summaryrefslogtreecommitdiffstats
path: root/examples
diff options
context:
space:
mode:
Diffstat (limited to 'examples')
-rw-r--r--examples/seeking/seek.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/examples/seeking/seek.c b/examples/seeking/seek.c
index fce17f3e..a274c105 100644
--- a/examples/seeking/seek.c
+++ b/examples/seeking/seek.c
@@ -755,6 +755,7 @@ update_scale (gpointer data)
GstClock *clock;
guint64 position;
GstFormat format = GST_FORMAT_TIME;
+ gboolean res;
duration = 0;
clock = gst_bin_get_clock (GST_BIN (pipeline));
@@ -763,15 +764,23 @@ update_scale (gpointer data)
if (seekable_elements) {
GstElement *element = GST_ELEMENT (seekable_elements->data);
- gst_element_query (element, GST_QUERY_TOTAL, &format, &duration);
- gst_element_query (element, GST_QUERY_POSITION, &format, &position);
+ res = gst_element_query (element, GST_QUERY_TOTAL, &format, &duration);
+ if (!res)
+ duration = 0;
+ res = gst_element_query (element, GST_QUERY_POSITION, &format, &position);
+ if (!res)
+ position = 0;
}
} else {
if (seekable_pads) {
GstPad *pad = GST_PAD (seekable_pads->data);
- gst_pad_query (pad, GST_QUERY_TOTAL, &format, &duration);
- gst_pad_query (pad, GST_QUERY_POSITION, &format, &position);
+ res = gst_pad_query (pad, GST_QUERY_TOTAL, &format, &duration);
+ if (!res)
+ duration = 0;
+ res = gst_pad_query (pad, GST_QUERY_POSITION, &format, &position);
+ if (!res)
+ position = 0;
}
}