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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "D3D9SurfaceImage.h"
#include "gfx2DGlue.h"
#include "mozilla/layers/TextureD3D9.h"
#include "mozilla/layers/CompositableClient.h"
#include "mozilla/layers/CompositableForwarder.h"
#include "mozilla/layers/ImageBridgeChild.h"
#include "mozilla/gfx/Types.h"
namespace mozilla {
namespace layers {
D3D9SurfaceImage::D3D9SurfaceImage()
: Image(nullptr, ImageFormat::D3D9_RGB32_TEXTURE)
, mSize(0, 0)
, mShareHandle(0)
, mValid(true)
{}
D3D9SurfaceImage::~D3D9SurfaceImage()
{
}
HRESULT
D3D9SurfaceImage::AllocateAndCopy(D3D9RecycleAllocator* aAllocator,
IDirect3DSurface9* aSurface,
const gfx::IntRect& aRegion)
{
NS_ENSURE_TRUE(aSurface, E_POINTER);
HRESULT hr;
RefPtr<IDirect3DSurface9> surface = aSurface;
RefPtr<IDirect3DDevice9> device;
hr = surface->GetDevice(getter_AddRefs(device));
NS_ENSURE_TRUE(SUCCEEDED(hr), E_FAIL);
RefPtr<IDirect3D9> d3d9;
hr = device->GetDirect3D(getter_AddRefs(d3d9));
NS_ENSURE_TRUE(SUCCEEDED(hr), E_FAIL);
D3DSURFACE_DESC desc;
surface->GetDesc(&desc);
// Ensure we can convert the textures format to RGB conversion
// in StretchRect. Fail if we can't.
hr = d3d9->CheckDeviceFormatConversion(D3DADAPTER_DEFAULT,
D3DDEVTYPE_HAL,
desc.Format,
D3DFMT_A8R8G8B8);
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
// DXVA surfaces aren't created sharable, so we need to copy the surface
// to a sharable texture to that it's accessible to the layer manager's
// device.
if (aAllocator) {
mTextureClient =
aAllocator->CreateOrRecycleClient(gfx::SurfaceFormat::B8G8R8A8, aRegion.Size());
if (!mTextureClient) {
return E_FAIL;
}
DXGID3D9TextureData* texData =
static_cast<DXGID3D9TextureData*>(mTextureClient->GetInternalData());
mTexture = texData->GetD3D9Texture();
mShareHandle = texData->GetShareHandle();
mDesc = texData->GetDesc();
} else {
hr = device->CreateTexture(aRegion.Size().width, aRegion.Size().height,
1,
D3DUSAGE_RENDERTARGET,
D3DFMT_A8R8G8B8,
D3DPOOL_DEFAULT,
getter_AddRefs(mTexture),
&mShareHandle);
if (FAILED(hr) || !mShareHandle) {
return E_FAIL;
}
hr = mTexture->GetLevelDesc(0, &mDesc);
if (FAILED(hr)) {
return E_FAIL;
}
}
// Copy the image onto the texture, preforming YUV -> RGB conversion if necessary.
RefPtr<IDirect3DSurface9> textureSurface = GetD3D9Surface();
if (!textureSurface) {
return E_FAIL;
}
RECT src = { aRegion.x, aRegion.y, aRegion.x+aRegion.width, aRegion.y+aRegion.height };
hr = device->StretchRect(surface, &src, textureSurface, nullptr, D3DTEXF_NONE);
NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
mSize = aRegion.Size();
return S_OK;
}
already_AddRefed<IDirect3DSurface9>
D3D9SurfaceImage::GetD3D9Surface()
{
RefPtr<IDirect3DSurface9> textureSurface;
HRESULT hr = mTexture->GetSurfaceLevel(0, getter_AddRefs(textureSurface));
NS_ENSURE_TRUE(SUCCEEDED(hr), nullptr);
return textureSurface.forget();
}
const D3DSURFACE_DESC&
D3D9SurfaceImage::GetDesc() const
{
return mDesc;
}
HANDLE
D3D9SurfaceImage::GetShareHandle() const
{
return mShareHandle;
}
gfx::IntSize
D3D9SurfaceImage::GetSize()
{
return mSize;
}
TextureClient*
D3D9SurfaceImage::GetTextureClient(KnowsCompositor* aForwarder)
{
MOZ_ASSERT(mTextureClient);
MOZ_ASSERT(mTextureClient->GetAllocator() == aForwarder->GetTextureForwarder());
return mTextureClient;
}
already_AddRefed<gfx::SourceSurface>
D3D9SurfaceImage::GetAsSourceSurface()
{
if (!mTexture) {
return nullptr;
}
HRESULT hr;
RefPtr<gfx::DataSourceSurface> surface = gfx::Factory::CreateDataSourceSurface(mSize, gfx::SurfaceFormat::B8G8R8X8);
if (NS_WARN_IF(!surface)) {
return nullptr;
}
// Readback the texture from GPU memory into system memory, so that
// we can copy it into the Cairo image. This is expensive.
RefPtr<IDirect3DSurface9> textureSurface = GetD3D9Surface();
if (!textureSurface) {
return nullptr;
}
RefPtr<IDirect3DDevice9> device;
hr = textureSurface->GetDevice(getter_AddRefs(device));
NS_ENSURE_TRUE(SUCCEEDED(hr), nullptr);
RefPtr<IDirect3DSurface9> systemMemorySurface;
hr = device->CreateOffscreenPlainSurface(mSize.width,
mSize.height,
D3DFMT_A8R8G8B8,
D3DPOOL_SYSTEMMEM,
getter_AddRefs(systemMemorySurface),
0);
NS_ENSURE_TRUE(SUCCEEDED(hr), nullptr);
hr = device->GetRenderTargetData(textureSurface, systemMemorySurface);
NS_ENSURE_TRUE(SUCCEEDED(hr), nullptr);
D3DLOCKED_RECT rect;
hr = systemMemorySurface->LockRect(&rect, nullptr, 0);
NS_ENSURE_TRUE(SUCCEEDED(hr), nullptr);
gfx::DataSourceSurface::MappedSurface mappedSurface;
if (!surface->Map(gfx::DataSourceSurface::WRITE, &mappedSurface)) {
systemMemorySurface->UnlockRect();
return nullptr;
}
const unsigned char* src = (const unsigned char*)(rect.pBits);
const unsigned srcPitch = rect.Pitch;
for (int y = 0; y < mSize.height; y++) {
memcpy(mappedSurface.mData + mappedSurface.mStride * y,
(unsigned char*)(src) + srcPitch * y,
mSize.width * 4);
}
systemMemorySurface->UnlockRect();
surface->Unmap();
return surface.forget();
}
already_AddRefed<TextureClient>
D3D9RecycleAllocator::Allocate(gfx::SurfaceFormat aFormat,
gfx::IntSize aSize,
BackendSelector aSelector,
TextureFlags aTextureFlags,
TextureAllocationFlags aAllocFlags)
{
TextureData* data = DXGID3D9TextureData::Create(aSize, aFormat, aTextureFlags, mDevice);
if (!data) {
return nullptr;
}
return MakeAndAddRef<TextureClient>(data, aTextureFlags,
mSurfaceAllocator->GetTextureForwarder());
}
already_AddRefed<TextureClient>
D3D9RecycleAllocator::CreateOrRecycleClient(gfx::SurfaceFormat aFormat,
const gfx::IntSize& aSize)
{
return CreateOrRecycle(aFormat, aSize, BackendSelector::Content,
TextureFlags::DEFAULT);
}
} // namespace layers
} // namespace mozilla
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