SDL_UnlockYUVOverlay (3) - Linux Manuals
SDL_UnlockYUVOverlay: Unlock an overlay
NAME
SDL_UnlockYUVOverlay - Unlock an overlaySYNOPSIS
#include "SDL.h"
void SDL_UnlockYUVOverlay(SDL_Overlay *overlay);
DESCRIPTION
The opposite to SDL_LockYUVOverlay. Unlocks a previously locked overlay. An overlay must be unlocked before it can be displayed.
SEE ALSO
SDL_UnlockYUVOverlay, SDL_CreateYUVOverlay, SDL_Overlay