="5.0.1" />
   </ItemGroup>
 
 </Project>

FFMpegCore/FFProbe/FFProbe.cs

@@ -12,7 +12,7 @@ namespace FFMpegCore
 {
     public static class FFProbe
     {
-        public static IMediaAnalysis Analyse(string filePath, int outputCapacity = int.MaxValue)
+        public static IMediaAnalysis? Analyse(string filePath, int outputCapacity = int.MaxValue)
         {
             if (!File.Exists(filePath)) 
                 throw new FFMpegException(FFMpegExceptionType.File, $"No file found at '{filePath}'");
@@ -21,13 +21,13 @@ public static IMediaAnalysis Analyse(string filePath, int outputCapacity = int.M
             instance.BlockUntilFinished();
             return ParseOutput(filePath, instance);
         }
-        public static IMediaAnalysis Analyse(Uri uri, int outputCapacity = int.MaxValue)
+        public static IMediaAnalysis? Analyse(Uri uri, int outputCapacity = int.MaxValue)
         {
             using var instance = PrepareInstance(uri.AbsoluteUri, outputCapacity);
             instance.BlockUntilFinished();
             return ParseOutput(uri.AbsoluteUri, instance);
         }
-        public static IMediaAnalysis Analyse(Stream stream, int outputCapacity = int.MaxValue)
+        public static IMediaAnalysis? Analyse(Stream stream, int outputCapacity = int.MaxValue)
         {
             var streamPipeSource = new StreamPipeSource(stream);
             var pipeArgument = new InputPipeArgument(streamPipeSource);
@@ -50,7 +50,7 @@ public static IMediaAnalysis Analyse(Stream stream, int outputCapacity = int.Max
             
             return ParseOutput(pipeArgument.PipePath, instance);
         }
-        public static async Task<IMediaAnalysis> AnalyseAsync(string filePath, int outputCapacity = int.MaxValue)
+        public static async Task<IMediaAnalysis?> AnalyseAsync(string filePath, int outputCapacity = int.MaxValue)
         {
             if (!File.Exists(filePath)) 
                 throw new FFMpegException(FFMpegExceptionType.File, $"No file found at '{filePath}'");
@@ -59,13 +59,13 @@ public static async Task<IMediaAnalysis> AnalyseAsync(string filePath, int outpu
             await instance.FinishedRunning();
             return ParseOutput(filePath, instance);
         }
-        public static async Task<IMediaAnalysis> AnalyseAsync(Uri uri, int outputCapacity = int.MaxValue)
+        public static async Task<IMediaAnalysis?> AnalyseAsync(Uri uri, int outputCapacity = int.MaxValue)
         {
             using var instance = PrepareInstance(uri.AbsoluteUri, outputCapacity);
             await instance.FinishedRunning();
             return ParseOutput(uri.AbsoluteUri, instance);
         }
-        public static async Task<IMediaAnalysis> AnalyseAsync(Stream stream, int outputCapacity = int.MaxValue)
+        public static async Task<IMediaAnalysis?> AnalyseAsync(Stream stream, int outputCapacity = int.MaxValue)
         {
             var streamPipeSource = new StreamPipeSource(stream);
             var pipeArgument = new InputPipeArgument(streamPipeSource);
@@ -92,13 +92,14 @@ public static async Task<IMediaAnalysis> AnalyseAsync(Stream stream, int outputC
             return ParseOutput(pipeArgument.PipePath, instance);
         }
 
-        private static IMediaAnalysis ParseOutput(string filePath, Instance instance)
+        private static IMediaAnalysis? ParseOutput(string filePath, Instance instance)
         {
             var json = string.Join(string.Empty, instance.OutputData);
             var ffprobeAnalysis = JsonSerializer.Deserialize<FFProbeAnalysis>(json, new JsonSerializerOptions
             {
                 PropertyNameCaseInsensitive = true
             })!;
+            if (ffprobeAnalysis?.Format == null) return null;
             return new MediaAnalysis(filePath, ffprobeAnalysis);
         }
 

FFMpegCore/FFProbe/MediaAnalysis.cs

@@ -8,6 +8,7 @@ namespace FFMpegCore
     internal class MediaAnalysis : IMediaAnalysis
     {
         private static readonly Regex DurationRegex = new Regex("^(\\d{1,2}:\\d{1,2}:\\d{1,2}(.\\d{1,7})?)", RegexOptions.Compiled);
+
         internal MediaAnalysis(string path, FFProbeAnalysis analysis)
         {
             Format = ParseFormat(analysis.Format);
@@ -27,14 +28,15 @@ private MediaFormat ParseFormat(Format analysisFormat)
                 FormatLongName = analysisFormat.FormatLongName,
                 StreamCount = analysisFormat.NbStreams,
                 ProbeScore = analysisFormat.ProbeScore,
-                BitRate = long.Parse(analysisFormat.BitRate ?? "0")
+                BitRate = long.Parse(analysisFormat.BitRate ?? "0"),
+                Tags = analysisFormat.Tags,
             };
         }
 
         public string Path { get; }
         public string Extension => System.IO.Path.GetExtension(Path);
 
-        public TimeSpan Duration => new []
+        public TimeSpan Duration => new[]
         {
             Format.Duration,
             PrimaryVideoStream?.Duration ?? TimeSpan.Zero,
@@ -67,7 +69,8 @@ private VideoStream ParseVideoStream(FFProbeStream stream)
                 Profile = stream.Profile,
                 PixelFormat = stream.PixelFormat,
                 Rotation = (int)float.Parse(stream.GetRotate() ?? "0"),
-                Language = stream.GetLanguage()
+                Language = stream.GetLanguage(),
+                Tags = stream.Tags,
             };
         }
 
@@ -77,6 +80,7 @@ private static TimeSpan ParseDuration(FFProbeStream ffProbeStream)
                 ? TimeSpan.Parse(ffProbeStream.Duration)
                 : TimeSpan.Parse(TrimTimeSpan(ffProbeStream.GetDuration()) ?? "0");
         }
+
         private static string? TrimTimeSpan(string? durationTag)
         {
             var durationMatch = DurationRegex.Match(durationTag ?? "");
@@ -96,17 +100,20 @@ private AudioStream ParseAudioStream(FFProbeStream stream)
                 Duration = ParseDuration(stream),
                 SampleRateHz = !string.IsNullOrEmpty(stream.SampleRate) ? ParseIntInvariant(stream.SampleRate) : default,
                 Profile = stream.Profile,
-                Language = stream.GetLanguage()
+                Language = stream.GetLanguage(),
+                Tags = stream.Tags,
             };
         }
 
         private static double DivideRatio((double, double) ratio) => ratio.Item1 / ratio.Item2;
+
         private static (int, int) ParseRatioInt(string input, char separator)
         {
             if (string.IsNullOrEmpty(input)) return (0, 0);
             var ratio = input.Split(separator);
             return (ParseIntInvariant(ratio[0]), ParseIntInvariant(ratio[1]));
         }
+
         private static (double, double) ParseRatioDouble(string input, char separator)
         {
             if (string.IsNullOrEmpty(input)) return (0, 0);
@@ -116,6 +123,7 @@ private static (double, double) ParseRatioDouble(string input, char separator)
 
         private static double ParseDoubleInvariant(string line) =>
             double.Parse(line, System.Globalization.NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture);
+
         private static int ParseIntInvariant(string line) =>
             int.Parse(line, System.Globalization.NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture);
     }

FFMpegCore/FFProbe/MediaFormat.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Collections.Generic;
 
 namespace FFMpegCore
 {
@@ -10,5 +11,6 @@ public class MediaFormat
         public int StreamCount { get; set; }
         public double ProbeScore { get; set; }
         public double BitRate { get; set; }
+        public Dictionary<string, string>? Tags { get; set; }
     }
 }

FFMpegCore/FFProbe/MediaStream.cs

@@ -1,5 +1,7 @@
 using FFMpegCore.Enums;
+
 using System;
+using System.Collections.Generic;
 
 namespace FFMpegCore
 {
@@ -11,6 +13,7 @@ public class MediaStream
         public int BitRate { get; internal set; }
         public TimeSpan Duration { get; internal set; }
         public string? Language { get; internal set; }
+        public Dictionary<string, string>? Tags { get; internal set; }
 
         public Codec GetCodecInfo() => FFMpeg.GetCodec(CodecName);
     }