| /* |
| * Copyright (C) 2016-2018 Apple 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: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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. |
| */ |
| |
| #pragma once |
| |
| #if USE(DIRECT2D) |
| |
| #include "COMPtr.h" |
| #include "ImageDecoder.h" |
| |
| interface ID2D1RenderTarget; |
| interface IWICBitmapDecoder; |
| interface IWICImagingFactory2; |
| |
| namespace WebCore { |
| |
| class ImageDecoderDirect2D final : public ImageDecoder { |
| WTF_MAKE_FAST_ALLOCATED; |
| public: |
| ImageDecoderDirect2D(); |
| |
| static Ref<ImageDecoderDirect2D> create(SharedBuffer&, AlphaOption, GammaAndColorProfileOption) |
| { |
| return adoptRef(*new ImageDecoderDirect2D()); |
| } |
| |
| static bool supportsMediaType(MediaType type) { return type == MediaType::Image; } |
| |
| size_t bytesDecodedToDetermineProperties() const final; |
| |
| String filenameExtension() const final; |
| EncodedDataStatus encodedDataStatus() const final; |
| bool isSizeAvailable() const final; |
| |
| // Always original size, without subsampling. |
| IntSize size() const final; |
| size_t frameCount() const final; |
| |
| RepetitionCount repetitionCount() const final; |
| Optional<IntPoint> hotSpot() const final; |
| |
| IntSize frameSizeAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default) const final; |
| bool frameIsCompleteAtIndex(size_t) const final; |
| ImageOrientation frameOrientationAtIndex(size_t) const final; |
| |
| Seconds frameDurationAtIndex(size_t) const final; |
| bool frameHasAlphaAtIndex(size_t) const final; |
| bool frameAllowSubsamplingAtIndex(size_t) const final; |
| unsigned frameBytesAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default) const final; |
| |
| NativeImagePtr createFrameImageAtIndex(size_t, SubsamplingLevel = SubsamplingLevel::Default, const DecodingOptions& = DecodingOptions(DecodingMode::Synchronous)) final; |
| |
| void setData(SharedBuffer&, bool allDataReceived) final; |
| bool isAllDataReceived() const final { return m_isAllDataReceived; } |
| void clearFrameBufferCache(size_t) final { } |
| |
| void setTargetContext(ID2D1RenderTarget*); |
| |
| static IWICImagingFactory2* systemImagingFactory(); |
| |
| protected: |
| bool m_isAllDataReceived { false }; |
| mutable IntSize m_size; |
| COMPtr<IWICBitmapDecoder> m_nativeDecoder; |
| COMPtr<ID2D1RenderTarget> m_renderTarget; |
| }; |
| |
| } |
| |
| #endif |