DOKK / manpages / debian 13 / libsdl3-doc / SDL_GetAudioStreamGain.3.en
SDL_GetAudioStreamGain(3) SDL3 FUNCTIONS SDL_GetAudioStreamGain(3)

SDL_GetAudioStreamGain - Get the gain of an audio stream.

Defined in SDL3/SDL_audio.h

#include "SDL3/SDL.h"
float SDL_GetAudioStreamGain(SDL_AudioStream *stream);

The gain of a stream is its volume; a larger gain means a louder output, with a gain of zero being silence.

Audio streams default to a gain of 1.0f (no change in output).

the SDL_AudioStream
to query.

Returns the gain of the stream or -1.0f on failure; call

SDL_GetError () for more information.

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

This function is available since SDL 3.2.0.

(3), SDL_SetAudioStreamGain(3)

SDL 3.2.10 Simple Directmedia Layer