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vtenc: Check if VTSessionCopyProperty() succeeds before using the result

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https://bugzilla.gnome.org/show_bug.cgi?id=744585
This commit is contained in:
Sebastian Dröge 2015-02-16 12:35:09 +02:00
parent 282dbcee0b
commit 0c9f35653f
1 changed files with 5 additions and 0 deletions
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5
sys/applemedia/vtenc.c
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@ -1014,6 +1014,11 @@ gst_vtenc_update_latency (GstVTEnc * self)
status = VTSessionCopyProperty (self->session,
kVTCompressionPropertyKey_NumberOfPendingFrames, NULL, &value);
if (status != noErr || !value) {
GST_INFO_OBJECT (self, "failed to get NumberOfPendingFrames: %d", status);
return;
}
CFNumberGetValue (value, kCFNumberSInt32Type, &frames);
if (self->latency_frames == -1 || self->latency_frames != frames) {
self->latency_frames = frames;