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oggstream: don't call NULL setup functions

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If we find a known mapper but it doesn't have a setup function, simply skip it
instead of crashing.
This commit is contained in:
Wim Taymans 2010-01-21 17:31:13 +01:00
parent 4ed58b5882
commit 06e2d2791b
1 changed files with 8 additions and 1 deletions
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9
ext/ogg/gstoggstream.c
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@ -1282,7 +1282,14 @@ gst_ogg_stream_setup_map (GstOggStream * pad, ogg_packet * packet)
if (packet->bytes >= mappers[i].min_packet_size &&
packet->bytes >= mappers[i].id_length &&
memcmp (packet->packet, mappers[i].id, mappers[i].id_length) == 0) {
ret = mappers[i].setup_func (pad, packet);
GST_DEBUG ("found mapper for '%s'", mappers[i].id);
if (mappers[i].setup_func)
ret = mappers[i].setup_func (pad, packet);
else
continue;
if (ret) {
GST_DEBUG ("got stream type %" GST_PTR_FORMAT, pad->caps);
pad->map = i;