This is the sample program that can see the decode result of barcode data on Watson IoT.

Dependencies:   AsciiFont DisplayApp GR-PEACH_video LCD_shield_config LWIPBP3595Interface_STA_for_mbed-os USBDevice

Revision:
0:7d720671e6dc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/zxing_lib/zxing/DecodeHints.h	Thu Nov 10 20:04:48 2016 +0900
@@ -0,0 +1,89 @@
+// -*- mode:c++; tab-width:2; indent-tabs-mode:nil; c-basic-offset:2 -*-
+#ifndef __DECODEHINTS_H_
+#define __DECODEHINTS_H_
+/*
+ *  DecodeHintType.h
+ *  zxing
+ *
+ *  Copyright 2010 ZXing authors All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <zxing/BarcodeFormat.h>
+#include <zxing/ResultPointCallback.h>
+
+namespace zxing {
+
+typedef unsigned int DecodeHintType;
+class DecodeHints;
+DecodeHints operator | (DecodeHints const&, DecodeHints const&);
+
+class DecodeHints {
+ private:
+  DecodeHintType hints;
+  Ref<ResultPointCallback> callback;
+
+ public:
+  static const DecodeHintType AZTEC_HINT = 1 << BarcodeFormat::AZTEC;
+  static const DecodeHintType CODABAR_HINT = 1 << BarcodeFormat::CODABAR;
+  static const DecodeHintType CODE_39_HINT = 1 << BarcodeFormat::CODE_39;
+  static const DecodeHintType CODE_93_HINT = 1 << BarcodeFormat::CODE_93;
+  static const DecodeHintType CODE_128_HINT = 1 << BarcodeFormat::CODE_128;
+  static const DecodeHintType DATA_MATRIX_HINT = 1 << BarcodeFormat::DATA_MATRIX;
+  static const DecodeHintType EAN_8_HINT = 1 << BarcodeFormat::EAN_8;
+  static const DecodeHintType EAN_13_HINT = 1 << BarcodeFormat::EAN_13;
+  static const DecodeHintType ITF_HINT = 1 << BarcodeFormat::ITF;
+  static const DecodeHintType MAXICODE_HINT = 1 << BarcodeFormat::MAXICODE;
+  static const DecodeHintType PDF_417_HINT = 1 << BarcodeFormat::PDF_417;
+  static const DecodeHintType QR_CODE_HINT = 1 << BarcodeFormat::QR_CODE;
+  static const DecodeHintType RSS_14_HINT = 1 << BarcodeFormat::RSS_14;
+  static const DecodeHintType RSS_EXPANDED_HINT = 1 << BarcodeFormat::RSS_EXPANDED;
+  static const DecodeHintType UPC_A_HINT = 1 << BarcodeFormat::UPC_A;
+  static const DecodeHintType UPC_E_HINT = 1 << BarcodeFormat::UPC_E;
+  static const DecodeHintType UPC_EAN_EXTENSION_HINT = 1 << BarcodeFormat::UPC_EAN_EXTENSION;
+
+#if defined(__ICCARM__)             //
+  static const DecodeHintType TRYHARDER_HINT = 0x80000000;
+#else
+  static const DecodeHintType TRYHARDER_HINT = 1 << 31;
+#endif                              //
+  static const DecodeHintType CHARACTER_SET = 1 << 30;
+  // static const DecodeHintType ALLOWED_LENGTHS = 1 << 29;
+  // static const DecodeHintType ASSUME_CODE_39_CHECK_DIGIT = 1 << 28;
+  static const DecodeHintType  ASSUME_GS1 = 1 << 27;
+  // static const DecodeHintType NEED_RESULT_POINT_CALLBACK = 1 << 26;
+  
+  static const DecodeHints PRODUCT_HINT;
+  static const DecodeHints ONED_HINT;
+  static const DecodeHints DEFAULT_HINT;
+
+  DecodeHints();
+  DecodeHints(DecodeHintType init);
+
+  void addFormat(BarcodeFormat toadd);
+  bool containsFormat(BarcodeFormat tocheck) const;
+  bool isEmpty() const {return (hints==0);}
+  void clear() {hints=0;}
+  void setTryHarder(bool toset);
+  bool getTryHarder() const;
+
+  void setResultPointCallback(Ref<ResultPointCallback> const&);
+  Ref<ResultPointCallback> getResultPointCallback() const;
+
+  friend DecodeHints operator | (DecodeHints const&, DecodeHints const&);
+};
+
+}
+
+#endif