af_channelmap: require AV_PERM_PRESERVE.

368f368e · Nicolas George · 44aeb062 · 368f368e
Commit 368f368e authored Aug 14, 2012 by Nicolas George
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af_astreamsync.c libavfilter/af_astreamsync.c +2 -2

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--- 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[]) {