Source/platform/image-decoders/jpeg/JPEGImageDecoder.h - Issue 544323002: Non DCTSIZE multiple width support for JPEG YUV decoding

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Issue 544323002: Non DCTSIZE multiple width support for JPEG YUV decoding (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Created 6 years, 3 months ago

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« Source/platform/image-decoders/ImageDecoder.h ('K') | « Source/platform/image-decoders/ImageDecoder.h ('k') | Source/platform/image-decoders/jpeg/JPEGImageDecoder.cpp » ('j') | Source/platform/image-decoders/jpeg/JPEGImageDecoder.cpp » ('J')
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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 * Copyright (C) 2008-2009 Torch Mobile, Inc.	3 * Copyright (C) 2008-2009 Torch Mobile, Inc.

4 *	4 *

5 * Redistribution and use in source and binary forms, with or without	5 * Redistribution and use in source and binary forms, with or without

6 * modification, are permitted provided that the following conditions	6 * modification, are permitted provided that the following conditions

7 * are met:	7 * are met:

8 * 1. Redistributions of source code must retain the above copyright	8 * 1. Redistributions of source code must retain the above copyright

9 * notice, this list of conditions and the following disclaimer.	9 * notice, this list of conditions and the following disclaimer.

10 * 2. Redistributions in binary form must reproduce the above copyright	10 * 2. Redistributions in binary form must reproduce the above copyright

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41 WTF_MAKE_NONCOPYABLE(JPEGImageDecoder);	41 WTF_MAKE_NONCOPYABLE(JPEGImageDecoder);

42 public:	42 public:

43 JPEGImageDecoder(ImageSource::AlphaOption, ImageSource::GammaAndColorProfile Option, size_t maxDecodedBytes);	43 JPEGImageDecoder(ImageSource::AlphaOption, ImageSource::GammaAndColorProfile Option, size_t maxDecodedBytes);

44 virtual ~JPEGImageDecoder();	44 virtual ~JPEGImageDecoder();

45	45

46 // ImageDecoder	46 // ImageDecoder

47 virtual String filenameExtension() const OVERRIDE { return "jpg"; }	47 virtual String filenameExtension() const OVERRIDE { return "jpg"; }

48 virtual bool isSizeAvailable() OVERRIDE;	48 virtual bool isSizeAvailable() OVERRIDE;

49 virtual bool hasColorProfile() const OVERRIDE { return m_hasColorProfile; }	49 virtual bool hasColorProfile() const OVERRIDE { return m_hasColorProfile; }

50 virtual IntSize decodedSize() const OVERRIDE { return m_decodedSize; }	50 virtual IntSize decodedSize() const OVERRIDE { return m_decodedSize; }

51 virtual IntSize decodedYUVSize(int component) const OVERRIDE;	51 virtual IntSize decodedYUVSize(int component, bool memoryAllocation) const O VERRIDE;

52 virtual bool setSize(unsigned width, unsigned height) OVERRIDE;	52 virtual bool setSize(unsigned width, unsigned height) OVERRIDE;

53 virtual ImageFrame* frameBufferAtIndex(size_t) OVERRIDE;	53 virtual ImageFrame* frameBufferAtIndex(size_t) OVERRIDE;

54 // CAUTION: setFailed() deletes \|m_reader\|. Be careful to avoid	54 // CAUTION: setFailed() deletes \|m_reader\|. Be careful to avoid

55 // accessing deleted memory, especially when calling this from inside	55 // accessing deleted memory, especially when calling this from inside

56 // JPEGImageReader!	56 // JPEGImageReader!

57 virtual bool setFailed() OVERRIDE;	57 virtual bool setFailed() OVERRIDE;

58 virtual bool canDecodeToYUV() const OVERRIDE;	58 virtual bool canDecodeToYUV() const OVERRIDE;

59 virtual bool decodeToYUV() OVERRIDE;	59 virtual bool decodeToYUV() OVERRIDE;

60 virtual void setImagePlanes(PassOwnPtr<ImagePlanes>) OVERRIDE;	60 virtual void setImagePlanes(PassOwnPtr<ImagePlanes>) OVERRIDE;

61 bool hasImagePlanes() const { return m_imagePlanes; }	61 bool hasImagePlanes() const { return m_imagePlanes; }

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76	76

77 OwnPtr<JPEGImageReader> m_reader;	77 OwnPtr<JPEGImageReader> m_reader;

78 OwnPtr<ImagePlanes> m_imagePlanes;	78 OwnPtr<ImagePlanes> m_imagePlanes;

79 IntSize m_decodedSize;	79 IntSize m_decodedSize;

80 bool m_hasColorProfile;	80 bool m_hasColorProfile;

81 };	81 };

82	82

83 } // namespace blink	83 } // namespace blink

84	84

85 #endif	85 #endif

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