# SDL_SoftStretchLinear Perform bilinear scaling between two surfaces of the same format, 32BPP. ## Header File Defined in [SDL_surface.h](https://github.com/libsdl-org/SDL/blob/SDL2/include/SDL_surface.h) ## Syntax ```c int SDL_SoftStretchLinear(SDL_Surface * src, const SDL_Rect * srcrect, SDL_Surface * dst, const SDL_Rect * dstrect); ``` ## Version This function is available since SDL 2.0.16. ---- [CategoryAPI](CategoryAPI), [CategoryAPIFunction](CategoryAPIFunction), [CategorySurface](CategorySurface)