FFMpegCore/FFMpegCore.Test/VideoTest.cs
Malte Rosenbjerg ec671ff8bf Dump
Former-commit-id: 3ad127a682
2020-12-07 00:47:47 +01:00

597 lines
24 KiB
C#

using FFMpegCore.Enums;
using FFMpegCore.Test.Resources;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
using FFMpegCore.Arguments;
using FFMpegCore.Exceptions;
using FFMpegCore.Pipes;
namespace FFMpegCore.Test
{
[TestClass]
public class VideoTest
{
public bool Convert(ContainerFormat type, bool multithreaded = false, VideoSize size = VideoSize.Original)
{
using var outputFile = new TemporaryFile($"out{type.Extension}");
var input = FFProbe.Analyse(TestResources.Mp4Video);
FFMpeg.Convert(input, outputFile, type, size: size, multithreaded: multithreaded);
var outputVideo = FFProbe.Analyse(outputFile);
Assert.IsTrue(File.Exists(outputFile));
Assert.AreEqual(outputVideo.Duration.TotalSeconds, input.Duration.TotalSeconds, 0.1);
if (size == VideoSize.Original)
{
Assert.AreEqual(outputVideo.PrimaryVideoStream.Width, input.PrimaryVideoStream.Width);
Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, input.PrimaryVideoStream.Height);
}
else
{
Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Width, input.PrimaryVideoStream.Width);
Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Height, input.PrimaryVideoStream.Height);
Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, (int)size);
}
return File.Exists(outputFile) &&
outputVideo.Duration == input.Duration &&
(
(
size == VideoSize.Original &&
outputVideo.PrimaryVideoStream.Width == input.PrimaryVideoStream.Width &&
outputVideo.PrimaryVideoStream.Height == input.PrimaryVideoStream.Height
) ||
(
size != VideoSize.Original &&
outputVideo.PrimaryVideoStream.Width != input.PrimaryVideoStream.Width &&
outputVideo.PrimaryVideoStream.Height != input.PrimaryVideoStream.Height &&
outputVideo.PrimaryVideoStream.Height == (int)size
)
);
}
private void ConvertFromStreamPipe(ContainerFormat type, params IArgument[] arguments)
{
using var outputFile = new TemporaryFile($"out{type.Extension}");
var input = FFProbe.Analyse(TestResources.WebmVideo);
using var inputStream = File.OpenRead(input.Path);
var processor = FFMpegArguments
.FromPipeInput(new StreamPipeSource(inputStream))
.OutputToFile(outputFile, false, opt =>
{
foreach (var arg in arguments)
opt.WithArgument(arg);
});
var scaling = arguments.OfType<ScaleArgument>().FirstOrDefault();
var success = processor.ProcessSynchronously();
var outputVideo = FFProbe.Analyse(outputFile);
Assert.IsTrue(success);
Assert.IsTrue(File.Exists(outputFile));
Assert.IsTrue(Math.Abs((outputVideo.Duration - input.Duration).TotalMilliseconds) < 1000.0 / input.PrimaryVideoStream.FrameRate);
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)
{
Assert.AreEqual(outputVideo.PrimaryVideoStream.Width, scaling.Size.Value.Width);
}
if (scaling.Size.Value.Height != -1)
{
Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, scaling.Size.Value.Height);
}
Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Width, input.PrimaryVideoStream.Width);
Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Height, input.PrimaryVideoStream.Height);
}
}
private void ConvertToStreamPipe(params IArgument[] arguments)
{
using var ms = new MemoryStream();
var processor = FFMpegArguments
.FromFileInput(TestResources.Mp4Video)
.OutputToPipe(new StreamPipeSink(ms), opt =>
{
foreach (var arg in arguments)
opt.WithArgument(arg);
});
var scaling = arguments.OfType<ScaleArgument>().FirstOrDefault();
processor.ProcessSynchronously();
ms.Position = 0;
var outputVideo = FFProbe.Analyse(ms);
var input = FFProbe.Analyse(TestResources.Mp4Video);
// Assert.IsTrue(Math.Abs((outputVideo.Duration - input.Duration).TotalMilliseconds) < 1000.0 / input.PrimaryVideoStream.FrameRate);
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)
{
Assert.AreEqual(outputVideo.PrimaryVideoStream.Width, scaling.Size.Value.Width);
}
if (scaling.Size.Value.Height != -1)
{
Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, scaling.Size.Value.Height);
}
Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Width, input.PrimaryVideoStream.Width);
Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Height, input.PrimaryVideoStream.Height);
}
}
public void Convert(ContainerFormat type, Action<IMediaAnalysis> validationMethod, params IArgument[] arguments)
{
using var outputFile = new TemporaryFile($"out{type.Extension}");
var input = FFProbe.Analyse(TestResources.Mp4Video);
var processor = FFMpegArguments
.FromFileInput(TestResources.Mp4Video)
.OutputToFile(outputFile, false, opt =>
{
foreach (var arg in arguments)
opt.WithArgument(arg);
});
var scaling = arguments.OfType<ScaleArgument>().FirstOrDefault();
processor.ProcessSynchronously();
var outputVideo = FFProbe.Analyse(outputFile);
Assert.IsTrue(File.Exists(outputFile));
Assert.AreEqual(outputVideo.Duration.TotalSeconds, input.Duration.TotalSeconds, 0.1);
validationMethod?.Invoke(outputVideo);
if (scaling?.Size == null)
{
Assert.AreEqual(outputVideo.PrimaryVideoStream.Width, input.PrimaryVideoStream.Width);
Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, input.PrimaryVideoStream.Height);
}
else
{
if (scaling.Size.Value.Width != -1)
{
Assert.AreEqual(outputVideo.PrimaryVideoStream.Width, scaling.Size.Value.Width);
}
if (scaling.Size.Value.Height != -1)
{
Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, scaling.Size.Value.Height);
}
Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Width, input.PrimaryVideoStream.Width);
Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Height, input.PrimaryVideoStream.Height);
}
}
public void Convert(ContainerFormat type, params IArgument[] inputArguments)
{
Convert(type, null, inputArguments);
}
public void ConvertFromPipe(ContainerFormat type, System.Drawing.Imaging.PixelFormat fmt, params IArgument[] arguments)
{
using var outputFile = new TemporaryFile($"out{type.Extension}");
var videoFramesSource = new RawVideoPipeSource(BitmapSource.CreateBitmaps(128, fmt, 256, 256));
var processor = FFMpegArguments.FromPipeInput(videoFramesSource).OutputToFile(outputFile, false, opt =>
{
foreach (var arg in arguments)
opt.WithArgument(arg);
});
var scaling = arguments.OfType<ScaleArgument>().FirstOrDefault();
processor.ProcessSynchronously();
var outputVideo = FFProbe.Analyse(outputFile);
Assert.IsTrue(File.Exists(outputFile));
if (scaling?.Size == null)
{
Assert.AreEqual(outputVideo.PrimaryVideoStream.Width, videoFramesSource.Width);
Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, videoFramesSource.Height);
}
else
{
if (scaling.Size.Value.Width != -1)
{
Assert.AreEqual(outputVideo.PrimaryVideoStream.Width, scaling.Size.Value.Width);
}
if (scaling.Size.Value.Height != -1)
{
Assert.AreEqual(outputVideo.PrimaryVideoStream.Height, scaling.Size.Value.Height);
}
Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Width, videoFramesSource.Width);
Assert.AreNotEqual(outputVideo.PrimaryVideoStream.Height, videoFramesSource.Height);
}
}
[TestMethod, Timeout(10000)]
public void Video_ToMP4()
{
Convert(VideoType.Mp4);
}
[TestMethod, Timeout(10000)]
public void Video_ToMP4_YUV444p()
{
Convert(VideoType.Mp4, (a) => Assert.IsTrue(a.VideoStreams.First().PixelFormat == "yuv444p"),
new ForcePixelFormat("yuv444p"));
}
[TestMethod, Timeout(10000)]
public void Video_ToMP4_Args()
{
Convert(VideoType.Mp4, new VideoCodecArgument(VideoCodec.LibX264));
}
[DataTestMethod, Timeout(10000)]
[DataRow(System.Drawing.Imaging.PixelFormat.Format24bppRgb)]
[DataRow(System.Drawing.Imaging.PixelFormat.Format32bppArgb)]
public void Video_ToMP4_Args_Pipe(System.Drawing.Imaging.PixelFormat pixelFormat)
{
ConvertFromPipe(VideoType.Mp4, pixelFormat, new VideoCodecArgument(VideoCodec.LibX264));
}
[TestMethod, Timeout(10000)]
public void Video_ToMP4_Args_StreamPipe()
{
ConvertFromStreamPipe(VideoType.Mp4, new VideoCodecArgument(VideoCodec.LibX264));
}
[TestMethod, Timeout(10000)]
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("mkv"))
.ProcessAsynchronously();
});
}
[TestMethod, Timeout(10000)]
public void Video_StreamFile_OutputToMemoryStream()
{
var output = new MemoryStream();
FFMpegArguments
.FromPipeInput(new StreamPipeSource(File.OpenRead(TestResources.WebmVideo)), options => options.ForceFormat("webm"))
.OutputToPipe(new StreamPipeSink(output), options => options
.ForceFormat("mpegts"))
.ProcessSynchronously();
output.Position = 0;
var result = FFProbe.Analyse(output);
Console.WriteLine(result.Duration);
}
[TestMethod, Timeout(10000)]
public void Video_ToMP4_Args_StreamOutputPipe_Failure()
{
Assert.ThrowsException<FFMpegException>(() => ConvertToStreamPipe(new ForceFormatArgument("mkv")));
}
[TestMethod, Timeout(10000)]
public void Video_ToMP4_Args_StreamOutputPipe_Async()
{
using var ms = new MemoryStream();
var pipeSource = new StreamPipeSink(ms);
FFMpegArguments
.FromFileInput(TestResources.Mp4Video)
.OutputToPipe(pipeSource, opt => opt
.WithVideoCodec(VideoCodec.LibX264)
.ForceFormat("matroska"))
.ProcessAsynchronously()
.WaitForResult();
}
[TestMethod, Timeout(10000)]
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(10000)]
public void Video_ToMP4_Args_StreamOutputPipe()
{
ConvertToStreamPipe(new VideoCodecArgument(VideoCodec.LibX264), new ForceFormatArgument("matroska"));
}
[TestMethod, Timeout(10000)]
public void Video_ToTS()
{
Convert(VideoType.Ts);
}
[TestMethod, Timeout(10000)]
public void Video_ToTS_Args()
{
Convert(VideoType.Ts,
new CopyArgument(),
new BitStreamFilterArgument(Channel.Video, Filter.H264_Mp4ToAnnexB),
new ForceFormatArgument(VideoType.MpegTs));
}
[DataTestMethod, Timeout(10000)]
[DataRow(System.Drawing.Imaging.PixelFormat.Format24bppRgb)]
[DataRow(System.Drawing.Imaging.PixelFormat.Format32bppArgb)]
public void Video_ToTS_Args_Pipe(System.Drawing.Imaging.PixelFormat pixelFormat)
{
ConvertFromPipe(VideoType.Ts, pixelFormat, new ForceFormatArgument(VideoType.Ts));
}
[TestMethod, Timeout(10000)]
public void Video_ToOGV_Resize()
{
Convert(VideoType.Ogv, true, VideoSize.Ed);
}
[TestMethod, Timeout(10000)]
public void Video_ToOGV_Resize_Args()
{
Convert(VideoType.Ogv, new ScaleArgument(VideoSize.Ed), new VideoCodecArgument(VideoCodec.LibTheora));
}
[DataTestMethod, Timeout(10000)]
[DataRow(System.Drawing.Imaging.PixelFormat.Format24bppRgb)]
[DataRow(System.Drawing.Imaging.PixelFormat.Format32bppArgb)]
// [DataRow(PixelFormat.Format48bppRgb)]
public void Video_ToOGV_Resize_Args_Pipe(System.Drawing.Imaging.PixelFormat pixelFormat)
{
ConvertFromPipe(VideoType.Ogv, pixelFormat, new ScaleArgument(VideoSize.Ed), new VideoCodecArgument(VideoCodec.LibTheora));
}
[TestMethod, Timeout(10000)]
public void Video_ToMP4_Resize()
{
Convert(VideoType.Mp4, true, VideoSize.Ed);
}
[TestMethod, Timeout(10000)]
public void Video_ToMP4_Resize_Args()
{
Convert(VideoType.Mp4, new ScaleArgument(VideoSize.Ld), new VideoCodecArgument(VideoCodec.LibX264));
}
[DataTestMethod, Timeout(10000)]
[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)
{
ConvertFromPipe(VideoType.Mp4, pixelFormat, new ScaleArgument(VideoSize.Ld), new VideoCodecArgument(VideoCodec.LibX264));
}
[TestMethod, Timeout(10000)]
public void Video_ToOGV()
{
Convert(VideoType.Ogv);
}
[TestMethod, Timeout(10000)]
public void Video_ToMP4_MultiThread()
{
Convert(VideoType.Mp4, true);
}
[TestMethod, Timeout(10000)]
public void Video_ToTS_MultiThread()
{
Convert(VideoType.Ts, true);
}
[TestMethod, Timeout(10000)]
public void Video_ToOGV_MultiThread()
{
Convert(VideoType.Ogv, true);
}
[TestMethod, Timeout(10000)]
public void Video_Snapshot_InMemory()
{
var input = FFProbe.Analyse(TestResources.Mp4Video);
using var bitmap = FFMpeg.Snapshot(input);
Assert.AreEqual(input.PrimaryVideoStream.Width, bitmap.Width);
Assert.AreEqual(input.PrimaryVideoStream.Height, bitmap.Height);
Assert.AreEqual(bitmap.RawFormat, ImageFormat.Png);
}
[TestMethod, Timeout(10000)]
public void Video_Snapshot_PersistSnapshot()
{
var outputPath = new TemporaryFile("out.png");
var input = FFProbe.Analyse(TestResources.Mp4Video);
FFMpeg.Snapshot(input, outputPath);
using var bitmap = Image.FromFile(outputPath);
Assert.AreEqual(input.PrimaryVideoStream.Width, bitmap.Width);
Assert.AreEqual(input.PrimaryVideoStream.Height, bitmap.Height);
Assert.AreEqual(bitmap.RawFormat, ImageFormat.Png);
}
[TestMethod, Timeout(10000)]
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(10000)]
public void Video_Join_Image_Sequence()
{
var imageSet = new List<ImageInfo>();
Directory.EnumerateFiles(TestResources.ImageCollection)
.Where(file => file.ToLower().EndsWith(".png"))
.ToList()
.ForEach(file =>
{
for (var i = 0; i < 15; i++)
{
imageSet.Add(new ImageInfo(file));
}
});
var outputFile = new TemporaryFile("out.mp4");
var success = FFMpeg.JoinImageSequence(outputFile, images: imageSet.ToArray());
Assert.IsTrue(success);
var result = FFProbe.Analyse(outputFile);
Assert.AreEqual(3, result.Duration.Seconds);
Assert.AreEqual(imageSet.First().Width, result.PrimaryVideoStream.Width);
Assert.AreEqual(imageSet.First().Height, result.PrimaryVideoStream.Height);
}
[TestMethod, Timeout(10000)]
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(10000)]
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(10000)]
public void Video_UpdatesProgress()
{
var outputFile = new TemporaryFile("out.mp4");
var percentageDone = 0.0;
var timeDone = TimeSpan.Zero;
void OnPercentageProgess(double percentage) => percentageDone = percentage;
void OnTimeProgess(TimeSpan time) => timeDone = time;
var analysis = FFProbe.Analyse(TestResources.Mp4Video);
var success = FFMpegArguments
.FromFileInput(TestResources.Mp4Video)
.OutputToFile(outputFile, false, opt => opt
.WithDuration(TimeSpan.FromSeconds(2)))
.NotifyOnProgress(OnPercentageProgess, analysis.Duration)
.NotifyOnProgress(OnTimeProgess)
.ProcessSynchronously();
Assert.IsTrue(success);
Assert.IsTrue(File.Exists(outputFile));
Assert.AreNotEqual(0.0, percentageDone);
Assert.AreNotEqual(TimeSpan.Zero, timeDone);
}
[TestMethod, Timeout(10000)]
public void Video_TranscodeInMemory()
{
using var resStream = new MemoryStream();
var reader = new StreamPipeSink(resStream);
var writer = new RawVideoPipeSource(BitmapSource.CreateBitmaps(128, System.Drawing.Imaging.PixelFormat.Format24bppRgb, 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(10000)]
public async Task Video_Cancel_Async()
{
var outputFile = new TemporaryFile("out.mp4");
var task = FFMpegArguments
.FromFileInput(TestResources.Mp4Video)
.OutputToFile(outputFile, false, opt => opt
.Resize(new Size(1000, 1000))
.WithAudioCodec(AudioCodec.Aac)
.WithVideoCodec(VideoCodec.LibX264)
.WithConstantRateFactor(14)
.WithSpeedPreset(Speed.VerySlow)
.Loop(3))
.CancellableThrough(out var cancel)
.ProcessAsynchronously(false);
await Task.Delay(300);
cancel();
var result = await task;
Assert.IsFalse(result);
}
}
}