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1 /* | 1 /* |
2 * Copyright (C) 2006 Apple Computer, Inc. All rights reserved. | 2 * Copyright (C) 2006 Apple Computer, Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #ifndef JPEGImageDecoder_h | 26 #ifndef JPEGImageDecoder_h |
27 #define JPEGImageDecoder_h | 27 #define JPEGImageDecoder_h |
28 | 28 |
29 #include "platform/image-decoders/ImageDecoder.h" | 29 #include "platform/image-decoders/ImageDecoder.h" |
| 30 #include <memory> |
30 | 31 |
31 namespace blink { | 32 namespace blink { |
32 | 33 |
33 class JPEGImageReader; | 34 class JPEGImageReader; |
34 | 35 |
35 class PLATFORM_EXPORT JPEGImageDecoder final : public ImageDecoder { | 36 class PLATFORM_EXPORT JPEGImageDecoder final : public ImageDecoder { |
36 WTF_MAKE_NONCOPYABLE(JPEGImageDecoder); | 37 WTF_MAKE_NONCOPYABLE(JPEGImageDecoder); |
37 public: | 38 public: |
38 JPEGImageDecoder(AlphaOption, GammaAndColorProfileOption, size_t maxDecodedB
ytes); | 39 JPEGImageDecoder(AlphaOption, GammaAndColorProfileOption, size_t maxDecodedB
ytes); |
39 ~JPEGImageDecoder() override; | 40 ~JPEGImageDecoder() override; |
40 | 41 |
41 // ImageDecoder: | 42 // ImageDecoder: |
42 String filenameExtension() const override { return "jpg"; } | 43 String filenameExtension() const override { return "jpg"; } |
43 void onSetData(SegmentReader* data) override; | 44 void onSetData(SegmentReader* data) override; |
44 IntSize decodedSize() const override { return m_decodedSize; } | 45 IntSize decodedSize() const override { return m_decodedSize; } |
45 bool setSize(unsigned width, unsigned height) override; | 46 bool setSize(unsigned width, unsigned height) override; |
46 IntSize decodedYUVSize(int component) const override; | 47 IntSize decodedYUVSize(int component) const override; |
47 size_t decodedYUVWidthBytes(int component) const override; | 48 size_t decodedYUVWidthBytes(int component) const override; |
48 bool canDecodeToYUV() override; | 49 bool canDecodeToYUV() override; |
49 bool decodeToYUV() override; | 50 bool decodeToYUV() override; |
50 void setImagePlanes(PassOwnPtr<ImagePlanes>) override; | 51 void setImagePlanes(std::unique_ptr<ImagePlanes>) override; |
51 bool hasImagePlanes() const { return m_imagePlanes.get(); } | 52 bool hasImagePlanes() const { return m_imagePlanes.get(); } |
52 | 53 |
53 bool outputScanlines(); | 54 bool outputScanlines(); |
54 unsigned desiredScaleNumerator() const; | 55 unsigned desiredScaleNumerator() const; |
55 void complete(); | 56 void complete(); |
56 | 57 |
57 void setOrientation(ImageOrientation orientation) { m_orientation = orientat
ion; } | 58 void setOrientation(ImageOrientation orientation) { m_orientation = orientat
ion; } |
58 void setDecodedSize(unsigned width, unsigned height); | 59 void setDecodedSize(unsigned width, unsigned height); |
59 | 60 |
60 private: | 61 private: |
61 // ImageDecoder: | 62 // ImageDecoder: |
62 void decodeSize() override { decode(true); } | 63 void decodeSize() override { decode(true); } |
63 void decode(size_t) override { decode(false); } | 64 void decode(size_t) override { decode(false); } |
64 | 65 |
65 // Decodes the image. If |onlySize| is true, stops decoding after | 66 // Decodes the image. If |onlySize| is true, stops decoding after |
66 // calculating the image size. If decoding fails but there is no more | 67 // calculating the image size. If decoding fails but there is no more |
67 // data coming, sets the "decode failure" flag. | 68 // data coming, sets the "decode failure" flag. |
68 void decode(bool onlySize); | 69 void decode(bool onlySize); |
69 | 70 |
70 OwnPtr<JPEGImageReader> m_reader; | 71 std::unique_ptr<JPEGImageReader> m_reader; |
71 OwnPtr<ImagePlanes> m_imagePlanes; | 72 std::unique_ptr<ImagePlanes> m_imagePlanes; |
72 IntSize m_decodedSize; | 73 IntSize m_decodedSize; |
73 }; | 74 }; |
74 | 75 |
75 } // namespace blink | 76 } // namespace blink |
76 | 77 |
77 #endif | 78 #endif |
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