urls_downloaded_cb({"token":"do_preroll","urls":[{"url":"base/gstbasesink.html#GstBaseSinkClass::preroll","node_type":"symbol","page":"GstBaseSink","sections":["Virtual Methods"],"context":{"gi-language":["python"]}},{"url":"video/gstvideosink.html#GstVideoSinkClass::show_frame","node_type":"p","page":"GstVideoSink","sections":["Virtual Methods"],"context":{"gi-language":["python"]}}]});