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| 1 /* | 1 /* |
| 2 * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved. | 2 * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved. |
| 3 * | 3 * |
| 4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
| 5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
| 6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
| 7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
| 8 * | 8 * |
| 9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
| 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| (...skipping 14 matching lines...) Expand all Loading... |
| 25 #include "platform/image-decoders/bmp/BMPImageDecoder.h" | 25 #include "platform/image-decoders/bmp/BMPImageDecoder.h" |
| 26 #include "platform/image-decoders/gif/GIFImageDecoder.h" | 26 #include "platform/image-decoders/gif/GIFImageDecoder.h" |
| 27 #include "platform/image-decoders/ico/ICOImageDecoder.h" | 27 #include "platform/image-decoders/ico/ICOImageDecoder.h" |
| 28 #include "platform/image-decoders/jpeg/JPEGImageDecoder.h" | 28 #include "platform/image-decoders/jpeg/JPEGImageDecoder.h" |
| 29 #include "platform/image-decoders/png/PNGImageDecoder.h" | 29 #include "platform/image-decoders/png/PNGImageDecoder.h" |
| 30 #include "platform/image-decoders/webp/WEBPImageDecoder.h" | 30 #include "platform/image-decoders/webp/WEBPImageDecoder.h" |
| 31 #include "wtf/PassOwnPtr.h" | 31 #include "wtf/PassOwnPtr.h" |
| 32 | 32 |
| 33 namespace blink { | 33 namespace blink { |
| 34 | 34 |
| 35 #if USE(QCMSLIB) |
| 36 struct QCMSProfileDeleter { |
| 37 void operator()(qcms_profile* profile) |
| 38 { |
| 39 if (profile) |
| 40 qcms_profile_release(profile); |
| 41 } |
| 42 }; |
| 43 |
| 44 using QCMSProfileUniquePtr = std::unique_ptr<qcms_profile, QCMSProfileDeleter>; |
| 45 #endif // USE(QCMSLIB) |
| 46 |
| 47 |
| 35 inline bool matchesJPEGSignature(const char* contents) | 48 inline bool matchesJPEGSignature(const char* contents) |
| 36 { | 49 { |
| 37 return !memcmp(contents, "\xFF\xD8\xFF", 3); | 50 return !memcmp(contents, "\xFF\xD8\xFF", 3); |
| 38 } | 51 } |
| 39 | 52 |
| 40 inline bool matchesPNGSignature(const char* contents) | 53 inline bool matchesPNGSignature(const char* contents) |
| 41 { | 54 { |
| 42 return !memcmp(contents, "\x89\x50\x4E\x47\x0D\x0A\x1A\x0A", 8); | 55 return !memcmp(contents, "\x89\x50\x4E\x47\x0D\x0A\x1A\x0A", 8); |
| 43 } | 56 } |
| 44 | 57 |
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| 302 qcms_profile* gOutputDeviceProfile = nullptr; | 315 qcms_profile* gOutputDeviceProfile = nullptr; |
| 303 | 316 |
| 304 } // namespace | 317 } // namespace |
| 305 | 318 |
| 306 // static | 319 // static |
| 307 void ImageDecoder::setColorProfileAndTransform(const char* iccData, unsigned icc
Length, bool hasAlpha, bool useSRGB) | 320 void ImageDecoder::setColorProfileAndTransform(const char* iccData, unsigned icc
Length, bool hasAlpha, bool useSRGB) |
| 308 { | 321 { |
| 309 m_sourceToOutputDeviceColorTransform.reset(); | 322 m_sourceToOutputDeviceColorTransform.reset(); |
| 310 | 323 |
| 311 // Create the input profile | 324 // Create the input profile |
| 312 OwnPtr<qcms_profile> inputProfile; | 325 QCMSProfileUniquePtr inputProfile; |
| 313 if (useSRGB) { | 326 if (useSRGB) { |
| 314 inputProfile = adoptPtr(qcms_profile_sRGB()); | 327 inputProfile.reset(qcms_profile_sRGB()); |
| 315 } else { | 328 } else { |
| 316 // Only accept RGB color profiles from input class devices. | 329 // Only accept RGB color profiles from input class devices. |
| 317 if (iccLength < kIccColorProfileHeaderLength) | 330 if (iccLength < kIccColorProfileHeaderLength) |
| 318 return; | 331 return; |
| 319 if (!rgbColorProfile(iccData, iccLength)) | 332 if (!rgbColorProfile(iccData, iccLength)) |
| 320 return; | 333 return; |
| 321 if (!inputDeviceColorProfile(iccData, iccLength)) | 334 if (!inputDeviceColorProfile(iccData, iccLength)) |
| 322 return; | 335 return; |
| 323 inputProfile = adoptPtr(qcms_profile_from_memory(iccData, iccLength)); | 336 inputProfile.reset(qcms_profile_from_memory(iccData, iccLength)); |
| 324 } | 337 } |
| 325 if (!inputProfile) | 338 if (!inputProfile) |
| 326 return; | 339 return; |
| 327 | 340 |
| 328 // We currently only support color profiles for RGB profiled images. | 341 // We currently only support color profiles for RGB profiled images. |
| 329 ASSERT(rgbData == qcms_profile_get_color_space(inputProfile.get())); | 342 ASSERT(rgbData == qcms_profile_get_color_space(inputProfile.get())); |
| 330 | 343 |
| 331 // Take a lock around initializing and accessing the global device color pro
file. | 344 // Take a lock around initializing and accessing the global device color pro
file. |
| 332 SpinLock::Guard guard(gOutputDeviceProfileLock); | 345 SpinLock::Guard guard(gOutputDeviceProfileLock); |
| 333 | 346 |
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| 350 | 363 |
| 351 qcms_profile_precache_output_transform(gOutputDeviceProfile); | 364 qcms_profile_precache_output_transform(gOutputDeviceProfile); |
| 352 } | 365 } |
| 353 | 366 |
| 354 if (qcms_profile_match(inputProfile.get(), gOutputDeviceProfile)) | 367 if (qcms_profile_match(inputProfile.get(), gOutputDeviceProfile)) |
| 355 return; | 368 return; |
| 356 | 369 |
| 357 qcms_data_type dataFormat = hasAlpha ? QCMS_DATA_RGBA_8 : QCMS_DATA_RGB_8; | 370 qcms_data_type dataFormat = hasAlpha ? QCMS_DATA_RGBA_8 : QCMS_DATA_RGB_8; |
| 358 | 371 |
| 359 // FIXME: Don't force perceptual intent if the image profile contains an int
ent. | 372 // FIXME: Don't force perceptual intent if the image profile contains an int
ent. |
| 360 m_sourceToOutputDeviceColorTransform = adoptPtr(qcms_transform_create(inputP
rofile.get(), dataFormat, gOutputDeviceProfile, QCMS_DATA_RGBA_8, QCMS_INTENT_PE
RCEPTUAL)); | 373 m_sourceToOutputDeviceColorTransform.reset(qcms_transform_create(inputProfil
e.get(), dataFormat, gOutputDeviceProfile, QCMS_DATA_RGBA_8, QCMS_INTENT_PERCEPT
UAL)); |
| 361 } | 374 } |
| 362 | 375 |
| 363 #endif // USE(QCMSLIB) | 376 #endif // USE(QCMSLIB) |
| 364 | 377 |
| 365 } // namespace blink | 378 } // namespace blink |
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