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ext/ogg/gstoggdemux.c: Hack to prevent crash when going to READY inside signal handler while this function is active.

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Original commit message from CVS:
* ext/ogg/gstoggdemux.c: (gst_ogg_pad_push):
Hack to prevent crash when going to READY inside signal handler
while this function is active.
This commit is contained in:
Ronald S. Bultje 2004-10-31 15:33:43 +00:00
parent 50edf4b216
commit 109d3f572a
2 changed files with 20 additions and 6 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2004-10-31 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* ext/ogg/gstoggdemux.c: (gst_ogg_pad_push):
Hack to prevent crash when going to READY inside signal handler
while this function is active.
2004-10-31 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* gst/ffmpegcolorspace/Makefile.am:

20
ext/ogg/gstoggdemux.c
View file

@ -562,10 +562,12 @@ gst_ogg_demux_src_event (GstPad * pad, GstEvent * event)
GST_OGG_SET_STATE (ogg, GST_OGG_STATE_SEEK);
FOR_PAD_IN_CURRENT_CHAIN (ogg, pad,
pad->flags |= GST_OGG_PAD_NEEDS_DISCONT;);
pad->flags |= GST_OGG_PAD_NEEDS_DISCONT;
);
if (GST_EVENT_SEEK_FLAGS (event) & GST_SEEK_FLAG_FLUSH) {
FOR_PAD_IN_CURRENT_CHAIN (ogg, pad,
pad->flags |= GST_OGG_PAD_NEEDS_FLUSH;);
pad->flags |= GST_OGG_PAD_NEEDS_FLUSH;
);
}
GST_DEBUG_OBJECT (ogg,
"initiating seeking to format %d, offset %" G_GUINT64_FORMAT, format,
@ -640,7 +642,8 @@ gst_ogg_demux_handle_event (GstPad * pad, GstEvent * event)
gst_event_unref (event);
GST_FLAG_UNSET (ogg, GST_OGG_FLAG_WAIT_FOR_DISCONT);
FOR_PAD_IN_CURRENT_CHAIN (ogg, pad,
pad->flags |= GST_OGG_PAD_NEEDS_DISCONT;);
pad->flags |= GST_OGG_PAD_NEEDS_DISCONT;
);
break;
default:
gst_pad_event_default (pad, event);
@ -926,7 +929,8 @@ _find_chain_get_unknown_part (GstOggDemux * ogg, gint64 * start, gint64 * end)
*end = G_MAXINT64;
g_assert (ogg->current_chain >= 0);
FOR_PAD_IN_CURRENT_CHAIN (ogg, pad, *start = MAX (*start, pad->end_offset););
FOR_PAD_IN_CURRENT_CHAIN (ogg, pad, *start = MAX (*start, pad->end_offset);
);
if (ogg->setup_state == SETUP_FIND_LAST_CHAIN) {
*end = gst_file_pad_get_length (ogg->sinkpad);
@ -1055,7 +1059,8 @@ _find_streams_check (GstOggDemux * ogg)
} else {
endpos = G_MAXINT64;
FOR_PAD_IN_CHAIN (ogg, pad, ogg->chains->len - 1,
endpos = MIN (endpos, pad->start_offset););
endpos = MIN (endpos, pad->start_offset);
);
}
if (!ogg->seek_skipped || gst_ogg_demux_position (ogg) >= endpos) {
/* have we found the endposition for all streams yet? */
@ -1416,7 +1421,10 @@ gst_ogg_pad_push (GstOggDemux * ogg, GstOggPad * pad)
int ret;
GstBuffer *buf;
while (TRUE) {
/* Hack. If someone connects to the push (or any related) signal and
* goes to READY, the pad will be destroyed and the next line will
* segfault. This does not work on PLAY -> READY -> PLAY. */
while (GST_STATE (ogg) >= GST_STATE_PAUSED) {
ret = ogg_stream_packetout (&pad->stream, &packet);
GST_LOG_OBJECT (ogg, "packetout gave %d", ret);
switch (ret) {