From 3722dcf128a98e9e92774b3f8f7326ee2ad98e84 Mon Sep 17 00:00:00 2001
From: Tor Andersson <tor.andersson@artifex.com>
Date: Wed, 14 Oct 2015 13:16:08 +0200
Subject: Scale colors of JPEG2000 images with bit depths less than eight.

---
 source/fitz/load-jpx.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/source/fitz/load-jpx.c b/source/fitz/load-jpx.c
index 7cd36474..6b92e5c8 100644
--- a/source/fitz/load-jpx.c
+++ b/source/fitz/load-jpx.c
@@ -224,6 +224,8 @@ fz_load_jpx(fz_context *ctx, unsigned char *data, int size, fz_colorspace *defcs
 					v = v + (1 << (depth - 1));
 				if (depth > 8)
 					v = v >> (depth - 8);
+				else if (depth < 8)
+					v = v << (8 - depth);
 				*p++ = v;
 			}
 			if (!a)
-- 
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