use self.commandDelegate.run(inBackground for async pluginMediaStreamRenderer.save
use self.commandDelegate.run(inBackground for async pluginMediaStreamRenderer.save

hit0907/cordova-plugin-iosrtc,hit0907/cordova-plugin-iosrtc,eface2face/cordova-plugin-iosrtc,eface2face/cordova-plugin-iosrtc,eface2face/cordova-plugin-iosrtc,hit0907/cordova-plugin-iosrtc