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timedvaluecontrolsource: Check that the only iter is the end iter in the GSequence

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Previous patch was assuming that if the returned iter was the last iter
the GSequence was empty, which is obviously wrong.
This commit is contained in:
Thibault Saunier 2015-05-16 12:57:12 +02:00
parent 78bbaeb6e7
commit 33924a7f04
1 changed files with 14 additions and 11 deletions
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25
libs/gst/controller/gsttimedvaluecontrolsource.c
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@ -182,21 +182,24 @@ gst_timed_value_control_source_set_internal (GstTimedValueControlSource *
iter =
g_sequence_search (self->values, &timestamp,
(GCompareDataFunc) gst_control_point_find, NULL);
if (iter && !g_sequence_iter_is_end (iter)) {
if (iter) {
GSequenceIter *prev = g_sequence_iter_prev (iter);
GstControlPoint *cp = g_sequence_get (prev);
/* If the timestamp is the same just update the control point value */
if (cp->timestamp == timestamp) {
if (!g_sequence_iter_is_end (prev)) {
GstControlPoint *cp = g_sequence_get (prev);
/* update control point */
cp->value = value;
g_mutex_unlock (&self->lock);
/* If the timestamp is the same just update the control point value */
if (cp->timestamp == timestamp) {
g_signal_emit (self,
gst_timed_value_control_source_signals[VALUE_CHANGED_SIGNAL], 0,
cp);
goto done;
/* update control point */
cp->value = value;
g_mutex_unlock (&self->lock);
g_signal_emit (self,
gst_timed_value_control_source_signals[VALUE_CHANGED_SIGNAL], 0,
cp);
goto done;
}
}
}
} else {