Provided by: libsdl3-doc_3.2.8+ds-1_all 

NAME
SDL_FOURCC - Define a four character code as a Uint32 .
HEADER FILE
Defined in SDL3/SDL_stdinc.h
SYNOPSIS
#include "SDL3/SDL.h" #define SDL_FOURCC(A, B, C, D) .BI ((SDL_static_cast(Uint32,SDL_static_cast(Uint8,(A)))<<0)|.BI (SDL_static_cast(Uint32, SDL_static_cast(Uint8, (B))) << 8) | .BI (SDL_static_cast(Uint32,SDL_static_cast(Uint8,(C)))<<16)|.BI (SDL_static_cast(Uint32, SDL_static_cast(Uint8, (D))) << 24))
RETURN VALUE
Returns the four characters converted into a Uint32 , one character per-byte.
THREAD SAFETY
It is safe to call this macro from any thread.
AVAILABILITY
This macro is available since SDL 3.2.0. Simple Directmedia Layer SDL 3.2.8 SDL_FOURCC(3)