From 18802bc81ce8f6fe667f33e680990676a3407609 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Thu, 1 Jan 2015 02:30:16 +0100
Subject: avfilter/vf_idet: Use frame_requested instead of prev

This is more robust if the delay is not constant

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 libavfilter/vf_idet.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavfilter/vf_idet.c b/libavfilter/vf_idet.c
index 9a25042a89..7227a40d6f 100644
--- a/libavfilter/vf_idet.c
+++ b/libavfilter/vf_idet.c
@@ -285,7 +285,7 @@ static int request_frame(AVFilterLink *link)
         } else if (ret < 0) {
             return ret;
         }
-    } while (!idet->prev);
+    } while (link->frame_requested);
 
     return 0;
 }
-- 
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