DirectDraw surfaces and IDirectDrawMediaStream

zengyuwei

在我的程序中用的都是DIRECTDRAWSURFACE7,要用IDirectDrawMediaStream interface 播放视频，而在IDirectDrawMediaStream::CreateSample中要用DIRECTDRAWSURFACE.
请问DIRECTDRAWSURFACE7和LPDIRECTDRAWSURFACE如何转换呢？
IDirectDrawMediaStream::GetFormat中要用DDSURFACEDESC，DDSURFACEDESC和
DDSURFACEDESC２如何转换呢？
[em24] [em24] [em24]

hzzpklw

有个接口函数，可以帮助转换，好象是Getsuface;