1 #ifndef __FORMAT_INFORMATION_H__
2 #define __FORMAT_INFORMATION_H__
8 * Created by Christian Brunschen on 18/05/2008.
9 * Copyright 2008 ZXing authors All rights reserved.
11 * Licensed under the Apache License, Version 2.0 (the "License");
12 * you may not use this file except in compliance with the License.
13 * You may obtain a copy of the License at
15 * http://www.apache.org/licenses/LICENSE-2.0
17 * Unless required by applicable law or agreed to in writing, software
18 * distributed under the License is distributed on an "AS IS" BASIS,
19 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
20 * See the License for the specific language governing permissions and
21 * limitations under the License.
24 #include <zxing/qrcode/ErrorCorrectionLevel.h>
25 #include <zxing/common/Counted.h>
31 class FormatInformation : public Counted {
33 static int FORMAT_INFO_MASK_QR;
34 static int FORMAT_INFO_DECODE_LOOKUP[][2];
35 static int N_FORMAT_INFO_DECODE_LOOKUPS;
36 static int BITS_SET_IN_HALF_BYTE[];
38 ErrorCorrectionLevel &errorCorrectionLevel_;
39 unsigned char dataMask_;
41 FormatInformation(int formatInfo);
44 static int numBitsDiffering(unsigned int a, unsigned int b);
45 static Ref<FormatInformation> decodeFormatInformation(int rawFormatInfo);
46 static Ref<FormatInformation> doDecodeFormatInformation(int rawFormatInfo);
47 ErrorCorrectionLevel &getErrorCorrectionLevel();
48 unsigned char getDataMask();
49 friend bool operator==(const FormatInformation &a, const FormatInformation &b);
50 friend std::ostream& operator<<(std::ostream& out, const FormatInformation& fi);
55 #endif // __FORMAT_INFORMATION_H__