private void InitCompressFramesInfo(double fps, int frameCount)
{
var info = new VfwApi.CompressFramesInfo
{
StartFrame = 0,
FrameCount = frameCount,
Quality = quality,
KeyRate = keyFrameRate,
};
AviUtils.SplitFrameRate((decimal)fps, out info.FrameRateNumerator, out info.FrameRateDenominator);
var result = VfwApi.ICSendMessage(compressorHandle, VfwApi.ICM_COMPRESS_FRAMES_INFO, ref info, Marshal.SizeOf(typeof(VfwApi.CompressFramesInfo)));
CheckICResult(result);
}
private void PrepareForWriting()
{
startedWriting = true;
foreach (var stream in streams)
{
stream.PrepareForWriting();
}
AviUtils.SplitFrameRate(FramesPerSecond, out frameRateNumerator, out frameRateDenominator);
streamsInfo = streams.Select(s => new StreamInfo(KnownFourCCs.Chunks.IndexData(s.Index))).ToArray();
riffSizeTreshold = RIFF_AVI_SIZE_TRESHOLD;
currentRiff = fileWriter.OpenList(KnownFourCCs.Lists.Avi, KnownFourCCs.ListTypes.Riff);
WriteHeader();
currentMovie = fileWriter.OpenList(KnownFourCCs.Lists.Movie);
}