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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2007 The Android Open Source Project | 3 * Copyright 2007 The Android Open Source Project |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 | 8 |
9 | 9 |
10 #ifndef IMAGE_CODEC_BMPDECODERHELPER_H__ | 10 #ifndef IMAGE_CODEC_BMPDECODERHELPER_H__ |
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50 namespace image_codec { | 50 namespace image_codec { |
51 | 51 |
52 class BmpDecoderCallback { | 52 class BmpDecoderCallback { |
53 public: | 53 public: |
54 BmpDecoderCallback() { } | 54 BmpDecoderCallback() { } |
55 virtual ~BmpDecoderCallback() {} | 55 virtual ~BmpDecoderCallback() {} |
56 | 56 |
57 /** | 57 /** |
58 * This is called once for an image. It is passed the width and height and | 58 * This is called once for an image. It is passed the width and height and |
59 * should return the address of a buffer that is large enough to store | 59 * should return the address of a buffer that is large enough to store |
60 * all of the resulting pixels (widht * height * 3 bytes). If it returns NULL, | 60 * all of the resulting pixels (widht * height * 3 bytes). If it returns nullp
tr, |
61 * then the decoder will abort, but return true, as the caller has received | 61 * then the decoder will abort, but return true, as the caller has received |
62 * valid dimensions. | 62 * valid dimensions. |
63 */ | 63 */ |
64 virtual uint8* SetSize(int width, int height) = 0; | 64 virtual uint8* SetSize(int width, int height) = 0; |
65 | 65 |
66 private: | 66 private: |
67 DISALLOW_EVIL_CONSTRUCTORS(BmpDecoderCallback); | 67 DISALLOW_EVIL_CONSTRUCTORS(BmpDecoderCallback); |
68 }; | 68 }; |
69 | 69 |
70 class BmpDecoderHelper { | 70 class BmpDecoderHelper { |
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107 int redShiftLeft_; | 107 int redShiftLeft_; |
108 int greenShiftLeft_; | 108 int greenShiftLeft_; |
109 int blueShiftLeft_; | 109 int blueShiftLeft_; |
110 uint8* output_; | 110 uint8* output_; |
111 bool inverted_; | 111 bool inverted_; |
112 }; | 112 }; |
113 | 113 |
114 } // namespace | 114 } // namespace |
115 | 115 |
116 #endif | 116 #endif |
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