SDL_LockYUVOverlay (3)

#include "SDL.h"

int SDL_LockYUVOverlay(SDL_Overlay *overlay);

Much the same as SDL_LockSurface, SDL_LockYUVOverlay locks the overlay for direct access to pixel data.

Returns 0 on success, or -1 on an error.

SDL_UnlockYUVOverlay, SDL_CreateYUVOverlay, SDL_Overlay