FFMpegCore/FFMpegCore.Test/VideoTest.cs

840 lines
36 KiB
C#
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using System.Drawing.Imaging;
using System.Runtime.Versioning;
using System.Text;
using FFMpegCore.Arguments;
using FFMpegCore.Enums;
using FFMpegCore.Exceptions;
using FFMpegCore.Pipes;
using FFMpegCore.Test.Resources;
using FFMpegCore.Test.Utilities;
using Microsoft.VisualStudio.TestTools.UnitTesting;
namespace FFMpegCore.Test
{
[TestClass]
public class VideoTest
{
private const int BaseTimeoutMilliseconds = 10_000;
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_ToOGV()
{
using var outputFile = new TemporaryFile($"out{VideoType.Ogv.Extension}");
var success = FFMpegArguments
.FromFileInput(TestResources.WebmVideo)
.OutputToFile(outputFile, false)
.ProcessSynchronously();
Assert.IsTrue(success);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_ToMP4()
{
using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
var success = FFMpegArguments
.FromFileInput(TestResources.WebmVideo)
.OutputToFile(outputFile, false)
.ProcessSynchronously();
Assert.IsTrue(success);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_ToMP4_YUV444p()
{
using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
var success = FFMpegArguments
.FromFileInput(TestResources.WebmVideo)
.OutputToFile(outputFile, false, opt => opt
.WithVideoCodec(VideoCodec.LibX264)
.ForcePixelFormat("yuv444p"))
.ProcessSynchronously();
Assert.IsTrue(success);
var analysis = FFProbe.Analyse(outputFile);
Assert.IsTrue(analysis.VideoStreams.First().PixelFormat == "yuv444p");
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_ToMP4_Args()
{
using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
var success = FFMpegArguments
.FromFileInput(TestResources.WebmVideo)
.OutputToFile(outputFile, false, opt => opt
.WithVideoCodec(VideoCodec.LibX264))
.ProcessSynchronously();
Assert.IsTrue(success);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_ToH265_MKV_Args()
{
using var outputFile = new TemporaryFile($"out.mkv");
var success = FFMpegArguments
.FromFileInput(TestResources.WebmVideo)
.OutputToFile(outputFile, false, opt => opt
.WithVideoCodec(VideoCodec.LibX265))
.ProcessSynchronously();
Assert.IsTrue(success);
}
[SupportedOSPlatform("windows")]
[WindowsOnlyDataTestMethod, Timeout(BaseTimeoutMilliseconds)]
[DataRow(System.Drawing.Imaging.PixelFormat.Format24bppRgb)]
[DataRow(System.Drawing.Imaging.PixelFormat.Format32bppArgb)]
public void Video_ToMP4_Args_Pipe_WindowsOnly(System.Drawing.Imaging.PixelFormat pixelFormat) => Video_ToMP4_Args_Pipe_Internal(pixelFormat);
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
[DataRow(SkiaSharp.SKColorType.Rgb565)]
[DataRow(SkiaSharp.SKColorType.Bgra8888)]
public void Video_ToMP4_Args_Pipe(SkiaSharp.SKColorType pixelFormat) => Video_ToMP4_Args_Pipe_Internal(pixelFormat);
private static void Video_ToMP4_Args_Pipe_Internal(dynamic pixelFormat)
{
using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
var videoFramesSource = new RawVideoPipeSource(BitmapSource.CreateBitmaps(128, pixelFormat, 256, 256));
var success = FFMpegArguments
.FromPipeInput(videoFramesSource)
.OutputToFile(outputFile, false, opt => opt
.WithVideoCodec(VideoCodec.LibX264))
.ProcessSynchronously();
Assert.IsTrue(success);
}
[SupportedOSPlatform("windows")]
[WindowsOnlyTestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_ToMP4_Args_Pipe_DifferentImageSizes_WindowsOnly() => Video_ToMP4_Args_Pipe_DifferentImageSizes_Internal(System.Drawing.Imaging.PixelFormat.Format24bppRgb);
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_ToMP4_Args_Pipe_DifferentImageSizes() => Video_ToMP4_Args_Pipe_DifferentImageSizes_Internal(SkiaSharp.SKColorType.Rgb565);
private static void Video_ToMP4_Args_Pipe_DifferentImageSizes_Internal(dynamic pixelFormat)
{
using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
var frames = new List<IVideoFrame>
{
BitmapSource.CreateVideoFrame(0, pixelFormat, 255, 255, 1, 0),
BitmapSource.CreateVideoFrame(0, pixelFormat, 256, 256, 1, 0)
};
var videoFramesSource = new RawVideoPipeSource(frames);
var ex = Assert.ThrowsException<FFMpegStreamFormatException>(() => FFMpegArguments
.FromPipeInput(videoFramesSource)
.OutputToFile(outputFile, false, opt => opt
.WithVideoCodec(VideoCodec.LibX264))
.ProcessSynchronously());
}
[SupportedOSPlatform("windows")]
[WindowsOnlyTestMethod, Timeout(BaseTimeoutMilliseconds)]
public async Task Video_ToMP4_Args_Pipe_DifferentImageSizes_WindowsOnly_Async() => await Video_ToMP4_Args_Pipe_DifferentImageSizes_Internal_Async(System.Drawing.Imaging.PixelFormat.Format24bppRgb);
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public async Task Video_ToMP4_Args_Pipe_DifferentImageSizes_Async() => await Video_ToMP4_Args_Pipe_DifferentImageSizes_Internal_Async(SkiaSharp.SKColorType.Rgb565);
private static async Task Video_ToMP4_Args_Pipe_DifferentImageSizes_Internal_Async(dynamic pixelFormat)
{
using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
var frames = new List<IVideoFrame>
{
BitmapSource.CreateVideoFrame(0, pixelFormat, 255, 255, 1, 0),
BitmapSource.CreateVideoFrame(0, pixelFormat, 256, 256, 1, 0)
};
var videoFramesSource = new RawVideoPipeSource(frames);
var ex = await Assert.ThrowsExceptionAsync<FFMpegStreamFormatException>(() => FFMpegArguments
.FromPipeInput(videoFramesSource)
.OutputToFile(outputFile, false, opt => opt
.WithVideoCodec(VideoCodec.LibX264))
.ProcessAsynchronously());
}
[SupportedOSPlatform("windows")]
[WindowsOnlyTestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_ToMP4_Args_Pipe_DifferentPixelFormats_WindowsOnly() =>
Video_ToMP4_Args_Pipe_DifferentPixelFormats_Internal(System.Drawing.Imaging.PixelFormat.Format24bppRgb, System.Drawing.Imaging.PixelFormat.Format32bppRgb);
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_ToMP4_Args_Pipe_DifferentPixelFormats() => Video_ToMP4_Args_Pipe_DifferentPixelFormats_Internal(SkiaSharp.SKColorType.Rgb565, SkiaSharp.SKColorType.Bgra8888);
private static void Video_ToMP4_Args_Pipe_DifferentPixelFormats_Internal(dynamic pixelFormatFrame1, dynamic pixelFormatFrame2)
{
using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
var frames = new List<IVideoFrame>
{
BitmapSource.CreateVideoFrame(0, pixelFormatFrame1, 255, 255, 1, 0),
BitmapSource.CreateVideoFrame(0, pixelFormatFrame2, 255, 255, 1, 0)
};
var videoFramesSource = new RawVideoPipeSource(frames);
var ex = Assert.ThrowsException<FFMpegStreamFormatException>(() => FFMpegArguments
.FromPipeInput(videoFramesSource)
.OutputToFile(outputFile, false, opt => opt
.WithVideoCodec(VideoCodec.LibX264))
.ProcessSynchronously());
}
[SupportedOSPlatform("windows")]
[WindowsOnlyTestMethod, Timeout(BaseTimeoutMilliseconds)]
public async Task Video_ToMP4_Args_Pipe_DifferentPixelFormats_WindowsOnly_Async() =>
await Video_ToMP4_Args_Pipe_DifferentPixelFormats_Internal_Async(System.Drawing.Imaging.PixelFormat.Format24bppRgb, System.Drawing.Imaging.PixelFormat.Format32bppRgb);
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public async Task Video_ToMP4_Args_Pipe_DifferentPixelFormats_Async() => await Video_ToMP4_Args_Pipe_DifferentPixelFormats_Internal_Async(SkiaSharp.SKColorType.Rgb565, SkiaSharp.SKColorType.Bgra8888);
private static async Task Video_ToMP4_Args_Pipe_DifferentPixelFormats_Internal_Async(dynamic pixelFormatFrame1, dynamic pixelFormatFrame2)
{
using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
var frames = new List<IVideoFrame>
{
BitmapSource.CreateVideoFrame(0, pixelFormatFrame1, 255, 255, 1, 0),
BitmapSource.CreateVideoFrame(0, pixelFormatFrame2, 255, 255, 1, 0)
};
var videoFramesSource = new RawVideoPipeSource(frames);
var ex = await Assert.ThrowsExceptionAsync<FFMpegStreamFormatException>(() => FFMpegArguments
.FromPipeInput(videoFramesSource)
.OutputToFile(outputFile, false, opt => opt
.WithVideoCodec(VideoCodec.LibX264))
.ProcessAsynchronously());
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_ToMP4_Args_StreamPipe()
{
using var input = File.OpenRead(TestResources.WebmVideo);
using var output = new TemporaryFile($"out{VideoType.Mp4.Extension}");
var success = FFMpegArguments
.FromPipeInput(new StreamPipeSource(input))
.OutputToFile(output, false, opt => opt
.WithVideoCodec(VideoCodec.LibX264))
.ProcessSynchronously();
Assert.IsTrue(success);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public async Task Video_ToMP4_Args_StreamOutputPipe_Async_Failure()
{
await Assert.ThrowsExceptionAsync<FFMpegException>(async () =>
{
await using var ms = new MemoryStream();
var pipeSource = new StreamPipeSink(ms);
await FFMpegArguments
.FromFileInput(TestResources.Mp4Video)
.OutputToPipe(pipeSource, opt => opt.ForceFormat("mp4"))
.ProcessAsynchronously();
});
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_StreamFile_OutputToMemoryStream()
{
var output = new MemoryStream();
FFMpegArguments
.FromPipeInput(new StreamPipeSource(File.OpenRead(TestResources.WebmVideo)), opt => opt
.ForceFormat("webm"))
.OutputToPipe(new StreamPipeSink(output), opt => opt
.ForceFormat("mpegts"))
.ProcessSynchronously();
output.Position = 0;
var result = FFProbe.Analyse(output);
Console.WriteLine(result.Duration);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_ToMP4_Args_StreamOutputPipe_Failure()
{
Assert.ThrowsException<FFMpegException>(() =>
{
using var ms = new MemoryStream();
FFMpegArguments
.FromFileInput(TestResources.Mp4Video)
.OutputToPipe(new StreamPipeSink(ms), opt => opt
.ForceFormat("mkv"))
.ProcessSynchronously();
});
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public async Task Video_ToMP4_Args_StreamOutputPipe_Async()
{
await using var ms = new MemoryStream();
var pipeSource = new StreamPipeSink(ms);
await FFMpegArguments
.FromFileInput(TestResources.Mp4Video)
.OutputToPipe(pipeSource, opt => opt
.WithVideoCodec(VideoCodec.LibX264)
.ForceFormat("matroska"))
.ProcessAsynchronously();
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public async Task TestDuplicateRun()
{
FFMpegArguments
.FromFileInput(TestResources.Mp4Video)
.OutputToFile("temporary.mp4")
.ProcessSynchronously();
await FFMpegArguments
.FromFileInput(TestResources.Mp4Video)
.OutputToFile("temporary.mp4")
.ProcessAsynchronously();
File.Delete("temporary.mp4");
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void TranscodeToMemoryStream_Success()
{
using var output = new MemoryStream();
var success = FFMpegArguments
.FromFileInput(TestResources.WebmVideo)
.OutputToPipe(new StreamPipeSink(output), opt => opt
.WithVideoCodec(VideoCodec.LibVpx)
.ForceFormat("matroska"))
.ProcessSynchronously();
Assert.IsTrue(success);
output.Position = 0;
var inputAnalysis = FFProbe.Analyse(TestResources.WebmVideo);
var outputAnalysis = FFProbe.Analyse(output);
Assert.AreEqual(inputAnalysis.Duration.TotalSeconds, outputAnalysis.Duration.TotalSeconds, 0.3);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_ToTS()
{
using var outputFile = new TemporaryFile($"out{VideoType.MpegTs.Extension}");
var success = FFMpegArguments
.FromFileInput(TestResources.Mp4Video)
.OutputToFile(outputFile, false)
.ProcessSynchronously();
Assert.IsTrue(success);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_ToTS_Args()
{
using var outputFile = new TemporaryFile($"out{VideoType.MpegTs.Extension}");
var success = FFMpegArguments
.FromFileInput(TestResources.Mp4Video)
.OutputToFile(outputFile, false, opt => opt
.CopyChannel()
.WithBitStreamFilter(Channel.Video, Filter.H264_Mp4ToAnnexB)
.ForceFormat(VideoType.MpegTs))
.ProcessSynchronously();
Assert.IsTrue(success);
}
[SupportedOSPlatform("windows")]
[WindowsOnlyDataTestMethod, Timeout(BaseTimeoutMilliseconds)]
[DataRow(System.Drawing.Imaging.PixelFormat.Format24bppRgb)]
[DataRow(System.Drawing.Imaging.PixelFormat.Format32bppArgb)]
public async Task Video_ToTS_Args_Pipe_WindowsOnly(System.Drawing.Imaging.PixelFormat pixelFormat) => await Video_ToTS_Args_Pipe_Internal(pixelFormat);
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
[DataRow(SkiaSharp.SKColorType.Rgb565)]
[DataRow(SkiaSharp.SKColorType.Bgra8888)]
public async Task Video_ToTS_Args_Pipe(SkiaSharp.SKColorType pixelFormat) => await Video_ToTS_Args_Pipe_Internal(pixelFormat);
private static async Task Video_ToTS_Args_Pipe_Internal(dynamic pixelFormat)
{
using var output = new TemporaryFile($"out{VideoType.Ts.Extension}");
var input = new RawVideoPipeSource(BitmapSource.CreateBitmaps(128, pixelFormat, 256, 256));
var success = await FFMpegArguments
.FromPipeInput(input)
.OutputToFile(output, false, opt => opt
.ForceFormat(VideoType.Ts))
.ProcessAsynchronously();
Assert.IsTrue(success);
var analysis = await FFProbe.AnalyseAsync(output);
Assert.AreEqual(VideoType.Ts.Name, analysis.Format.FormatName);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public async Task Video_ToOGV_Resize()
{
using var outputFile = new TemporaryFile($"out{VideoType.Ogv.Extension}");
var success = await FFMpegArguments
.FromFileInput(TestResources.Mp4Video)
.OutputToFile(outputFile, false, opt => opt
.Resize(200, 200)
.WithVideoCodec(VideoCodec.LibTheora))
.ProcessAsynchronously();
Assert.IsTrue(success);
}
[SupportedOSPlatform("windows")]
[WindowsOnlyDataTestMethod, Timeout(BaseTimeoutMilliseconds)]
[DataRow(SkiaSharp.SKColorType.Rgb565)]
[DataRow(SkiaSharp.SKColorType.Bgra8888)]
public void RawVideoPipeSource_Ogv_Scale(SkiaSharp.SKColorType pixelFormat)
{
using var outputFile = new TemporaryFile($"out{VideoType.Ogv.Extension}");
var videoFramesSource = new RawVideoPipeSource(BitmapSource.CreateBitmaps(128, pixelFormat, 256, 256));
FFMpegArguments
.FromPipeInput(videoFramesSource)
.OutputToFile(outputFile, false, opt => opt
.WithVideoFilters(filterOptions => filterOptions
.Scale(VideoSize.Ed))
.WithVideoCodec(VideoCodec.LibTheora))
.ProcessSynchronously();
var analysis = FFProbe.Analyse(outputFile);
Assert.AreEqual((int)VideoSize.Ed, analysis.PrimaryVideoStream!.Width);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Scale_Mp4_Multithreaded()
{
using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
var success = FFMpegArguments
.FromFileInput(TestResources.Mp4Video)
.OutputToFile(outputFile, false, opt => opt
.UsingMultithreading(true)
.WithVideoCodec(VideoCodec.LibX264))
.ProcessSynchronously();
Assert.IsTrue(success);
}
[SupportedOSPlatform("windows")]
[WindowsOnlyDataTestMethod, Timeout(BaseTimeoutMilliseconds)]
[DataRow(System.Drawing.Imaging.PixelFormat.Format24bppRgb)]
[DataRow(System.Drawing.Imaging.PixelFormat.Format32bppArgb)]
// [DataRow(PixelFormat.Format48bppRgb)]
public void Video_ToMP4_Resize_Args_Pipe(System.Drawing.Imaging.PixelFormat pixelFormat) => Video_ToMP4_Resize_Args_Pipe_Internal(pixelFormat);
[DataTestMethod, Timeout(BaseTimeoutMilliseconds)]
[DataRow(SkiaSharp.SKColorType.Rgb565)]
[DataRow(SkiaSharp.SKColorType.Bgra8888)]
public void Video_ToMP4_Resize_Args_Pipe(SkiaSharp.SKColorType pixelFormat) => Video_ToMP4_Resize_Args_Pipe_Internal(pixelFormat);
private static void Video_ToMP4_Resize_Args_Pipe_Internal(dynamic pixelFormat)
{
using var outputFile = new TemporaryFile($"out{VideoType.Mp4.Extension}");
var videoFramesSource = new RawVideoPipeSource(BitmapSource.CreateBitmaps(128, pixelFormat, 256, 256));
var success = FFMpegArguments
.FromPipeInput(videoFramesSource)
.OutputToFile(outputFile, false, opt => opt
.WithVideoCodec(VideoCodec.LibX264))
.ProcessSynchronously();
Assert.IsTrue(success);
}
[SupportedOSPlatform("windows")]
[WindowsOnlyTestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_Snapshot_InMemory_SystemDrawingCommon()
{
using var bitmap = Extensions.System.Drawing.Common.FFMpegImage.Snapshot(TestResources.Mp4Video);
var input = FFProbe.Analyse(TestResources.Mp4Video);
Assert.AreEqual(input.PrimaryVideoStream!.Width, bitmap.Width);
Assert.AreEqual(input.PrimaryVideoStream.Height, bitmap.Height);
Assert.AreEqual(bitmap.RawFormat, ImageFormat.Png);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_Snapshot_InMemory_SkiaSharp()
{
using var bitmap = Extensions.SkiaSharp.FFMpegImage.Snapshot(TestResources.Mp4Video);
var input = FFProbe.Analyse(TestResources.Mp4Video);
Assert.AreEqual(input.PrimaryVideoStream!.Width, bitmap.Width);
Assert.AreEqual(input.PrimaryVideoStream.Height, bitmap.Height);
Assert.AreEqual(bitmap.ColorType, SkiaSharp.SKColorType.Bgra8888);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_Snapshot_PersistSnapshot()
{
var outputPath = new TemporaryFile("out.png");
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("png", analysis.PrimaryVideoStream!.CodecName);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_Join()
{
var inputCopy = new TemporaryFile("copy-input.mp4");
File.Copy(TestResources.Mp4Video, inputCopy);
var outputPath = new TemporaryFile("out.mp4");
var input = FFProbe.Analyse(TestResources.Mp4Video);
var success = FFMpeg.Join(outputPath, TestResources.Mp4Video, inputCopy);
Assert.IsTrue(success);
Assert.IsTrue(File.Exists(outputPath));
var expectedDuration = input.Duration * 2;
var result = FFProbe.Analyse(outputPath);
Assert.AreEqual(expectedDuration.Days, result.Duration.Days);
Assert.AreEqual(expectedDuration.Hours, result.Duration.Hours);
Assert.AreEqual(expectedDuration.Minutes, result.Duration.Minutes);
Assert.AreEqual(expectedDuration.Seconds, result.Duration.Seconds);
Assert.AreEqual(input.PrimaryVideoStream!.Height, result.PrimaryVideoStream!.Height);
Assert.AreEqual(input.PrimaryVideoStream.Width, result.PrimaryVideoStream.Width);
}
[TestMethod, Timeout(2 * BaseTimeoutMilliseconds)]
public void Video_Join_Image_Sequence()
{
var imageSet = new List<string>();
Directory.EnumerateFiles(TestResources.ImageCollection, "*.png")
.ToList()
.ForEach(file =>
{
for (var i = 0; i < 5; i++)
{
imageSet.Add(file);
}
});
var imageAnalysis = FFProbe.Analyse(imageSet.First());
var outputFile = new TemporaryFile("out.mp4");
var success = FFMpeg.JoinImageSequence(outputFile, frameRate: 10, images: imageSet.ToArray());
Assert.IsTrue(success);
var result = FFProbe.Analyse(outputFile);
Assert.AreEqual(1, result.Duration.Seconds);
Assert.AreEqual(imageAnalysis.PrimaryVideoStream!.Width, result.PrimaryVideoStream!.Width);
Assert.AreEqual(imageAnalysis.PrimaryVideoStream!.Height, result.PrimaryVideoStream.Height);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_With_Only_Audio_Should_Extract_Metadata()
{
var video = FFProbe.Analyse(TestResources.Mp4WithoutVideo);
Assert.AreEqual(null, video.PrimaryVideoStream);
Assert.AreEqual("aac", video.PrimaryAudioStream!.CodecName);
Assert.AreEqual(10, video.Duration.TotalSeconds, 0.5);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_Duration()
{
var video = FFProbe.Analyse(TestResources.Mp4Video);
var outputFile = new TemporaryFile("out.mp4");
FFMpegArguments
.FromFileInput(TestResources.Mp4Video)
.OutputToFile(outputFile, false, opt => opt.WithDuration(TimeSpan.FromSeconds(video.Duration.TotalSeconds - 2)))
.ProcessSynchronously();
Assert.IsTrue(File.Exists(outputFile));
var outputVideo = FFProbe.Analyse(outputFile);
Assert.AreEqual(video.Duration.Days, outputVideo.Duration.Days);
Assert.AreEqual(video.Duration.Hours, outputVideo.Duration.Hours);
Assert.AreEqual(video.Duration.Minutes, outputVideo.Duration.Minutes);
Assert.AreEqual(video.Duration.Seconds - 2, outputVideo.Duration.Seconds);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_UpdatesProgress()
{
var outputFile = new TemporaryFile("out.mp4");
var percentageDone = 0.0;
var timeDone = TimeSpan.Zero;
var analysis = FFProbe.Analyse(TestResources.Mp4Video);
void OnPercentageProgess(double percentage)
{
if (percentage < 100)
{
percentageDone = percentage;
}
}
void OnTimeProgess(TimeSpan time)
{
if (time < analysis.Duration)
{
timeDone = time;
}
}
var success = FFMpegArguments
.FromFileInput(TestResources.Mp4Video)
.OutputToFile(outputFile, false, opt => opt
.WithDuration(analysis.Duration))
.NotifyOnProgress(OnPercentageProgess, analysis.Duration)
.NotifyOnProgress(OnTimeProgess)
.ProcessSynchronously();
Assert.IsTrue(success);
Assert.IsTrue(File.Exists(outputFile));
Assert.AreNotEqual(0.0, percentageDone);
Assert.AreNotEqual(100.0, percentageDone);
Assert.AreNotEqual(TimeSpan.Zero, timeDone);
Assert.AreNotEqual(analysis.Duration, timeDone);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_OutputsData()
{
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
.WithVerbosityLevel(VerbosityLevel.Info))
.OutputToFile(outputFile, false, opt => opt
.WithDuration(TimeSpan.FromSeconds(2)))
.NotifyOnError(_ => dataReceived = true)
.ProcessSynchronously();
Assert.IsTrue(dataReceived);
Assert.IsTrue(success);
Assert.IsTrue(File.Exists(outputFile));
}
[SupportedOSPlatform("windows")]
[WindowsOnlyTestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_TranscodeInMemory_WindowsOnly() => Video_TranscodeInMemory_Internal(System.Drawing.Imaging.PixelFormat.Format24bppRgb);
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_TranscodeInMemory() => Video_TranscodeInMemory_Internal(SkiaSharp.SKColorType.Rgb565);
private static void Video_TranscodeInMemory_Internal(dynamic pixelFormat)
{
using var resStream = new MemoryStream();
var reader = new StreamPipeSink(resStream);
var writer = new RawVideoPipeSource(BitmapSource.CreateBitmaps(128, pixelFormat, 128, 128));
FFMpegArguments
.FromPipeInput(writer)
.OutputToPipe(reader, opt => opt
.WithVideoCodec("vp9")
.ForceFormat("webm"))
.ProcessSynchronously();
resStream.Position = 0;
var vi = FFProbe.Analyse(resStream);
Assert.AreEqual(vi.PrimaryVideoStream!.Width, 128);
Assert.AreEqual(vi.PrimaryVideoStream.Height, 128);
}
[TestMethod, Timeout(2 * BaseTimeoutMilliseconds)]
public void Video_TranscodeToMemory()
{
using var memoryStream = new MemoryStream();
FFMpegArguments
.FromFileInput(TestResources.WebmVideo)
.OutputToPipe(new StreamPipeSink(memoryStream), opt => opt
.WithVideoCodec("vp9")
.ForceFormat("webm"))
.ProcessSynchronously();
memoryStream.Position = 0;
var vi = FFProbe.Analyse(memoryStream);
Assert.AreEqual(vi.PrimaryVideoStream!.Width, 640);
Assert.AreEqual(vi.PrimaryVideoStream.Height, 360);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public async Task Video_Cancel_Async()
{
var outputFile = new TemporaryFile("out.mp4");
var task = FFMpegArguments
.FromFileInput("testsrc2=size=320x240[out0]; sine[out1]", false, args => args
.WithCustomArgument("-re")
.ForceFormat("lavfi"))
.OutputToFile(outputFile, false, opt => opt
.WithAudioCodec(AudioCodec.Aac)
.WithVideoCodec(VideoCodec.LibX264)
.WithSpeedPreset(Speed.VeryFast))
.CancellableThrough(out var cancel)
.ProcessAsynchronously(false);
await Task.Delay(300);
cancel();
var result = await task;
Assert.IsFalse(result);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_Cancel()
{
var outputFile = new TemporaryFile("out.mp4");
var task = FFMpegArguments
.FromFileInput("testsrc2=size=320x240[out0]; sine[out1]", false, args => args
.WithCustomArgument("-re")
.ForceFormat("lavfi"))
.OutputToFile(outputFile, false, opt => opt
.WithAudioCodec(AudioCodec.Aac)
.WithVideoCodec(VideoCodec.LibX264)
.WithSpeedPreset(Speed.VeryFast))
.CancellableThrough(out var cancel);
Task.Delay(300).ContinueWith((_) => cancel());
var result = task.ProcessSynchronously(false);
Assert.IsFalse(result);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public async Task Video_Cancel_Async_With_Timeout()
{
var outputFile = new TemporaryFile("out.mp4");
var task = FFMpegArguments
.FromFileInput("testsrc2=size=320x240[out0]; sine[out1]", false, args => args
.WithCustomArgument("-re")
.ForceFormat("lavfi"))
.OutputToFile(outputFile, false, opt => opt
.WithAudioCodec(AudioCodec.Aac)
.WithVideoCodec(VideoCodec.LibX264)
.WithSpeedPreset(Speed.VeryFast))
.CancellableThrough(out var cancel, 10000)
.ProcessAsynchronously(false);
await Task.Delay(300);
cancel();
await task;
var outputInfo = await FFProbe.AnalyseAsync(outputFile);
Assert.IsNotNull(outputInfo);
Assert.AreEqual(320, outputInfo.PrimaryVideoStream!.Width);
Assert.AreEqual(240, outputInfo.PrimaryVideoStream.Height);
Assert.AreEqual("h264", outputInfo.PrimaryVideoStream.CodecName);
Assert.AreEqual("aac", outputInfo.PrimaryAudioStream!.CodecName);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public async Task Video_Cancel_CancellationToken_Async()
{
var outputFile = new TemporaryFile("out.mp4");
var cts = new CancellationTokenSource();
var task = FFMpegArguments
.FromFileInput("testsrc2=size=320x240[out0]; sine[out1]", false, args => args
.WithCustomArgument("-re")
.ForceFormat("lavfi"))
.OutputToFile(outputFile, false, opt => opt
.WithAudioCodec(AudioCodec.Aac)
.WithVideoCodec(VideoCodec.LibX264)
.WithSpeedPreset(Speed.VeryFast))
.CancellableThrough(cts.Token)
.ProcessAsynchronously(false);
cts.CancelAfter(300);
var result = await task;
Assert.IsFalse(result);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public async Task Video_Cancel_CancellationToken_Async_Throws()
{
var outputFile = new TemporaryFile("out.mp4");
var cts = new CancellationTokenSource();
var task = FFMpegArguments
.FromFileInput("testsrc2=size=320x240[out0]; sine[out1]", false, args => args
.WithCustomArgument("-re")
.ForceFormat("lavfi"))
.OutputToFile(outputFile, false, opt => opt
.WithAudioCodec(AudioCodec.Aac)
.WithVideoCodec(VideoCodec.LibX264)
.WithSpeedPreset(Speed.VeryFast))
.CancellableThrough(cts.Token)
.ProcessAsynchronously();
cts.CancelAfter(300);
await Assert.ThrowsExceptionAsync<OperationCanceledException>(() => task);
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public void Video_Cancel_CancellationToken_Throws()
{
var outputFile = new TemporaryFile("out.mp4");
var cts = new CancellationTokenSource();
var task = FFMpegArguments
.FromFileInput("testsrc2=size=320x240[out0]; sine[out1]", false, args => args
.WithCustomArgument("-re")
.ForceFormat("lavfi"))
.OutputToFile(outputFile, false, opt => opt
.WithAudioCodec(AudioCodec.Aac)
.WithVideoCodec(VideoCodec.LibX264)
.WithSpeedPreset(Speed.VeryFast))
.CancellableThrough(cts.Token);
cts.CancelAfter(300);
Assert.ThrowsException<OperationCanceledException>(() => task.ProcessSynchronously());
}
[TestMethod, Timeout(BaseTimeoutMilliseconds)]
public async Task Video_Cancel_CancellationToken_Async_With_Timeout()
{
var outputFile = new TemporaryFile("out.mp4");
var cts = new CancellationTokenSource();
var task = FFMpegArguments
.FromFileInput("testsrc2=size=320x240[out0]; sine[out1]", false, args => args
.WithCustomArgument("-re")
.ForceFormat("lavfi"))
.OutputToFile(outputFile, false, opt => opt
.WithAudioCodec(AudioCodec.Aac)
.WithVideoCodec(VideoCodec.LibX264)
.WithSpeedPreset(Speed.VeryFast))
.CancellableThrough(cts.Token, 8000)
.ProcessAsynchronously(false);
cts.CancelAfter(300);
await task;
var outputInfo = await FFProbe.AnalyseAsync(outputFile);
Assert.IsNotNull(outputInfo);
Assert.AreEqual(320, outputInfo.PrimaryVideoStream!.Width);
Assert.AreEqual(240, outputInfo.PrimaryVideoStream.Height);
Assert.AreEqual("h264", outputInfo.PrimaryVideoStream.CodecName);
Assert.AreEqual("aac", outputInfo.PrimaryAudioStream!.CodecName);
}
}
}