diff --git a/FFMpegCore.Extensions.SkiaSharp/FFMpegCore.Extensions.SkiaSharp.csproj b/FFMpegCore.Extensions.SkiaSharp/FFMpegCore.Extensions.SkiaSharp.csproj index d15a7bd..87710cc 100644 --- a/FFMpegCore.Extensions.SkiaSharp/FFMpegCore.Extensions.SkiaSharp.csproj +++ b/FFMpegCore.Extensions.SkiaSharp/FFMpegCore.Extensions.SkiaSharp.csproj @@ -12,8 +12,8 @@ - - + + diff --git a/FFMpegCore.Test/ArgumentBuilderTest.cs b/FFMpegCore.Test/ArgumentBuilderTest.cs index 2c550c9..cf455c8 100644 --- a/FFMpegCore.Test/ArgumentBuilderTest.cs +++ b/FFMpegCore.Test/ArgumentBuilderTest.cs @@ -1,4 +1,5 @@ -using FFMpegCore.Arguments; +using System.Drawing; +using FFMpegCore.Arguments; using FFMpegCore.Enums; using Microsoft.VisualStudio.TestTools.UnitTesting; @@ -537,5 +538,78 @@ public void Builder_BuildString_PadFilter_Alt() "-i \"input.mp4\" -vf \"pad=aspect=4/3:x=(ow-iw)/2:y=(oh-ih)/2:color=violet:eval=frame\" \"output.mp4\"", str); } + + [TestMethod] + public void Builder_BuildString_GifPalette() + { + var streamIndex = 0; + var size = new Size(640, 480); + + var str = FFMpegArguments + .FromFileInput("input.mp4") + .OutputToFile("output.gif", false, opt => opt + .WithGifPaletteArgument(streamIndex, size)) + .Arguments; + + Assert.AreEqual($""" + -i "input.mp4" -filter_complex "[0:v] fps=12,scale=w={size.Width}:h={size.Height},split [a][b];[a] palettegen=max_colors=32 [p];[b][p] paletteuse=dither=bayer" "output.gif" + """, str); + } + + [TestMethod] + public void Builder_BuildString_GifPalette_NullSize_FpsSupplied() + { + var streamIndex = 1; + + var str = FFMpegArguments + .FromFileInput("input.mp4") + .OutputToFile("output.gif", false, opt => opt + .WithGifPaletteArgument(streamIndex, null, 10)) + .Arguments; + + Assert.AreEqual($""" + -i "input.mp4" -filter_complex "[{streamIndex}:v] fps=10,split [a][b];[a] palettegen=max_colors=32 [p];[b][p] paletteuse=dither=bayer" "output.gif" + """, str); + } + + [TestMethod] + public void Builder_BuildString_MultiOutput() + { + var str = FFMpegArguments.FromFileInput("input.mp4") + .MultiOutput(args => args + .OutputToFile("output.mp4", overwrite: true, args => args.CopyChannel()) + .OutputToFile("output.ts", overwrite: false, args => args.CopyChannel().ForceFormat("mpegts")) + .OutputToUrl("http://server/path", options => options.ForceFormat("webm"))) + .Arguments; + Assert.AreEqual($""" + -i "input.mp4" -c:a copy -c:v copy "output.mp4" -y -c:a copy -c:v copy -f mpegts "output.ts" -f webm http://server/path + """, str); + } + + [TestMethod] + public void Builder_BuildString_MBROutput() + { + var str = FFMpegArguments.FromFileInput("input.mp4") + .MultiOutput(args => args + .OutputToFile("sd.mp4", overwrite: true, args => args.Resize(1200, 720)) + .OutputToFile("hd.mp4", overwrite: false, args => args.Resize(1920, 1080))) + .Arguments; + Assert.AreEqual($""" + -i "input.mp4" -s 1200x720 "sd.mp4" -y -s 1920x1080 "hd.mp4" + """, str); + } + + [TestMethod] + public void Builder_BuildString_TeeOutput() + { + var str = FFMpegArguments.FromFileInput("input.mp4") + .OutputToTee(args => args + .OutputToFile("output.mp4", overwrite: false, args => args.WithFastStart()) + .OutputToUrl("http://server/path", options => options.ForceFormat("mpegts").SelectStream(0, channel: Channel.Video))) + .Arguments; + Assert.AreEqual($""" + -i "input.mp4" -f tee "[movflags=faststart]output.mp4|[f=mpegts:select=\'0:v:0\']http://server/path" + """, str); + } } } diff --git a/FFMpegCore.Test/FFMpegCore.Test.csproj b/FFMpegCore.Test/FFMpegCore.Test.csproj index b78af1b..7c4b888 100644 --- a/FFMpegCore.Test/FFMpegCore.Test.csproj +++ b/FFMpegCore.Test/FFMpegCore.Test.csproj @@ -8,19 +8,19 @@ - + all runtime; build; native; contentfiles; analyzers; buildtransitive - - + + all runtime; build; native; contentfiles; analyzers; buildtransitive - - - - + + + + diff --git a/FFMpegCore.Test/FFProbeTests.cs b/FFMpegCore.Test/FFProbeTests.cs index 9da819a..a507078 100644 --- a/FFMpegCore.Test/FFProbeTests.cs +++ b/FFMpegCore.Test/FFProbeTests.cs @@ -46,7 +46,7 @@ public async Task PacketAnalysis_Async() var packets = packetAnalysis.Packets; Assert.AreEqual(96, packets.Count); Assert.IsTrue(packets.All(f => f.CodecType == "video")); - Assert.AreEqual("K_", packets[0].Flags); + Assert.IsTrue(packets[0].Flags.StartsWith("K_")); Assert.AreEqual(1362, packets.Last().Size); } @@ -57,7 +57,7 @@ public void PacketAnalysis_Sync() Assert.AreEqual(96, packets.Count); Assert.IsTrue(packets.All(f => f.CodecType == "video")); - Assert.AreEqual("K_", packets[0].Flags); + Assert.IsTrue(packets[0].Flags.StartsWith("K_")); Assert.AreEqual(1362, packets.Last().Size); } @@ -70,7 +70,7 @@ public void PacketAnalysisAudioVideo_Sync() var actual = packets.Select(f => f.CodecType).Distinct().ToList(); var expected = new List { "audio", "video" }; CollectionAssert.AreEquivalent(expected, actual); - Assert.IsTrue(packets.Where(t => t.CodecType == "audio").All(f => f.Flags == "K_")); + Assert.IsTrue(packets.Where(t => t.CodecType == "audio").All(f => f.Flags.StartsWith("K_"))); Assert.AreEqual(75, packets.Count(t => t.CodecType == "video")); Assert.AreEqual(141, packets.Count(t => t.CodecType == "audio")); } @@ -105,6 +105,7 @@ public void Probe_Success() { var info = FFProbe.Analyse(TestResources.Mp4Video); Assert.AreEqual(3, info.Duration.Seconds); + Assert.AreEqual(0, info.Chapters.Count); Assert.AreEqual("5.1", info.PrimaryAudioStream!.ChannelLayout); Assert.AreEqual(6, info.PrimaryAudioStream.Channels); @@ -235,5 +236,12 @@ public async Task Probe_Success_32BitWavBitDepth_Async() Assert.IsNotNull(info.PrimaryAudioStream); Assert.AreEqual(32, info.PrimaryAudioStream.BitDepth); } + + [TestMethod] + public void Probe_Success_Custom_Arguments() + { + var info = FFProbe.Analyse(TestResources.Mp4Video, customArguments: "-headers \"Hello: World\""); + Assert.AreEqual(3, info.Duration.Seconds); + } } } diff --git a/FFMpegCore.Test/VideoTest.cs b/FFMpegCore.Test/VideoTest.cs index 4403065..5071a48 100644 --- a/FFMpegCore.Test/VideoTest.cs +++ b/FFMpegCore.Test/VideoTest.cs @@ -1,4 +1,5 @@ -using System.Drawing.Imaging; +using System.Drawing; +using System.Drawing.Imaging; using System.Runtime.Versioning; using System.Text; using FFMpegCore.Arguments; @@ -479,6 +480,64 @@ public void Video_Snapshot_PersistSnapshot() Assert.AreEqual("png", analysis.PrimaryVideoStream!.CodecName); } + [TestMethod, Timeout(BaseTimeoutMilliseconds)] + public void Video_GifSnapshot_PersistSnapshot() + { + using var outputPath = new TemporaryFile("out.gif"); + var input = FFProbe.Analyse(TestResources.Mp4Video); + + FFMpeg.GifSnapshot(TestResources.Mp4Video, outputPath, captureTime: TimeSpan.FromSeconds(0)); + + var analysis = FFProbe.Analyse(outputPath); + Assert.AreNotEqual(input.PrimaryVideoStream!.Width, analysis.PrimaryVideoStream!.Width); + Assert.AreNotEqual(input.PrimaryVideoStream.Height, analysis.PrimaryVideoStream!.Height); + Assert.AreEqual("gif", analysis.PrimaryVideoStream!.CodecName); + } + + [TestMethod, Timeout(BaseTimeoutMilliseconds)] + 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)); + + var analysis = FFProbe.Analyse(outputPath); + Assert.AreNotEqual(input.PrimaryVideoStream!.Width, desiredGifSize.Width); + Assert.AreNotEqual(input.PrimaryVideoStream.Height, desiredGifSize.Height); + Assert.AreEqual("gif", analysis.PrimaryVideoStream!.CodecName); + } + + [TestMethod, Timeout(BaseTimeoutMilliseconds)] + public async Task Video_GifSnapshot_PersistSnapshotAsync() + { + using var outputPath = new TemporaryFile("out.gif"); + var input = FFProbe.Analyse(TestResources.Mp4Video); + + await FFMpeg.GifSnapshotAsync(TestResources.Mp4Video, outputPath, captureTime: TimeSpan.FromSeconds(0)); + + var analysis = FFProbe.Analyse(outputPath); + Assert.AreNotEqual(input.PrimaryVideoStream!.Width, analysis.PrimaryVideoStream!.Width); + Assert.AreNotEqual(input.PrimaryVideoStream.Height, analysis.PrimaryVideoStream!.Height); + Assert.AreEqual("gif", analysis.PrimaryVideoStream!.CodecName); + } + + [TestMethod, Timeout(BaseTimeoutMilliseconds)] + 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)); + + var analysis = FFProbe.Analyse(outputPath); + Assert.AreNotEqual(input.PrimaryVideoStream!.Width, desiredGifSize.Width); + Assert.AreNotEqual(input.PrimaryVideoStream.Height, desiredGifSize.Height); + Assert.AreEqual("gif", analysis.PrimaryVideoStream!.CodecName); + } + [TestMethod, Timeout(BaseTimeoutMilliseconds)] public void Video_Join() { diff --git a/FFMpegCore/FFMpeg/Arguments/CopyCodecArgument.cs b/FFMpegCore/FFMpeg/Arguments/CopyCodecArgument.cs new file mode 100644 index 0000000..8ea3484 --- /dev/null +++ b/FFMpegCore/FFMpeg/Arguments/CopyCodecArgument.cs @@ -0,0 +1,10 @@ +namespace FFMpegCore.Arguments +{ + /// + /// Represents a copy codec parameter + /// + public class CopyCodecArgument : IArgument + { + public string Text => $"-codec copy"; + } +} diff --git a/FFMpegCore/FFMpeg/Arguments/GifPaletteArgument.cs b/FFMpegCore/FFMpeg/Arguments/GifPaletteArgument.cs new file mode 100644 index 0000000..ac67fcd --- /dev/null +++ b/FFMpegCore/FFMpeg/Arguments/GifPaletteArgument.cs @@ -0,0 +1,24 @@ +using System.Drawing; + +namespace FFMpegCore.Arguments +{ + public class GifPaletteArgument : IArgument + { + private readonly int _streamIndex; + + private readonly int _fps; + + private readonly Size? _size; + + public GifPaletteArgument(int streamIndex, int fps, Size? size) + { + _streamIndex = streamIndex; + _fps = fps; + _size = size; + } + + 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\""; + } +} diff --git a/FFMpegCore/FFMpeg/Arguments/OutputTeeArgument.cs b/FFMpegCore/FFMpeg/Arguments/OutputTeeArgument.cs new file mode 100644 index 0000000..974b928 --- /dev/null +++ b/FFMpegCore/FFMpeg/Arguments/OutputTeeArgument.cs @@ -0,0 +1,57 @@ + +namespace FFMpegCore.Arguments +{ + internal class OutputTeeArgument : IOutputArgument + { + private readonly FFMpegMultiOutputOptions _options; + + public OutputTeeArgument(FFMpegMultiOutputOptions options) + { + if (options.Outputs.Count == 0) + { + throw new ArgumentException("Atleast one output must be specified.", nameof(options)); + } + + _options = options; + } + + public string Text => $"-f tee \"{string.Join("|", _options.Outputs.Select(MapOptions))}\""; + + public Task During(CancellationToken cancellationToken = default) => Task.CompletedTask; + + public void Post() + { + } + + public void Pre() + { + } + + private static string MapOptions(FFMpegArgumentOptions option) + { + var optionPrefix = string.Empty; + if (option.Arguments.Count > 1) + { + var options = option.Arguments.Take(option.Arguments.Count - 1); + optionPrefix = $"[{string.Join(":", options.Select(MapArgument))}]"; + } + + var output = option.Arguments.OfType().Single(); + return $"{optionPrefix}{output.Text.Trim('"')}"; + } + + private static string MapArgument(IArgument argument) + { + if (argument is MapStreamArgument map) + { + return map.Text.Replace("-map ", "select=\\'") + "\\'"; + } + else if (argument is BitStreamFilterArgument bitstreamFilter) + { + return bitstreamFilter.Text.Replace("-bsf:", "bsfs/").Replace(' ', '='); + } + + return argument.Text.TrimStart('-').Replace(' ', '='); + } + } +} diff --git a/FFMpegCore/FFMpeg/Builders/MetaData/ChapterData.cs b/FFMpegCore/FFMpeg/Builders/MetaData/ChapterData.cs index 77a47bd..e278408 100644 --- a/FFMpegCore/FFMpeg/Builders/MetaData/ChapterData.cs +++ b/FFMpegCore/FFMpeg/Builders/MetaData/ChapterData.cs @@ -6,6 +6,8 @@ public class ChapterData public TimeSpan Start { get; private set; } public TimeSpan End { get; private set; } + public TimeSpan Duration => End - Start; + public ChapterData(string title, TimeSpan start, TimeSpan end) { Title = title; diff --git a/FFMpegCore/FFMpeg/Enums/FileExtension.cs b/FFMpegCore/FFMpeg/Enums/FileExtension.cs index b5e775d..f3067ba 100644 --- a/FFMpegCore/FFMpeg/Enums/FileExtension.cs +++ b/FFMpegCore/FFMpeg/Enums/FileExtension.cs @@ -20,5 +20,6 @@ public static string Extension(this Codec type) public static readonly string WebM = VideoType.WebM.Extension; public static readonly string Png = ".png"; public static readonly string Mp3 = ".mp3"; + public static readonly string Gif = ".gif"; } } diff --git a/FFMpegCore/FFMpeg/FFMpeg.cs b/FFMpegCore/FFMpeg/FFMpeg.cs index 362a865..820d9fb 100644 --- a/FFMpegCore/FFMpeg/FFMpeg.cs +++ b/FFMpegCore/FFMpeg/FFMpeg.cs @@ -57,6 +57,36 @@ public static async Task SnapshotAsync(string input, string output, Size? .ProcessAsynchronously(); } + public static bool GifSnapshot(string input, string output, Size? size = null, TimeSpan? captureTime = null, TimeSpan? duration = null, int? streamIndex = null) + { + if (Path.GetExtension(output)?.ToLower() != FileExtension.Gif) + { + output = Path.Combine(Path.GetDirectoryName(output), Path.GetFileNameWithoutExtension(output) + FileExtension.Gif); + } + + var source = FFProbe.Analyse(input); + var (arguments, outputOptions) = SnapshotArgumentBuilder.BuildGifSnapshotArguments(input, source, size, captureTime, duration, streamIndex); + + return arguments + .OutputToFile(output, true, outputOptions) + .ProcessSynchronously(); + } + + public static async Task GifSnapshotAsync(string input, string output, Size? size = null, TimeSpan? captureTime = null, TimeSpan? duration = null, int? streamIndex = null) + { + if (Path.GetExtension(output)?.ToLower() != FileExtension.Gif) + { + output = Path.Combine(Path.GetDirectoryName(output), Path.GetFileNameWithoutExtension(output) + FileExtension.Gif); + } + + var source = await FFProbe.AnalyseAsync(input).ConfigureAwait(false); + var (arguments, outputOptions) = SnapshotArgumentBuilder.BuildGifSnapshotArguments(input, source, size, captureTime, duration, streamIndex); + + return await arguments + .OutputToFile(output, true, outputOptions) + .ProcessAsynchronously(); + } + /// /// Converts an image sequence to a video. /// @@ -303,7 +333,10 @@ public static bool SaveM3U8Stream(Uri uri, string output) } return FFMpegArguments - .FromUrlInput(uri) + .FromUrlInput(uri, options => + { + options.WithCopyCodec(); + }) .OutputToFile(output) .ProcessSynchronously(); } diff --git a/FFMpegCore/FFMpeg/FFMpegArgumentOptions.cs b/FFMpegCore/FFMpeg/FFMpegArgumentOptions.cs index cc49c5f..6a6586c 100644 --- a/FFMpegCore/FFMpeg/FFMpegArgumentOptions.cs +++ b/FFMpegCore/FFMpeg/FFMpegArgumentOptions.cs @@ -76,6 +76,8 @@ public FFMpegArgumentOptions DeselectStreams(IEnumerable streamIndices, int public FFMpegArgumentOptions WithAudibleEncryptionKeys(string key, string iv) => WithArgument(new AudibleEncryptionKeyArgument(key, iv)); public FFMpegArgumentOptions WithAudibleActivationBytes(string activationBytes) => WithArgument(new AudibleEncryptionKeyArgument(activationBytes)); public FFMpegArgumentOptions WithTagVersion(int id3v2Version = 3) => WithArgument(new ID3V2VersionArgument(id3v2Version)); + public FFMpegArgumentOptions WithGifPaletteArgument(int streamIndex, Size? size, int fps = 12) => WithArgument(new GifPaletteArgument(streamIndex, fps, size)); + public FFMpegArgumentOptions WithCopyCodec() => WithArgument(new CopyCodecArgument()); public FFMpegArgumentOptions WithArgument(IArgument argument) { diff --git a/FFMpegCore/FFMpeg/FFMpegArguments.cs b/FFMpegCore/FFMpeg/FFMpegArguments.cs index 1819cff..cfc6d9d 100644 --- a/FFMpegCore/FFMpeg/FFMpegArguments.cs +++ b/FFMpegCore/FFMpeg/FFMpegArguments.cs @@ -71,6 +71,21 @@ private FFMpegArgumentProcessor ToProcessor(IOutputArgument argument, Action addOutputs, Action? addArguments = null) + { + var outputs = new FFMpegMultiOutputOptions(); + addOutputs(outputs); + return ToProcessor(new OutputTeeArgument(outputs), addArguments); + } + + public FFMpegArgumentProcessor MultiOutput(Action addOutputs) + { + var args = new FFMpegMultiOutputOptions(); + addOutputs(args); + Arguments.AddRange(args.Arguments); + return new FFMpegArgumentProcessor(this); + } + internal void Pre() { foreach (var argument in Arguments.OfType()) diff --git a/FFMpegCore/FFMpeg/FFMpegMultiOutputOptions.cs b/FFMpegCore/FFMpeg/FFMpegMultiOutputOptions.cs new file mode 100644 index 0000000..594413b --- /dev/null +++ b/FFMpegCore/FFMpeg/FFMpegMultiOutputOptions.cs @@ -0,0 +1,29 @@ +using FFMpegCore.Arguments; +using FFMpegCore.Pipes; + +namespace FFMpegCore +{ + public class FFMpegMultiOutputOptions + { + internal readonly List Outputs = new(); + + public IEnumerable Arguments => Outputs.SelectMany(o => o.Arguments); + + public FFMpegMultiOutputOptions OutputToFile(string file, bool overwrite = true, Action? addArguments = null) => AddOutput(new OutputArgument(file, overwrite), addArguments); + + public FFMpegMultiOutputOptions OutputToUrl(string uri, Action? addArguments = null) => AddOutput(new OutputUrlArgument(uri), addArguments); + + public FFMpegMultiOutputOptions OutputToUrl(Uri uri, Action? addArguments = null) => AddOutput(new OutputUrlArgument(uri.ToString()), addArguments); + + public FFMpegMultiOutputOptions OutputToPipe(IPipeSink reader, Action? addArguments = null) => AddOutput(new OutputPipeArgument(reader), addArguments); + + public FFMpegMultiOutputOptions AddOutput(IOutputArgument argument, Action? addArguments) + { + var args = new FFMpegArgumentOptions(); + addArguments?.Invoke(args); + args.Arguments.Add(argument); + Outputs.Add(args); + return this; + } + } +} diff --git a/FFMpegCore/FFMpeg/SnapshotArgumentBuilder.cs b/FFMpegCore/FFMpeg/SnapshotArgumentBuilder.cs index 4456837..0d9b414 100644 --- a/FFMpegCore/FFMpeg/SnapshotArgumentBuilder.cs +++ b/FFMpegCore/FFMpeg/SnapshotArgumentBuilder.cs @@ -31,6 +31,31 @@ public static (FFMpegArguments, Action outputOptions) Bui .Resize(size)); } + public static (FFMpegArguments, Action outputOptions) BuildGifSnapshotArguments( + string input, + IMediaAnalysis source, + Size? size = null, + TimeSpan? captureTime = null, + TimeSpan? duration = null, + int? streamIndex = null, + int fps = 12) + { + var defaultGifOutputSize = new Size(480, -1); + + captureTime ??= TimeSpan.FromSeconds(source.Duration.TotalSeconds / 3); + size = PrepareSnapshotSize(source, size) ?? defaultGifOutputSize; + streamIndex ??= source.PrimaryVideoStream?.Index + ?? source.VideoStreams.FirstOrDefault()?.Index + ?? 0; + + return (FFMpegArguments + .FromFileInput(input, false, options => options + .Seek(captureTime) + .WithDuration(duration)), + options => options + .WithGifPaletteArgument((int)streamIndex, size, fps)); + } + private static Size? PrepareSnapshotSize(IMediaAnalysis source, Size? wantedSize) { if (wantedSize == null || (wantedSize.Value.Height <= 0 && wantedSize.Value.Width <= 0) || source.PrimaryVideoStream == null) diff --git a/FFMpegCore/FFMpegCore.csproj b/FFMpegCore/FFMpegCore.csproj index db5abd1..ed3b71c 100644 --- a/FFMpegCore/FFMpegCore.csproj +++ b/FFMpegCore/FFMpegCore.csproj @@ -3,7 +3,7 @@ true A .NET Standard FFMpeg/FFProbe wrapper for easily integrating media analysis and conversion into your .NET applications - 5.0.2 + 5.1.0 ../nupkg @@ -18,7 +18,7 @@ - + diff --git a/FFMpegCore/FFProbe/FFProbe.cs b/FFMpegCore/FFProbe/FFProbe.cs index 8a7069e..ee5f5f5 100644 --- a/FFMpegCore/FFProbe/FFProbe.cs +++ b/FFMpegCore/FFProbe/FFProbe.cs @@ -10,52 +10,52 @@ namespace FFMpegCore { public static class FFProbe { - public static IMediaAnalysis Analyse(string filePath, FFOptions? ffOptions = null) + public static IMediaAnalysis Analyse(string filePath, FFOptions? ffOptions = null, string? customArguments = null) { ThrowIfInputFileDoesNotExist(filePath); - var processArguments = PrepareStreamAnalysisInstance(filePath, ffOptions ?? GlobalFFOptions.Current); + var processArguments = PrepareStreamAnalysisInstance(filePath, ffOptions ?? GlobalFFOptions.Current, customArguments); var result = processArguments.StartAndWaitForExit(); ThrowIfExitCodeNotZero(result); return ParseOutput(result); } - public static FFProbeFrames GetFrames(string filePath, FFOptions? ffOptions = null) + public static FFProbeFrames GetFrames(string filePath, FFOptions? ffOptions = null, string? customArguments = null) { ThrowIfInputFileDoesNotExist(filePath); - var instance = PrepareFrameAnalysisInstance(filePath, ffOptions ?? GlobalFFOptions.Current); + var instance = PrepareFrameAnalysisInstance(filePath, ffOptions ?? GlobalFFOptions.Current, customArguments); var result = instance.StartAndWaitForExit(); ThrowIfExitCodeNotZero(result); return ParseFramesOutput(result); } - public static FFProbePackets GetPackets(string filePath, FFOptions? ffOptions = null) + public static FFProbePackets GetPackets(string filePath, FFOptions? ffOptions = null, string? customArguments = null) { ThrowIfInputFileDoesNotExist(filePath); - var instance = PreparePacketAnalysisInstance(filePath, ffOptions ?? GlobalFFOptions.Current); + var instance = PreparePacketAnalysisInstance(filePath, ffOptions ?? GlobalFFOptions.Current, customArguments); var result = instance.StartAndWaitForExit(); ThrowIfExitCodeNotZero(result); return ParsePacketsOutput(result); } - public static IMediaAnalysis Analyse(Uri uri, FFOptions? ffOptions = null) + public static IMediaAnalysis Analyse(Uri uri, FFOptions? ffOptions = null, string? customArguments = null) { - var instance = PrepareStreamAnalysisInstance(uri.AbsoluteUri, ffOptions ?? GlobalFFOptions.Current); + var instance = PrepareStreamAnalysisInstance(uri.AbsoluteUri, ffOptions ?? GlobalFFOptions.Current, customArguments); var result = instance.StartAndWaitForExit(); ThrowIfExitCodeNotZero(result); return ParseOutput(result); } - public static IMediaAnalysis Analyse(Stream stream, FFOptions? ffOptions = null) + public static IMediaAnalysis Analyse(Stream stream, FFOptions? ffOptions = null, string? customArguments = null) { var streamPipeSource = new StreamPipeSource(stream); var pipeArgument = new InputPipeArgument(streamPipeSource); - var instance = PrepareStreamAnalysisInstance(pipeArgument.PipePath, ffOptions ?? GlobalFFOptions.Current); + var instance = PrepareStreamAnalysisInstance(pipeArgument.PipePath, ffOptions ?? GlobalFFOptions.Current, customArguments); pipeArgument.Pre(); var task = instance.StartAndWaitForExitAsync(); @@ -75,57 +75,57 @@ public static IMediaAnalysis Analyse(Stream stream, FFOptions? ffOptions = null) return ParseOutput(result); } - public static async Task AnalyseAsync(string filePath, FFOptions? ffOptions = null, CancellationToken cancellationToken = default) + public static async Task AnalyseAsync(string filePath, FFOptions? ffOptions = null, CancellationToken cancellationToken = default, string? customArguments = null) { ThrowIfInputFileDoesNotExist(filePath); - var instance = PrepareStreamAnalysisInstance(filePath, ffOptions ?? GlobalFFOptions.Current); + var instance = PrepareStreamAnalysisInstance(filePath, ffOptions ?? GlobalFFOptions.Current, customArguments); var result = await instance.StartAndWaitForExitAsync(cancellationToken).ConfigureAwait(false); ThrowIfExitCodeNotZero(result); return ParseOutput(result); } - public static FFProbeFrames GetFrames(Uri uri, FFOptions? ffOptions = null) + public static FFProbeFrames GetFrames(Uri uri, FFOptions? ffOptions = null, string? customArguments = null) { - var instance = PrepareFrameAnalysisInstance(uri.AbsoluteUri, ffOptions ?? GlobalFFOptions.Current); + var instance = PrepareFrameAnalysisInstance(uri.AbsoluteUri, ffOptions ?? GlobalFFOptions.Current, customArguments); var result = instance.StartAndWaitForExit(); ThrowIfExitCodeNotZero(result); return ParseFramesOutput(result); } - public static async Task GetFramesAsync(string filePath, FFOptions? ffOptions = null, CancellationToken cancellationToken = default) + public static async Task GetFramesAsync(string filePath, FFOptions? ffOptions = null, CancellationToken cancellationToken = default, string? customArguments = null) { ThrowIfInputFileDoesNotExist(filePath); - var instance = PrepareFrameAnalysisInstance(filePath, ffOptions ?? GlobalFFOptions.Current); + var instance = PrepareFrameAnalysisInstance(filePath, ffOptions ?? GlobalFFOptions.Current, customArguments); var result = await instance.StartAndWaitForExitAsync(cancellationToken).ConfigureAwait(false); return ParseFramesOutput(result); } - public static async Task GetPacketsAsync(string filePath, FFOptions? ffOptions = null, CancellationToken cancellationToken = default) + public static async Task GetPacketsAsync(string filePath, FFOptions? ffOptions = null, CancellationToken cancellationToken = default, string? customArguments = null) { ThrowIfInputFileDoesNotExist(filePath); - var instance = PreparePacketAnalysisInstance(filePath, ffOptions ?? GlobalFFOptions.Current); + var instance = PreparePacketAnalysisInstance(filePath, ffOptions ?? GlobalFFOptions.Current, customArguments); var result = await instance.StartAndWaitForExitAsync(cancellationToken).ConfigureAwait(false); return ParsePacketsOutput(result); } - public static async Task AnalyseAsync(Uri uri, FFOptions? ffOptions = null, CancellationToken cancellationToken = default) + public static async Task AnalyseAsync(Uri uri, FFOptions? ffOptions = null, CancellationToken cancellationToken = default, string? customArguments = null) { - var instance = PrepareStreamAnalysisInstance(uri.AbsoluteUri, ffOptions ?? GlobalFFOptions.Current); + var instance = PrepareStreamAnalysisInstance(uri.AbsoluteUri, ffOptions ?? GlobalFFOptions.Current, customArguments); var result = await instance.StartAndWaitForExitAsync(cancellationToken).ConfigureAwait(false); ThrowIfExitCodeNotZero(result); return ParseOutput(result); } - public static async Task AnalyseAsync(Stream stream, FFOptions? ffOptions = null, CancellationToken cancellationToken = default) + public static async Task AnalyseAsync(Stream stream, FFOptions? ffOptions = null, CancellationToken cancellationToken = default, string? customArguments = null) { var streamPipeSource = new StreamPipeSource(stream); var pipeArgument = new InputPipeArgument(streamPipeSource); - var instance = PrepareStreamAnalysisInstance(pipeArgument.PipePath, ffOptions ?? GlobalFFOptions.Current); + var instance = PrepareStreamAnalysisInstance(pipeArgument.PipePath, ffOptions ?? GlobalFFOptions.Current, customArguments); pipeArgument.Pre(); var task = instance.StartAndWaitForExitAsync(cancellationToken); @@ -148,9 +148,9 @@ public static async Task AnalyseAsync(Stream stream, FFOptions? return ParseOutput(result); } - public static async Task GetFramesAsync(Uri uri, FFOptions? ffOptions = null, CancellationToken cancellationToken = default) + public static async Task GetFramesAsync(Uri uri, FFOptions? ffOptions = null, CancellationToken cancellationToken = default, string? customArguments = null) { - var instance = PrepareFrameAnalysisInstance(uri.AbsoluteUri, ffOptions ?? GlobalFFOptions.Current); + var instance = PrepareFrameAnalysisInstance(uri.AbsoluteUri, ffOptions ?? GlobalFFOptions.Current, customArguments); var result = await instance.StartAndWaitForExitAsync(cancellationToken).ConfigureAwait(false); return ParseFramesOutput(result); } @@ -212,18 +212,18 @@ private static void ThrowIfExitCodeNotZero(IProcessResult result) } } - private static ProcessArguments PrepareStreamAnalysisInstance(string filePath, FFOptions ffOptions) - => PrepareInstance($"-loglevel error -print_format json -show_format -sexagesimal -show_streams \"{filePath}\"", ffOptions); - private static ProcessArguments PrepareFrameAnalysisInstance(string filePath, FFOptions ffOptions) - => PrepareInstance($"-loglevel error -print_format json -show_frames -v quiet -sexagesimal \"{filePath}\"", ffOptions); - private static ProcessArguments PreparePacketAnalysisInstance(string filePath, FFOptions ffOptions) - => PrepareInstance($"-loglevel error -print_format json -show_packets -v quiet -sexagesimal \"{filePath}\"", ffOptions); + private static ProcessArguments PrepareStreamAnalysisInstance(string filePath, FFOptions ffOptions, string? customArguments) + => PrepareInstance($"-loglevel error -print_format json -show_format -sexagesimal -show_streams -show_chapters \"{filePath}\"", ffOptions, customArguments); + private static ProcessArguments PrepareFrameAnalysisInstance(string filePath, FFOptions ffOptions, string? customArguments) + => PrepareInstance($"-loglevel error -print_format json -show_frames -v quiet -sexagesimal \"{filePath}\"", ffOptions, customArguments); + private static ProcessArguments PreparePacketAnalysisInstance(string filePath, FFOptions ffOptions, string? customArguments) + => PrepareInstance($"-loglevel error -print_format json -show_packets -v quiet -sexagesimal \"{filePath}\"", ffOptions, customArguments); - private static ProcessArguments PrepareInstance(string arguments, FFOptions ffOptions) + private static ProcessArguments PrepareInstance(string arguments, FFOptions ffOptions, string? customArguments) { FFProbeHelper.RootExceptionCheck(); FFProbeHelper.VerifyFFProbeExists(ffOptions); - var startInfo = new ProcessStartInfo(GlobalFFOptions.GetFFProbeBinaryPath(ffOptions), arguments) + var startInfo = new ProcessStartInfo(GlobalFFOptions.GetFFProbeBinaryPath(ffOptions), $"{arguments} {customArguments}") { StandardOutputEncoding = ffOptions.Encoding, StandardErrorEncoding = ffOptions.Encoding, diff --git a/FFMpegCore/FFProbe/FFProbeAnalysis.cs b/FFMpegCore/FFProbe/FFProbeAnalysis.cs index b053d98..e88f461 100644 --- a/FFMpegCore/FFProbe/FFProbeAnalysis.cs +++ b/FFMpegCore/FFProbe/FFProbeAnalysis.cs @@ -11,6 +11,9 @@ public class FFProbeAnalysis [JsonPropertyName("format")] public Format Format { get; set; } = null!; + [JsonPropertyName("chapters")] + public List Chapters { get; set; } = null!; + [JsonIgnore] public IReadOnlyList ErrorData { get; set; } = new List(); } @@ -87,7 +90,7 @@ public class FFProbeStream : ITagsContainer, IDispositionContainer public Dictionary Disposition { get; set; } = null!; [JsonPropertyName("tags")] - public Dictionary Tags { get; set; } = null!; + public Dictionary? Tags { get; set; } [JsonPropertyName("side_data_list")] public List> SideData { get; set; } = null!; @@ -126,7 +129,31 @@ public class Format : ITagsContainer public int ProbeScore { get; set; } [JsonPropertyName("tags")] - public Dictionary Tags { get; set; } = null!; + public Dictionary? Tags { get; set; } + } + + public class Chapter : ITagsContainer + { + [JsonPropertyName("id")] + public long Id { get; set; } + + [JsonPropertyName("time_base")] + public string TimeBase { get; set; } = null!; + + [JsonPropertyName("start")] + public long Start { get; set; } + + [JsonPropertyName("start_time")] + public string StartTime { get; set; } = null!; + + [JsonPropertyName("end")] + public long End { get; set; } + + [JsonPropertyName("end_time")] + public string EndTime { get; set; } = null!; + + [JsonPropertyName("tags")] + public Dictionary? Tags { get; set; } } public interface IDispositionContainer @@ -136,7 +163,7 @@ public interface IDispositionContainer public interface ITagsContainer { - Dictionary Tags { get; set; } + Dictionary? Tags { get; set; } } public static class TagExtensions diff --git a/FFMpegCore/FFProbe/IMediaAnalysis.cs b/FFMpegCore/FFProbe/IMediaAnalysis.cs index 47f47e4..d99992a 100644 --- a/FFMpegCore/FFProbe/IMediaAnalysis.cs +++ b/FFMpegCore/FFProbe/IMediaAnalysis.cs @@ -1,9 +1,12 @@ -namespace FFMpegCore +using FFMpegCore.Builders.MetaData; + +namespace FFMpegCore { public interface IMediaAnalysis { TimeSpan Duration { get; } MediaFormat Format { get; } + List Chapters { get; } AudioStream? PrimaryAudioStream { get; } VideoStream? PrimaryVideoStream { get; } SubtitleStream? PrimarySubtitleStream { get; } diff --git a/FFMpegCore/FFProbe/MediaAnalysis.cs b/FFMpegCore/FFProbe/MediaAnalysis.cs index 9fce0fe..887baeb 100644 --- a/FFMpegCore/FFProbe/MediaAnalysis.cs +++ b/FFMpegCore/FFProbe/MediaAnalysis.cs @@ -1,4 +1,5 @@ using System.Text.RegularExpressions; +using FFMpegCore.Builders.MetaData; namespace FFMpegCore { @@ -7,6 +8,7 @@ internal class MediaAnalysis : IMediaAnalysis internal MediaAnalysis(FFProbeAnalysis analysis) { Format = ParseFormat(analysis.Format); + Chapters = analysis.Chapters.Select(c => ParseChapter(c)).ToList(); VideoStreams = analysis.Streams.Where(stream => stream.CodecType == "video").Select(ParseVideoStream).ToList(); AudioStreams = analysis.Streams.Where(stream => stream.CodecType == "audio").Select(ParseAudioStream).ToList(); SubtitleStreams = analysis.Streams.Where(stream => stream.CodecType == "subtitle").Select(ParseSubtitleStream).ToList(); @@ -28,6 +30,15 @@ private MediaFormat ParseFormat(Format analysisFormat) }; } + private ChapterData ParseChapter(Chapter analysisChapter) + { + var title = analysisChapter.Tags.FirstOrDefault(t => t.Key == "title").Value; + var start = MediaAnalysisUtils.ParseDuration(analysisChapter.StartTime); + var end = MediaAnalysisUtils.ParseDuration(analysisChapter.EndTime); + + return new ChapterData(title, start, end); + } + public TimeSpan Duration => new[] { Format.Duration, @@ -37,6 +48,8 @@ private MediaFormat ParseFormat(Format analysisFormat) public MediaFormat Format { get; } + public List Chapters { get; } + public AudioStream? PrimaryAudioStream => AudioStreams.OrderBy(stream => stream.Index).FirstOrDefault(); public VideoStream? PrimaryVideoStream => VideoStreams.OrderBy(stream => stream.Index).FirstOrDefault(); public SubtitleStream? PrimarySubtitleStream => SubtitleStreams.OrderBy(stream => stream.Index).FirstOrDefault(); diff --git a/FFMpegCore/FFProbe/MediaFormat.cs b/FFMpegCore/FFProbe/MediaFormat.cs index c588165..7269a95 100644 --- a/FFMpegCore/FFProbe/MediaFormat.cs +++ b/FFMpegCore/FFProbe/MediaFormat.cs @@ -1,6 +1,6 @@ namespace FFMpegCore { - public class MediaFormat + public class MediaFormat : ITagsContainer { public TimeSpan Duration { get; set; } public TimeSpan StartTime { get; set; } diff --git a/FFMpegCore/FFProbe/MediaStream.cs b/FFMpegCore/FFProbe/MediaStream.cs index 008390e..48d1f38 100644 --- a/FFMpegCore/FFProbe/MediaStream.cs +++ b/FFMpegCore/FFProbe/MediaStream.cs @@ -2,7 +2,7 @@ namespace FFMpegCore { - public abstract class MediaStream + public abstract class MediaStream : ITagsContainer { public int Index { get; set; } public string CodecName { get; set; } = null!; diff --git a/FFMpegCore/GlobalFFOptions.cs b/FFMpegCore/GlobalFFOptions.cs index 209e137..49cac16 100644 --- a/FFMpegCore/GlobalFFOptions.cs +++ b/FFMpegCore/GlobalFFOptions.cs @@ -30,12 +30,23 @@ private static string GetFFBinaryPath(string name, FFOptions ffOptions) } var target = Environment.Is64BitProcess ? "x64" : "x86"; - if (Directory.Exists(Path.Combine(ffOptions.BinaryFolder, target))) + var possiblePaths = new List() { - ffName = Path.Combine(target, ffName); + Path.Combine(ffOptions.BinaryFolder, target), + ffOptions.BinaryFolder + }; + + foreach (var possiblePath in possiblePaths) + { + var possibleFFMpegPath = Path.Combine(possiblePath, ffName); + if (File.Exists(possibleFFMpegPath)) + { + return possibleFFMpegPath; + } } - return Path.Combine(ffOptions.BinaryFolder, ffName); + //Fall back to the assumption this tool exists in the PATH + return ffName; } private static FFOptions LoadFFOptions() diff --git a/README.md b/README.md index d2a9633..33f7ddf 100644 --- a/README.md +++ b/README.md @@ -63,6 +63,17 @@ var bitmap = FFMpeg.Snapshot(inputPath, new Size(200, 400), TimeSpan.FromMinutes FFMpeg.Snapshot(inputPath, outputPath, new Size(200, 400), TimeSpan.FromMinutes(1)); ``` +### You can also capture GIF snapshots from a video file: +```csharp +FFMpeg.GifSnapshot(inputPath, outputPath, new Size(200, 400), TimeSpan.FromSeconds(10)); + +// or async +await FFMpeg.GifSnapshotAsync(inputPath, outputPath, new Size(200, 400), TimeSpan.FromSeconds(10)); + +// you can also supply -1 to either one of Width/Height Size properties if you'd like FFMPEG to resize while maintaining the aspect ratio +await FFMpeg.GifSnapshotAsync(inputPath, outputPath, new Size(480, -1), TimeSpan.FromSeconds(10)); +``` + ### Join video parts into one single file: ```csharp FFMpeg.Join(@"..\joined_video.mp4", @@ -76,7 +87,7 @@ FFMpeg.Join(@"..\joined_video.mp4", ``` csharp FFMpeg.SubVideo(inputPath, outputPath, - TimeSpan.FromSeconds(0) + TimeSpan.FromSeconds(0), TimeSpan.FromSeconds(30) ); ```