Osamu Nakamura / GR-PEACH_mbed-os-client-ZXingSample

zxing_lib/zxing/LuminanceSource.h@0:2f8d4a574b4e, 2018-01-12 (annotated)

Committer:
Osamu Nakamura
Date:
Fri Jan 12 15:41:00 2018 +0900
Revision:
0:2f8d4a574b4e
Initial commit

Who changed what in which revision?

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Osamu Nakamura 0:2f8d4a574b4e 1 // -*- mode:c++; tab-width:2; indent-tabs-mode:nil; c-basic-offset:2 -*-
Osamu Nakamura 0:2f8d4a574b4e 2 #ifndef __LUMINANCESOURCE_H__
Osamu Nakamura 0:2f8d4a574b4e 3 #define __LUMINANCESOURCE_H__
Osamu Nakamura 0:2f8d4a574b4e 4 /*
Osamu Nakamura 0:2f8d4a574b4e 5 * LuminanceSource.h
Osamu Nakamura 0:2f8d4a574b4e 6 * zxing
Osamu Nakamura 0:2f8d4a574b4e 7 *
Osamu Nakamura 0:2f8d4a574b4e 8 * Copyright 2010 ZXing authors All rights reserved.
Osamu Nakamura 0:2f8d4a574b4e 9 *
Osamu Nakamura 0:2f8d4a574b4e 10 * Licensed under the Apache License, Version 2.0 (the "License");
Osamu Nakamura 0:2f8d4a574b4e 11 * you may not use this file except in compliance with the License.
Osamu Nakamura 0:2f8d4a574b4e 12 * You may obtain a copy of the License at
Osamu Nakamura 0:2f8d4a574b4e 13 *
Osamu Nakamura 0:2f8d4a574b4e 14 * http://www.apache.org/licenses/LICENSE-2.0
Osamu Nakamura 0:2f8d4a574b4e 15 *
Osamu Nakamura 0:2f8d4a574b4e 16 * Unless required by applicable law or agreed to in writing, software
Osamu Nakamura 0:2f8d4a574b4e 17 * distributed under the License is distributed on an "AS IS" BASIS,
Osamu Nakamura 0:2f8d4a574b4e 18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Osamu Nakamura 0:2f8d4a574b4e 19 * See the License for the specific language governing permissions and
Osamu Nakamura 0:2f8d4a574b4e 20 * limitations under the License.
Osamu Nakamura 0:2f8d4a574b4e 21 */
Osamu Nakamura 0:2f8d4a574b4e 22
Osamu Nakamura 0:2f8d4a574b4e 23 #include <zxing/common/Counted.h>
Osamu Nakamura 0:2f8d4a574b4e 24 #include <zxing/common/Array.h>
Osamu Nakamura 0:2f8d4a574b4e 25 #include <string.h>
Osamu Nakamura 0:2f8d4a574b4e 26
Osamu Nakamura 0:2f8d4a574b4e 27 namespace zxing {
Osamu Nakamura 0:2f8d4a574b4e 28
Osamu Nakamura 0:2f8d4a574b4e 29 class LuminanceSource : public Counted {
Osamu Nakamura 0:2f8d4a574b4e 30 private:
Osamu Nakamura 0:2f8d4a574b4e 31 const int width;
Osamu Nakamura 0:2f8d4a574b4e 32 const int height;
Osamu Nakamura 0:2f8d4a574b4e 33
Osamu Nakamura 0:2f8d4a574b4e 34 public:
Osamu Nakamura 0:2f8d4a574b4e 35 LuminanceSource(int width, int height);
Osamu Nakamura 0:2f8d4a574b4e 36 virtual ~LuminanceSource();
Osamu Nakamura 0:2f8d4a574b4e 37
Osamu Nakamura 0:2f8d4a574b4e 38 int getWidth() const { return width; }
Osamu Nakamura 0:2f8d4a574b4e 39 int getHeight() const { return height; }
Osamu Nakamura 0:2f8d4a574b4e 40
Osamu Nakamura 0:2f8d4a574b4e 41 // Callers take ownership of the returned memory and must call delete [] on it themselves.
Osamu Nakamura 0:2f8d4a574b4e 42 virtual ArrayRef<char> getRow(int y, ArrayRef<char> row) const = 0;
Osamu Nakamura 0:2f8d4a574b4e 43 virtual ArrayRef<char> getMatrix() const = 0;
Osamu Nakamura 0:2f8d4a574b4e 44
Osamu Nakamura 0:2f8d4a574b4e 45 virtual bool isCropSupported() const;
Osamu Nakamura 0:2f8d4a574b4e 46 virtual Ref<LuminanceSource> crop(int left, int top, int width, int height) const;
Osamu Nakamura 0:2f8d4a574b4e 47
Osamu Nakamura 0:2f8d4a574b4e 48 virtual bool isRotateSupported() const;
Osamu Nakamura 0:2f8d4a574b4e 49
Osamu Nakamura 0:2f8d4a574b4e 50 virtual Ref<LuminanceSource> invert() const;
Osamu Nakamura 0:2f8d4a574b4e 51
Osamu Nakamura 0:2f8d4a574b4e 52 virtual Ref<LuminanceSource> rotateCounterClockwise() const;
Osamu Nakamura 0:2f8d4a574b4e 53
Osamu Nakamura 0:2f8d4a574b4e 54 operator std::string () const;
Osamu Nakamura 0:2f8d4a574b4e 55 };
Osamu Nakamura 0:2f8d4a574b4e 56
Osamu Nakamura 0:2f8d4a574b4e 57 }
Osamu Nakamura 0:2f8d4a574b4e 58
Osamu Nakamura 0:2f8d4a574b4e 59 #endif /* LUMINANCESOURCE_H_ */