From: srowen <srowen@59b500cc-1b3d-0410-9834-0bbf25fbcc57>
Date: Mon, 11 May 2009 21:02:08 +0000 (+0000)
Subject: Marginal improvement to datamatrix decoder
X-Git-Url: http://git.rot13.org/?p=zxing.git;a=commitdiff_plain;h=85e4e130a34fcf20b28cbdf11b4b78c9bda02bc7

Marginal improvement to datamatrix decoder

git-svn-id: http://zxing.googlecode.com/svn/trunk@937 59b500cc-1b3d-0410-9834-0bbf25fbcc57
---

diff --git a/core/src/com/google/zxing/datamatrix/detector/Detector.java b/core/src/com/google/zxing/datamatrix/detector/Detector.java
index 8649a656..eed0dfd6 100644
--- a/core/src/com/google/zxing/datamatrix/detector/Detector.java
+++ b/core/src/com/google/zxing/datamatrix/detector/Detector.java
@@ -147,6 +147,10 @@ public final class Detector {
 
     int dimension = Math.min(transitionsBetween(topLeft, topRight).getTransitions(), 
                              transitionsBetween(bottomRight, topRight).getTransitions());
+    if ((dimension & 0x01) == 1) {
+      // it can't be odd, so, round... up?
+      dimension++;
+    }
     dimension += 2;
 
     BitMatrix bits = sampleGrid(image, topLeft, bottomLeft, bottomRight, dimension);