startPlaying method
Starts playing the voice.
Implementation
Future startPlaying(String path) async {
// Uri audioUri = isFile ? Uri.file(audioSrc) : Uri.parse(audioSrc);
await _player.setAudioSource(
AudioSource.uri(Uri.file(path)),
initialPosition: currentDuration,
);
_player.play();
_player.setSpeed(speed.getSpeed);
}