GstPad *pad; /* srcpad that caused creation of this chain */
+ gboolean drained; /* TRUE if the all children are drained */
gboolean demuxer; /* TRUE if elements->data is a demuxer */
gboolean seekable; /* TRUE if this chain ends on a demuxer and is seekable */
GList *elements; /* All elements in this group, first
gboolean * last_group, gboolean * drained, gboolean * switched)
{
gboolean handled = FALSE;
- gboolean alldrained = TRUE;
GList *tmp;
GST_DEBUG ("Checking group %p (target pad %s:%s)",
/* Figure out if all our chains are drained with the
* new information */
+ group->drained = TRUE;
for (tmp = group->children; tmp; tmp = tmp->next) {
GstDecodeChain *chain = (GstDecodeChain *) tmp->data;
gboolean subdrained = FALSE;
drain_and_switch_chains (chain, drainpad, last_group, &subdrained,
switched);
if (!subdrained)
- alldrained = FALSE;
+ group->drained = FALSE;
}
beach:
GST_DEBUG ("group %p (last_group:%d, drained:%d, switched:%d, handled:%d)",
- group, *last_group, alldrained, *switched, handled);
- *drained = alldrained;
+ group, *last_group, group->drained, *switched, handled);
+ *drained = group->drained;
return handled;
}
CHAIN_MUTEX_LOCK (chain);
+ /* Definitely can't be in drained chains */
+ if (G_UNLIKELY (chain->drained)) {
+ goto beach;
+ }
+
if (chain->endpad) {
/* Check if we're reached the target endchain */
if (chain == drainpad->chain) {
handled = TRUE;
}
- *drained = chain->endpad->drained;
+ chain->drained = chain->endpad->drained;
goto beach;
}
chain->next_groups =
g_list_delete_link (chain->next_groups, chain->next_groups);
*switched = TRUE;
- *drained = FALSE;
+ chain->drained = FALSE;
} else {
GST_DEBUG ("Group %p was the last in chain %p", chain->active_group,
chain);
- *drained = TRUE;
+ chain->drained = TRUE;
/* We're drained ! */
}
}
CHAIN_MUTEX_UNLOCK (chain);
GST_DEBUG ("Chain %p (handled:%d, last_group:%d, drained:%d, switched:%d)",
- chain, handled, *last_group, *drained, *switched);
+ chain, handled, *last_group, chain->drained, *switched);
+
+ *drained = chain->drained;
if (*drained)
g_signal_emit (dbin, gst_decode_bin_signals[SIGNAL_DRAINED], 0, NULL);