Java CommandLineRunner: print result points

[zxing.git] / symbian / QQrDecoder / zxing / BinaryBitmap.cpp

diff --git a/symbian/QQrDecoder/zxing/BinaryBitmap.cpp b/symbian/QQrDecoder/zxing/BinaryBitmap.cpp
index 1e692a9..ff79b55 100644 (file)
--- a/symbian/QQrDecoder/zxing/BinaryBitmap.cpp
+++ b/symbian/QQrDecoder/zxing/BinaryBitmap.cpp
@@ -23,7 +23,7 @@
 
 namespace zxing {
        
-       BinaryBitmap::BinaryBitmap(Ref<Binarizer> binarizer) : bits_(NULL), binarizer_(binarizer) {
+       BinaryBitmap::BinaryBitmap(Ref<Binarizer> binarizer) : bits_(NULL), array_bits_(NULL), binarizer_(binarizer), cached_y_(-1) {
                
        }
        
@@ -31,8 +31,9 @@ namespace zxing {
        }
        
        Ref<BitArray> BinaryBitmap::getBlackRow(int y, Ref<BitArray> row) {
-               if (array_bits_ == NULL) {
+               if (array_bits_ == NULL && cached_y_ != y) {
                        array_bits_ = binarizer_->getBlackRow(y, row);
+                       cached_y_ = y;
                }
                return array_bits_;
        }