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Ensure that buffers returned by the default allocator are readable, or else
author
Vitor Sessak
<vitor1001@gmail.com>
Fri, 15 Feb 2008 21:59:57 +0000
(21:59 +0000)
committer
Vitor Sessak
<vitor1001@gmail.com>
Fri, 15 Feb 2008 21:59:57 +0000
(21:59 +0000)
they're useless for outputting.
Commited in SoC by Bobby Bingham on 2007-08-17 22:52:18
Originally committed as revision 12070 to svn://svn.ffmpeg.org/ffmpeg/trunk
libavfilter/defaults.c
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diff --git
a/libavfilter/defaults.c
b/libavfilter/defaults.c
index
da739d9
..
8abdb7e
100644
(file)
--- a/
libavfilter/defaults.c
+++ b/
libavfilter/defaults.c
@@
-39,7
+39,9
@@
AVFilterPicRef *avfilter_default_get_video_buffer(AVFilterLink *link, int perms)
ref->pic = pic;
ref->w = link->w;
ref->h = link->h;
- ref->perms = perms;
+
+ /* make sure the buffer gets read permission or it's useless for output */
+ ref->perms = perms | AV_PERM_READ;
pic->refcount = 1;
pic->format = link->format;