Function fermium::audio::SDL_GetAudioDeviceSpec

source ·

pub unsafe extern "C" fn SDL_GetAudioDeviceSpec(
    index: c_int,
    iscapture: c_int,
    spec: *mut SDL_AudioSpec
) -> c_int

Expand description

Get the preferred audio format of a specific audio device.

This function is only valid after a successfully initializing the audio subsystem. The values returned by this function reflect the latest call to SDL_GetNumAudioDevices; re-call that function to re-detect available hardware.

spec will be filled with the sample rate, sample format, and channel count. All other values in the structure are filled with 0. When the supported struct members are 0, SDL was unable to get the property from the backend.

index the index of the audio device; valid values range from 0 to SDL_GetNumAudioDevices - 1
iscapture non-zero to query the list of recording devices, zero to query the list of output devices.
spec The SDL_AudioSpec to be initialized by this function.
Returns: 0 on success, nonzero on error