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ximagesink: Check if the X context is allocated before using it

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It should be allocated at these places already or the state changes
would have failed... but better add an additional check here.
This commit is contained in:
Sebastian Dröge 2010-05-10 12:44:41 +02:00
parent df5c772c44
commit 6914986cb3
1 changed files with 10 additions and 0 deletions
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10
sys/ximage/ximagesink.c
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@ -1658,6 +1658,11 @@ gst_ximagesink_show_frame (GstVideoSink * vsink, GstBuffer * buf)
ximagesink = GST_XIMAGESINK (vsink);
/* This shouldn't really happen because state changes will fail
* if the xcontext can't be allocated */
if (!ximagesink->xcontext)
return GST_FLOW_ERROR;
/* If this buffer has been allocated using our buffer management we simply
put the ximage which is in the PRIVATE pointer */
if (GST_IS_XIMAGE_BUFFER (buf)) {
@ -1768,6 +1773,11 @@ gst_ximagesink_buffer_alloc (GstBaseSink * bsink, guint64 offset, guint size,
ximagesink = GST_XIMAGESINK (bsink);
/* This shouldn't really happen because state changes will fail
* if the xcontext can't be allocated */
if (!ximagesink->xcontext)
return GST_FLOW_ERROR;
GST_LOG_OBJECT (ximagesink,
"a buffer of %d bytes was requested with caps %" GST_PTR_FORMAT
" and offset %" G_GUINT64_FORMAT, size, caps, offset);