1/* 2 * Copyright (C) 2006 Apple Computer, Inc. All rights reserved. 3 * Copyright (C) 2010, 2011 Research In Motion Limited. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27#ifndef JPEGImageDecoder_h 28#define JPEGImageDecoder_h 29 30#include "ImageDecoder.h" 31#include <wtf/OwnPtr.h> 32 33namespace WebCore { 34 35class ImageReader; 36 37class JPEGImageDecoder : public ImageDecoder { 38 public: 39 JPEGImageDecoder(ImageSource::AlphaOption, ImageSource::GammaAndColorProfileOption); 40 41 // ImageDecoder 42 virtual String filenameExtension() const { return "jpg"; } 43 virtual bool isSizeAvailable(); 44 virtual bool supportsAlpha() const { return true; } 45 virtual ImageFrame* frameBufferAtIndex(size_t); 46 47 virtual void setData(SharedBuffer*, bool allDataReceived); 48 49 private: 50 WTF::OwnPtr<ImageReader> m_reader; 51}; 52 53} // namespace WebCore 54 55#endif // JPEGImageDecoder_h 56 57