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fpsdisplaysink: check query return result before using it

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This commit is contained in:
Stefan Kost 2009-07-20 16:20:15 +03:00
parent 51e022d288
commit ebc417f769
1 changed files with 4 additions and 1 deletions
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5
gst/debugutils/fpsdisplaysink.c
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@ -206,7 +206,10 @@ display_current_fps (gpointer data)
GstFPSDisplaySink *self = GST_FPS_DISPLAY_SINK (data); GstFPSDisplaySink *self = GST_FPS_DISPLAY_SINK (data);
gint64 current_ts; gint64 current_ts;
gst_element_query (self->video_sink, self->query); /* if query failed try again on next timer tick */
if (!gst_element_query (self->video_sink, self->query))
return TRUE;
gst_query_parse_position (self->query, NULL, &current_ts); gst_query_parse_position (self->query, NULL, &current_ts);
if (GST_CLOCK_TIME_IS_VALID (self->last_ts)) { if (GST_CLOCK_TIME_IS_VALID (self->last_ts)) {