зеркало из https://github.com/mozilla/gecko-dev.git
Bug 1200595 - DIB TextureData implementation. r=Bas
This commit is contained in:
Nicolas Silva
Родитель
1e614cbe2b
Коммит
be9ee98a4c
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@ -14,64 +14,117 @@ using namespace gfx;
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namespace layers {
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bool
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TextureClientDIB::Lock(OpenMode)
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/**
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* Can only be drawn into through Cairo.
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* The coresponding TextureHost depends on the compositor
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*/
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class MemoryDIBTextureData : public DIBTextureData
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{
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MOZ_ASSERT(!mIsLocked);
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if (!IsValid()) {
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return false;
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}
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mIsLocked = true;
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return true;
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}
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public:
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virtual bool Serialize(SurfaceDescriptor& aOutDescriptor) override;
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void
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TextureClientDIB::Unlock()
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virtual TextureData*
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CreateSimilar(ISurfaceAllocator* aAllocator,
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TextureFlags aFlags = TextureFlags::DEFAULT,
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TextureAllocationFlags aAllocFlags = ALLOC_DEFAULT) const override;
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static
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DIBTextureData* Create(gfx::IntSize aSize, gfx::SurfaceFormat aFormat);
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virtual void Deallocate(ISurfaceAllocator* aAllocator) override
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{
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mSurface = nullptr;
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}
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MemoryDIBTextureData(gfx::IntSize aSize, gfx::SurfaceFormat aFormat,
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gfxWindowsSurface* aSurface)
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: DIBTextureData(aSize, aFormat, aSurface)
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{
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MOZ_COUNT_CTOR(MemoryDIBTextureData);
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}
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virtual ~MemoryDIBTextureData()
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{
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MOZ_COUNT_DTOR(MemoryDIBTextureData);
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}
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};
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/**
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* Can only be drawn into through Cairo.
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* The coresponding TextureHost depends on the compositor
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*/
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class ShmemDIBTextureData : public DIBTextureData
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{
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MOZ_ASSERT(mIsLocked, "Unlocked called while the texture is not locked!");
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if (mDrawTarget) {
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if (mReadbackSink) {
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RefPtr<SourceSurface> snapshot = mDrawTarget->Snapshot();
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RefPtr<DataSourceSurface> dataSurf = snapshot->GetDataSurface();
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mReadbackSink->ProcessReadback(dataSurf);
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public:
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virtual bool Serialize(SurfaceDescriptor& aOutDescriptor) override;
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virtual TextureData*
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CreateSimilar(ISurfaceAllocator* aAllocator,
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TextureFlags aFlags = TextureFlags::DEFAULT,
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TextureAllocationFlags aAllocFlags = ALLOC_DEFAULT) const override;
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static
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DIBTextureData* Create(gfx::IntSize aSize, gfx::SurfaceFormat aFormat,
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ISurfaceAllocator* aAllocator);
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void DeallocateData()
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{
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if (mSurface) {
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::DeleteObject(mBitmap);
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::DeleteDC(mDC);
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::CloseHandle(mFileMapping);
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mBitmap = NULL;
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mDC = NULL;
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mFileMapping = NULL;
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mSurface = nullptr;
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}
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mDrawTarget->Flush();
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mDrawTarget = nullptr;
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}
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mIsLocked = false;
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virtual void Deallocate(ISurfaceAllocator* aAllocator) override
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{
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DeallocateData();
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}
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ShmemDIBTextureData(gfx::IntSize aSize, gfx::SurfaceFormat aFormat,
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gfxWindowsSurface* aSurface,
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HANDLE aFileMapping, HANDLE aHostHandle,
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HDC aDC, HBITMAP aBitmap)
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: DIBTextureData(aSize, aFormat, aSurface)
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, mFileMapping(aFileMapping)
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, mHostHandle(aHostHandle)
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, mDC(aDC)
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, mBitmap(aBitmap)
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{
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MOZ_COUNT_CTOR(ShmemDIBTextureData);
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}
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virtual ~ShmemDIBTextureData()
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{
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MOZ_COUNT_DTOR(ShmemDIBTextureData);
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}
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HANDLE mFileMapping;
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HANDLE mHostHandle;
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HDC mDC;
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HBITMAP mBitmap;
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};
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already_AddRefed<gfx::DrawTarget>
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DIBTextureData::BorrowDrawTarget()
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{
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return gfxPlatform::GetPlatform()->CreateDrawTargetForSurface(mSurface, mSize);
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}
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gfx::DrawTarget*
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TextureClientDIB::BorrowDrawTarget()
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bool
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DIBTextureData::UpdateFromSurface(gfx::SourceSurface* aSurface)
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{
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MOZ_ASSERT(mIsLocked && IsAllocated());
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if (!mDrawTarget) {
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mDrawTarget =
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gfxPlatform::GetPlatform()->CreateDrawTargetForSurface(mSurface, mSize);
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}
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if (!mDrawTarget) {
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gfxCriticalNote << "DIB failed draw target surface " << mSize << ", " << (int)mIsLocked << ", " << IsAllocated();
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}
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return mDrawTarget;
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}
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void
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TextureClientDIB::UpdateFromSurface(gfx::SourceSurface* aSurface)
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{
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MOZ_ASSERT(mIsLocked && IsAllocated());
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RefPtr<gfxImageSurface> imgSurf = mSurface->GetAsImageSurface();
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RefPtr<DataSourceSurface> srcSurf = aSurface->GetDataSurface();
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if (!srcSurf) {
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gfxCriticalError() << "Failed to GetDataSurface in UpdateFromSurface.";
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return;
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return false;
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}
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DataSourceSurface::MappedSurface sourceMap;
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@ -84,43 +137,40 @@ TextureClientDIB::UpdateFromSurface(gfx::SourceSurface* aSurface)
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}
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srcSurf->Unmap();
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return true;
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}
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TextureClientMemoryDIB::TextureClientMemoryDIB(ISurfaceAllocator* aAllocator,
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gfx::SurfaceFormat aFormat,
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TextureFlags aFlags)
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: TextureClientDIB(aAllocator, aFormat, aFlags)
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DIBTextureData*
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DIBTextureData::Create(gfx::IntSize aSize, gfx::SurfaceFormat aFormat,
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ISurfaceAllocator* aAllocator)
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{
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MOZ_COUNT_CTOR(TextureClientMemoryDIB);
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}
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TextureClientMemoryDIB::~TextureClientMemoryDIB()
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{
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MOZ_COUNT_DTOR(TextureClientMemoryDIB);
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}
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already_AddRefed<TextureClient>
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TextureClientMemoryDIB::CreateSimilar(TextureFlags aFlags,
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TextureAllocationFlags aAllocFlags) const
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{
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RefPtr<TextureClient> tex = new TextureClientMemoryDIB(mAllocator, mFormat,
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mFlags | aFlags);
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if (!tex->AllocateForSurface(mSize, aAllocFlags)) {
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if (!aAllocator) {
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return nullptr;
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}
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if (aFormat == gfx::SurfaceFormat::UNKNOWN) {
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return nullptr;
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}
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if (aAllocator->IsSameProcess()) {
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return MemoryDIBTextureData::Create(aSize, aFormat);
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} else {
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return ShmemDIBTextureData::Create(aSize, aFormat, aAllocator);
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}
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}
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return tex.forget();
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TextureData*
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MemoryDIBTextureData::CreateSimilar(ISurfaceAllocator* aAllocator,
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TextureFlags aFlags,
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TextureAllocationFlags aAllocFlags) const
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{
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if (!aAllocator) {
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return nullptr;
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}
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return MemoryDIBTextureData::Create(mSize, mFormat);
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}
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bool
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TextureClientMemoryDIB::ToSurfaceDescriptor(SurfaceDescriptor& aOutDescriptor)
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MemoryDIBTextureData::Serialize(SurfaceDescriptor& aOutDescriptor)
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{
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MOZ_ASSERT(IsValid());
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if (!IsAllocated()) {
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return false;
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}
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MOZ_ASSERT(mSurface);
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// The host will release this ref when it receives the surface descriptor.
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// We AddRef in case we die before the host receives the pointer.
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@ -129,64 +179,34 @@ TextureClientMemoryDIB::ToSurfaceDescriptor(SurfaceDescriptor& aOutDescriptor)
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return true;
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}
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bool
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TextureClientMemoryDIB::AllocateForSurface(gfx::IntSize aSize, TextureAllocationFlags aFlags)
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DIBTextureData*
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MemoryDIBTextureData::Create(gfx::IntSize aSize, gfx::SurfaceFormat aFormat)
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{
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MOZ_ASSERT(!IsAllocated());
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mSize = aSize;
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mSurface = new gfxWindowsSurface(aSize, SurfaceFormatToImageFormat(mFormat));
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if (!mSurface || mSurface->CairoStatus())
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{
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NS_WARNING("Could not create surface");
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mSurface = nullptr;
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return false;
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}
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return true;
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}
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TextureClientShmemDIB::TextureClientShmemDIB(ISurfaceAllocator* aAllocator,
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gfx::SurfaceFormat aFormat,
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TextureFlags aFlags)
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: TextureClientDIB(aAllocator, aFormat, aFlags)
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, mFileMapping(NULL)
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, mHostHandle(NULL)
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, mDC(NULL)
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, mBitmap(NULL)
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{
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MOZ_COUNT_CTOR(TextureClientShmemDIB);
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}
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TextureClientShmemDIB::~TextureClientShmemDIB()
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{
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MOZ_COUNT_DTOR(TextureClientShmemDIB);
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::DeleteObject(mBitmap);
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::DeleteDC(mDC);
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::CloseHandle(mFileMapping);
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}
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already_AddRefed<TextureClient>
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TextureClientShmemDIB::CreateSimilar(TextureFlags aFlags,
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TextureAllocationFlags aAllocFlags) const
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{
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RefPtr<TextureClient> tex = new TextureClientShmemDIB(mAllocator, mFormat,
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mFlags | aFlags);
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if (!tex->AllocateForSurface(mSize, aAllocFlags)) {
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RefPtr<gfxWindowsSurface> surface
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= new gfxWindowsSurface(aSize, SurfaceFormatToImageFormat(aFormat));
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if (!surface || surface->CairoStatus()) {
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NS_WARNING("Could not create DIB surface");
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return nullptr;
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}
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return tex.forget();
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return new MemoryDIBTextureData(aSize, aFormat, surface);
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}
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TextureData*
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ShmemDIBTextureData::CreateSimilar(ISurfaceAllocator* aAllocator,
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TextureFlags aFlags,
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TextureAllocationFlags aAllocFlags) const
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{
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if (!aAllocator) {
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return nullptr;
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}
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return ShmemDIBTextureData::Create(mSize, mFormat, aAllocator);
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}
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bool
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TextureClientShmemDIB::ToSurfaceDescriptor(SurfaceDescriptor& aOutDescriptor)
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ShmemDIBTextureData::Serialize(SurfaceDescriptor& aOutDescriptor)
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{
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MOZ_ASSERT(IsValid());
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MOZ_ASSERT(mAllocator->ParentPid() != base::ProcessId());
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if (!IsAllocated() || GetFormat() == gfx::SurfaceFormat::UNKNOWN) {
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if (GetFormat() == gfx::SurfaceFormat::UNKNOWN) {
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return false;
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}
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@ -195,33 +215,33 @@ TextureClientShmemDIB::ToSurfaceDescriptor(SurfaceDescriptor& aOutDescriptor)
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return true;
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}
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bool
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TextureClientShmemDIB::AllocateForSurface(gfx::IntSize aSize, TextureAllocationFlags aFlags)
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DIBTextureData*
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ShmemDIBTextureData::Create(gfx::IntSize aSize, gfx::SurfaceFormat aFormat,
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ISurfaceAllocator* aAllocator)
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{
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MOZ_ASSERT(!IsAllocated());
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MOZ_ASSERT(mAllocator->ParentPid() != base::ProcessId());
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MOZ_ASSERT(aAllocator->ParentPid() != base::ProcessId());
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mSize = aSize;
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DWORD mapSize = aSize.width * aSize.height * BytesPerPixel(aFormat);
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HANDLE fileMapping = ::CreateFileMapping(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, mapSize, NULL);
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DWORD mapSize = mSize.width * mSize.height * BytesPerPixel(mFormat);
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mFileMapping = ::CreateFileMapping(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, mapSize, NULL);
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if (!mFileMapping) {
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if (!fileMapping) {
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gfxCriticalError() << "Failed to create memory file mapping for " << mapSize << " bytes.";
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return false;
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return nullptr;
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}
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uint8_t* data = (uint8_t*)::MapViewOfFile(mFileMapping, FILE_MAP_WRITE | FILE_MAP_READ, 0, 0, mSize.width * mSize.height * BytesPerPixel(mFormat));
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uint8_t* data = (uint8_t*)::MapViewOfFile(fileMapping, FILE_MAP_WRITE | FILE_MAP_READ,
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0, 0, aSize.width * aSize.height
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* BytesPerPixel(aFormat));
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memset(data, 0x80, mSize.width * mSize.height * BytesPerPixel(mFormat));
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memset(data, 0x80, aSize.width * aSize.height * BytesPerPixel(aFormat));
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::UnmapViewOfFile(mFileMapping);
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::UnmapViewOfFile(fileMapping);
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BITMAPV4HEADER header;
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memset(&header, 0, sizeof(BITMAPV4HEADER));
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header.bV4Size = sizeof(BITMAPV4HEADER);
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header.bV4Width = mSize.width;
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header.bV4Height = -LONG(mSize.height); // top-to-buttom DIB
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header.bV4Width = aSize.width;
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header.bV4Height = -LONG(aSize.height); // top-to-buttom DIB
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header.bV4Planes = 1;
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header.bV4BitCount = 32;
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header.bV4V4Compression = BI_BITFIELDS;
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@ -229,46 +249,54 @@ TextureClientShmemDIB::AllocateForSurface(gfx::IntSize aSize, TextureAllocationF
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header.bV4GreenMask = 0x0000FF00;
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header.bV4BlueMask = 0x000000FF;
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mDC = ::CreateCompatibleDC(::GetDC(NULL));
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HDC dc = ::CreateCompatibleDC(::GetDC(NULL));
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if (!mDC) {
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::CloseHandle(mFileMapping);
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if (!dc) {
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::CloseHandle(fileMapping);
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gfxCriticalError() << "Failed to create DC for bitmap.";
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return false;
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return nullptr;
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}
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void* bits;
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mBitmap = ::CreateDIBSection(mDC, (BITMAPINFO*)&header, DIB_RGB_COLORS, &bits, mFileMapping, 0);
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HBITMAP bitmap = ::CreateDIBSection(dc, (BITMAPINFO*)&header,
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DIB_RGB_COLORS, &bits,
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fileMapping, 0);
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if (!mBitmap) {
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gfxCriticalError() << "Failed to create DIB section for a bitmap of size " << mSize;
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::CloseHandle(mFileMapping);
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::DeleteDC(mDC);
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return false;
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if (!bitmap) {
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gfxCriticalError() << "Failed to create DIB section for a bitmap of size "
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<< aSize;
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::CloseHandle(fileMapping);
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::DeleteDC(dc);
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return nullptr;
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}
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::SelectObject(mDC, mBitmap);
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::SelectObject(dc, bitmap);
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mSurface = new gfxWindowsSurface(mDC, 0);
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if (mSurface->CairoStatus())
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RefPtr<gfxWindowsSurface> surface = new gfxWindowsSurface(dc, 0);
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if (surface->CairoStatus())
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{
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::DeleteObject(mBitmap);
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::DeleteDC(mDC);
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::CloseHandle(mFileMapping);
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gfxCriticalError() << "Could not create surface, status: " << mSurface->CairoStatus();
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mSurface = nullptr;
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return false;
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::DeleteObject(bitmap);
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::DeleteDC(dc);
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::CloseHandle(fileMapping);
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gfxCriticalError() << "Could not create surface, status: "
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<< surface->CairoStatus();
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return nullptr;
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}
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if (!ipc::DuplicateHandle(mFileMapping, mAllocator->ParentPid(), &mHostHandle, 0, DUPLICATE_SAME_ACCESS)) {
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HANDLE hostHandle = NULL;
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if (!ipc::DuplicateHandle(fileMapping, aAllocator->ParentPid(),
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&hostHandle, 0, DUPLICATE_SAME_ACCESS)) {
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gfxCriticalError() << "Failed to duplicate handle to parent process for surface.";
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::DeleteObject(mBitmap);
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::DeleteDC(mDC);
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::CloseHandle(mFileMapping);
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return false;
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::DeleteObject(bitmap);
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::DeleteDC(dc);
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::CloseHandle(fileMapping);
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return nullptr;
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}
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return true;
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return new ShmemDIBTextureData(aSize, aFormat, surface,
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fileMapping, hostHandle,
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dc, bitmap);
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}
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@ -15,101 +15,42 @@
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namespace mozilla {
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namespace layers {
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class TextureClientDIB : public TextureClient
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class DIBTextureData : public TextureData
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{
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public:
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virtual bool IsAllocated() const override { return !!mSurface; }
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virtual bool Lock(OpenMode, FenceHandle*) override { return true; }
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virtual bool Lock(OpenMode aOpenMode) override;
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virtual void Unlock() override;
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virtual bool IsLocked() const override{ return mIsLocked; }
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virtual void Unlock() override {}
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virtual gfx::IntSize GetSize() const override { return mSize; }
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virtual gfx::SurfaceFormat GetFormat() const override { return mFormat; }
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virtual bool CanExposeDrawTarget() const override { return true; }
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virtual bool SupportsMoz2D() const override { return true; }
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virtual gfx::DrawTarget* BorrowDrawTarget() override;
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virtual already_AddRefed<gfx::DrawTarget> BorrowDrawTarget() override;
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virtual void UpdateFromSurface(gfx::SourceSurface* aSurface) override;
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virtual bool UpdateFromSurface(gfx::SourceSurface* aSurface) override;
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||||
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virtual bool HasInternalBuffer() const override { return true; }
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|
||||
static
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DIBTextureData* Create(gfx::IntSize aSize, gfx::SurfaceFormat aFormat,
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ISurfaceAllocator* aAllocator);
|
||||
|
||||
protected:
|
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TextureClientDIB(ISurfaceAllocator* aAllocator, gfx::SurfaceFormat aFormat, TextureFlags aFlags)
|
||||
: TextureClient(aAllocator, aFlags)
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||||
, mFormat(aFormat)
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||||
, mIsLocked(false)
|
||||
{ }
|
||||
DIBTextureData(gfx::IntSize aSize, gfx::SurfaceFormat aFormat,
|
||||
gfxWindowsSurface* aSurface)
|
||||
: mSurface(aSurface)
|
||||
, mSize(aSize)
|
||||
, mFormat(aFormat)
|
||||
{
|
||||
MOZ_ASSERT(aSurface);
|
||||
}
|
||||
|
||||
RefPtr<gfxWindowsSurface> mSurface;
|
||||
RefPtr<gfx::DrawTarget> mDrawTarget;
|
||||
gfx::IntSize mSize;
|
||||
gfx::SurfaceFormat mFormat;
|
||||
bool mIsLocked;
|
||||
};
|
||||
|
||||
/**
|
||||
* Can only be drawn into through Cairo.
|
||||
* Prefer CairoTextureClient when possible.
|
||||
* The coresponding TextureHost depends on the compositor
|
||||
*/
|
||||
class TextureClientMemoryDIB : public TextureClientDIB
|
||||
{
|
||||
public:
|
||||
TextureClientMemoryDIB(ISurfaceAllocator* aAllocator,
|
||||
gfx::SurfaceFormat aFormat,
|
||||
TextureFlags aFlags);
|
||||
|
||||
virtual ~TextureClientMemoryDIB();
|
||||
|
||||
// TextureClient
|
||||
|
||||
virtual bool ToSurfaceDescriptor(SurfaceDescriptor& aOutDescriptor) override;
|
||||
|
||||
virtual bool AllocateForSurface(gfx::IntSize aSize,
|
||||
TextureAllocationFlags aFlags = ALLOC_DEFAULT) override;
|
||||
|
||||
virtual already_AddRefed<TextureClient>
|
||||
CreateSimilar(TextureFlags aFlags = TextureFlags::DEFAULT,
|
||||
TextureAllocationFlags aAllocFlags = ALLOC_DEFAULT) const override;
|
||||
|
||||
|
||||
};
|
||||
|
||||
/**
|
||||
* Can only be drawn into through Cairo.
|
||||
* Prefer CairoTextureClient when possible.
|
||||
* The coresponding TextureHost depends on the compositor
|
||||
*/
|
||||
class TextureClientShmemDIB : public TextureClientDIB
|
||||
{
|
||||
public:
|
||||
TextureClientShmemDIB(ISurfaceAllocator* aAllocator,
|
||||
gfx::SurfaceFormat aFormat,
|
||||
TextureFlags aFlags);
|
||||
|
||||
virtual ~TextureClientShmemDIB();
|
||||
|
||||
// TextureClient
|
||||
|
||||
virtual bool ToSurfaceDescriptor(SurfaceDescriptor& aOutDescriptor) override;
|
||||
|
||||
virtual bool AllocateForSurface(gfx::IntSize aSize,
|
||||
TextureAllocationFlags aFlags = ALLOC_DEFAULT) override;
|
||||
|
||||
virtual already_AddRefed<TextureClient>
|
||||
CreateSimilar(TextureFlags aFlags = TextureFlags::DEFAULT,
|
||||
TextureAllocationFlags aAllocFlags = ALLOC_DEFAULT) const override;
|
||||
|
||||
protected:
|
||||
HANDLE mFileMapping;
|
||||
HANDLE mHostHandle;
|
||||
HDC mDC;
|
||||
HBITMAP mBitmap;
|
||||
};
|
||||
|
||||
/**
|
||||
|
|
|
|||
|
|
@ -593,10 +593,9 @@ TextureClient::CreateForDrawing(CompositableForwarder* aAllocator,
|
|||
aAllocator->IsSameProcess() &&
|
||||
moz2DBackend == gfx::BackendType::CAIRO &&
|
||||
NS_IsMainThread()) {
|
||||
if (aAllocator->IsSameProcess()) {
|
||||
texture = new TextureClientMemoryDIB(aAllocator, aFormat, aTextureFlags);
|
||||
} else {
|
||||
texture = new TextureClientShmemDIB(aAllocator, aFormat, aTextureFlags);
|
||||
TextureData* data = DIBTextureData::Create(aSize, aFormat, aAllocator);
|
||||
if (data) {
|
||||
return MakeAndAddRef<ClientTexture>(data, aTextureFlags, aAllocator);
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
|
|
|||
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