From 2625b955a31a94d5f433ba75e933d1acf4259f13 Mon Sep 17 00:00:00 2001
From: Timo Rothenpieler <timo@rothenpieler.org>
Date: Wed, 31 Aug 2016 11:25:25 +0200
Subject: [PATCH] avfilter/drawutils: honor shift for color component
description
---
libavfilter/drawutils.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/libavfilter/drawutils.c b/libavfilter/drawutils.c
index a3710db9391..f6760be9634 100644
--- a/libavfilter/drawutils.c
+++ b/libavfilter/drawutils.c
@@ -253,7 +253,8 @@ void ff_draw_color(FFDrawContext *draw, FFDrawColor *color, const uint8_t rgba[4
#define EXPAND(compn) \
if (desc->comp[compn].depth > 8) \
color->comp[desc->comp[compn].plane].u16[desc->comp[compn].offset] = \
- color->comp[desc->comp[compn].plane].u8[desc->comp[compn].offset] << (draw->desc->comp[compn].depth - 8)
+ color->comp[desc->comp[compn].plane].u8[desc->comp[compn].offset] << \
+ (draw->desc->comp[compn].depth + draw->desc->comp[compn].shift - 8)
EXPAND(3);
EXPAND(2);
EXPAND(1);
--
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