rtsp-sdp: Add gst_rtsp_sdp_from_stream()

A new function that adds info from a GstRTSPStream into an SDP message.

https://bugzilla.gnome.org/show_bug.cgi?id=758180
This commit is contained in:
Jan Schmidt 2015-11-17 01:12:28 +11:00
parent fefc011dfb
commit 192a1eea34
2 changed files with 41 additions and 23 deletions

View file

@ -73,7 +73,7 @@ update_sdp_from_tags (GstRTSPStream * stream, GstSDPMedia * stream_media)
}
static void
make_media (GstSDPMessage * sdp, GstSDPInfo * info, GstRTSPMedia * media,
make_media (GstSDPMessage * sdp, GstSDPInfo * info,
GstRTSPStream * stream, GstCaps * caps, GstRTSPProfile profile)
{
GstSDPMedia *smedia;
@ -258,30 +258,9 @@ gst_rtsp_sdp_from_media (GstSDPMessage * sdp, GstSDPInfo * info,
for (i = 0; i < n_streams; i++) {
GstRTSPStream *stream;
GstCaps *caps;
GstRTSPProfile profiles;
guint mask;
stream = gst_rtsp_media_get_stream (media, i);
caps = gst_rtsp_stream_get_caps (stream);
if (caps == NULL) {
g_warning ("ignoring stream %d without media type", i);
continue;
}
/* make a new media for each profile */
profiles = gst_rtsp_stream_get_profiles (stream);
mask = 1;
while (profiles >= mask) {
GstRTSPProfile prof = profiles & mask;
if (prof)
make_media (sdp, info, media, stream, caps, prof);
mask <<= 1;
}
gst_caps_unref (caps);
gst_rtsp_sdp_from_stream (sdp, info, stream);
}
{
@ -317,3 +296,41 @@ not_prepared:
return FALSE;
}
}
/**
* gst_rtsp_sdp_from_stream:
* @sdp: a #GstSDPMessage
* @info: (transfer none): a #GstSDPInfo
* @stream: (transfer none): a #GstRTSPStream
*
* Add info from @stream to @sdp.
*
*/
void
gst_rtsp_sdp_from_stream (GstSDPMessage * sdp, GstSDPInfo * info,
GstRTSPStream * stream)
{
GstCaps *caps;
GstRTSPProfile profiles;
guint mask;
caps = gst_rtsp_stream_get_caps (stream);
if (caps == NULL) {
g_warning ("ignoring stream without caps");
return;
}
/* make a new media for each profile */
profiles = gst_rtsp_stream_get_profiles (stream);
mask = 1;
while (profiles >= mask) {
GstRTSPProfile prof = profiles & mask;
if (prof)
make_media (sdp, info, stream, caps, prof);
mask <<= 1;
}
gst_caps_unref (caps);
}

View file

@ -34,6 +34,7 @@ typedef struct {
/* creating SDP */
gboolean gst_rtsp_sdp_from_media (GstSDPMessage *sdp, GstSDPInfo *info, GstRTSPMedia * media);
void gst_rtsp_sdp_from_stream (GstSDPMessage * sdp, GstSDPInfo * info, GstRTSPStream *stream);
G_END_DECLS