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Issue 1002 handle case where pure QR code's bottom right module isn't black

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git-svn-id: https://zxing.googlecode.com/svn/trunk@1946 59b500cc-1b3d-0410-9834-0bbf25fbcc57
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srowen 2011-09-29 14:51:20 +00:00
parent eda536772b
commit 8d594c783d
1 changed files with 6 additions and 0 deletions
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6
core/src/com/google/zxing/qrcode/QRCodeReader.java
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@ -115,6 +115,12 @@ public class QRCodeReader implements Reader {
int bottom = rightBottomBlack[1]; int bottom = rightBottomBlack[1];
int left = leftTopBlack[0]; int left = leftTopBlack[0];
int right = rightBottomBlack[0]; int right = rightBottomBlack[0];
if (bottom - top != right - left) {
// Special case, where bottom-right module wasn't black so we found something else in the last row
// Assume it's a square, so use height as the width
right = left + (bottom - top);
}
int matrixWidth = (right - left + 1) / moduleSize; int matrixWidth = (right - left + 1) / moduleSize;
int matrixHeight = (bottom - top + 1) / moduleSize; int matrixHeight = (bottom - top + 1) / moduleSize;