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realmedia: Add support for group-id in the stream-start event

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This commit is contained in:
Sebastian Dröge 2013-07-22 16:01:13 +02:00
parent bde41413f6
commit a8a32d1317
4 changed files with 53 additions and 2 deletions
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23
gst/realmedia/rademux.c
View file

@ -153,6 +153,9 @@ gst_real_audio_demux_reset (GstRealAudioDemux * demux)
demux->offset = 0;
demux->have_group_id = FALSE;
demux->group_id = G_MAXUINT;
gst_adapter_clear (demux->adapter);
}
@ -320,6 +323,7 @@ gst_real_audio_demux_parse_header (GstRealAudioDemux * demux)
const guint8 *data;
gchar *codec_name = NULL;
GstCaps *caps = NULL;
GstEvent *event;
gchar *stream_id;
guint avail;
@ -449,7 +453,24 @@ gst_real_audio_demux_parse_header (GstRealAudioDemux * demux)
stream_id =
gst_pad_create_stream_id (demux->srcpad, GST_ELEMENT_CAST (demux), NULL);
gst_pad_push_event (demux->srcpad, gst_event_new_stream_start (stream_id));
event = gst_pad_get_sticky_event (demux->sinkpad, GST_EVENT_STREAM_START, 0);
if (event) {
if (gst_event_parse_group_id (event, &demux->group_id))
demux->have_group_id = TRUE;
else
demux->have_group_id = FALSE;
gst_event_unref (event);
} else if (!demux->have_group_id) {
demux->have_group_id = TRUE;
demux->group_id = gst_util_group_id_next ();
}
event = gst_event_new_stream_start (stream_id);
if (demux->have_group_id)
gst_event_set_group_id (event, demux->group_id);
gst_pad_push_event (demux->srcpad, event);
g_free (stream_id);
gst_pad_set_caps (demux->srcpad, caps);

3
gst/realmedia/rademux.h
View file

@ -51,6 +51,9 @@ struct _GstRealAudioDemux {
GstPad *sinkpad;
GstPad *srcpad;
gboolean have_group_id;
guint group_id;
GstAdapter *adapter;
GstRealAudioDemuxState state;

26
gst/realmedia/rmdemux.c
View file

@ -262,6 +262,8 @@ gst_rmdemux_init (GstRMDemux * rmdemux)
rmdemux->first_ts = GST_CLOCK_TIME_NONE;
rmdemux->base_ts = GST_CLOCK_TIME_NONE;
rmdemux->need_newsegment = TRUE;
rmdemux->have_group_id = FALSE;
rmdemux->group_id = G_MAXUINT;
gst_rm_utils_run_tests ();
}
@ -693,6 +695,9 @@ gst_rmdemux_reset (GstRMDemux * rmdemux)
rmdemux->first_ts = GST_CLOCK_TIME_NONE;
rmdemux->base_ts = GST_CLOCK_TIME_NONE;
rmdemux->need_newsegment = TRUE;
rmdemux->have_group_id = FALSE;
rmdemux->group_id = G_MAXUINT;
}
static GstStateChangeReturn
@ -1467,6 +1472,7 @@ gst_rmdemux_add_stream (GstRMDemux * rmdemux, GstRMDemuxStream * stream)
stream_caps);
if (stream->pad && stream_caps) {
GstEvent *event;
GST_LOG_OBJECT (rmdemux, "%d bytes of extra data for stream %s",
stream->extra_data_size, GST_PAD_NAME (stream->pad));
@ -1498,7 +1504,25 @@ gst_rmdemux_add_stream (GstRMDemux * rmdemux, GstRMDemuxStream * stream)
stream_id =
gst_pad_create_stream_id_printf (stream->pad,
GST_ELEMENT_CAST (rmdemux), "%03u", stream->id);
gst_pad_push_event (stream->pad, gst_event_new_stream_start (stream_id));
event =
gst_pad_get_sticky_event (rmdemux->sinkpad, GST_EVENT_STREAM_START, 0);
if (event) {
if (gst_event_parse_group_id (event, &rmdemux->group_id))
rmdemux->have_group_id = TRUE;
else
rmdemux->have_group_id = FALSE;
gst_event_unref (event);
} else if (!rmdemux->have_group_id) {
rmdemux->have_group_id = TRUE;
rmdemux->group_id = gst_util_group_id_next ();
}
event = gst_event_new_stream_start (stream_id);
if (rmdemux->have_group_id)
gst_event_set_group_id (event, rmdemux->group_id);
gst_pad_push_event (stream->pad, event);
g_free (stream_id);
gst_pad_set_caps (stream->pad, stream_caps);

3
gst/realmedia/rmdemux.h
View file

@ -82,6 +82,9 @@ struct _GstRMDemux {
/* pads */
GstPad *sinkpad;
gboolean have_group_id;
guint group_id;
GSList *streams;
guint n_video_streams;
guint n_audio_streams;