onVideoDeviceStateChanged method

FutureOr<void> onVideoDeviceStateChanged(dynamic deviceID, dynamic deviceType, dynamic deviceState, dynamic deviceError,)

@detail callback @author liuyangyang @brief Video device state callback, returns the state of video capture and screen capture devices. @param deviceID Device ID @param deviceType Device type. See VideoDeviceType{@link #VideoDeviceType}. @param deviceState Device state. See MediaDeviceState{@link #MediaDeviceState}. @param deviceError Device error. See MediaDeviceError{@link #MediaDeviceError}.

Implementation

FutureOr<void> onVideoDeviceStateChanged(dynamic deviceID, dynamic deviceType,
    dynamic deviceState, dynamic deviceError) async {
  if ($instance == null || $instance is! IRTCEngineEventHandler) {
    return;
  }
  return ($instance as IRTCEngineEventHandler)
      .onVideoDeviceStateChanged
      ?.call(
          deviceID.toString(),
          t_VideoDeviceType.android_to_code($p_a.VideoDeviceType.values
              .firstWhere((t) =>
                  t.$value == deviceType || t.name == deviceType)),
          t_MediaDeviceState.android_to_code($p_a
              .MediaDeviceState.values
              .firstWhere((t) =>
                  t.$value == deviceState || t.name == deviceState)),
          t_MediaDeviceError.android_to_code(
              $p_a.MediaDeviceError.values.firstWhere(
                  (t) => t.$value == deviceError || t.name == deviceError)));
}