public SharedMemManager(SmVideoInfo videoInfo, int bufferCnt, string mapName)
{
this.videoInfo = videoInfo;
this.mapName = mapName;
int sizeOfHdr = Marshal.SizeOf <SharedMemHdr>();
this.sizeOfBitmap = videoInfo.Height * videoInfo.Stride;
this.offsetBitmaps = new List <uint>();
uint offset = Align((uint)sizeOfHdr, 256);
for (int i = 0; i < bufferCnt; ++i)
{
this.offsetBitmaps.Add(offset);
offset = Align((uint)offset + (uint)this.sizeOfBitmap, 256);
}
//byte* ptr = (byte*)0;
//view.SafeMemoryMappedViewHandle.AcquirePointer(ref ptr);
//view.SafeMemoryMappedViewHandle.ReleasePointer();
}
public static int CalcLineSize(SmVideoInfo vi)
{
return(CalcLineSize((SmPixelTypes)vi.PixelType, vi.Width));
}