snapshot method
Capture the video during playback
Return:
- V2TXLIVE_OK: Succeed
- V2TXLIVE_ERROR_REFUSED: The player is in a stopped state and is not allowed to invoke the screenshot operation
Implementation
Future<V2TXLiveCode> snapshot() async {
var result = await _channel.invokeMethod('snapshot', {});
return _liveCodeWithResult(result);
}