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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 "IMFYCbCrImage.h"
#include "mozilla/layers/TextureD3D11.h"
#include "mozilla/layers/CompositableClient.h"
#include "mozilla/layers/CompositableForwarder.h"
#include "mozilla/gfx/DeviceManagerDx.h"
#include "mozilla/gfx/Types.h"
#include "mozilla/layers/TextureClient.h"
#include "d3d9.h"
using namespace mozilla::gfx;
namespace mozilla {
namespace layers {
IMFYCbCrImage::IMFYCbCrImage(IMFMediaBuffer* aBuffer, IMF2DBuffer* a2DBuffer)
: RecyclingPlanarYCbCrImage(nullptr)
, mBuffer(aBuffer)
, m2DBuffer(a2DBuffer)
{}
IMFYCbCrImage::~IMFYCbCrImage()
{
if (m2DBuffer) {
m2DBuffer->Unlock2D();
}
else {
mBuffer->Unlock();
}
}
struct AutoLockTexture
{
AutoLockTexture(ID3D11Texture2D* aTexture)
{
aTexture->QueryInterface((IDXGIKeyedMutex**)getter_AddRefs(mMutex));
if (!mMutex) {
return;
}
HRESULT hr = mMutex->AcquireSync(0, 10000);
if (hr == WAIT_TIMEOUT) {
MOZ_CRASH("GFX: IMFYCbCrImage timeout");
}
if (FAILED(hr)) {
NS_WARNING("Failed to lock the texture");
}
}
~AutoLockTexture()
{
if (!mMutex) {
return;
}
HRESULT hr = mMutex->ReleaseSync(0);
if (FAILED(hr)) {
NS_WARNING("Failed to unlock the texture");
}
}
RefPtr<IDXGIKeyedMutex> mMutex;
};
static already_AddRefed<IDirect3DTexture9>
InitTextures(IDirect3DDevice9* aDevice,
const IntSize &aSize,
_D3DFORMAT aFormat,
RefPtr<IDirect3DSurface9>& aSurface,
HANDLE& aHandle,
D3DLOCKED_RECT& aLockedRect)
{
if (!aDevice) {
return nullptr;
}
RefPtr<IDirect3DTexture9> result;
if (FAILED(aDevice->CreateTexture(aSize.width, aSize.height,
1, 0, aFormat, D3DPOOL_DEFAULT,
getter_AddRefs(result), &aHandle))) {
return nullptr;
}
if (!result) {
return nullptr;
}
RefPtr<IDirect3DTexture9> tmpTexture;
if (FAILED(aDevice->CreateTexture(aSize.width, aSize.height,
1, 0, aFormat, D3DPOOL_SYSTEMMEM,
getter_AddRefs(tmpTexture), nullptr))) {
return nullptr;
}
if (!tmpTexture) {
return nullptr;
}
tmpTexture->GetSurfaceLevel(0, getter_AddRefs(aSurface));
if (FAILED(aSurface->LockRect(&aLockedRect, nullptr, 0)) ||
!aLockedRect.pBits) {
NS_WARNING("Could not lock surface");
return nullptr;
}
return result.forget();
}
static bool
FinishTextures(IDirect3DDevice9* aDevice,
IDirect3DTexture9* aTexture,
IDirect3DSurface9* aSurface)
{
if (!aDevice) {
return false;
}
HRESULT hr = aSurface->UnlockRect();
if (FAILED(hr)) {
return false;
}
RefPtr<IDirect3DSurface9> dstSurface;
hr = aTexture->GetSurfaceLevel(0, getter_AddRefs(dstSurface));
if (FAILED(hr)) {
return false;
}
hr = aDevice->UpdateSurface(aSurface, nullptr, dstSurface, nullptr);
if (FAILED(hr)) {
return false;
}
return true;
}
TextureClient*
IMFYCbCrImage::GetTextureClient(KnowsCompositor* aForwarder)
{
if (mTextureClient) {
return mTextureClient;
}
RefPtr<ID3D11Device> device =
gfx::DeviceManagerDx::Get()->GetContentDevice();
if (!device) {
device =
gfx::DeviceManagerDx::Get()->GetCompositorDevice();
}
LayersBackend backend = aForwarder->GetCompositorBackendType();
if (!device || backend != LayersBackend::LAYERS_D3D11) {
return nullptr;
}
if (!gfx::DeviceManagerDx::Get()->CanInitializeKeyedMutexTextures()) {
return nullptr;
}
if (mData.mYStride < 0 || mData.mCbCrStride < 0) {
// D3D11 only supports unsigned stride values.
return nullptr;
}
CD3D11_TEXTURE2D_DESC newDesc(DXGI_FORMAT_R8_UNORM,
mData.mYSize.width, mData.mYSize.height, 1, 1);
if (device == gfx::DeviceManagerDx::Get()->GetCompositorDevice()) {
newDesc.MiscFlags = D3D11_RESOURCE_MISC_SHARED;
} else {
newDesc.MiscFlags = D3D11_RESOURCE_MISC_SHARED_KEYEDMUTEX;
}
RefPtr<ID3D11Texture2D> textureY;
D3D11_SUBRESOURCE_DATA yData = { mData.mYChannel, (UINT)mData.mYStride, 0 };
HRESULT hr = device->CreateTexture2D(&newDesc, &yData, getter_AddRefs(textureY));
NS_ENSURE_TRUE(SUCCEEDED(hr), nullptr);
newDesc.Width = mData.mCbCrSize.width;
newDesc.Height = mData.mCbCrSize.height;
RefPtr<ID3D11Texture2D> textureCb;
D3D11_SUBRESOURCE_DATA cbData = { mData.mCbChannel, (UINT)mData.mCbCrStride, 0 };
hr = device->CreateTexture2D(&newDesc, &cbData, getter_AddRefs(textureCb));
NS_ENSURE_TRUE(SUCCEEDED(hr), nullptr);
RefPtr<ID3D11Texture2D> textureCr;
D3D11_SUBRESOURCE_DATA crData = { mData.mCrChannel, (UINT)mData.mCbCrStride, 0 };
hr = device->CreateTexture2D(&newDesc, &crData, getter_AddRefs(textureCr));
NS_ENSURE_TRUE(SUCCEEDED(hr), nullptr);
// Even though the textures we created are meant to be protected by a keyed mutex,
// it appears that D3D doesn't include the initial memory upload within this
// synchronization. Add an empty lock/unlock pair since that appears to
// be sufficient to make sure we synchronize.
{
AutoLockTexture lockCr(textureCr);
}
mTextureClient = TextureClient::CreateWithData(
DXGIYCbCrTextureData::Create(TextureFlags::DEFAULT,
textureY, textureCb, textureCr,
GetSize(), mData.mYSize, mData.mCbCrSize),
TextureFlags::DEFAULT,
aForwarder->GetTextureForwarder()
);
return mTextureClient;
}
} // namespace layers
} // namespace mozilla
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