rist: Document main profile support

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1153>

diff --git a/gst/rist/gstristsink.c b/gst/rist/gstristsink.c
index d07d282..69bda4f 100644 (file)
--- a/gst/rist/gstristsink.c
+++ b/gst/rist/gstristsink.c
@@ -32,6 +32,11 @@
  * will occur when transmitting and receiving over multicast on the
  * same host, and will be properly ignored.
  *
+ * It also implements part of the RIST TR-06-2 Main Profile transmitter. The
+ * tunneling, multiplexing and encryption parts of the specification are not
+ * included. This element will include the RIST header extension if either of
+ * the "sequence-number-extension" or "drop-null-ts-packets" properties are set.
+ *
  * ## Example gst-launch line
  * |[
  * gst-launch-1.0 udpsrc ! tsparse set-timestamps=1 smoothing-latency=40000 ! \

diff --git a/gst/rist/gstristsrc.c b/gst/rist/gstristsrc.c
index 349fcd2..aa38991 100644 (file)
--- a/gst/rist/gstristsrc.c
+++ b/gst/rist/gstristsrc.c
@@ -29,6 +29,12 @@
  * media players. The RIST URI handler also allows setting properties through
  * the URI query.
  *
+ * It also implements part of the RIST TR-06-2 Main Profile receiver. The
+ * tunneling, multiplexing and encryption parts of the specification are not
+ * included. This element will accept the RIST RTP header extension and restore
+ * the null MPEG-TS packets if the extension is included. It will not currently
+ * use the sequence number extension when sending RTCP NACK requests.
+ *
  * ## Example gst-launch line
  * |[
  * gst-launch-1.0 ristsrc address=0.0.0.0 port=5004 ! rtpmp2tdepay ! udpsink