gdp: add a gdp image to the docs

Original commit message from CVS:

* docs/README:
* docs/images/gdp-header.svg:
add a gdp image
* docs/libs/Makefile.am:
* docs/libs/gdp-header.png:
* libs/gst/dataprotocol/dataprotocol.c:
add it to the API docs
* docs/manual/intro-motivation.xml:
fix typo

diff --git a/gst/gdp/dataprotocol.c b/gst/gdp/dataprotocol.c
index fa07d0cab97a83d030faa9c14d7f27834219da97..887b2eeb72a72a1d3bfc08addc4041f7ebdfa089 100644 (file)
--- a/gst/gdp/dataprotocol.c
+++ b/gst/gdp/dataprotocol.c
@@ -60,6 +60,10 @@
  * #GstDPPacketizer object and invoking its packetizer functions.
  * For backwards-compatibility reasons, the old 0.2 methods are still
  * available but deprecated.
+ *
+ * For reference, this image shows the byte layout of the GDP header:
+ *
+ * <inlinegraphic format="PNG" fileref="gdp-header.png"></inlinegraphic>
  */
 
 #ifdef HAVE_CONFIG_H