mirror of
https://github.com/mozilla/gecko-dev.git
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668 lines
17 KiB
C++
668 lines
17 KiB
C++
/* -*- Mode: C++; tab-width: 20; 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 "ImageContainer.h"
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#include <string.h> // for memcpy, memset
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#include "SharedTextureImage.h" // for SharedTextureImage
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#include "gfx2DGlue.h"
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#include "gfxPlatform.h" // for gfxPlatform
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#include "gfxUtils.h" // for gfxUtils
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#include "mozilla/RefPtr.h" // for TemporaryRef
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#include "mozilla/ipc/CrossProcessMutex.h" // for CrossProcessMutex, etc
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#include "mozilla/layers/CompositorTypes.h"
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#include "mozilla/layers/ImageBridgeChild.h" // for ImageBridgeChild
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#include "mozilla/layers/ImageClient.h" // for ImageClient
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#include "nsISupportsUtils.h" // for NS_IF_ADDREF
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#include "YCbCrUtils.h" // for YCbCr conversions
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#ifdef MOZ_WIDGET_GONK
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#include "GrallocImages.h"
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#endif
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#include "gfx2DGlue.h"
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#include "mozilla/gfx/2D.h"
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#ifdef XP_MACOSX
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#include "mozilla/gfx/QuartzSupport.h"
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#include "MacIOSurfaceImage.h"
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#endif
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#ifdef XP_WIN
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#include "gfxD2DSurface.h"
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#include "gfxWindowsPlatform.h"
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#include <d3d10_1.h>
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#include "d3d10/ImageLayerD3D10.h"
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#include "D3D9SurfaceImage.h"
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#endif
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namespace mozilla {
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namespace layers {
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using namespace mozilla::ipc;
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using namespace android;
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using namespace mozilla::gfx;
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Atomic<int32_t> Image::sSerialCounter(0);
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already_AddRefed<Image>
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ImageFactory::CreateImage(ImageFormat aFormat,
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const gfx::IntSize &,
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BufferRecycleBin *aRecycleBin)
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{
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nsRefPtr<Image> img;
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#ifdef MOZ_WIDGET_GONK
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if (aFormat == ImageFormat::GRALLOC_PLANAR_YCBCR) {
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img = new GrallocImage();
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return img.forget();
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}
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#endif
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if (aFormat == ImageFormat::PLANAR_YCBCR) {
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img = new PlanarYCbCrImage(aRecycleBin);
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return img.forget();
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}
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if (aFormat == ImageFormat::CAIRO_SURFACE) {
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img = new CairoImage();
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return img.forget();
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}
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if (aFormat == ImageFormat::SHARED_TEXTURE) {
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img = new SharedTextureImage();
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return img.forget();
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}
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#ifdef XP_MACOSX
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if (aFormat == ImageFormat::MAC_IOSURFACE) {
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img = new MacIOSurfaceImage();
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return img.forget();
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}
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#endif
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#ifdef XP_WIN
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if (aFormat == ImageFormat::D3D9_RGB32_TEXTURE) {
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img = new D3D9SurfaceImage();
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return img.forget();
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}
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#endif
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return nullptr;
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}
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BufferRecycleBin::BufferRecycleBin()
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: mLock("mozilla.layers.BufferRecycleBin.mLock")
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{
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}
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void
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BufferRecycleBin::RecycleBuffer(uint8_t* aBuffer, uint32_t aSize)
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{
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MutexAutoLock lock(mLock);
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if (!mRecycledBuffers.IsEmpty() && aSize != mRecycledBufferSize) {
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mRecycledBuffers.Clear();
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}
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mRecycledBufferSize = aSize;
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mRecycledBuffers.AppendElement(aBuffer);
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}
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uint8_t*
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BufferRecycleBin::GetBuffer(uint32_t aSize)
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{
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MutexAutoLock lock(mLock);
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if (mRecycledBuffers.IsEmpty() || mRecycledBufferSize != aSize)
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return new uint8_t[aSize];
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uint32_t last = mRecycledBuffers.Length() - 1;
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uint8_t* result = mRecycledBuffers[last].forget();
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mRecycledBuffers.RemoveElementAt(last);
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return result;
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}
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ImageContainer::ImageContainer(int flag)
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: mReentrantMonitor("ImageContainer.mReentrantMonitor"),
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mPaintCount(0),
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mPreviousImagePainted(false),
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mImageFactory(new ImageFactory()),
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mRecycleBin(new BufferRecycleBin()),
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mRemoteData(nullptr),
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mRemoteDataMutex(nullptr),
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mCompositionNotifySink(nullptr),
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mImageClient(nullptr)
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{
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if (flag == ENABLE_ASYNC && ImageBridgeChild::IsCreated()) {
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// the refcount of this ImageClient is 1. we don't use a RefPtr here because the refcount
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// of this class must be done on the ImageBridge thread.
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mImageClient = ImageBridgeChild::GetSingleton()->CreateImageClient(CompositableType::BUFFER_IMAGE_SINGLE).drop();
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MOZ_ASSERT(mImageClient);
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}
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}
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ImageContainer::~ImageContainer()
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{
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if (IsAsync()) {
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ImageBridgeChild::DispatchReleaseImageClient(mImageClient);
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}
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}
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already_AddRefed<Image>
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ImageContainer::CreateImage(ImageFormat aFormat)
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{
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ReentrantMonitorAutoEnter mon(mReentrantMonitor);
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if (mImageClient) {
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nsRefPtr<Image> img = mImageClient->CreateImage(aFormat);
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if (img) {
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return img.forget();
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}
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}
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return mImageFactory->CreateImage(aFormat, mScaleHint, mRecycleBin);
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}
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void
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ImageContainer::SetCurrentImageInternal(Image *aImage)
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{
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ReentrantMonitorAutoEnter mon(mReentrantMonitor);
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if (mRemoteData) {
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NS_ASSERTION(mRemoteDataMutex, "Should have remote data mutex when having remote data!");
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mRemoteDataMutex->Lock();
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// This is important since it ensures we won't change the active image
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// when we currently have a locked image that depends on mRemoteData.
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}
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mActiveImage = aImage;
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CurrentImageChanged();
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if (mRemoteData) {
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mRemoteDataMutex->Unlock();
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}
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}
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void
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ImageContainer::ClearCurrentImage()
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{
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ReentrantMonitorAutoEnter mon(mReentrantMonitor);
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SetCurrentImageInternal(nullptr);
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}
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void
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ImageContainer::SetCurrentImage(Image *aImage)
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{
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if (!aImage) {
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ClearAllImages();
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return;
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}
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ReentrantMonitorAutoEnter mon(mReentrantMonitor);
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if (IsAsync()) {
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ImageBridgeChild::DispatchImageClientUpdate(mImageClient, this);
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}
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SetCurrentImageInternal(aImage);
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}
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void
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ImageContainer::ClearAllImages()
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{
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if (IsAsync()) {
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// Let ImageClient release all TextureClients.
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ImageBridgeChild::FlushAllImages(mImageClient, this, false);
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return;
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}
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ReentrantMonitorAutoEnter mon(mReentrantMonitor);
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SetCurrentImageInternal(nullptr);
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}
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void
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ImageContainer::ClearAllImagesExceptFront()
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{
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if (IsAsync()) {
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// Let ImageClient release all TextureClients except front one.
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ImageBridgeChild::FlushAllImages(mImageClient, this, true);
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}
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}
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void
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ImageContainer::SetCurrentImageInTransaction(Image *aImage)
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{
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NS_ASSERTION(NS_IsMainThread(), "Should be on main thread.");
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NS_ASSERTION(!mImageClient, "Should use async image transfer with ImageBridge.");
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SetCurrentImageInternal(aImage);
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}
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bool ImageContainer::IsAsync() const {
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return mImageClient != nullptr;
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}
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uint64_t ImageContainer::GetAsyncContainerID() const
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{
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NS_ASSERTION(IsAsync(),"Shared image ID is only relevant to async ImageContainers");
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if (IsAsync()) {
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return mImageClient->GetAsyncID();
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} else {
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return 0; // zero is always an invalid AsyncID
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}
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}
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bool
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ImageContainer::HasCurrentImage()
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{
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ReentrantMonitorAutoEnter mon(mReentrantMonitor);
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if (mRemoteData) {
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CrossProcessMutexAutoLock autoLock(*mRemoteDataMutex);
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EnsureActiveImage();
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return !!mActiveImage.get();
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}
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return !!mActiveImage.get();
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}
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already_AddRefed<Image>
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ImageContainer::LockCurrentImage()
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{
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ReentrantMonitorAutoEnter mon(mReentrantMonitor);
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if (mRemoteData) {
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NS_ASSERTION(mRemoteDataMutex, "Should have remote data mutex when having remote data!");
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mRemoteDataMutex->Lock();
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}
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EnsureActiveImage();
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nsRefPtr<Image> retval = mActiveImage;
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return retval.forget();
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}
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TemporaryRef<gfx::SourceSurface>
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ImageContainer::LockCurrentAsSourceSurface(gfx::IntSize *aSize, Image** aCurrentImage)
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{
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ReentrantMonitorAutoEnter mon(mReentrantMonitor);
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if (mRemoteData) {
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NS_ASSERTION(mRemoteDataMutex, "Should have remote data mutex when having remote data!");
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mRemoteDataMutex->Lock();
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EnsureActiveImage();
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if (aCurrentImage) {
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NS_IF_ADDREF(mActiveImage);
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*aCurrentImage = mActiveImage.get();
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}
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if (!mActiveImage) {
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return nullptr;
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}
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if (mActiveImage->GetFormat() == ImageFormat::REMOTE_IMAGE_BITMAP) {
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gfxImageFormat fmt = mRemoteData->mFormat == RemoteImageData::BGRX32
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? gfxImageFormat::ARGB32
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: gfxImageFormat::RGB24;
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RefPtr<gfx::DataSourceSurface> newSurf
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= gfx::Factory::CreateWrappingDataSourceSurface(mRemoteData->mBitmap.mData,
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mRemoteData->mBitmap.mStride,
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mRemoteData->mSize,
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gfx::ImageFormatToSurfaceFormat(fmt));
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*aSize = newSurf->GetSize();
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return newSurf;
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}
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*aSize = mActiveImage->GetSize();
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return mActiveImage->GetAsSourceSurface();
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}
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if (aCurrentImage) {
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NS_IF_ADDREF(mActiveImage);
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*aCurrentImage = mActiveImage.get();
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}
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if (!mActiveImage) {
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return nullptr;
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}
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*aSize = mActiveImage->GetSize();
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return mActiveImage->GetAsSourceSurface();
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}
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void
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ImageContainer::UnlockCurrentImage()
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{
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if (mRemoteData) {
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NS_ASSERTION(mRemoteDataMutex, "Should have remote data mutex when having remote data!");
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mRemoteDataMutex->Unlock();
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}
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}
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TemporaryRef<gfx::SourceSurface>
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ImageContainer::GetCurrentAsSourceSurface(gfx::IntSize *aSize)
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{
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ReentrantMonitorAutoEnter mon(mReentrantMonitor);
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if (mRemoteData) {
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CrossProcessMutexAutoLock autoLock(*mRemoteDataMutex);
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EnsureActiveImage();
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if (!mActiveImage)
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return nullptr;
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*aSize = mRemoteData->mSize;
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} else {
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if (!mActiveImage)
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return nullptr;
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*aSize = mActiveImage->GetSize();
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}
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return mActiveImage->GetAsSourceSurface();
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}
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gfx::IntSize
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ImageContainer::GetCurrentSize()
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{
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ReentrantMonitorAutoEnter mon(mReentrantMonitor);
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if (mRemoteData) {
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CrossProcessMutexAutoLock autoLock(*mRemoteDataMutex);
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// We don't need to ensure we have an active image here, as we need to
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// be in the mutex anyway, and this is easiest to return from there.
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return mRemoteData->mSize;
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}
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if (!mActiveImage) {
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return gfx::IntSize(0, 0);
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}
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return mActiveImage->GetSize();
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}
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void
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ImageContainer::SetRemoteImageData(RemoteImageData *aData, CrossProcessMutex *aMutex)
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{
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ReentrantMonitorAutoEnter mon(mReentrantMonitor);
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NS_ASSERTION(!mActiveImage || !aData, "No active image expected when SetRemoteImageData is called with non-NULL aData.");
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NS_ASSERTION(!mRemoteData || !aData, "No remote data expected when SetRemoteImageData is called with non-NULL aData.");
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mRemoteData = aData;
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if (aData) {
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memset(aData, 0, sizeof(RemoteImageData));
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} else {
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mActiveImage = nullptr;
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}
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mRemoteDataMutex = aMutex;
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}
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void
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ImageContainer::EnsureActiveImage()
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{
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if (mRemoteData) {
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if (mRemoteData->mWasUpdated) {
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mActiveImage = nullptr;
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}
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if (mRemoteData->mType == RemoteImageData::RAW_BITMAP &&
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mRemoteData->mBitmap.mData && !mActiveImage) {
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nsRefPtr<RemoteBitmapImage> newImg = new RemoteBitmapImage();
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newImg->mFormat = mRemoteData->mFormat;
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newImg->mData = mRemoteData->mBitmap.mData;
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newImg->mSize = mRemoteData->mSize;
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newImg->mStride = mRemoteData->mBitmap.mStride;
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mRemoteData->mWasUpdated = false;
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mActiveImage = newImg;
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}
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#ifdef XP_WIN
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else if (mRemoteData->mType == RemoteImageData::DXGI_TEXTURE_HANDLE &&
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mRemoteData->mTextureHandle && !mActiveImage) {
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nsRefPtr<RemoteDXGITextureImage> newImg = new RemoteDXGITextureImage();
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newImg->mSize = mRemoteData->mSize;
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newImg->mHandle = mRemoteData->mTextureHandle;
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newImg->mFormat = mRemoteData->mFormat;
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mRemoteData->mWasUpdated = false;
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mActiveImage = newImg;
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}
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#endif
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}
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}
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PlanarYCbCrImage::PlanarYCbCrImage(BufferRecycleBin *aRecycleBin)
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: Image(nullptr, ImageFormat::PLANAR_YCBCR)
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, mBufferSize(0)
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, mOffscreenFormat(gfxImageFormat::Unknown)
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, mRecycleBin(aRecycleBin)
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{
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}
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PlanarYCbCrImage::~PlanarYCbCrImage()
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{
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if (mBuffer) {
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mRecycleBin->RecycleBuffer(mBuffer.forget(), mBufferSize);
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}
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}
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size_t
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PlanarYCbCrImage::SizeOfExcludingThis(MallocSizeOf aMallocSizeOf) const
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{
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// Ignoring:
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// - mData - just wraps mBuffer
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// - Surfaces should be reported under gfx-surfaces-*:
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// - mSourceSurface
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// - Base class:
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// - mImplData is not used
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// Not owned:
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// - mRecycleBin
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size_t size = mBuffer.SizeOfExcludingThis(aMallocSizeOf);
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// Could add in the future:
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// - mBackendData (from base class)
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return size;
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}
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uint8_t*
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PlanarYCbCrImage::AllocateBuffer(uint32_t aSize)
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{
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return mRecycleBin->GetBuffer(aSize);
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}
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static void
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CopyPlane(uint8_t *aDst, const uint8_t *aSrc,
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const gfx::IntSize &aSize, int32_t aStride, int32_t aSkip)
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{
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if (!aSkip) {
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// Fast path: planar input.
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memcpy(aDst, aSrc, aSize.height * aStride);
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} else {
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int32_t height = aSize.height;
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int32_t width = aSize.width;
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for (int y = 0; y < height; ++y) {
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const uint8_t *src = aSrc;
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uint8_t *dst = aDst;
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// Slow path
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for (int x = 0; x < width; ++x) {
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*dst++ = *src++;
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src += aSkip;
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}
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aSrc += aStride;
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aDst += aStride;
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}
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}
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}
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void
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PlanarYCbCrImage::CopyData(const Data& aData)
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{
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mData = aData;
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// update buffer size
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size_t size = mData.mCbCrStride * mData.mCbCrSize.height * 2 +
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mData.mYStride * mData.mYSize.height;
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// get new buffer
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mBuffer = AllocateBuffer(size);
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if (!mBuffer)
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return;
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// update buffer size
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mBufferSize = size;
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mData.mYChannel = mBuffer;
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mData.mCbChannel = mData.mYChannel + mData.mYStride * mData.mYSize.height;
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mData.mCrChannel = mData.mCbChannel + mData.mCbCrStride * mData.mCbCrSize.height;
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CopyPlane(mData.mYChannel, aData.mYChannel,
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mData.mYSize, mData.mYStride, mData.mYSkip);
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CopyPlane(mData.mCbChannel, aData.mCbChannel,
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mData.mCbCrSize, mData.mCbCrStride, mData.mCbSkip);
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CopyPlane(mData.mCrChannel, aData.mCrChannel,
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mData.mCbCrSize, mData.mCbCrStride, mData.mCrSkip);
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mSize = aData.mPicSize;
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}
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void
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PlanarYCbCrImage::SetData(const Data &aData)
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{
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CopyData(aData);
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}
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gfxImageFormat
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PlanarYCbCrImage::GetOffscreenFormat()
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{
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return mOffscreenFormat == gfxImageFormat::Unknown ?
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gfxPlatform::GetPlatform()->GetOffscreenFormat() :
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mOffscreenFormat;
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}
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void
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PlanarYCbCrImage::SetDataNoCopy(const Data &aData)
|
|
{
|
|
mData = aData;
|
|
mSize = aData.mPicSize;
|
|
}
|
|
|
|
uint8_t*
|
|
PlanarYCbCrImage::AllocateAndGetNewBuffer(uint32_t aSize)
|
|
{
|
|
// get new buffer
|
|
mBuffer = AllocateBuffer(aSize);
|
|
if (mBuffer) {
|
|
// update buffer size
|
|
mBufferSize = aSize;
|
|
}
|
|
return mBuffer;
|
|
}
|
|
|
|
TemporaryRef<gfx::SourceSurface>
|
|
PlanarYCbCrImage::GetAsSourceSurface()
|
|
{
|
|
if (mSourceSurface) {
|
|
return mSourceSurface.get();
|
|
}
|
|
|
|
gfx::IntSize size(mSize);
|
|
gfx::SurfaceFormat format = gfx::ImageFormatToSurfaceFormat(GetOffscreenFormat());
|
|
gfx::GetYCbCrToRGBDestFormatAndSize(mData, format, size);
|
|
if (mSize.width > PlanarYCbCrImage::MAX_DIMENSION ||
|
|
mSize.height > PlanarYCbCrImage::MAX_DIMENSION) {
|
|
NS_ERROR("Illegal image dest width or height");
|
|
return nullptr;
|
|
}
|
|
|
|
RefPtr<gfx::DataSourceSurface> surface = gfx::Factory::CreateDataSourceSurface(size, format);
|
|
if (!surface) {
|
|
NS_WARNING("Failed to create SourceSurface.");
|
|
return nullptr;
|
|
}
|
|
|
|
gfx::ConvertYCbCrToRGB(mData, format, size, surface->GetData(), surface->Stride());
|
|
|
|
mSourceSurface = surface;
|
|
|
|
return surface.forget();
|
|
}
|
|
|
|
TemporaryRef<gfx::SourceSurface>
|
|
RemoteBitmapImage::GetAsSourceSurface()
|
|
{
|
|
gfx::SurfaceFormat fmt = mFormat == RemoteImageData::BGRX32
|
|
? gfx::SurfaceFormat::B8G8R8X8
|
|
: gfx::SurfaceFormat::B8G8R8A8;
|
|
RefPtr<gfx::DataSourceSurface> newSurf = gfx::Factory::CreateDataSourceSurface(mSize, fmt);
|
|
if (!newSurf) {
|
|
NS_WARNING("Failed to create SourceSurface.");
|
|
return nullptr;
|
|
}
|
|
|
|
for (int y = 0; y < mSize.height; y++) {
|
|
memcpy(newSurf->GetData() + newSurf->Stride() * y,
|
|
mData + mStride * y,
|
|
mSize.width * 4);
|
|
}
|
|
|
|
return newSurf;
|
|
}
|
|
|
|
CairoImage::CairoImage()
|
|
: Image(nullptr, ImageFormat::CAIRO_SURFACE)
|
|
{}
|
|
|
|
CairoImage::~CairoImage()
|
|
{
|
|
}
|
|
|
|
TextureClient*
|
|
CairoImage::GetTextureClient(CompositableClient *aClient)
|
|
{
|
|
if (!aClient) {
|
|
return nullptr;
|
|
}
|
|
|
|
CompositableForwarder* forwarder = aClient->GetForwarder();
|
|
RefPtr<TextureClient> textureClient = mTextureClients.Get(forwarder->GetSerial());
|
|
if (textureClient) {
|
|
return textureClient;
|
|
}
|
|
|
|
RefPtr<SourceSurface> surface = GetAsSourceSurface();
|
|
MOZ_ASSERT(surface);
|
|
if (!surface) {
|
|
return nullptr;
|
|
}
|
|
|
|
// gfx::BackendType::NONE means default to content backend
|
|
textureClient = aClient->CreateTextureClientForDrawing(surface->GetFormat(),
|
|
TextureFlags::DEFAULT,
|
|
gfx::BackendType::NONE,
|
|
surface->GetSize());
|
|
if (!textureClient) {
|
|
return nullptr;
|
|
}
|
|
MOZ_ASSERT(textureClient->CanExposeDrawTarget());
|
|
if (!textureClient->AllocateForSurface(surface->GetSize()) ||
|
|
!textureClient->Lock(OpenMode::OPEN_WRITE_ONLY)) {
|
|
return nullptr;
|
|
}
|
|
|
|
TextureClientAutoUnlock autoUnolck(textureClient);
|
|
{
|
|
// We must not keep a reference to the DrawTarget after it has been unlocked.
|
|
DrawTarget* dt = textureClient->BorrowDrawTarget();
|
|
if (!dt) {
|
|
return nullptr;
|
|
}
|
|
dt->CopySurface(surface, IntRect(IntPoint(), surface->GetSize()), IntPoint());
|
|
}
|
|
|
|
mTextureClients.Put(forwarder->GetSerial(), textureClient);
|
|
return textureClient;
|
|
}
|
|
|
|
} // namespace
|
|
} // namespace
|