SDL_GetAudioStreamOutputChannelMap - Get the current output channel map of an audio stream.

       This function is available since SDL 3.2.0.

       Channel  maps  are  optional;  most  things do not need them, instead passing data in the [order that SDL
       expects](CategoryAudio#channel-layouts).

       Audio streams default to no remapping applied. This is  represented  by  returning  NULL,  and  does  not
       signify an error.

stream the SDL_AudioStream to query.

       count  On output, set to number of channels in the map. Can be NULL.

       SDL_GetAudioStreamOutputChannelMap - Get the current output channel map of an audio stream.

       when it is no longer needed.

SDL_SetAudioStreamInputChannelMap(3)

Simple Directmedia Layer                           SDL 3.2.20              SDL_GetAudioStreamOutputChannelMap(3)

#include<SDL3/SDL_audio.h>int*SDL_GetAudioStreamOutputChannelMap(SDL_AudioStream*stream,int*count);

       It is safe to call this function from any thread, as it holds a stream-specific mutex while running.