setSpeed method
Implementation
Future<void> setSpeed(double speed, {bool preservePitch = true}) async {
final int? id = _playerId;
if (id == null) return;
final double clamped = speed.clamp(0.0625, 8).toDouble();
await UMediaChannel.call<void>(id, "setSpeed", <String, Object?>{"speed": clamped, "preservePitch": preservePitch});
_emit(value.copyWith(speed: clamped));
}