# SDL_GetNumVideoDrivers Get the number of video drivers compiled into SDL. ## Header File Defined in [<SDL3/SDL_video.h>](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_video.h) ## Syntax ```c int SDL_GetNumVideoDrivers(void); ``` ## Return Value (int) Returns the number of built in video drivers. ## Thread Safety This function should only be called on the main thread. ## Version This function is available since SDL 3.2.0. ## See Also - [SDL_GetVideoDriver](SDL_GetVideoDriver) ---- [CategoryAPI](CategoryAPI), [CategoryAPIFunction](CategoryAPIFunction), [CategoryVideo](CategoryVideo)