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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 SkCodec_DEFINED | 8 #ifndef SkCodec_DEFINED |
9 #define SkCodec_DEFINED | 9 #define SkCodec_DEFINED |
10 | 10 |
11 #include "../private/SkTemplates.h" | 11 #include "../private/SkTemplates.h" |
12 #include "SkColor.h" | 12 #include "SkColor.h" |
13 #include "SkEncodedFormat.h" | 13 #include "SkEncodedFormat.h" |
14 #include "SkEncodedInfo.h" | 14 #include "SkEncodedInfo.h" |
15 #include "SkImageInfo.h" | 15 #include "SkImageInfo.h" |
16 #include "SkSize.h" | 16 #include "SkSize.h" |
17 #include "SkStream.h" | 17 #include "SkStream.h" |
18 #include "SkTypes.h" | 18 #include "SkTypes.h" |
19 #include "SkYUVSizeInfo.h" | 19 #include "SkYUVSizeInfo.h" |
20 | 20 |
21 class SkColorSpace; | 21 class SkColorSpace; |
22 class SkData; | 22 class SkData; |
23 class SkPngChunkReader; | 23 class SkPngChunkReader; |
24 class SkSampler; | 24 class SkSampler; |
25 | 25 |
26 namespace DM { | 26 namespace DM { |
27 class CodecSrc; | 27 class CodecSrc; |
28 class ColorCodecSrc; | 28 class ColorCodecSrc; |
29 } | 29 } |
| 30 class ColorCodecBench; |
30 | 31 |
31 /** | 32 /** |
32 * Abstraction layer directly on top of an image codec. | 33 * Abstraction layer directly on top of an image codec. |
33 */ | 34 */ |
34 class SkCodec : SkNoncopyable { | 35 class SkCodec : SkNoncopyable { |
35 public: | 36 public: |
36 /** | 37 /** |
37 * Minimum number of bytes that must be buffered in SkStream input. | 38 * Minimum number of bytes that must be buffered in SkStream input. |
38 * | 39 * |
39 * An SkStream passed to NewFromStream must be able to use this many | 40 * An SkStream passed to NewFromStream must be able to use this many |
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769 * Return an object which will allow forcing scanline decodes to sample in
X. | 770 * Return an object which will allow forcing scanline decodes to sample in
X. |
770 * | 771 * |
771 * May create a sampler, if one is not currently being used. Otherwise, doe
s | 772 * May create a sampler, if one is not currently being used. Otherwise, doe
s |
772 * not affect ownership. | 773 * not affect ownership. |
773 * | 774 * |
774 * Only valid during scanline decoding. | 775 * Only valid during scanline decoding. |
775 */ | 776 */ |
776 virtual SkSampler* getSampler(bool /*createIfNecessary*/) { return nullptr;
} | 777 virtual SkSampler* getSampler(bool /*createIfNecessary*/) { return nullptr;
} |
777 | 778 |
778 // For testing with qcms | 779 // For testing with qcms |
779 // FIXME: Remove this when we are done comparing with qcms. | 780 // FIXME: Remove these when we are done comparing with qcms. |
780 friend class DM::ColorCodecSrc; | 781 friend class DM::ColorCodecSrc; |
| 782 friend class ColorCodecBench; |
| 783 |
781 friend class DM::CodecSrc; // for fillIncompleteImage | 784 friend class DM::CodecSrc; // for fillIncompleteImage |
782 friend class SkSampledCodec; | 785 friend class SkSampledCodec; |
783 friend class SkIcoCodec; | 786 friend class SkIcoCodec; |
784 }; | 787 }; |
785 #endif // SkCodec_DEFINED | 788 #endif // SkCodec_DEFINED |
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