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05dc5b9ede
Layout has been using imgIContainer::IsOpaque to determine if the image will draw opaquely to all pixels it covers, and doing culling based on this. However imgIContainer::IsOpaque doesn't guarantee anything. It only describes if the image, when in a decoded state, has all opaque pixels. So if the image doesn't have fully decoded frames around (because they got discarded) it may not draw opaquely to all of its pixels. So we create a new function that first checks if there is a fully decoded frame.
324 lines
7.5 KiB
C++
324 lines
7.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "ImageWrapper.h"
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#include "mozilla/gfx/2D.h"
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#include "mozilla/RefPtr.h"
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#include "Orientation.h"
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#include "mozilla/MemoryReporting.h"
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namespace mozilla {
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using gfx::DataSourceSurface;
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using gfx::IntSize;
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using gfx::SamplingFilter;
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using gfx::SourceSurface;
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using layers::LayerManager;
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using layers::ImageContainer;
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namespace image {
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// Inherited methods from Image.
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already_AddRefed<ProgressTracker>
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ImageWrapper::GetProgressTracker()
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{
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return mInnerImage->GetProgressTracker();
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}
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size_t
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ImageWrapper::SizeOfSourceWithComputedFallback(MallocSizeOf aMallocSizeOf) const
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{
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return mInnerImage->SizeOfSourceWithComputedFallback(aMallocSizeOf);
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}
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void
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ImageWrapper::CollectSizeOfSurfaces(nsTArray<SurfaceMemoryCounter>& aCounters,
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MallocSizeOf aMallocSizeOf) const
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{
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mInnerImage->CollectSizeOfSurfaces(aCounters, aMallocSizeOf);
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}
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void
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ImageWrapper::IncrementAnimationConsumers()
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{
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MOZ_ASSERT(NS_IsMainThread(), "Main thread only to encourage serialization "
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"with DecrementAnimationConsumers");
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mInnerImage->IncrementAnimationConsumers();
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}
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void
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ImageWrapper::DecrementAnimationConsumers()
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{
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MOZ_ASSERT(NS_IsMainThread(), "Main thread only to encourage serialization "
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"with IncrementAnimationConsumers");
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mInnerImage->DecrementAnimationConsumers();
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}
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#ifdef DEBUG
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uint32_t
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ImageWrapper::GetAnimationConsumers()
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{
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return mInnerImage->GetAnimationConsumers();
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}
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#endif
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nsresult
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ImageWrapper::OnImageDataAvailable(nsIRequest* aRequest,
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nsISupports* aContext,
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nsIInputStream* aInStr,
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uint64_t aSourceOffset,
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uint32_t aCount)
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{
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return mInnerImage->OnImageDataAvailable(aRequest, aContext, aInStr,
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aSourceOffset, aCount);
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}
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nsresult
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ImageWrapper::OnImageDataComplete(nsIRequest* aRequest,
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nsISupports* aContext,
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nsresult aStatus,
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bool aLastPart)
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{
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return mInnerImage->OnImageDataComplete(aRequest, aContext, aStatus,
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aLastPart);
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}
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void
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ImageWrapper::OnSurfaceDiscarded()
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{
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return mInnerImage->OnSurfaceDiscarded();
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}
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void
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ImageWrapper::SetInnerWindowID(uint64_t aInnerWindowId)
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{
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mInnerImage->SetInnerWindowID(aInnerWindowId);
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}
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uint64_t
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ImageWrapper::InnerWindowID() const
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{
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return mInnerImage->InnerWindowID();
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}
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bool
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ImageWrapper::HasError()
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{
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return mInnerImage->HasError();
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}
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void
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ImageWrapper::SetHasError()
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{
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mInnerImage->SetHasError();
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}
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ImageURL*
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ImageWrapper::GetURI()
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{
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return mInnerImage->GetURI();
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}
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// Methods inherited from XPCOM interfaces.
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NS_IMPL_ISUPPORTS(ImageWrapper, imgIContainer)
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NS_IMETHODIMP
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ImageWrapper::GetWidth(int32_t* aWidth)
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{
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return mInnerImage->GetWidth(aWidth);
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}
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NS_IMETHODIMP
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ImageWrapper::GetHeight(int32_t* aHeight)
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{
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return mInnerImage->GetHeight(aHeight);
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}
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NS_IMETHODIMP
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ImageWrapper::GetIntrinsicSize(nsSize* aSize)
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{
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return mInnerImage->GetIntrinsicSize(aSize);
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}
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NS_IMETHODIMP
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ImageWrapper::GetIntrinsicRatio(nsSize* aSize)
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{
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return mInnerImage->GetIntrinsicRatio(aSize);
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}
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NS_IMETHODIMP_(Orientation)
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ImageWrapper::GetOrientation()
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{
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return mInnerImage->GetOrientation();
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}
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NS_IMETHODIMP
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ImageWrapper::GetType(uint16_t* aType)
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{
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return mInnerImage->GetType(aType);
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}
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NS_IMETHODIMP
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ImageWrapper::GetAnimated(bool* aAnimated)
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{
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return mInnerImage->GetAnimated(aAnimated);
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}
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NS_IMETHODIMP_(already_AddRefed<SourceSurface>)
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ImageWrapper::GetFrame(uint32_t aWhichFrame,
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uint32_t aFlags)
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{
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return mInnerImage->GetFrame(aWhichFrame, aFlags);
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}
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NS_IMETHODIMP_(already_AddRefed<SourceSurface>)
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ImageWrapper::GetFrameAtSize(const IntSize& aSize,
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uint32_t aWhichFrame,
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uint32_t aFlags)
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{
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return mInnerImage->GetFrameAtSize(aSize, aWhichFrame, aFlags);
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}
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NS_IMETHODIMP_(bool)
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ImageWrapper::WillDrawOpaqueNow()
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{
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return mInnerImage->WillDrawOpaqueNow();
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}
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NS_IMETHODIMP_(bool)
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ImageWrapper::IsImageContainerAvailable(LayerManager* aManager, uint32_t aFlags)
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{
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return mInnerImage->IsImageContainerAvailable(aManager, aFlags);
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}
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NS_IMETHODIMP_(already_AddRefed<ImageContainer>)
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ImageWrapper::GetImageContainer(LayerManager* aManager, uint32_t aFlags)
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{
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return mInnerImage->GetImageContainer(aManager, aFlags);
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}
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NS_IMETHODIMP_(DrawResult)
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ImageWrapper::Draw(gfxContext* aContext,
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const nsIntSize& aSize,
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const ImageRegion& aRegion,
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uint32_t aWhichFrame,
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SamplingFilter aSamplingFilter,
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const Maybe<SVGImageContext>& aSVGContext,
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uint32_t aFlags)
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{
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return mInnerImage->Draw(aContext, aSize, aRegion, aWhichFrame,
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aSamplingFilter, aSVGContext, aFlags);
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}
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NS_IMETHODIMP
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ImageWrapper::StartDecoding()
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{
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return mInnerImage->StartDecoding();
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}
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NS_IMETHODIMP
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ImageWrapper::RequestDecodeForSize(const nsIntSize& aSize, uint32_t aFlags)
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{
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return mInnerImage->RequestDecodeForSize(aSize, aFlags);
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}
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NS_IMETHODIMP
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ImageWrapper::LockImage()
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{
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MOZ_ASSERT(NS_IsMainThread(),
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"Main thread to encourage serialization with UnlockImage");
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return mInnerImage->LockImage();
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}
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NS_IMETHODIMP
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ImageWrapper::UnlockImage()
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{
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MOZ_ASSERT(NS_IsMainThread(),
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"Main thread to encourage serialization with LockImage");
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return mInnerImage->UnlockImage();
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}
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NS_IMETHODIMP
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ImageWrapper::RequestDiscard()
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{
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return mInnerImage->RequestDiscard();
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}
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NS_IMETHODIMP_(void)
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ImageWrapper::RequestRefresh(const TimeStamp& aTime)
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{
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return mInnerImage->RequestRefresh(aTime);
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}
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NS_IMETHODIMP
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ImageWrapper::GetAnimationMode(uint16_t* aAnimationMode)
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{
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return mInnerImage->GetAnimationMode(aAnimationMode);
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}
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NS_IMETHODIMP
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ImageWrapper::SetAnimationMode(uint16_t aAnimationMode)
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{
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return mInnerImage->SetAnimationMode(aAnimationMode);
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}
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NS_IMETHODIMP
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ImageWrapper::ResetAnimation()
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{
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return mInnerImage->ResetAnimation();
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}
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NS_IMETHODIMP_(float)
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ImageWrapper::GetFrameIndex(uint32_t aWhichFrame)
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{
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return mInnerImage->GetFrameIndex(aWhichFrame);
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}
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NS_IMETHODIMP_(int32_t)
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ImageWrapper::GetFirstFrameDelay()
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{
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return mInnerImage->GetFirstFrameDelay();
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}
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NS_IMETHODIMP_(void)
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ImageWrapper::SetAnimationStartTime(const TimeStamp& aTime)
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{
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mInnerImage->SetAnimationStartTime(aTime);
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}
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void
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ImageWrapper::PropagateUseCounters(nsIDocument* aParentDocument)
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{
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mInnerImage->PropagateUseCounters(aParentDocument);
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}
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nsIntSize
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ImageWrapper::OptimalImageSizeForDest(const gfxSize& aDest,
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uint32_t aWhichFrame,
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SamplingFilter aSamplingFilter,
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uint32_t aFlags)
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{
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return mInnerImage->OptimalImageSizeForDest(aDest, aWhichFrame,
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aSamplingFilter, aFlags);
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}
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NS_IMETHODIMP_(nsIntRect)
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ImageWrapper::GetImageSpaceInvalidationRect(const nsIntRect& aRect)
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{
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return mInnerImage->GetImageSpaceInvalidationRect(aRect);
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}
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already_AddRefed<imgIContainer>
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ImageWrapper::Unwrap()
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{
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return mInnerImage->Unwrap();
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}
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} // namespace image
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} // namespace mozilla
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