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

NAME
SDL_GetAudioStreamDevice - Query an audio stream for its currently-bound device.
HEADER FILE
Defined in SDL3/SDL_audio.h
SYNOPSIS
#include "SDL3/SDL.h" SDL_AudioDeviceID SDL_GetAudioStreamDevice(SDL_AudioStream *stream);
DESCRIPTION
This reports the audio device that an audio stream is currently bound to. If not bound, or invalid, this returns zero, which is not a valid device ID.
FUNCTION PARAMETERS
stream the audio stream to query.
RETURN VALUE
( SDL_AudioDeviceID ) Returns the bound audio device, or 0 if not bound or invalid.
THREAD SAFETY
It is safe to call this function from any thread.
AVAILABILITY
This function is available since SDL 3.2.0.
SEE ALSO
•(3), SDL_BindAudioStream(3), •(3), SDL_BindAudioStreams(3) Simple Directmedia Layer SDL 3.2.8 SDL_GetAudioStreamDevice(3)