[SDL] Why can't display two yuvoverlay?
Sergey.Ulanov at asplinux.ru
Sat Jan 8 06:03:36 PST 2005
jian liu wrote:
> I writed a simple program to show yuv file.
> It simple called SDL_CreateYUVOverlay and copied yuv data into pixels.
> It worked correctly.
> However, if I started another instance to show other file, It just
> gave me a dark and blank window.
> What's wrong?
SDL uses XVideo for YUV overlays on the screen, but most cards can't
handle more than one application which uses XVideo. You can ether set
enironment variable SDL_VIDEO_YUV_HWACCEL to 1 or use non-screen
surfaces as destination for overlays. Notice than anyway you will get
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