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smptealpha: Do not set width/height before comparing with old values

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Otherwise we end up considering the values did not change and we wrongly
work with the old video format (which will lead to wrong
behaviour/segfaults).

https://bugzilla.gnome.org/show_bug.cgi?id=755621
This commit is contained in:
Thibault Saunier 2015-09-25 14:08:09 +02:00
parent d7a0fd82c0
commit 802a270126
1 changed files with 3 additions and 5 deletions
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8
gst/smpte/gstsmptealpha.c
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@ -615,22 +615,20 @@ gst_smpte_alpha_set_info (GstVideoFilter * vfilter, GstCaps * incaps,
{
GstSMPTEAlpha *smpte = GST_SMPTE_ALPHA (vfilter);
gboolean ret;
gint width, height;
smpte->process = NULL;
smpte->in_format = GST_VIDEO_INFO_FORMAT (in_info);
smpte->out_format = GST_VIDEO_INFO_FORMAT (out_info);
smpte->width = width = GST_VIDEO_INFO_WIDTH (out_info);
smpte->height = height = GST_VIDEO_INFO_HEIGHT (out_info);
/* try to update the mask now, this will also adjust the width/height on
* success */
GST_OBJECT_LOCK (smpte);
ret =
gst_smpte_alpha_update_mask (smpte, smpte->type, smpte->invert,
smpte->depth, width, height);
smpte->depth, GST_VIDEO_INFO_WIDTH (out_info),
GST_VIDEO_INFO_HEIGHT (out_info));
GST_OBJECT_UNLOCK (smpte);
if (!ret)
goto mask_failed;