gst/rtsp/: Factor out extension in separate module.

Original commit message from CVS:
* gst/rtsp/Makefile.am:
* gst/rtsp/gstrtpdec.c: (gst_rtpdec_getcaps),
(gst_rtpdec_chain_rtp), (gst_rtpdec_chain_rtcp):
* gst/rtsp/gstrtspsrc.c: (gst_rtspsrc_init),
(gst_rtspsrc_finalize), (gst_rtspsrc_create_stream),
(gst_rtspsrc_parse_rtpmap),
(gst_rtspsrc_stream_configure_transport), (gst_rtspsrc_send),
(gst_rtspsrc_parse_methods), (gst_rtspsrc_open),
(gst_rtspsrc_play), (gst_rtspsrc_handle_message):
* gst/rtsp/gstrtspsrc.h:
* gst/rtsp/rtspdefs.c: (rtsp_strresult):
* gst/rtsp/rtspdefs.h:
* gst/rtsp/rtspext.h:
* gst/rtsp/rtspextwms.c: (rtsp_ext_wms_parse_sdp),
(rtsp_ext_wms_get_context):
* gst/rtsp/rtspextwms.h:
* gst/rtsp/rtsptransport.c: (rtsp_transport_init), (parse_mode),
(rtsp_transport_parse):
* gst/rtsp/rtsptransport.h:
Factor out extension in separate module.
Fix getcaps to filter against the padtemplate.
Use Content-Base if the server gives one.
Rework the transport parsing a bit for future extensions.
Added some Real Header field definitions.

1 files changed, 21 insertions, 4 deletions

diff --git a/gst/rtsp/gstrtpdec.c b/gst/rtsp/gstrtpdec.c
index 728a1381..a4ea0d46 100644
--- a/gst/rtsp/gstrtpdec.c
+++ b/gst/rtsp/gstrtpdec.c
@@ -222,6 +222,7 @@ gst_rtpdec_getcaps (GstPad * pad)
   GstRTPDec *src;
   GstPad *other;
   GstCaps *caps;
+  const GstCaps *templ;
 
   src = GST_RTPDEC (GST_PAD_PARENT (pad));
 
@@ -229,8 +230,20 @@ gst_rtpdec_getcaps (GstPad * pad)
 
   caps = gst_pad_peer_get_caps (other);
 
-  if (caps == NULL)
-    caps = gst_caps_copy (gst_pad_get_pad_template_caps (pad));
+  templ = gst_pad_get_pad_template_caps (pad);
+  if (caps == NULL) {
+    GST_DEBUG_OBJECT (src, "copy template");
+    caps = gst_caps_copy (templ);
+  } else {
+    GstCaps *intersect;
+
+    GST_DEBUG_OBJECT (src, "intersect with template");
+
+    intersect = gst_caps_intersect (caps, templ);
+    gst_caps_unref (caps);
+
+    caps = intersect;
+  }
 
   return caps;
 }
@@ -242,14 +255,18 @@ gst_rtpdec_chain_rtp (GstPad * pad, GstBuffer * buffer)
 
   src = GST_RTPDEC (GST_PAD_PARENT (pad));
 
-  GST_DEBUG ("got rtp packet");
+  GST_DEBUG_OBJECT (src, "got rtp packet");
   return gst_pad_push (src->src_rtp, buffer);
 }
 
 static GstFlowReturn
 gst_rtpdec_chain_rtcp (GstPad * pad, GstBuffer * buffer)
 {
-  GST_DEBUG ("got rtcp packet");
+  GstRTPDec *src;
+
+  src = GST_RTPDEC (GST_PAD_PARENT (pad));
+
+  GST_DEBUG_OBJECT (src, "got rtcp packet");
 
   gst_buffer_unref (buffer);
   return GST_FLOW_OK;