From d91388367fa64b98a09b45e2b7fb8435a62b7609 Mon Sep 17 00:00:00 2001
From: Clément Bœsch <ubitux@gmail.com>
Date: Mon, 3 Dec 2012 20:38:27 +0100
Subject: lavfi/gradfun: remove check for AV_PERM_PRESERVE.

This check does not make sense in this context, see
doc/filter_design.txt for details about the usage of such flag.
---
 libavfilter/vf_gradfun.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libavfilter/vf_gradfun.c')

diff --git a/libavfilter/vf_gradfun.c b/libavfilter/vf_gradfun.c
index 260a44b6e5..32d8796071 100644
--- a/libavfilter/vf_gradfun.c
+++ b/libavfilter/vf_gradfun.c
@@ -189,7 +189,7 @@ static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *in)
     AVFilterBufferRef *out;
     int p, direct = 0;
 
-    if ((in->perms & AV_PERM_WRITE) && !(in->perms & AV_PERM_PRESERVE)) {
+    if (in->perms & AV_PERM_WRITE) {
         direct = 1;
         out = in;
     } else {
-- 
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