1 /*
2 * Copyright (C) 2010 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "config.h"
32 #if ENABLE(IMAGE_RESIZER)
33
34 #include "ImageResizerThread.h"
35
36 #include "BitmapImage.h"
37 #include "Image.h"
38 #include "SharedBuffer.h"
39 #include <utility>
40
41 namespace WebCore {
42
returnBlobOrError(void * callbackInformation)43 static void returnBlobOrError(void* callbackInformation)
44 {
45 AsyncImageResizer::CallbackInfo* callbackInfo = static_cast<AsyncImageResizer::CallbackInfo*>(callbackInformation);
46 if (!callbackInfo->blob)
47 callbackInfo->asyncImageResizer->resizeError();
48 else
49 callbackInfo->asyncImageResizer->resizeComplete(callbackInfo->blob);
50 delete callbackInfo;
51 }
52
start(PassRefPtr<SharedBuffer> imageData,AsyncImageResizer::CallbackInfo * callbackInfo,AsyncImageResizer::OutputType outputType,IntSize desiredBounds,float quality,AsyncImageResizer::AspectRatioOption aspectRatioOption,AsyncImageResizer::OrientationOption orientationOption)53 bool ImageResizerThread::start(PassRefPtr<SharedBuffer> imageData, AsyncImageResizer::CallbackInfo* callbackInfo, AsyncImageResizer::OutputType outputType, IntSize desiredBounds, float quality, AsyncImageResizer::AspectRatioOption aspectRatioOption, AsyncImageResizer::OrientationOption orientationOption)
54 {
55 ImageResizerThread* imageResizerThread = new ImageResizerThread(callbackInfo, outputType, desiredBounds, quality, aspectRatioOption, orientationOption);
56
57 RefPtr<SharedBuffer> copiedImageData = imageData->copy();
58 imageResizerThread->m_image = BitmapImage::create();
59 imageResizerThread->m_image->setData(copiedImageData, true);
60
61 imageResizerThread->m_threadID = createThread(ImageResizerThread::imageResizerThreadStart, imageResizerThread, "ImageResizerThread");
62 return imageResizerThread->m_threadID;
63 }
64
ImageResizerThread(AsyncImageResizer::CallbackInfo * callbackInfo,AsyncImageResizer::OutputType outputType,IntSize desiredBounds,float quality,AsyncImageResizer::AspectRatioOption aspectRatioOption,AsyncImageResizer::OrientationOption orientationOption)65 ImageResizerThread::ImageResizerThread(AsyncImageResizer::CallbackInfo* callbackInfo, AsyncImageResizer::OutputType outputType, IntSize desiredBounds, float quality, AsyncImageResizer::AspectRatioOption aspectRatioOption, AsyncImageResizer::OrientationOption orientationOption)
66 : m_threadID(0)
67 , m_callbackInfo(callbackInfo)
68 , m_outputType(outputType)
69 , m_desiredBounds(desiredBounds)
70 , m_quality(quality)
71 , m_aspectRatioOption(aspectRatioOption)
72 , m_orientationOption(orientationOption)
73 {
74 }
75
~ImageResizerThread()76 ImageResizerThread::~ImageResizerThread()
77 {
78 }
79
imageResizerThreadStart(void * thread)80 void* ImageResizerThread::imageResizerThreadStart(void* thread)
81 {
82 return static_cast<ImageResizerThread*>(thread)->imageResizerThread();
83 }
84
imageResizerThread()85 void* ImageResizerThread::imageResizerThread()
86 {
87 // FIXME: Do resizing, create blob, and catch any errors.
88
89 callOnMainThread(returnBlobOrError, static_cast<void*>(m_callbackInfo));
90 detachThread(m_threadID);
91 delete this;
92 return 0;
93 }
94
95 } // namespace WebCore
96
97 #endif // ENABLE(IMAGE_RESIZER)
98