From b89f94077d85c33cac4a99ccfb024bbb284a8bab Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Fri, 16 Mar 2012 04:35:21 +0100
Subject: [PATCH] ass: fix DAR calculation.
Found-by: REN Lifeng <renlifeng@wowfly.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
libavfilter/vf_ass.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavfilter/vf_ass.c b/libavfilter/vf_ass.c
index 7ef78f1b16f..774ea09e31a 100644
--- a/libavfilter/vf_ass.c
+++ b/libavfilter/vf_ass.c
@@ -134,7 +134,7 @@ static int config_input(AVFilterLink *inlink)
const AVPixFmtDescriptor *pix_desc = &av_pix_fmt_descriptors[inlink->format];
double sar = inlink->sample_aspect_ratio.num ?
av_q2d(inlink->sample_aspect_ratio) : 1;
- double dar = inlink->w / inlink->h * sar;
+ double dar = inlink->w / (double)inlink->h * sar;
av_image_fill_max_pixsteps(ass->pix_step, NULL, pix_desc);
ff_fill_rgba_map(ass->rgba_map, inlink->format);
--
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