From 810294ce3d3d9cceb3670a938379e2b2cba6cdc9 Mon Sep 17 00:00:00 2001
From: Carl Eugen Hoyos <cehoyos@ag.or.at>
Date: Fri, 4 Jul 2014 21:23:53 +0200
Subject: [PATCH] Use os/2 palette even if it contains less than 256 entries.

Fixes 11Bios13.bmp.
---
 libavcodec/bmp.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavcodec/bmp.c b/libavcodec/bmp.c
index ec4c467049..458fd0c768 100644
--- a/libavcodec/bmp.c
+++ b/libavcodec/bmp.c
@@ -248,6 +248,8 @@ static int bmp_decode_frame(AVCodecContext *avctx,
             } else if (t) {
                 colors = t;
             }
+        } else {
+            colors = FFMIN(256, (hsize-ihsize-14) / 3);
         }
         buf = buf0 + 14 + ihsize; //palette location
         // OS/2 bitmap, 3 bytes per palette entry