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SDL_PixelFormatEnumToMasks

Convert one of the enumerated pixel formats to a bpp value and RGBA masks.

Syntax

SDL_bool SDL_PixelFormatEnumToMasks(Uint32 format,
                                    int *bpp,
                                    Uint32 * Rmask,
                                    Uint32 * Gmask,
                                    Uint32 * Bmask,
                                    Uint32 * Amask);

Function Parameters

format

one of the SDL_PixelFormatEnum values

bpp

a bits per pixel value; usually 15, 16, or 32

Rmask

a pointer filled in with the red mask for the format

Gmask

a pointer filled in with the green mask for the format

Bmask

a pointer filled in with the blue mask for the format

Amask

a pointer filled in with the alpha mask for the format

Return Value

Returns SDL_TRUE on success or SDL_FALSE if the conversion wasn't possible; call SDL_GetError() for more information.

SDL_MasksToPixelFormatEnum

CategoryAPI, CategoryPixels


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