(This is the documentation for SDL3, which is the current stable version. SDL2 was the previous version!)

SDL_ISCOLORSPACE_MATRIX_BT601

A macro to determine if an SDL_Colorspace uses BT601 (or BT470BG) matrix coefficients.

Header File

Defined in <SDL3/SDL_pixels.h>

Syntax

#define SDL_ISCOLORSPACE_MATRIX_BT601(cspace)        (SDL_COLORSPACEMATRIX(cspace) == SDL_MATRIX_COEFFICIENTS_BT601 || SDL_COLORSPACEMATRIX(cspace) == SDL_MATRIX_COEFFICIENTS_BT470BG)

Macro Parameters

cspace

an SDL_Colorspace to check.

Return Value

Returns true if BT601 or BT470BG, false otherwise.

Remarks

Note that this macro double-evaluates its parameter, so do not use expressions with side-effects here.

Thread Safety

It is safe to call this macro from any thread.

Version

This macro is available since SDL 3.1.3.

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CategoryAPI, CategoryAPIMacro, CategoryPixels

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