gst_base_sink_is_qos_enabled 1333 libs/gst/base/gstbasesink.c       g_value_set_boolean (value, gst_base_sink_is_qos_enabled (sink));
gst_base_sink_is_qos_enabled  209 libs/gst/base/gstbasesink.h gboolean        gst_base_sink_is_qos_enabled    (GstBaseSink *sink);