Format specifier for audio data.
Defined in <SDL3/SDL_audio.h>
typedef struct SDL_AudioSpec
{
SDL_AudioFormat format; /**< Audio data format */
int channels; /**< Number of channels: 1 mono, 2 stereo, etc */
int freq; /**< sample rate: sample frames per second */
} SDL_AudioSpec;This struct is available since SDL 3.2.0.