public void Video_Duration()
{
var video = FFProbe.Analyse(VideoLibrary.LocalVideo.FullName);
var output = Input.OutputLocation(VideoType.Mp4);
try
{
FFMpegArguments
.FromFileInput(VideoLibrary.LocalVideo)
.OutputToFile(output, false, opt => opt.WithDuration(TimeSpan.FromSeconds(video.Duration.TotalSeconds - 2)))
.ProcessSynchronously();
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 - 2, outputVideo.Duration.Seconds);
}
finally
{
if (File.Exists(output))
{
File.Delete(output);
}
}
}
public void Builder_BuildString_Quiet()
{
var str = FFMpegArguments.FromFileInput("input.mp4").WithGlobalOptions(opt => opt.WithVerbosityLevel())
.OutputToFile("output.mp4", false).Arguments;
Assert.AreEqual("-hide_banner -loglevel error -i \"input.mp4\" \"output.mp4\"", str);
}
public void Builder_BuildString_BitStream()
{
var str = FFMpegArguments.FromFileInput("input.mp4").OutputToFile("output.mp4", false,
opt => opt.WithBitStreamFilter(Channel.Audio, Filter.H264_Mp4ToAnnexB)).Arguments;
Assert.AreEqual("-i \"input.mp4\" -bsf:a h264_mp4toannexb \"output.mp4\"", str);
}
public void Builder_BuildString_Codec_Override()
{
var str = FFMpegArguments.FromFileInput("input.mp4").OutputToFile("output.mp4", true,
opt => opt.WithVideoCodec(VideoCodec.LibX264).ForcePixelFormat("yuv420p")).Arguments;
Assert.AreEqual("-i \"input.mp4\" -c:v libx264 -pix_fmt yuv420p \"output.mp4\" -y", str);
}
public void Builder_BuildString_ForcePixelFormat()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.ForcePixelFormat("yuv444p")).Arguments;
Assert.AreEqual("-i \"input.mp4\" -pix_fmt yuv444p \"output.mp4\"", str);
}
public void Builder_BuildString_AudioCodec()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", true, opt => opt.WithAudioCodec(AudioCodec.Aac)).Arguments;
Assert.AreEqual("-i \"input.mp4\" -c:a aac \"output.mp4\" -y", str);
}
public void Builder_BuildString_Threads_2()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.UsingMultithreading(true)).Arguments;
Assert.AreEqual($"-i \"input.mp4\" -threads {Environment.ProcessorCount} \"output.mp4\"", str);
}
public void Builder_BuildString_VariableBitrate()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.WithVariableBitrate(5)).Arguments;
Assert.AreEqual("-i \"input.mp4\" -vbr 5 \"output.mp4\"", str);
}
public void Builder_BuildString_Faststart()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.WithFastStart()).Arguments;
Assert.AreEqual("-i \"input.mp4\" -movflags faststart \"output.mp4\"", str);
}
public void Builder_BuildString_DisableChannel_Video()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.DisableChannel(Channel.Video)).Arguments;
Assert.AreEqual("-i \"input.mp4\" -vn \"output.mp4\"", str);
}
public void Builder_BuildString_AudioSamplingRate()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.WithAudioSamplingRate(44000)).Arguments;
Assert.AreEqual("-i \"input.mp4\" -ar 44000 \"output.mp4\"", str);
}
public void Builder_BuildString_Copy_Both()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.CopyChannel()).Arguments;
Assert.AreEqual("-i \"input.mp4\" -c copy \"output.mp4\"", str);
}
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();
var result = await task;
var outputInfo = await FFProbe.AnalyseAsync(outputFile);
Assert.IsTrue(result);
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);
}
public async Task Video_Cancel_Async()
{
var output = Input.OutputLocation(VideoType.Mp4);
var task = FFMpegArguments
.FromFileInput(VideoLibrary.LocalVideo)
.OutputToFile(output, 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);
try
{
await Task.Delay(300);
cancel();
var result = await task;
Assert.IsFalse(result);
}
finally
{
if (File.Exists(output))
{
File.Delete(output);
}
}
}
public void Builder_BuildString_Speed()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.WithSpeedPreset(Speed.Fast)).Arguments;
Assert.AreEqual("-i \"input.mp4\" -preset fast \"output.mp4\"", str);
}
public void Builder_BuildString_Overwrite()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.OverwriteExisting()).Arguments;
Assert.AreEqual("-i \"input.mp4\" -y \"output.mp4\"", str);
}
public void Builder_BuildString_StartNumber()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.WithStartNumber(50)).Arguments;
Assert.AreEqual("-i \"input.mp4\" -start_number 50 \"output.mp4\"", str);
}
public void Builder_BuildString_RemoveMetadata()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.WithoutMetadata()).Arguments;
Assert.AreEqual("-i \"input.mp4\" -map_metadata -1 \"output.mp4\"", str);
}
public void Builder_BuildString_Threads_1()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.UsingThreads(50)).Arguments;
Assert.AreEqual("-i \"input.mp4\" -threads 50 \"output.mp4\"", str);
}
public void Builder_BuildString_ForceFormat()
{
var str = FFMpegArguments.FromFileInput("input.mp4", false, opt => opt.ForceFormat(VideoType.Mp4))
.OutputToFile("output.mp4", false, opt => opt.ForceFormat(VideoType.Mp4)).Arguments;
Assert.AreEqual("-f mp4 -i \"input.mp4\" -f mp4 \"output.mp4\"", str);
}
public void Builder_BuildString_Codec()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.WithVideoCodec(VideoCodec.LibX264)).Arguments;
Assert.AreEqual("-i \"input.mp4\" -c:v libx264 \"output.mp4\"", str);
}
public void Builder_BuildString_FrameRate()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.WithFramerate(50)).Arguments;
Assert.AreEqual("-i \"input.mp4\" -r 50 \"output.mp4\"", str);
}
public void Builder_BuildString_Duration()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.WithDuration(TimeSpan.FromSeconds(20))).Arguments;
Assert.AreEqual("-i \"input.mp4\" -t 00:00:20 \"output.mp4\"", str);
}
public void Builder_BuildString_Loop()
{
var str = FFMpegArguments.FromFileInput("input.mp4").OutputToFile("output.mp4", false, opt => opt.Loop(50))
.Arguments;
Assert.AreEqual("-i \"input.mp4\" -loop 50 \"output.mp4\"", str);
}
public void Builder_BuildString_AudioBitrate()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", true, opt => opt.WithAudioBitrate(AudioQuality.Normal)).Arguments;
Assert.AreEqual("-i \"input.mp4\" -b:a 128k \"output.mp4\" -y", str);
}
public void Builder_BuildString_Shortest()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.UsingShortest()).Arguments;
Assert.AreEqual("-i \"input.mp4\" -shortest \"output.mp4\"", str);
}
public void Builder_BuildString_AudioCodec_Fluent()
{
var str = FFMpegArguments.FromFileInput("input.mp4").OutputToFile("output.mp4", false,
opt => opt.WithAudioCodec(AudioCodec.Aac).WithAudioBitrate(128)).Arguments;
Assert.AreEqual("-i \"input.mp4\" -c:a aac -b:a 128k \"output.mp4\"", str);
}
public void Builder_BuildString_Size()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.Resize(1920, 1080)).Arguments;
Assert.AreEqual("-i \"input.mp4\" -s 1920x1080 \"output.mp4\"", str);
}
public void Builder_BuildString_HardwareAcceleration_Specific()
{
var str = FFMpegArguments.FromFileInput("input.mp4").OutputToFile("output.mp4", false,
opt => opt.WithHardwareAcceleration(HardwareAccelerationDevice.CUVID)).Arguments;
Assert.AreEqual("-i \"input.mp4\" -hwaccel cuvid \"output.mp4\"", str);
}
public bool PrepareAudio()
{
var Folder = Config.InputFolder;
var filename = Config.InputFilename;
try
{
Console.ForegroundColor = ConsoleColor.Gray;
Console.Write("Writing Audio...");
FFMpegArguments
.FromFileInput($"{Folder}/{filename}", true)
.OutputToFile($"{Folder}/{filename}.wav", true, o => o
.WithCustomArgument("-ac 1 -ar 8192"))
.ProcessSynchronously();
Console.CursorLeft = 0;
Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine("Audio Written! ");
return(true);
}
catch (Exception e)
{
Console.CursorLeft = 16;
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("Could not write audio!");
return(false);
}
}