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clock: Don't allow setting an unsynced clock as master

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This commit is contained in:
Sebastian Dröge 2016-01-05 14:23:26 +02:00
parent ab827eca2e
commit 2f776d679f
1 changed files with 11 additions and 0 deletions
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11
gst/gstclock.c
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@ -1230,6 +1230,9 @@ gst_clock_set_master (GstClock * clock, GstClock * master)
/* we always allow setting the master to NULL */
if (master && !GST_OBJECT_FLAG_IS_SET (clock, GST_CLOCK_FLAG_CAN_SET_MASTER))
goto not_supported;
if (master && !gst_clock_is_synced (master))
goto master_not_synced;
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock,
"slaving %p to master clock %p", clock, master);
GST_OBJECT_UNLOCK (clock);
@ -1270,6 +1273,14 @@ not_supported:
GST_OBJECT_UNLOCK (clock);
return FALSE;
}
master_not_synced:
{
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, master,
"master clock is not synced yet");
GST_OBJECT_UNLOCK (clock);
return FALSE;
}
}
/**