gst/avi/gstavidemux.c: Make loop function/task pause itself when all source pads are unlinked.

Original commit message from CVS:
* gst/avi/gstavidemux.c: (gst_avi_demux_all_source_pads_unlinked),
(gst_avi_demux_process_next_entry), (gst_avi_demux_loop):
Make loop function/task pause itself when all source pads are
unlinked.
This commit is contained in:
Tim-Philipp Müller 2006-02-02 12:29:24 +00:00
parent 4062420223
commit 00ed57af01
2 changed files with 39 additions and 3 deletions

View file

@ -1,3 +1,10 @@
2006-02-02 Tim-Philipp Müller <tim at centricular dot net>
* gst/avi/gstavidemux.c: (gst_avi_demux_all_source_pads_unlinked),
(gst_avi_demux_process_next_entry), (gst_avi_demux_loop):
Make loop function/task pause itself when all source pads are
unlinked.
2006-02-02 Tim-Philipp Müller <tim at centricular dot net>
* configure.ac:

View file

@ -2240,6 +2240,25 @@ gst_avi_demux_invert (avi_stream_context * stream, GstBuffer * buf)
return buf;
}
static gboolean
gst_avi_demux_all_source_pads_unlinked (GstAviDemux * avi)
{
gint i, num_unlinked = 0;
for (i = 0; i < avi->num_streams; ++i) {
GstPad *peer;
peer = gst_pad_get_peer (avi->stream[i].pad);
if (peer) {
gst_object_unref (peer);
} else {
++num_unlinked;
}
}
return (num_unlinked == avi->num_streams);
}
static GstFlowReturn
gst_avi_demux_process_next_entry (GstAviDemux * avi)
{
@ -2294,9 +2313,12 @@ gst_avi_demux_process_next_entry (GstAviDemux * avi)
GST_TIME_FORMAT " on pad %s",
GST_BUFFER_SIZE (buf), GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)),
GST_PAD_NAME (stream->pad));
if ((res = gst_pad_push (stream->pad, buf)) != GST_FLOW_OK &&
res != GST_FLOW_NOT_LINKED)
res = gst_pad_push (stream->pad, buf);
if (res != GST_FLOW_OK && res != GST_FLOW_NOT_LINKED) {
GST_DEBUG_OBJECT (avi, "Flow on pad %s: %s",
GST_PAD_NAME (stream->pad), gst_flow_get_name (res));
return res;
}
processed = TRUE;
}
next:
@ -2405,13 +2427,20 @@ gst_avi_demux_loop (GstPad * pad)
gst_avi_demux_send_event (avi, avi->seek_event);
avi->seek_event = NULL;
}
if ((res = gst_avi_demux_stream_data (avi)) != GST_FLOW_OK)
if ((res = gst_avi_demux_stream_data (avi)) != GST_FLOW_OK) {
GST_DEBUG_OBJECT (avi, "stream_data flow: %s", gst_flow_get_name (res));
goto pause;
}
break;
default:
g_assert_not_reached ();
}
if (gst_avi_demux_all_source_pads_unlinked (avi)) {
GST_DEBUG_OBJECT (avi, "all source pads unlinked, pausing");
goto pause;
}
return;
pause: