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gst/avi/gstavidemux.c: Fix combined flow return. Fixes #412608.

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Original commit message from CVS:
* gst/avi/gstavidemux.c: (gst_avi_demux_combine_flows),
(gst_avi_demux_process_next_entry), (gst_avi_demux_stream_data),
(gst_avi_demux_loop), (gst_avi_demux_chain):
Fix combined flow return. Fixes #412608.
This commit is contained in:
Wim Taymans 2007-02-28 10:54:55 +00:00
parent dcdaf922c4
commit 83676ebd17
2 changed files with 49 additions and 53 deletions
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7
ChangeLog
View file

@ -1,3 +1,10 @@
2007-02-28 Wim Taymans <wim@fluendo.com>
* gst/avi/gstavidemux.c: (gst_avi_demux_combine_flows),
(gst_avi_demux_process_next_entry), (gst_avi_demux_stream_data),
(gst_avi_demux_loop), (gst_avi_demux_chain):
Fix combined flow return. Fixes #412608.
2007-02-28 Wim Taymans <wim@fluendo.com>
* gst/videofilter/Makefile.am:

95
gst/avi/gstavidemux.c
View file

@ -3231,29 +3231,33 @@ gst_avi_demux_invert (avi_stream_context * stream, GstBuffer * buf)
* Returns the aggregated GstFlowReturn.
*/
static GstFlowReturn
gst_avi_demux_aggregated_flow (GstAviDemux * avi)
gst_avi_demux_combine_flows (GstAviDemux * avi, avi_stream_context * stream,
GstFlowReturn ret)
{
gint i;
GstFlowReturn res = GST_FLOW_OK;
/* store the value */
stream->last_flow = ret;
/* any other error that is not-linked can be returned right
* away */
if (ret != GST_FLOW_NOT_LINKED)
goto done;
/* only return NOT_LINKED if all other pads returned NOT_LINKED */
for (i = 0; i < avi->num_streams; i++) {
res = avi->stream[i].last_flow;
avi_stream_context *ostream = &avi->stream[i];
GST_LOG_OBJECT (avi, "stream %d , flow : %s", i, gst_flow_get_name (res));
/* at least one flow is success, return that value */
if (GST_FLOW_IS_SUCCESS (res))
break;
/* any other error that is not-linked can be returned right away */
if (res != GST_FLOW_NOT_LINKED)
break;
ret = ostream->last_flow;
/* some other return value (must be SUCCESS but we can return
* other values as well) */
if (ret != GST_FLOW_NOT_LINKED)
goto done;
}
GST_DEBUG_OBJECT (avi, "Returning aggregated value of %s",
gst_flow_get_name (res));
return res;
/* if we get here, all other pads were unlinked and we return
* NOT_LINKED then */
done:
return ret;
}
/*
@ -3343,7 +3347,11 @@ gst_avi_demux_process_next_entry (GstAviDemux * avi)
stream->discont = FALSE;
}
res = stream->last_flow = gst_pad_push (stream->pad, buf);
res = gst_pad_push (stream->pad, buf);
/* combine flows */
res = gst_avi_demux_combine_flows (avi, stream, res);
/* mark as processed, we increment the frame and byte counters then
* leave the while loop and return the GstFlowReturn */
processed = TRUE;
@ -3357,6 +3365,7 @@ gst_avi_demux_process_next_entry (GstAviDemux * avi)
beach:
GST_DEBUG_OBJECT (avi, "returning %s", gst_flow_get_name (res));
return res;
/* ERRORS */
@ -3365,7 +3374,7 @@ eos:
GST_LOG_OBJECT (avi, "Handled last index entry, setting EOS (%d > %d)",
avi->current_entry, avi->index_size);
/* we mark the first stream as EOS */
res = avi->stream[0].last_flow = GST_FLOW_UNEXPECTED;
res = GST_FLOW_UNEXPECTED;
goto beach;
}
eos_stop:
@ -3373,7 +3382,7 @@ eos_stop:
GST_LOG_OBJECT (avi, "Found keyframe after segment,"
" setting EOS (%" GST_TIME_FORMAT " > %" GST_TIME_FORMAT ")",
GST_TIME_ARGS (entry->ts), GST_TIME_ARGS (avi->segment.stop));
res = stream->last_flow = GST_FLOW_UNEXPECTED;
res = GST_FLOW_UNEXPECTED;
goto beach;
}
pull_failed:
@ -3381,7 +3390,6 @@ pull_failed:
GST_DEBUG_OBJECT (avi,
"pull range failed: pos=%" G_GUINT64_FORMAT " size=%d",
entry->offset + avi->index_offset, entry->size);
stream->last_flow = res;
goto beach;
}
short_buffer:
@ -3390,7 +3398,7 @@ short_buffer:
", only got %d/%d bytes (truncated file?)", entry->offset +
avi->index_offset, GST_BUFFER_SIZE (buf), entry->size);
gst_buffer_unref (buf);
res = stream->last_flow = GST_FLOW_UNEXPECTED;
res = GST_FLOW_UNEXPECTED;
goto beach;
}
}
@ -3532,7 +3540,10 @@ gst_avi_demux_stream_data (GstAviDemux * avi)
GST_BUFFER_FLAG_SET (buf, GST_BUFFER_FLAG_DISCONT);
stream->discont = FALSE;
}
res = stream->last_flow = gst_pad_push (stream->pad, buf);
res = gst_pad_push (stream->pad, buf);
/* combine flows */
res = gst_avi_demux_combine_flows (avi, stream, res);
if (res != GST_FLOW_OK) {
GST_DEBUG ("Push failed; %s", gst_flow_get_name (res));
return res;
@ -3584,7 +3595,7 @@ push_tag_lists (GstAviDemux * avi)
static void
gst_avi_demux_loop (GstPad * pad)
{
GstFlowReturn res = GST_FLOW_OK, agg_res = GST_FLOW_OK;
GstFlowReturn res;
GstAviDemux *avi = GST_AVI_DEMUX (GST_PAD_PARENT (pad));
switch (avi->state) {
@ -3613,32 +3624,10 @@ gst_avi_demux_loop (GstPad * pad)
/* process each index entry in turn */
res = gst_avi_demux_stream_data (avi);
#if 0
/* if a pad is in e.g. WRONG_STATE, we want to pause to unlock the STREAM_LOCK */
if ((res == GST_FLOW_WRONG_STATE) || ((res != GST_FLOW_OK)
&& ((agg_res =
gst_avi_demux_aggregated_flow (avi)) != GST_FLOW_OK))) {
GST_WARNING ("stream_movi flow: %s / %s", gst_flow_get_name (res),
gst_flow_get_name (agg_res));
res = agg_res;
goto pause;
}
#endif
/* if a pad is in WRONG_STATE like after a flushing seek, we want to pause to
* unlock the STREAM_LOCK
*/
/* pause when error */
if (res != GST_FLOW_OK) {
GST_INFO ("stream_movi flow: %s", gst_flow_get_name (res));
/* if we do that then we can't play streams, that are partialy linked */
if (res == GST_FLOW_WRONG_STATE)
goto pause;
if ((agg_res = gst_avi_demux_aggregated_flow (avi)) != GST_FLOW_OK) {
GST_INFO ("stream_movi aggregated flow: %s",
gst_flow_get_name (agg_res));
res = agg_res;
goto pause;
}
goto pause;
}
break;
default:
@ -3695,7 +3684,7 @@ pause:
static GstFlowReturn
gst_avi_demux_chain (GstPad * pad, GstBuffer * buf)
{
GstFlowReturn res = GST_FLOW_OK;
GstFlowReturn res;
GstAviDemux *avi = GST_AVI_DEMUX (GST_PAD_PARENT (pad));
GST_DEBUG ("Store %d bytes in adapter", GST_BUFFER_SIZE (buf));
@ -3725,15 +3714,15 @@ gst_avi_demux_chain (GstPad * pad, GstBuffer * buf)
res = gst_avi_demux_stream_data (avi);
break;
default:
g_assert_not_reached ();
GST_ELEMENT_ERROR (avi, STREAM, FAILED, (NULL),
("Illegal internal state"));
res = GST_FLOW_ERROR;
break;
}
GST_DEBUG_OBJECT (avi, "state: %d res:%s", avi->state,
gst_flow_get_name (res));
/* Get Aggregated flow return as the final flow result. */
res = gst_avi_demux_aggregated_flow (avi);
return res;
}