enableSub2Player method
Implementation
Future<bool> enableSub2Player(AppPlayerController controller) async {
if (sub2_controller != null) return true;
var result = await app_player_channel.invokeMethod(
"app_player_enable_sub2_player",
[this.textureId, controller.textureId]);
sub2_controller = controller;
print(
"textureId:$textureId sub2TextureId:${controller.textureId} result:$result end");
return result;
}