Source/core/platform/graphics/ImageSource.h - Issue 15466003: Remove image decoder down sampling

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Issue 15466003: Remove image decoder down sampling (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Created 7 years, 7 months ago

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1 /*	1 /*

2 * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc. All rights reserved.	2 * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc. All rights reserved.

3 * Copyright (C) 2007-2008 Torch Mobile, Inc.

4 *	3 *

5 * Redistribution and use in source and binary forms, with or without	4 * Redistribution and use in source and binary forms, with or without

6 * modification, are permitted provided that the following conditions	5 * modification, are permitted provided that the following conditions

7 * are met:	6 * are met:

8 * 1. Redistributions of source code must retain the above copyright	7 * 1. Redistributions of source code must retain the above copyright

9 * notice, this list of conditions and the following disclaimer.	8 * notice, this list of conditions and the following disclaimer.

10 * 2. Redistributions in binary form must reproduce the above copyright	9 * 2. Redistributions in binary form must reproduce the above copyright

11 * notice, this list of conditions and the following disclaimer in the	10 * notice, this list of conditions and the following disclaimer in the

12 * documentation and/or other materials provided with the distribution.	11 * documentation and/or other materials provided with the distribution.

13 *	12 *

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129	128

130 float frameDurationAtIndex(size_t) const;	129 float frameDurationAtIndex(size_t) const;

131 bool frameHasAlphaAtIndex(size_t) const; // Whether or not the frame actuall y used any alpha.	130 bool frameHasAlphaAtIndex(size_t) const; // Whether or not the frame actuall y used any alpha.

132 bool frameIsCompleteAtIndex(size_t) const; // Whether or not the frame is fu lly received.	131 bool frameIsCompleteAtIndex(size_t) const; // Whether or not the frame is fu lly received.

133 ImageOrientation orientationAtIndex(size_t) const; // EXIF image orientation	132 ImageOrientation orientationAtIndex(size_t) const; // EXIF image orientation

134	133

135 // Return the number of bytes in the decoded frame. If the frame is not yet	134 // Return the number of bytes in the decoded frame. If the frame is not yet

136 // decoded then return 0.	135 // decoded then return 0.

137 unsigned frameBytesAtIndex(size_t) const;	136 unsigned frameBytesAtIndex(size_t) const;

138	137

139 #if ENABLE(IMAGE_DECODER_DOWN_SAMPLING)

140 static unsigned maxPixelsPerDecodedImage() { return s_maxPixelsPerDecodedIma ge; }

141 static void setMaxPixelsPerDecodedImage(unsigned maxPixels) { s_maxPixelsPer DecodedImage = maxPixels; }

142 #endif

143

144 void reportMemoryUsage(MemoryObjectInfo*) const;	138 void reportMemoryUsage(MemoryObjectInfo*) const;

145	139

146 private:	140 private:

147 OwnPtr<NativeImageDecoderPtr> m_decoder;	141 OwnPtr<NativeImageDecoderPtr> m_decoder;

148	142

149 AlphaOption m_alphaOption;	143 AlphaOption m_alphaOption;

150 GammaAndColorProfileOption m_gammaAndColorProfileOption;	144 GammaAndColorProfileOption m_gammaAndColorProfileOption;

151 #if ENABLE(IMAGE_DECODER_DOWN_SAMPLING)

152 static unsigned s_maxPixelsPerDecodedImage;

153 #endif

154 };	145 };

155	146

156 }	147 }

157	148

158 #endif	149 #endif

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