public void ReadDataFromBuffer(BufferChunk buffer)
{
Time = buffer.NextUInt64();
TimeStamp = buffer.NextUInt32();
PacketCount = buffer.NextUInt32();
BytesSent = buffer.NextUInt32();
}
/// <summary>
/// Given a BufferChunk containing AM_SAMPLE2_PROPERTIES, return a filled-in struct.
/// </summary>
/// <param name="bc"></param>
/// <returns></returns>
private static AM_SAMPLE2_PROPERTIES ReconstituteSampleProperties(BufferChunk bc)
{
AM_SAMPLE2_PROPERTIES asp;
asp.cbData = (uint)NextInt32(bc);
asp.dwTypeSpecificFlags = (uint)NextInt32(bc);
asp.dwSampleFlags = (uint)NextInt32(bc);
asp.lActual = NextInt32(bc);
asp.tStart = bc.NextUInt64();
asp.tStop = bc.NextUInt64();
asp.dwStreamId = (uint)NextInt32(bc);
asp.pMediaType = (IntPtr)NextInt32(bc);
asp.pbBuffer = (IntPtr)NextInt32(bc);
asp.cbBuffer = NextInt32(bc);
return(asp);
}
public void ReadDataFromBuffer(BufferChunk buffer)
{
Time = buffer.NextUInt64();
TimeStamp = buffer.NextUInt32();
PacketCount = buffer.NextUInt32();
BytesSent = buffer.NextUInt32();
}
/// <summary>
/// Fill in the video-specific parts of the MediaType from the data in the BufferChunk.
/// Also return the compression data which is the remaining bytes at the end of the byte[].
/// </summary>
/// <param name="mt"></param>
/// <param name="bc"></param>
/// <param name="compressionData"></param>
public static void ReconstituteVideoFormat(MediaTypeVideoInfo mt, BufferChunk bc, out byte[] compressionData)
{
VIDEOINFOHEADER vi;
RECT s;
s.left = NextInt32(bc);
s.top = NextInt32(bc);
s.right = NextInt32(bc);
s.bottom = NextInt32(bc);
vi.Source = s;
RECT t;
t.left = NextInt32(bc);
t.top = NextInt32(bc);
t.right = NextInt32(bc);
t.bottom = NextInt32(bc);
vi.Target = t;
vi.BitRate = (uint)NextInt32(bc);
vi.BitErrorRate = (uint)NextInt32(bc);
vi.AvgTimePerFrame = bc.NextUInt64();
BITMAPINFOHEADER bih;
bih.Size = (uint)NextInt32(bc);
bih.Width = NextInt32(bc);
bih.Height = NextInt32(bc);
bih.Planes = (ushort)NextInt16(bc);
bih.BitCount = (ushort)NextInt16(bc);
bih.Compression = (uint)NextInt32(bc);
bih.SizeImage = (uint)NextInt32(bc);
bih.XPelsPerMeter = NextInt32(bc);
bih.YPelsPerMeter = NextInt32(bc);
bih.ClrUsed = (uint)NextInt32(bc);
bih.ClrImportant = (uint)NextInt32(bc);
vi.BitmapInfo = bih;
mt.VideoInfo = vi;
compressionData = new byte[bc.Length];
for (int i = 0; i < compressionData.Length; i++)
{
compressionData[i] = bc.NextByte();
}
}