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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 #include "platform/image-decoders/gif/GIFImageDecoder.h" | 26 #include "platform/image-decoders/gif/GIFImageDecoder.h" |
27 | 27 |
28 #include <limits> | |
29 #include "platform/image-decoders/gif/GIFImageReader.h" | 28 #include "platform/image-decoders/gif/GIFImageReader.h" |
30 #include "wtf/NotFound.h" | 29 #include "wtf/NotFound.h" |
31 #include "wtf/PassOwnPtr.h" | 30 #include "wtf/PtrUtil.h" |
| 31 #include <limits> |
32 | 32 |
33 namespace blink { | 33 namespace blink { |
34 | 34 |
35 GIFImageDecoder::GIFImageDecoder(AlphaOption alphaOption, GammaAndColorProfileOp
tion colorOptions, size_t maxDecodedBytes) | 35 GIFImageDecoder::GIFImageDecoder(AlphaOption alphaOption, GammaAndColorProfileOp
tion colorOptions, size_t maxDecodedBytes) |
36 : ImageDecoder(alphaOption, colorOptions, maxDecodedBytes) | 36 : ImageDecoder(alphaOption, colorOptions, maxDecodedBytes) |
37 , m_repetitionCount(cAnimationLoopOnce) | 37 , m_repetitionCount(cAnimationLoopOnce) |
38 { | 38 { |
39 } | 39 } |
40 | 40 |
41 GIFImageDecoder::~GIFImageDecoder() | 41 GIFImageDecoder::~GIFImageDecoder() |
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324 if (index >= m_frameBufferCache.size() - 1 && isAllDataReceived() && m_reade
r && !m_reader->parseCompleted()) | 324 if (index >= m_frameBufferCache.size() - 1 && isAllDataReceived() && m_reade
r && !m_reader->parseCompleted()) |
325 setFailed(); | 325 setFailed(); |
326 } | 326 } |
327 | 327 |
328 void GIFImageDecoder::parse(GIFParseQuery query) | 328 void GIFImageDecoder::parse(GIFParseQuery query) |
329 { | 329 { |
330 if (failed()) | 330 if (failed()) |
331 return; | 331 return; |
332 | 332 |
333 if (!m_reader) { | 333 if (!m_reader) { |
334 m_reader = adoptPtr(new GIFImageReader(this)); | 334 m_reader = wrapUnique(new GIFImageReader(this)); |
335 m_reader->setData(m_data); | 335 m_reader->setData(m_data); |
336 } | 336 } |
337 | 337 |
338 if (!m_reader->parse(query)) | 338 if (!m_reader->parse(query)) |
339 setFailed(); | 339 setFailed(); |
340 } | 340 } |
341 | 341 |
342 bool GIFImageDecoder::initFrameBuffer(size_t frameIndex) | 342 bool GIFImageDecoder::initFrameBuffer(size_t frameIndex) |
343 { | 343 { |
344 // Initialize the frame rect in our buffer. | 344 // Initialize the frame rect in our buffer. |
(...skipping 23 matching lines...) Expand all Loading... |
368 | 368 |
369 // Update our status to be partially complete. | 369 // Update our status to be partially complete. |
370 buffer->setStatus(ImageFrame::FramePartial); | 370 buffer->setStatus(ImageFrame::FramePartial); |
371 | 371 |
372 // Reset the alpha pixel tracker for this frame. | 372 // Reset the alpha pixel tracker for this frame. |
373 m_currentBufferSawAlpha = false; | 373 m_currentBufferSawAlpha = false; |
374 return true; | 374 return true; |
375 } | 375 } |
376 | 376 |
377 } // namespace blink | 377 } // namespace blink |
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