[FFmpeg-cvslog] af_channelmap: require AV_PERM_PRESERVE.

[Nicolas George]

ffmpeg | branch: master | Nicolas George <nicolas.george at normalesup.org> | Tue Aug 14 18:39:08 2012 +0200| [368f368e593f60da32ec43a40e262e943e781b3d] | committer: Nicolas George

af_channelmap: require AV_PERM_PRESERVE.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=368f368e593f60da32ec43a40e262e943e781b3d
---

 libavfilter/af_astreamsync.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavfilter/af_astreamsync.c b/libavfilter/af_astreamsync.c
index 3c5b77e..9768647 100644
--- a/libavfilter/af_astreamsync.c
+++ b/libavfilter/af_astreamsync.c
@@ -192,11 +192,11 @@ AVFilter avfilter_af_astreamsync = {
         { .name             = "in1",
           .type             = AVMEDIA_TYPE_AUDIO,
           .filter_samples   = filter_samples,
-          .min_perms        = AV_PERM_READ, },
+          .min_perms        = AV_PERM_READ | AV_PERM_PRESERVE, },
         { .name             = "in2",
           .type             = AVMEDIA_TYPE_AUDIO,
           .filter_samples   = filter_samples,
-          .min_perms        = AV_PERM_READ, },
+          .min_perms        = AV_PERM_READ | AV_PERM_PRESERVE, },
         { .name = NULL }
     },
     .outputs   = (const AVFilterPad[]) {