public void Cut(FFMpegCutOptions cutOptions, bool muteProgress = false)
{
EnsureFileDoesNotExist(cutOptions.OutputFile);
var cutCommandBuilder = new FFMpegCommandBuilder(this.temporaryFilesStorage)
.StartFrom(cutOptions.Start)
.InputFrom(cutOptions.InputFile)
.DurationIs(cutOptions.Duration)
.OutputVideoCodec(cutOptions.VideoCodec)
.OutputAudioCodec(cutOptions.AudioCodec);
if (!cutOptions.SimpleMode)
{
cutCommandBuilder = cutCommandBuilder.OutputScale(cutOptions.OutputSize);
}
cutCommandBuilder = cutCommandBuilder
.AppendCustom("-avoid_negative_ts 1 -max_muxing_queue_size 1000")
.OutputTo(cutOptions.OutputFile);
if (!muteProgress)
{
cutCommandBuilder = cutCommandBuilder.WithProgressCallback(cutOptions.GlobalExportProgress.SetCurrentOperationProgress);
}
var command = cutCommandBuilder.WithStopSignal(this.stopSignal)
.WithPriority(this.ffmpegProcessPriorityClass)
.BuildCommand(pathToFfMpegExe);
this.ExecuteFFMpegCommand(command, "CUT");
if (!muteProgress)
{
cutOptions.GlobalExportProgress.IncreaseOperationsDone(command.ProcessId);
}
}
public void CutAndDrawText(FFMpegCutOptions cutOptions, List <TextTimeRecord> overlayText)
{
EnsureFileDoesNotExist(cutOptions.OutputFile);
if (!overlayText.Any())
{
this.Cut(cutOptions);
return;
}
var lastDot = cutOptions.InputFile.LastIndexOf('.');
var inputExt = cutOptions.InputFile.Substring(lastDot);
var intermediateFile = this.temporaryFilesStorage.GetIntermediateFile(inputExt);
this.Cut(cutOptions.CloneWithOtherOutput(intermediateFile));
this.DrawText(intermediateFile, overlayText, cutOptions.OutputFile, cutOptions.GlobalExportProgress);
}