ext/qrscanner/zxing/magick/src/qrscanner.cpp in qrscanner-0.1 vs ext/qrscanner/zxing/magick/src/qrscanner.cpp in qrscanner-0.2

@@ -66,10 +66,11 @@
   Ref<BitMatrix> matrix(NULL);
   Ref<Binarizer> binarizer(NULL);
   const char* result_format = "";
 
     Image image;
+    image.density(Geometry(300,300));  // for PDFs or vector input with low, incorrect DPI set eg. some Canon scanners
     try {
       image.read(fname);
     } catch (...) {
       cerr << "Unable to open image, ignoring" << endl;
       return(NULL);
@@ -77,13 +78,13 @@
 
 
   try {
     Ref<MagickBitmapSource> source(new MagickBitmapSource(image));
 
-    binarizer = new HybridBinarizer(source);
-//    binarizer = new GlobalHistogramBinarizer(source);
+//    binarizer = new HybridBinarizer(source);
+    binarizer = new GlobalHistogramBinarizer(source);
 
-    DecodeHints hints(DecodeHints::DEFAULT_HINT);
+    DecodeHints hints(DecodeHints::BARCODEFORMAT_QR_CODE_HINT /*DecodeHints::DEFAULT_HINT*/);
     hints.setTryHarder(tryHarder);
     Ref<BinaryBitmap> binary(new BinaryBitmap(binarizer));
     Ref<Result> result(decode(binary, hints));
     cell_result = result->getText()->getText();
     result_format = barcodeFormatNames[result->getBarcodeFormat()];