getDefaultFormat method

@override Future<MiniAVAudioInfo> getDefaultFormat(String deviceId)

Get supported audio formats for a given loopback device.

Implementation

@override
Future<MiniAVAudioInfo> getDefaultFormat(String deviceId) async {
  final deviceIdPtr = deviceId.toNativeUtf8();
  final formatOutPtr = calloc<bindings.MiniAVAudioInfo>();

  try {
    final res = bindings.MiniAV_Loopback_GetDefaultFormat(
      deviceIdPtr.cast<ffi.Char>(),
      formatOutPtr,
    );

    if (res != bindings.MiniAVResultCode.MINIAV_SUCCESS) {
      throw Exception(
        'Failed to get default loopback format for $deviceId: ${res.name}',
      );
    }
    return AudioInfoFFIToPlatform.fromNative(
      formatOutPtr.ref,
    ).toPlatformType();
  } finally {
    calloc.free(deviceIdPtr);
    calloc.free(formatOutPtr);
  }
}