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hlsdemux: Add support for duration queries

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This commit is contained in:
Andoni Morales Alastruey 2011-03-12 12:50:25 +01:00 committed by Sebastian Dröge
parent 18cd90e73f
commit 5daae4bb18
1 changed files with 36 additions and 0 deletions
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36
gst/hls/gsthlsdemux.c
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@ -92,6 +92,7 @@ static GstBusSyncReply gst_hls_demux_fetcher_bus_handler (GstBus * bus,
GstMessage * message, gpointer data);
static GstFlowReturn gst_hls_demux_chain (GstPad * pad, GstBuffer * buf);
static gboolean gst_hls_demux_sink_event (GstPad * pad, GstEvent * event);
static gboolean gst_hls_demux_src_query (GstPad * pad, GstQuery * query);
static GstFlowReturn gst_hls_demux_fetcher_chain (GstPad * pad, GstBuffer * buf);
static gboolean gst_hls_demux_fetcher_sink_event (GstPad * pad, GstEvent * event);
static void gst_hls_demux_loop (GstHLSDemux * demux);
@ -203,6 +204,9 @@ gst_hls_demux_init (GstHLSDemux * demux, GstHLSDemuxClass * klass)
/* demux pad */
demux->srcpad = gst_pad_new_from_static_template (&srctemplate, "src");
gst_pad_set_query_function (demux->srcpad,
GST_DEBUG_FUNCPTR (gst_hls_demux_src_query));
gst_pad_set_element_private (demux->srcpad, demux);
gst_element_add_pad (GST_ELEMENT (demux), demux->srcpad);
/* fetcher pad */
@ -353,6 +357,38 @@ gst_hls_demux_sink_event (GstPad * pad, GstEvent * event)
return gst_pad_event_default (pad, event);
}
static gboolean
gst_hls_demux_src_query (GstPad * pad, GstQuery * query)
{
GstHLSDemux *hlsdemux;
gboolean ret = FALSE;
if (query == NULL)
return FALSE;
hlsdemux = GST_HLS_DEMUX (gst_pad_get_element_private (pad));
switch (query->type) {
case GST_QUERY_DURATION:{
GstClockTime duration;
duration = gst_m3u8_client_get_duration (hlsdemux->client);
if (duration) {
gst_query_set_duration (query, GST_FORMAT_TIME, duration);
ret = TRUE;
}
break;
}
default:
/* Don't fordward queries upstream because of the special nature of this
* "demuxer", which relies on the upstream element only to be feed with the
* first playlist */
break;
}
return ret;
}
static gboolean
gst_hls_demux_fetcher_sink_event (GstPad * pad, GstEvent * event)
{