| /* |
| * Copyright (C) 2010 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "public/web/WebImageDecoder.h" |
| |
| #include "platform/SharedBuffer.h" |
| #include "platform/image-decoders/bmp/BMPImageDecoder.h" |
| #include "platform/image-decoders/ico/ICOImageDecoder.h" |
| #include "public/platform/Platform.h" |
| #include "public/platform/WebData.h" |
| #include "public/platform/WebImage.h" |
| #include "public/platform/WebSize.h" |
| #include "wtf/OwnPtr.h" |
| #include "wtf/PassOwnPtr.h" |
| #include "wtf/PassRefPtr.h" |
| |
| namespace blink { |
| |
| void WebImageDecoder::reset() |
| { |
| delete m_private; |
| } |
| |
| void WebImageDecoder::init(Type type) |
| { |
| size_t maxDecodedBytes = Platform::current()->maxDecodedImageBytes(); |
| |
| switch (type) { |
| case TypeBMP: |
| m_private = new BMPImageDecoder(ImageSource::AlphaPremultiplied, ImageSource::GammaAndColorProfileApplied, maxDecodedBytes); |
| break; |
| case TypeICO: |
| m_private = new ICOImageDecoder(ImageSource::AlphaPremultiplied, ImageSource::GammaAndColorProfileApplied, maxDecodedBytes); |
| break; |
| } |
| } |
| |
| void WebImageDecoder::setData(const WebData& data, bool allDataReceived) |
| { |
| ASSERT(m_private); |
| m_private->setData(PassRefPtr<SharedBuffer>(data).get(), allDataReceived); |
| } |
| |
| bool WebImageDecoder::isFailed() const |
| { |
| ASSERT(m_private); |
| return m_private->failed(); |
| } |
| |
| bool WebImageDecoder::isSizeAvailable() const |
| { |
| ASSERT(m_private); |
| return m_private->isSizeAvailable(); |
| } |
| |
| WebSize WebImageDecoder::size() const |
| { |
| ASSERT(m_private); |
| return m_private->size(); |
| } |
| |
| size_t WebImageDecoder::frameCount() const |
| { |
| ASSERT(m_private); |
| return m_private->frameCount(); |
| } |
| |
| bool WebImageDecoder::isFrameCompleteAtIndex(int index) const |
| { |
| ASSERT(m_private); |
| ImageFrame* const frameBuffer = m_private->frameBufferAtIndex(index); |
| if (!frameBuffer) |
| return false; |
| return frameBuffer->status() == ImageFrame::FrameComplete; |
| } |
| |
| WebImage WebImageDecoder::getFrameAtIndex(int index = 0) const |
| { |
| ASSERT(m_private); |
| ImageFrame* const frameBuffer = m_private->frameBufferAtIndex(index); |
| if (!frameBuffer) |
| return WebImage(); |
| RefPtr<NativeImageSkia> image = frameBuffer->asNewNativeImage(); |
| return WebImage(image->bitmap()); |
| } |
| |
| } // namespace blink |