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1 /* | 1 /* |
2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef SkJpegCodec_DEFINED | 8 #ifndef SkJpegCodec_DEFINED |
9 #define SkJpegCodec_DEFINED | 9 #define SkJpegCodec_DEFINED |
10 | 10 |
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86 * Creates an instance of the decoder | 86 * Creates an instance of the decoder |
87 * Called only by NewFromStream | 87 * Called only by NewFromStream |
88 * | 88 * |
89 * @param srcInfo contains the source width and height | 89 * @param srcInfo contains the source width and height |
90 * @param stream the encoded image data | 90 * @param stream the encoded image data |
91 * @param decoderMgr holds decompress struct, src manager, and error manager | 91 * @param decoderMgr holds decompress struct, src manager, and error manager |
92 * takes ownership | 92 * takes ownership |
93 */ | 93 */ |
94 SkJpegCodec(const SkImageInfo& srcInfo, SkStream* stream, JpegDecoderMgr* de
coderMgr); | 94 SkJpegCodec(const SkImageInfo& srcInfo, SkStream* stream, JpegDecoderMgr* de
coderMgr); |
95 | 95 |
96 ~SkJpegCodec() override; | |
97 | |
98 /* | 96 /* |
99 * Checks if the conversion between the input image and the requested output | 97 * Checks if the conversion between the input image and the requested output |
100 * image has been implemented | 98 * image has been implemented |
101 * Sets the output color space | 99 * Sets the output color space |
102 */ | 100 */ |
103 bool setOutputColorSpace(const SkImageInfo& dst); | 101 bool setOutputColorSpace(const SkImageInfo& dst); |
104 | 102 |
105 /* | 103 /* |
106 * Checks if we can natively scale to the requested dimensions and natively
scales the | 104 * Checks if we can natively scale to the requested dimensions and natively
scales the |
107 * dimensions if possible | 105 * dimensions if possible |
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122 | 120 |
123 // scanline decoding | 121 // scanline decoding |
124 SkAutoMalloc fStorage; // Only used if sampling is needed | 122 SkAutoMalloc fStorage; // Only used if sampling is needed |
125 uint8_t* fSrcRow; // Only used if sampling is needed | 123 uint8_t* fSrcRow; // Only used if sampling is needed |
126 SkAutoTDelete<SkSwizzler> fSwizzler; | 124 SkAutoTDelete<SkSwizzler> fSwizzler; |
127 | 125 |
128 typedef SkCodec INHERITED; | 126 typedef SkCodec INHERITED; |
129 }; | 127 }; |
130 | 128 |
131 #endif | 129 #endif |
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