From 4f909565968158dd6cf5116838e8863f4aa51ecc Mon Sep 17 00:00:00 2001 From: Vitor Sessak Date: Fri, 15 Feb 2008 21:59:57 +0000 Subject: [PATCH] Ensure that buffers returned by the default allocator are readable, or else 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 | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/libavfilter/defaults.c b/libavfilter/defaults.c index da739d9..8abdb7e 100644 --- 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; -- 2.7.4