|
private ProcessVideo ( Action |
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| process | Action |
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| return | void | |
void Process(Transcoder transcoder, bool highlights, Action<long, long> monitorProgress, Func<bool> isAborted)
{
try
{
TraceInfo.WriteLineIf(highlights, "Transcoding highlights to {0}", transcoder.DestinationFile);
TraceInfo.WriteLineIf(!highlights, "Transcoding full replay to {0}", transcoder.DestinationFile);
transcoder.ProcessVideo((readers, saveToSink) =>
{
var writeToSink = monitorProgress == null ? saveToSink : MonitorProgress(saveToSink);
var fadeSegments = AVOperations.FadeIn(AVOperations.FadeOut(writeToSink));
var edits = highlights ? ApplyEdits(writeToSink) : writeToSink;
var mainBodyOverlays = AVOperations.Overlay(applyRaceDataOverlay, edits);
var introOverlay = AVOperations.Overlay(applyIntroOverlay, fadeSegments);
var sourceReaderExtra = readers.FirstOrDefault(r => ((CapturedVideoFile)r.State).isIntroVideo);
if (sourceReaderExtra != null)
{
var introSourceReader = sourceReaderExtra.SourceReader;
var mainReaders = AVOperations.Combine(readers.Skip(1).Select(r => r.SourceReader).ToArray(), Settings.Default.VideoSplitGap);
totalDuration += introSourceReader.Duration + mainReaders.Duration;
AVOperations.StartConcat(introSourceReader, introOverlay,
AVOperations.Concat(mainReaders, mainBodyOverlays, isAborted), isAborted);
}
else
{
var mainReaders = AVOperations.Combine(readers.Select(r => r.SourceReader).ToArray(), Settings.Default.VideoSplitGap);
totalDuration += mainReaders.Duration;
AVOperations.Concat(mainReaders, mainBodyOverlays, isAborted)(0, 0);
}
});
TraceInfo.WriteLineIf(highlights, "Done Transcoding highlights to {0}", transcoder.DestinationFile);
TraceInfo.WriteLineIf(!highlights, "Done Transcoding full replay to {0}", transcoder.DestinationFile);
}
catch (Exception e)
{
TraceError.WriteLine(e.Message);
TraceError.WriteLine(e.StackTrace);
throw e;
}
}
void TranscodeVideoTest(string filename)
{
using (MFSystem.Start())
{
var transcoder = new Transcoder
{
VideoFiles = new[] { new SourceReaderExtra(filename, null) },
DestinationFile = Path.ChangeExtension(filename, "wmv"),
VideoBitRate = 5000000,
AudioBitRate = 48000/8
};
TraceInfo.WriteLine("Begining video re-encoding.");
transcoder.ProcessVideo((readers, saveToSink) =>
{
int lastSecond = 0;
var fn = AVOperations.FadeIn(saveToSink);
readers.First().SourceReader.Samples(sample => {
if (sample.Stream.CurrentMediaType.IsVideo && sample.Sample != null)
{
var s = (int)sample.Sample.SampleTime.FromNanoToSeconds();
if (s != lastSecond)
TraceInfo.WriteLine("Converted: {0} seconds", s);
lastSecond = s;
}
return fn(sample);
});
});
TraceInfo.WriteLine("Video converted. Review the video file {0} to confirm it looks OK.", transcoder.DestinationFile);
TraceInfo.WriteLine("Success!");
}
}
void TranscodeVideoTest(string filename)
{
using (MFSystem.Start())
{
var transcoder = new Transcoder
{
VideoFiles = new [] { new SourceReaderExtra(filename, null)},
DestinationFile = Path.ChangeExtension(filename, "wmv"),
VideoBitRate = 5000000,
AudioBitRate = 48000/8
};
TraceInfo.WriteLine("Begining video re-encoding.");
transcoder.ProcessVideo((readers, saveToSink) =>
{
readers.First().SourceReader.Samples(AVOperations.FadeIn(saveToSink));
});
TraceInfo.WriteLine("Video converted. Review the video file {0} to confirm it looks OK.", transcoder.DestinationFile);
TraceInfo.WriteLine("Success!");
}
}