case GST_RTSP_STS_NOT_ACCEPTABLE:
case GST_RTSP_STS_NOT_IMPLEMENTED:
case GST_RTSP_STS_METHOD_NOT_ALLOWED:
+ /* Some cameras (e.g. HikVision DS-2CD2732F-IS) return "551
+ * Option not supported" when a command is sent that is not implemented
+ * (e.g. PAUSE). Instead; it should return "501 Not Implemented".
+ *
+ * This is wrong, as previously, the camera did announce support
+ * for PAUSE in the OPTIONS.
+ *
+ * In this case, handle the 551 as if it was 501 to avoid throwing
+ * errors to application level. */
+ case GST_RTSP_STS_OPTION_NOT_SUPPORTED:
GST_WARNING_OBJECT (src, "got NOT IMPLEMENTED, disable method %s",
gst_rtsp_method_as_text (method));
src->methods &= ~method;