FFMpegCore/FFMpegCore.Test/VideoTest.cs

664 lines
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C#
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using FFMpegCore.Enums;
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using FFMpegCore.Test.Resources;
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using Microsoft.VisualStudio.TestTools.UnitTesting;
using System;
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using System.Collections.Generic;
using System.Drawing;
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using System.Drawing.Imaging;
using System.IO;
using System.Linq;
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using System.Threading.Tasks;
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using FFMpegCore.Arguments;
using FFMpegCore.Exceptions;
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using FFMpegCore.Pipes;
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namespace FFMpegCore.Test
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{
[TestClass]
public class VideoTest : BaseTest
{
public bool Convert(ContainerFormat type, bool multithreaded = false, VideoSize size = VideoSize.Original)
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{
var output = Input.OutputLocation(type);
try
{
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var input = FFProbe.Analyse(Input.FullName);
FFMpeg.Convert(input, output, type, size: size, multithreaded: multithreaded);
var outputVideo = FFProbe.Analyse(output);
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Assert.IsTrue(File.Exists(output));
Assert.AreEqual(outputVideo.Duration.TotalSeconds, input.Duration.TotalSeconds, 0.1);
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if (size == VideoSize.Original)
{
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Assert.AreEqual(outputVideo.PrimaryVideoStream.Width, input.PrimaryVideoStream.Width);
Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, input.PrimaryVideoStream.Height);
}
else
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{
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Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Width, input.PrimaryVideoStream.Width);
Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Height, input.PrimaryVideoStream.Height);
Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, (int)size);
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}
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return File.Exists(output) &&
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outputVideo.Duration == input.Duration &&
(
(
size == VideoSize.Original &&
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outputVideo.PrimaryVideoStream.Width == input.PrimaryVideoStream.Width &&
outputVideo.PrimaryVideoStream.Height == input.PrimaryVideoStream.Height
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) ||
(
size != VideoSize.Original &&
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outputVideo.PrimaryVideoStream.Width != input.PrimaryVideoStream.Width &&
outputVideo.PrimaryVideoStream.Height != input.PrimaryVideoStream.Height &&
outputVideo.PrimaryVideoStream.Height == (int)size
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)
);
}
finally
{
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if (File.Exists(output))
File.Delete(output);
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}
}
private void ConvertFromStreamPipe(ContainerFormat type, params IArgument[] inputArguments)
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{
var output = Input.OutputLocation(type);
try
{
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var input = FFProbe.Analyse(VideoLibrary.LocalVideoWebm.FullName);
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using (var inputStream = File.OpenRead(VideoLibrary.LocalVideoWebm.FullName))
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{
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var pipeSource = new StreamPipeSource(inputStream);
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var arguments = FFMpegArguments.FromPipe(pipeSource);
foreach (var arg in inputArguments)
arguments.WithArgument(arg);
var processor = arguments.OutputToFile(output);
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var scaling = arguments.Find<ScaleArgument>();
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var success = processor.ProcessSynchronously();
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var outputVideo = FFProbe.Analyse(output);
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Assert.IsTrue(success);
Assert.IsTrue(File.Exists(output));
Assert.IsTrue(Math.Abs((outputVideo.Duration - input.Duration).TotalMilliseconds) < 1000.0 / input.PrimaryVideoStream.FrameRate);
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if (scaling?.Size == null)
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{
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Assert.AreEqual(outputVideo.PrimaryVideoStream.Width, input.PrimaryVideoStream.Width);
Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, input.PrimaryVideoStream.Height);
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}
else
{
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if (scaling.Size.Value.Width != -1)
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{
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Assert.AreEqual(outputVideo.PrimaryVideoStream.Width, scaling.Size.Value.Width);
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}
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if (scaling.Size.Value.Height != -1)
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{
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Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, scaling.Size.Value.Height);
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}
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Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Width, input.PrimaryVideoStream.Width);
Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Height, input.PrimaryVideoStream.Height);
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}
}
}
finally
{
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if (File.Exists(output))
File.Delete(output);
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}
}
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private void ConvertToStreamPipe(params IArgument[] inputArguments)
{
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using var ms = new MemoryStream();
var arguments = FFMpegArguments.FromInputFiles(VideoLibrary.LocalVideo);
foreach (var arg in inputArguments)
arguments.WithArgument(arg);
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var streamPipeDataReader = new StreamPipeSink(ms);
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var processor = arguments.OutputToPipe(streamPipeDataReader);
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var scaling = arguments.Find<ScaleArgument>();
processor.ProcessSynchronously();
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ms.Position = 0;
var outputVideo = FFProbe.Analyse(ms);
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var input = FFProbe.Analyse(VideoLibrary.LocalVideo.FullName);
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// Assert.IsTrue(Math.Abs((outputVideo.Duration - input.Duration).TotalMilliseconds) < 1000.0 / input.PrimaryVideoStream.FrameRate);
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if (scaling?.Size == null)
{
Assert.AreEqual(outputVideo.PrimaryVideoStream.Width, input.PrimaryVideoStream.Width);
Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, input.PrimaryVideoStream.Height);
}
else
{
if (scaling.Size.Value.Width != -1)
{
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Assert.AreEqual(outputVideo.PrimaryVideoStream.Width, scaling.Size.Value.Width);
}
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if (scaling.Size.Value.Height != -1)
{
Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, scaling.Size.Value.Height);
}
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Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Width, input.PrimaryVideoStream.Width);
Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Height, input.PrimaryVideoStream.Height);
}
}
public void Convert(ContainerFormat type, Action<MediaAnalysis> validationMethod, params IArgument[] inputArguments)
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{
var output = Input.OutputLocation(type);
try
{
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var input = FFProbe.Analyse(Input.FullName);
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var arguments = FFMpegArguments.FromInputFiles(VideoLibrary.LocalVideo.FullName);
foreach (var arg in inputArguments)
arguments.WithArgument(arg);
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var processor = arguments.OutputToFile(output);
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var scaling = arguments.Find<ScaleArgument>();
processor.ProcessSynchronously();
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var outputVideo = FFProbe.Analyse(output);
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Assert.IsTrue(File.Exists(output));
Assert.AreEqual(outputVideo.Duration.TotalSeconds, input.Duration.TotalSeconds, 0.1);
validationMethod?.Invoke(outputVideo);
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if (scaling?.Size == null)
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{
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Assert.AreEqual(outputVideo.PrimaryVideoStream.Width, input.PrimaryVideoStream.Width);
Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, input.PrimaryVideoStream.Height);
}
else
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{
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if (scaling.Size.Value.Width != -1)
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{
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Assert.AreEqual(outputVideo.PrimaryVideoStream.Width, scaling.Size.Value.Width);
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}
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if (scaling.Size.Value.Height != -1)
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{
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Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, scaling.Size.Value.Height);
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}
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Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Width, input.PrimaryVideoStream.Width);
Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Height, input.PrimaryVideoStream.Height);
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}
}
finally
{
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if (File.Exists(output))
File.Delete(output);
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}
}
public void Convert(ContainerFormat type, params IArgument[] inputArguments)
{
Convert(type, null, inputArguments);
}
public void ConvertFromPipe(ContainerFormat type, System.Drawing.Imaging.PixelFormat fmt, params IArgument[] inputArguments)
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{
var output = Input.OutputLocation(type);
try
{
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var videoFramesSource = new RawVideoPipeSource(BitmapSource.CreateBitmaps(128, fmt, 256, 256));
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var arguments = FFMpegArguments.FromPipe(videoFramesSource);
foreach (var arg in inputArguments)
arguments.WithArgument(arg);
var processor = arguments.OutputToFile(output);
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var scaling = arguments.Find<ScaleArgument>();
processor.ProcessSynchronously();
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var outputVideo = FFProbe.Analyse(output);
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Assert.IsTrue(File.Exists(output));
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if (scaling?.Size == null)
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{
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Assert.AreEqual(outputVideo.PrimaryVideoStream.Width, videoFramesSource.Width);
Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, videoFramesSource.Height);
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}
else
{
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if (scaling.Size.Value.Width != -1)
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{
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Assert.AreEqual(outputVideo.PrimaryVideoStream.Width, scaling.Size.Value.Width);
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}
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if (scaling.Size.Value.Height != -1)
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{
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Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, scaling.Size.Value.Height);
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}
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Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Width, videoFramesSource.Width);
Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Height, videoFramesSource.Height);
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}
}
finally
{
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if (File.Exists(output))
File.Delete(output);
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}
}
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[TestMethod]
public void Video_ToMP4()
{
Convert(VideoType.Mp4);
}
[TestMethod]
public void Video_ToMP4_YUV444p()
{
Convert(VideoType.Mp4, (a) => Assert.IsTrue(a.VideoStreams.First().PixelFormat == "yuv444p"),
new ForcePixelFormat("yuv444p"));
}
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[TestMethod]
public void Video_ToMP4_Args()
{
Convert(VideoType.Mp4, new VideoCodecArgument(VideoCodec.LibX264));
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}
[DataTestMethod]
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[DataRow(System.Drawing.Imaging.PixelFormat.Format24bppRgb)]
[DataRow(System.Drawing.Imaging.PixelFormat.Format32bppArgb)]
// [DataRow(PixelFormat.Format48bppRgb)]
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public void Video_ToMP4_Args_Pipe(System.Drawing.Imaging.PixelFormat pixelFormat)
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{
ConvertFromPipe(VideoType.Mp4, pixelFormat, new VideoCodecArgument(VideoCodec.LibX264));
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}
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[TestMethod]
public void Video_ToMP4_Args_StreamPipe()
{
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ConvertFromStreamPipe(VideoType.Mp4, new VideoCodecArgument(VideoCodec.LibX264));
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}
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// [TestMethod, Timeout(10000)]
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public async Task Video_ToMP4_Args_StreamOutputPipe_Async_Failure()
{
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await Assert.ThrowsExceptionAsync<FFMpegException>(async () =>
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{
await using var ms = new MemoryStream();
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var pipeSource = new StreamPipeSink(ms);
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await FFMpegArguments
.FromInputFiles(VideoLibrary.LocalVideo)
.ForceFormat("mkv")
.OutputToPipe(pipeSource)
.ProcessAsynchronously();
});
}
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// [TestMethod, Timeout(10000)]
public void Video_ToMP4_Args_StreamOutputPipe_Failure()
{
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Assert.ThrowsException<FFMpegException>(() => ConvertToStreamPipe(new ForceFormatArgument("mkv")));
}
[TestMethod]
public void Video_ToMP4_Args_StreamOutputPipe_Async()
{
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using var ms = new MemoryStream();
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var pipeSource = new StreamPipeSink(ms);
FFMpegArguments
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.FromInputFiles(VideoLibrary.LocalVideo)
.WithVideoCodec(VideoCodec.LibX264)
.ForceFormat("matroska")
.OutputToPipe(pipeSource)
.ProcessAsynchronously()
.WaitForResult();
}
[TestMethod]
public void Video_ToMP4_Args_StreamOutputPipe()
{
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ConvertToStreamPipe(new VideoCodecArgument(VideoCodec.LibX264), new ForceFormatArgument("matroska"));
}
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[TestMethod]
public void Video_ToTS()
{
Convert(VideoType.Ts);
}
[TestMethod]
public void Video_ToTS_Args()
{
Convert(VideoType.Ts,
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new CopyArgument(),
new BitStreamFilterArgument(Channel.Video, Filter.H264_Mp4ToAnnexB),
new ForceFormatArgument(VideoType.MpegTs));
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}
[DataTestMethod]
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[DataRow(System.Drawing.Imaging.PixelFormat.Format24bppRgb)]
[DataRow(System.Drawing.Imaging.PixelFormat.Format32bppArgb)]
// [DataRow(PixelFormat.Format48bppRgb)]
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public void Video_ToTS_Args_Pipe(System.Drawing.Imaging.PixelFormat pixelFormat)
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{
ConvertFromPipe(VideoType.Ts, pixelFormat, new ForceFormatArgument(VideoType.Ts));
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}
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[TestMethod]
public void Video_ToOGV_Resize()
{
Convert(VideoType.Ogv, true, VideoSize.Ed);
}
[TestMethod]
public void Video_ToOGV_Resize_Args()
{
Convert(VideoType.Ogv, new ScaleArgument(VideoSize.Ed), new VideoCodecArgument(VideoCodec.LibTheora));
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}
[DataTestMethod]
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[DataRow(System.Drawing.Imaging.PixelFormat.Format24bppRgb)]
[DataRow(System.Drawing.Imaging.PixelFormat.Format32bppArgb)]
// [DataRow(PixelFormat.Format48bppRgb)]
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public void Video_ToOGV_Resize_Args_Pipe(System.Drawing.Imaging.PixelFormat pixelFormat)
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{
ConvertFromPipe(VideoType.Ogv, pixelFormat, new ScaleArgument(VideoSize.Ed), new VideoCodecArgument(VideoCodec.LibTheora));
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}
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[TestMethod]
public void Video_ToMP4_Resize()
{
Convert(VideoType.Mp4, true, VideoSize.Ed);
}
[TestMethod]
public void Video_ToMP4_Resize_Args()
{
Convert(VideoType.Mp4, new ScaleArgument(VideoSize.Ld), new VideoCodecArgument(VideoCodec.LibX264));
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}
[DataTestMethod]
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[DataRow(System.Drawing.Imaging.PixelFormat.Format24bppRgb)]
[DataRow(System.Drawing.Imaging.PixelFormat.Format32bppArgb)]
// [DataRow(PixelFormat.Format48bppRgb)]
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public void Video_ToMP4_Resize_Args_Pipe(System.Drawing.Imaging.PixelFormat pixelFormat)
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{
ConvertFromPipe(VideoType.Mp4, pixelFormat, new ScaleArgument(VideoSize.Ld), new VideoCodecArgument(VideoCodec.LibX264));
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}
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[TestMethod]
public void Video_ToOGV()
{
Convert(VideoType.Ogv);
}
[TestMethod]
public void Video_ToMP4_MultiThread()
{
Convert(VideoType.Mp4, true);
}
[TestMethod]
public void Video_ToTS_MultiThread()
{
Convert(VideoType.Ts, true);
}
[TestMethod]
public void Video_ToOGV_MultiThread()
{
Convert(VideoType.Ogv, true);
}
[TestMethod]
public void Video_Snapshot_InMemory()
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{
var output = Input.OutputLocation(ImageType.Png);
try
{
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var input = FFProbe.Analyse(Input.FullName);
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using var bitmap = FFMpeg.Snapshot(input);
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Assert.AreEqual(input.PrimaryVideoStream.Width, bitmap.Width);
Assert.AreEqual(input.PrimaryVideoStream.Height, bitmap.Height);
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Assert.AreEqual(bitmap.RawFormat, ImageFormat.Png);
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}
finally
{
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if (File.Exists(output))
File.Delete(output);
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}
}
[TestMethod]
public void Video_Snapshot_PersistSnapshot()
{
var output = Input.OutputLocation(ImageType.Png);
try
{
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var input = FFProbe.Analyse(Input.FullName);
FFMpeg.Snapshot(input, output);
var bitmap = Image.FromFile(output);
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Assert.AreEqual(input.PrimaryVideoStream.Width, bitmap.Width);
Assert.AreEqual(input.PrimaryVideoStream.Height, bitmap.Height);
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Assert.AreEqual(bitmap.RawFormat, ImageFormat.Png);
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bitmap.Dispose();
}
finally
{
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if (File.Exists(output))
File.Delete(output);
}
}
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[TestMethod]
public void Video_Join()
{
var output = Input.OutputLocation(VideoType.Mp4);
var newInput = Input.OutputLocation(VideoType.Mp4.Name, "duplicate");
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try
{
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var input = FFProbe.Analyse(Input.FullName);
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File.Copy(Input.FullName, newInput);
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var success = FFMpeg.Join(output, Input.FullName, newInput);
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Assert.IsTrue(success);
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Assert.IsTrue(File.Exists(output));
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var expectedDuration = input.Duration * 2;
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var result = FFProbe.Analyse(output);
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);
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Assert.AreEqual(input.PrimaryVideoStream.Height, result.PrimaryVideoStream.Height);
Assert.AreEqual(input.PrimaryVideoStream.Width, result.PrimaryVideoStream.Width);
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}
finally
{
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if (File.Exists(output))
File.Delete(output);
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if (File.Exists(newInput))
File.Delete(newInput);
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}
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}
[TestMethod]
public void Video_Join_Image_Sequence()
{
try
{
var imageSet = new List<ImageInfo>();
Directory.EnumerateFiles(VideoLibrary.ImageDirectory.FullName)
.Where(file => file.ToLower().EndsWith(".png"))
.ToList()
.ForEach(file =>
{
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for (var i = 0; i < 15; i++)
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{
imageSet.Add(new ImageInfo(file));
}
});
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var success = FFMpeg.JoinImageSequence(VideoLibrary.ImageJoinOutput.FullName, images: imageSet.ToArray());
Assert.IsTrue(success);
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var result = FFProbe.Analyse(VideoLibrary.ImageJoinOutput.FullName);
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VideoLibrary.ImageJoinOutput.Refresh();
Assert.IsTrue(VideoLibrary.ImageJoinOutput.Exists);
Assert.AreEqual(3, result.Duration.Seconds);
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Assert.AreEqual(imageSet.First().Width, result.PrimaryVideoStream.Width);
Assert.AreEqual(imageSet.First().Height, result.PrimaryVideoStream.Height);
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}
finally
{
VideoLibrary.ImageJoinOutput.Refresh();
if (VideoLibrary.ImageJoinOutput.Exists)
{
VideoLibrary.ImageJoinOutput.Delete();
}
}
}
[TestMethod]
public void Video_With_Only_Audio_Should_Extract_Metadata()
{
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var video = FFProbe.Analyse(VideoLibrary.LocalVideoAudioOnly.FullName);
Assert.AreEqual(null, video.PrimaryVideoStream);
Assert.AreEqual("aac", video.PrimaryAudioStream.CodecName);
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Assert.AreEqual(79.5, video.Duration.TotalSeconds, 0.5);
// Assert.AreEqual(1.25, video.Size);
}
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[TestMethod]
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public void Video_Duration()
{
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var video = FFProbe.Analyse(VideoLibrary.LocalVideo.FullName);
var output = Input.OutputLocation(VideoType.Mp4);
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try
{
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FFMpegArguments
.FromInputFiles(VideoLibrary.LocalVideo)
.WithDuration(TimeSpan.FromSeconds(video.Duration.TotalSeconds - 5))
.OutputToFile(output)
.ProcessSynchronously();
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Assert.IsTrue(File.Exists(output));
var outputVideo = FFProbe.Analyse(output);
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 - 5, outputVideo.Duration.Seconds);
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}
finally
{
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if (File.Exists(output))
File.Delete(output);
}
}
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[TestMethod]
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public void Video_UpdatesProgress()
{
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var output = Input.OutputLocation(VideoType.Mp4);
var percentageDone = 0.0;
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var timeDone = TimeSpan.Zero;
void OnPercentageProgess(double percentage) => percentageDone = percentage;
void OnTimeProgess(TimeSpan time) => timeDone = time;
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var analysis = FFProbe.Analyse(VideoLibrary.LocalVideo.FullName);
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try
{
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var success = FFMpegArguments
.FromInputFiles(VideoLibrary.LocalVideo)
.WithDuration(TimeSpan.FromSeconds(8))
.OutputToFile(output)
.NotifyOnProgress(OnPercentageProgess, analysis.Duration)
.NotifyOnProgress(OnTimeProgess)
.ProcessSynchronously();
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Assert.IsTrue(success);
Assert.IsTrue(File.Exists(output));
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Assert.AreNotEqual(0.0, percentageDone);
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Assert.AreNotEqual(TimeSpan.Zero, timeDone);
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}
finally
{
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if (File.Exists(output))
File.Delete(output);
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}
}
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[TestMethod]
public void Video_TranscodeInMemory()
{
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using var resStream = new MemoryStream();
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var reader = new StreamPipeSink(resStream);
var writer = new RawVideoPipeSource(BitmapSource.CreateBitmaps(128, System.Drawing.Imaging.PixelFormat.Format24bppRgb, 128, 128));
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FFMpegArguments
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.FromPipe(writer)
.WithVideoCodec("vp9")
.ForceFormat("webm")
.OutputToPipe(reader)
.ProcessSynchronously();
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resStream.Position = 0;
var vi = FFProbe.Analyse(resStream);
Assert.AreEqual(vi.PrimaryVideoStream.Width, 128);
Assert.AreEqual(vi.PrimaryVideoStream.Height, 128);
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}
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[TestMethod]
public async Task Video_Cancel_Async()
{
await using var resStream = new MemoryStream();
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var reader = new StreamPipeSink(resStream);
var writer = new RawVideoPipeSource(BitmapSource.CreateBitmaps(512, System.Drawing.Imaging.PixelFormat.Format24bppRgb, 128, 128));
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var task = FFMpegArguments
.FromPipe(writer)
.WithVideoCodec("vp9")
.ForceFormat("webm")
.OutputToPipe(reader)
.CancellableThrough(out var cancel)
.ProcessAsynchronously(false);
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await Task.Delay(300);
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cancel();
var result = await task;
Assert.IsFalse(result);
}
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}
}