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audiovisualizer: fix improper video frame clear operation

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The current code is memsetting the GstVideoFrame.data address to 0s (which
causes a segfault). This member is actually an array of data buffers (one for
each plane).  This fix iterates over each data plane to clear them all.

https://bugzilla.gnome.org/show_bug.cgi?id=695655
This commit is contained in:
Greg Rutz 2013-03-11 21:55:28 -06:00 committed by Tim-Philipp Müller
parent 4eb960d6c3
commit c66fd54e78
1 changed files with 5 additions and 1 deletions
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6
gst/audiovisualizers/gstaudiovisualizer.c
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@ -964,7 +964,11 @@ gst_audio_visualizer_chain (GstPad * pad, GstObject * parent,
gst_video_frame_copy (&outframe, &scope->tempframe);
} else {
/* gst_video_frame_clear() or is output frame already cleared */
memset (outframe.data, 0, scope->vinfo.size);
gint i;
for (i = 0; i < scope->vinfo.finfo->n_planes; i++) {
memset (outframe.data[i], 0, outframe.map[i].size);
}
}
gst_buffer_replace_all_memory (inbuf,