From a67e8a61dcb367e787aaee39d24caba30f451704 Mon Sep 17 00:00:00 2001
From: Willem Jan Palenstijn
Date: Sat, 20 Feb 2016 22:29:15 +0100
Subject: VIDEO: Add warning for potential unaligned writes

---
 image/codecs/indeo3.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'image/codecs')

diff --git a/image/codecs/indeo3.cpp b/image/codecs/indeo3.cpp
index d414de31d1..560658d1f5 100644
--- a/image/codecs/indeo3.cpp
+++ b/image/codecs/indeo3.cpp
@@ -391,6 +391,11 @@ void Indeo3Decoder::decodeChunk(byte *cur, byte *ref, int width, int height,
 	int rle_v1, rle_v2, rle_v3;
 	uint16 res;
 
+	if ((width & 3) != 0) {
+		// This isn't a valid width according to http://wiki.multimedia.cx/index.php?title=Indeo_3
+		warning("Indeo3 file with width not divisible by 4. This will cause unaligned writes");
+	}
+
 	bit_buf = 0;
 	ref_vectors = NULL;
 
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