changeQuality method
Implementation
Future<void> changeQuality(VideoQuality videoQuality) async {
if(videoQuality.quality==_currentQuality) return;
// emit(VideoLoading());
_currentQuality=videoQuality.quality;
final currentPosition = _controller!.value.position;
initVideoPlayer(link: videoQuality.link,quality: videoQuality.quality,seekPosition: currentPosition);
}