*
* Set the capabilities on the appsink element. This function takes
* a copy of the caps structure. After calling this method, the sink will only
- * accept caps that match @caps. If @caps is non-fixed, you must check the caps
- * on the buffers to get the actual used caps.
+ * accept caps that match @caps. If @caps is non-fixed, or incomplete,
+ * you must check the caps on the samples to get the actual used caps.
*/
void
gst_app_sink_set_caps (GstAppSink * appsink, const GstCaps * caps)