/**
* @fn Resize (int w, int h)
*
* @brief Resizes the render target, creates new textures and views
*
* @param w - New resource width
*
* @param h - New resource height
*/
void CDXRenderTarget::Resize(int resW, int resH)
{
HRESULT hr;
SAFE_RELEASE(m_pSRV);
SAFE_RELEASE(m_pRTV);
SAFE_RELEASE(m_pTexture);
SAFE_RELEASE(m_pTextureCPU);
// Save the new values
m_width = resW;
m_height = resH;
// Get the device
ID3D10Device *pDev = DXUTGetD3D10Device();
// Create the texture here
CD3D10_TEXTURE2D_DESC desc(m_fmt, resW, resH, 1, 1);
desc.BindFlags = D3D10_BIND_RENDER_TARGET | D3D10_BIND_SHADER_RESOURCE;
desc.Usage = D3D10_USAGE_DEFAULT;
hr = pDev->CreateTexture2D(&desc, NULL, &m_pTexture);
assert(hr == S_OK);
// Create the CPU version of the texture here
CD3D10_TEXTURE2D_DESC descCPU(m_fmt, resW, resH, 1, 1);
descCPU.CPUAccessFlags = D3D10_CPU_ACCESS_WRITE;
descCPU.Usage = D3D10_USAGE_DYNAMIC;
hr = pDev->CreateTexture2D(&descCPU, NULL, &m_pTextureCPU);
assert(hr == S_OK);
// Create the shader resource view
D3D10_SHADER_RESOURCE_VIEW_DESC resDesc;
resDesc.Format = m_fmt;
resDesc.ViewDimension = D3D10_SRV_DIMENSION_TEXTURE2D;
resDesc.Texture2D.MipLevels = 1;
resDesc.Texture2D.MostDetailedMip = 0;
hr = pDev->CreateShaderResourceView(m_pTexture, &resDesc, &m_pSRV);
assert(hr == S_OK);
// Create the render target view
D3D10_RENDER_TARGET_VIEW_DESC rtDesc;
rtDesc.Format = m_fmt;
rtDesc.ViewDimension = D3D10_RTV_DIMENSION_TEXTURE2D;
rtDesc.Texture2D.MipSlice = 0;
hr = pDev->CreateRenderTargetView(m_pTexture, &rtDesc, &m_pRTV);
assert(hr == S_OK);
} // End of resize()
bool
TextureClientD3D11::AllocateForSurface(gfx::IntSize aSize, TextureAllocationFlags aFlags)
{
mSize = aSize;
ID3D10Device* device = gfxWindowsPlatform::GetPlatform()->GetD3D10Device();
CD3D10_TEXTURE2D_DESC newDesc(DXGI_FORMAT_B8G8R8A8_UNORM,
aSize.width, aSize.height, 1, 1,
D3D10_BIND_RENDER_TARGET | D3D10_BIND_SHADER_RESOURCE);
newDesc.MiscFlags = D3D10_RESOURCE_MISC_SHARED_KEYEDMUTEX;
HRESULT hr = device->CreateTexture2D(&newDesc, nullptr, byRef(mTexture));
if (FAILED(hr)) {
LOGD3D11("Error creating texture for client!");
return false;
}
// Defer clearing to the next time we lock to avoid an extra (expensive) lock.
mNeedsClear = aFlags & ALLOC_CLEAR_BUFFER;
mNeedsClearWhite = aFlags & ALLOC_CLEAR_BUFFER_WHITE;
return true;
}
static bool grabFrameD3D10(IDXGISwapChain *swap)
{
ID3D10Device *device = 0;
ID3D10Texture2D *tex = 0, *captureTex = 0;
if (FAILED(swap->GetBuffer(0, IID_ID3D10Texture2D, (void**)&tex)))
return false;
D3D10_TEXTURE2D_DESC desc;
tex->GetDevice(&device);
tex->GetDesc(&desc);
// re-creating the capture staging texture each frame is definitely not the most efficient
// way to handle things, but it frees me of all kind of resource management trouble, so
// here goes...
desc.MipLevels = 1;
desc.ArraySize = 1;
desc.SampleDesc.Count = 1;
desc.SampleDesc.Quality = 0;
desc.Usage = D3D10_USAGE_STAGING;
desc.BindFlags = 0;
desc.CPUAccessFlags = D3D10_CPU_ACCESS_READ;
desc.MiscFlags = 0;
if(FAILED(device->CreateTexture2D(&desc,0,&captureTex)))
printLog("video/d3d10: couldn't create staging texture for gpu->cpu download!\n");
else
setCaptureResolution(desc.Width,desc.Height);
if(device)
device->CopySubresourceRegion(captureTex,0,0,0,0,tex,0,0);
D3D10_MAPPED_TEXTURE2D mapped;
bool grabOk = false;
if(captureTex && SUCCEEDED(captureTex->Map(0,D3D10_MAP_READ,0,&mapped)))
{
switch(desc.Format)
{
case DXGI_FORMAT_R8G8B8A8_UNORM:
blitAndFlipRGBAToCaptureData((unsigned char *) mapped.pData,mapped.RowPitch);
grabOk = true;
break;
default:
printLog("video/d3d10: unsupported backbuffer format, can't grab pixels!\n");
break;
}
captureTex->Unmap(0);
}
tex->Release();
if(captureTex) captureTex->Release();
if(device) device->Release();
return grabOk;
}
void
TextureClientD3D11::Unlock()
{
MOZ_ASSERT(mIsLocked, "Unlocked called while the texture is not locked!");
if (!mIsLocked) {
return;
}
if (mDrawTarget) {
// see the comment on TextureClient::BorrowDrawTarget.
// This DrawTarget is internal to the TextureClient and is only exposed to the
// outside world between Lock() and Unlock(). This assertion checks that no outside
// reference remains by the time Unlock() is called.
MOZ_ASSERT(mDrawTarget->refCount() == 1);
mDrawTarget->Flush();
}
if (mReadbackSink && mTexture10) {
ID3D10Device* device = gfxWindowsPlatform::GetPlatform()->GetD3D10Device();
D3D10_TEXTURE2D_DESC desc;
mTexture10->GetDesc(&desc);
desc.BindFlags = 0;
desc.Usage = D3D10_USAGE_STAGING;
desc.CPUAccessFlags = D3D10_CPU_ACCESS_READ;
desc.MiscFlags = 0;
RefPtr<ID3D10Texture2D> tex;
HRESULT hr = device->CreateTexture2D(&desc, nullptr, byRef(tex));
if (FAILED(hr)) {
gfxCriticalError(CriticalLog::DefaultOptions(Factory::ReasonableSurfaceSize(mSize))) << "[D3D11] CreateTexture2D failure " << mSize << " Code: " << gfx::hexa(hr);
return;
}
if (SUCCEEDED(hr)) {
device->CopyResource(tex, mTexture10);
gfxWindowsPlatform::GetPlatform()->GetReadbackManager()->PostTask(tex, mReadbackSink);
} else {
mReadbackSink->ProcessReadback(nullptr);
}
}
// The DrawTarget is created only once, and is only usable between calls
// to Lock and Unlock.
if (mTexture) {
UnlockD3DTexture(mTexture.get());
} else {
UnlockD3DTexture(mTexture10.get());
}
mIsLocked = false;
}
bool
DeprecatedTextureClientD3D11::EnsureAllocated(gfx::IntSize aSize,
gfxContentType aType)
{
D3D10_TEXTURE2D_DESC desc;
if (mTexture) {
mTexture->GetDesc(&desc);
if (desc.Width == aSize.width && desc.Height == aSize.height) {
return true;
}
mTexture = nullptr;
mSurface = nullptr;
ClearDT();
}
mSize = aSize;
ID3D10Device* device = gfxWindowsPlatform::GetPlatform()->GetD3D10Device();
CD3D10_TEXTURE2D_DESC newDesc(DXGI_FORMAT_B8G8R8A8_UNORM,
aSize.width, aSize.height, 1, 1,
D3D10_BIND_RENDER_TARGET | D3D10_BIND_SHADER_RESOURCE);
newDesc.MiscFlags = D3D10_RESOURCE_MISC_SHARED_KEYEDMUTEX;
HRESULT hr = device->CreateTexture2D(&newDesc, nullptr, byRef(mTexture));
if (FAILED(hr)) {
LOGD3D11("Error creating texture for client!");
return false;
}
RefPtr<IDXGIResource> resource;
mTexture->QueryInterface((IDXGIResource**)byRef(resource));
HANDLE sharedHandle;
hr = resource->GetSharedHandle(&sharedHandle);
if (FAILED(hr)) {
LOGD3D11("Error getting shared handle for texture.");
return false;
}
mDescriptor = SurfaceDescriptorD3D10((WindowsHandle)sharedHandle,
aType == GFX_CONTENT_COLOR_ALPHA);
mContentType = aType;
return true;
}
void D10State::newTexture(unsigned int w, unsigned int h) {
HRESULT hr;
ods("D3D10: newTexture %d %d", w, h);
if (pTexture) {
pTexture->Release();
pTexture = NULL;
}
if (pSRView) {
pSRView->Release();
pSRView = NULL;
}
D3D10_TEXTURE2D_DESC desc;
ZeroMemory(&desc, sizeof(desc));
desc.Width = w;
desc.Height = h;
desc.MipLevels = desc.ArraySize = 1;
desc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
desc.SampleDesc.Count = 1;
desc.Usage = D3D10_USAGE_DYNAMIC;
desc.BindFlags = D3D10_BIND_SHADER_RESOURCE;
desc.CPUAccessFlags = D3D10_CPU_ACCESS_WRITE;
hr = pDevice->CreateTexture2D(&desc, NULL, &pTexture);
if (FAILED(hr)) {
pTexture = NULL;
ods("D3D10: Failed to create texture.");
return;
}
D3D10_SHADER_RESOURCE_VIEW_DESC srvDesc;
ZeroMemory(&srvDesc, sizeof(srvDesc));
srvDesc.Format = desc.Format;
srvDesc.ViewDimension = D3D10_SRV_DIMENSION_TEXTURE2D;
srvDesc.Texture2D.MostDetailedMip = 0;
srvDesc.Texture2D.MipLevels = desc.MipLevels;
hr = pDevice->CreateShaderResourceView(pTexture, &srvDesc, &pSRView);
if (FAILED(hr)) {
pSRView = NULL;
pTexture->Release();
pTexture = NULL;
ods("D3D10: Failed to create resource view.");
return;
}
}
void D3D10Texture::Allocate(UINT Width, UINT Height, bool ConstructMipmaps, DXGI_FORMAT Format, const Bitmap &Bmp)
{
FreeMemory();
PersistentAssert(_GD != NULL, "D3D10Texture::Allocate on unassociated texture");
ID3D10Device* Device = _GD->CastD3D10().GetDevice();
D3D10_TEXTURE2D_DESC TextureDesc;
TextureDesc.Width = Width;
TextureDesc.Height = Height;
TextureDesc.MipLevels = 0;
if(!ConstructMipmaps)
{
TextureDesc.MipLevels = 1;
}
TextureDesc.ArraySize = 1;
TextureDesc.Format = Format;
TextureDesc.SampleDesc.Count = 1;
TextureDesc.SampleDesc.Quality = 0;
TextureDesc.Usage = D3D10_USAGE_DEFAULT;
TextureDesc.BindFlags = D3D10_BIND_SHADER_RESOURCE | D3D10_BIND_RENDER_TARGET;
TextureDesc.CPUAccessFlags = 0;
TextureDesc.MiscFlags = D3D10_RESOURCE_MISC_GENERATE_MIPS;
D3D10_SUBRESOURCE_DATA Data[12];
for(UINT Index = 0; Index < 12; Index++)
{
Data[Index].pSysMem = &(Bmp[0][0]);
Data[Index].SysMemPitch = Bmp.Width() * sizeof(RGBColor);
}
HRESULT hr = Device->CreateTexture2D(&TextureDesc, Data, &_Texture);
PersistentAssert(SUCCEEDED(hr), "CreateTexture2D failed");
_Texture->GetDesc(&TextureDesc);
D3D10_SHADER_RESOURCE_VIEW_DESC ViewDesc;
ViewDesc.Format = Format;
ViewDesc.ViewDimension = D3D10_SRV_DIMENSION_TEXTURE2D;
ViewDesc.Texture2D.MostDetailedMip = 0;
ViewDesc.Texture2D.MipLevels = TextureDesc.MipLevels;
hr = Device->CreateShaderResourceView(_Texture, &ViewDesc, &_View);
PersistentAssert(SUCCEEDED(hr), "CreateShaderResourceView failed");
Device->GenerateMips(_View);
}
Texture2D::Texture2D(Texture2D_Desc& desc, Renderer* pRender)
{
HRESULT hr;
ID3D10Device* pDevice = pRender->GetDevice();
V(pDevice->CreateTexture2D(
&desc, //[in] const D3D10_TEXTURE2D_DESC *pDesc,
NULL, //[in] const D3D10_SUBRESOURCE_DATA *pInitialData,
&_ptr //[out] ID3D10Texture2D **ppTexture2D
));
if (SUCCEEDED(hr)) {
_width = (float)desc.Width;
_height = (float)desc.Height;
_invW = 1.0f / _width;
_invH = 1.0f / _height;
D3D10_SHADER_RESOURCE_VIEW_DESC resourceViewDesc;
resourceViewDesc.Format = desc.Format;
resourceViewDesc.ViewDimension = D3D10_SRV_DIMENSION_TEXTURE2D;
resourceViewDesc.Texture2D.MostDetailedMip = 0;
resourceViewDesc.Texture2D.MipLevels = desc.MipLevels;
ID3D10ShaderResourceView* pResourceView;
V(pDevice->CreateShaderResourceView(
(ID3D10Resource *)_ptr, //[in] ID3D10Resource *pResource,
&resourceViewDesc, //[in] const D3D10_SHADER_RESOURCE_VIEW_DESC *pDesc,
&pResourceView //[out] ID3D10ShaderResourceView **ppSRView
));
if (SUCCEEDED(hr)) {
_ResourceView = pResourceView;
}
}
else {
_ptr = NULL;
_width = 0;
_height = 0;
_invW = 0;
_invH = 0;
}
}
bool CGutFontUniCodeDX10::CreateTexture(int w, int h)
{
m_iTextureW = w;
m_iTextureH = h;
ID3D10Device *pDevice = GutGetGraphicsDeviceDX10();
//
{
D3D10_TEXTURE2D_DESC desc;
ZeroMemory( &desc, sizeof(desc) );
desc.Width = w;
desc.Height = h;
desc.MipLevels = 1;
desc.ArraySize = 1;
desc.SampleDesc.Count = 1;
desc.Format = DXGI_FORMAT_A8_UNORM;
desc.Usage = D3D10_USAGE_DEFAULT;
desc.BindFlags = D3D10_BIND_SHADER_RESOURCE;
pDevice->CreateTexture2D( &desc, NULL, &m_pFontTexture2D );
}
//
{
D3D10_SHADER_RESOURCE_VIEW_DESC desc;
ZeroMemory(&desc, sizeof(desc));
desc.Format = DXGI_FORMAT_A8_UNORM;
desc.ViewDimension = D3D10_SRV_DIMENSION_TEXTURE2D;
desc.Texture2D.MostDetailedMip = 0;
desc.Texture2D.MipLevels = 1;
pDevice->CreateShaderResourceView(m_pFontTexture2D, &desc, &m_pFontTexture);
}
return true;
}
// Detour function that replaces the IDXGISwapChain::Present() API
DllExport HRESULT __stdcall
hook_DXGISwapChainPresent(
IDXGISwapChain * This,
UINT SyncInterval,
UINT Flags
)
{
static int frame_interval;
static LARGE_INTEGER initialTv, captureTv, freq;
static int capture_initialized = 0;
//
int i;
struct pooldata *data;
struct vsource_frame *frame;
//
DXGI_SWAP_CHAIN_DESC pDESC;
HRESULT hr = pDXGISwapChainPresent(This, SyncInterval, Flags);
if(resolution_retrieved == 0) {
if(DXGI_get_resolution(This) >= 0) {
resolution_retrieved = 1;
}
return hr;
}
if(vsource_initialized == 0) {
ga_error("video source not initialized.\n");
return hr;
}
This->GetDesc(&pDESC);
pDXGI_FORMAT = pDESC.BufferDesc.Format; // extract screen format for sws_scale
if(pDESC.BufferDesc.Width != game_width
|| pDESC.BufferDesc.Height != game_height) {
ga_error("game width/height mismatched (%dx%d) != (%dx%d)\n",
pDESC.BufferDesc.Width, pDESC.BufferDesc.Height,
game_width, game_height);
return hr;
}
//
if (enable_server_rate_control && ga_hook_video_rate_control() < 0)
return hr;
if (dx_version == dx_none) {
//bool check_result = FALSE;
if (check_dx_device_version(This, IID_ID3D10Device)) {
dx_version = dx_10;
ga_error("[DXGISwapChain] DirectX 10\n");
} else if (check_dx_device_version(This, IID_ID3D10Device1)) {
dx_version = dx_10_1;
ga_error("[DXGISwapChain] DirectX 10.1\n");
} else if (check_dx_device_version(This, IID_ID3D11Device)) {
dx_version = dx_11;
ga_error("[DXGISwapChain] DirectX 11\n");
}
}
if (capture_initialized == 0) {
frame_interval = 1000000/video_fps; // in the unif of us
frame_interval++;
QueryPerformanceFrequency(&freq);
QueryPerformanceCounter(&initialTv);
capture_initialized = 1;
} else {
QueryPerformanceCounter(&captureTv);
}
hr = 0;
// d3d10 / d3d10.1
if (dx_version == dx_10 || dx_version == dx_10_1) {
void *ppDevice;
ID3D10Device *pDevice;
//IUnknown *pDevice;
if (dx_version == dx_10) {
This->GetDevice(IID_ID3D10Device, &ppDevice);
pDevice = (ID3D10Device *)ppDevice;
} else if (dx_version == dx_10_1) {
This->GetDevice(IID_ID3D10Device1, &ppDevice);
pDevice = (ID3D10Device1 *)ppDevice;
} else {
OutputDebugString("Invalid DirectX version in IDXGISwapChain::Present");
return hr;
}
ID3D10RenderTargetView *pRTV = NULL;
ID3D10Resource *pSrcResource = NULL;
pDevice->OMGetRenderTargets(1, &pRTV, NULL);
pRTV->GetResource(&pSrcResource);
ID3D10Texture2D* pSrcBuffer = (ID3D10Texture2D *)pSrcResource;
ID3D10Texture2D* pDstBuffer = NULL;
D3D10_TEXTURE2D_DESC desc;
pSrcBuffer->GetDesc(&desc);
desc.BindFlags = 0;
desc.CPUAccessFlags = D3D10_CPU_ACCESS_READ;
desc.Usage = D3D10_USAGE_STAGING;
hr = pDevice->CreateTexture2D(&desc, NULL, &pDstBuffer);
if (FAILED(hr)) {
OutputDebugString("Failed to create texture2D");
//assert(exp_state == exp_none);
}
pDevice->CopyResource(pDstBuffer, pSrcBuffer);
D3D10_MAPPED_TEXTURE2D mapped_screen;
hr = pDstBuffer->Map(0, D3D10_MAP_READ, 0, &mapped_screen);
if (FAILED(hr)) {
OutputDebugString("Failed to map from DstBuffer");
//assert(exp_state == exp_none);
}
// copy image
do {
unsigned char *src, *dst;
data = g_pipe[0]->allocate_data();
frame = (struct vsource_frame*) data->ptr;
frame->pixelformat = PIX_FMT_BGRA;
frame->realwidth = desc.Width;
frame->realheight = desc.Height;
frame->realstride = desc.Width<<2;
frame->realsize = frame->realwidth * frame->realstride;
frame->linesize[0] = frame->realstride;//frame->stride;
//
src = (unsigned char*) mapped_screen.pData;
dst = (unsigned char*) frame->imgbuf;
for (i = 0; i < encoder_height; i++) {
CopyMemory(dst, src, frame->realstride/*frame->stride*/);
src += mapped_screen.RowPitch;
dst += frame->realstride;//frame->stride;
}
frame->imgpts = pcdiff_us(captureTv, initialTv, freq)/frame_interval;
} while(0);
// duplicate from channel 0 to other channels
for(i = 1; i < SOURCES; i++) {
int j;
struct pooldata *dupdata;
struct vsource_frame *dupframe;
dupdata = g_pipe[i]->allocate_data();
dupframe = (struct vsource_frame*) dupdata->ptr;
//
vsource_dup_frame(frame, dupframe);
//
g_pipe[i]->store_data(dupdata);
g_pipe[i]->notify_all();
}
g_pipe[0]->store_data(data);
g_pipe[0]->notify_all();
pDstBuffer->Unmap(0);
pDevice->Release();
pSrcResource->Release();
pSrcBuffer->Release();
pRTV->Release();
pDstBuffer->Release();
// d11
} else if (dx_version == dx_11) {
void *ppDevice;
This->GetDevice(IID_ID3D11Device, &ppDevice);
ID3D11Device *pDevice = (ID3D11Device*) ppDevice;
This->GetDevice(IID_ID3D11DeviceContext, &ppDevice);
ID3D11DeviceContext *pDeviceContext = (ID3D11DeviceContext *) ppDevice;
ID3D11RenderTargetView *pRTV = NULL;
ID3D11Resource *pSrcResource = NULL;
pDeviceContext->OMGetRenderTargets(1, &pRTV, NULL);
pRTV->GetResource(&pSrcResource);
ID3D11Texture2D *pSrcBuffer = (ID3D11Texture2D *)pSrcResource;
ID3D11Texture2D *pDstBuffer = NULL;
D3D11_TEXTURE2D_DESC desc;
pSrcBuffer->GetDesc(&desc);
desc.BindFlags = 0;
desc.CPUAccessFlags = D3D11_CPU_ACCESS_READ;
desc.Usage = D3D11_USAGE_STAGING;
hr = pDevice->CreateTexture2D(&desc, NULL, &pDstBuffer);
if (FAILED(hr)) {
OutputDebugString("Failed to create buffer");
//assert(exp_state == exp_none);
}
pDeviceContext->CopyResource(pDstBuffer, pSrcBuffer);
D3D11_MAPPED_SUBRESOURCE mapped_screen;
hr = pDeviceContext->Map(pDstBuffer, 0, D3D11_MAP_READ, 0, &mapped_screen);
if (FAILED(hr)) {
OutputDebugString("Failed to map from DeviceContext");
//assert(exp_state == exp_none);
}
// copy image
do {
unsigned char *src, *dst;
data = g_pipe[0]->allocate_data();
frame = (struct vsource_frame*) data->ptr;
frame->pixelformat = PIX_FMT_BGRA;
frame->realwidth = desc.Width;
frame->realheight = desc.Height;
frame->realstride = desc.Width<<2;
frame->realsize = frame->realwidth * frame->realstride;
frame->linesize[0] = frame->realstride;//frame->stride;
//
src = (unsigned char*) mapped_screen.pData;
dst = (unsigned char*) frame->imgbuf;
for (i = 0; i < encoder_height; i++) {
CopyMemory(dst, src, frame->realstride/*frame->stride*/);
src += mapped_screen.RowPitch;
dst += frame->realstride;//frame->stride;
}
frame->imgpts = pcdiff_us(captureTv, initialTv, freq)/frame_interval;
} while(0);
// duplicate from channel 0 to other channels
for(i = 1; i < SOURCES; i++) {
int j;
struct pooldata *dupdata;
struct vsource_frame *dupframe;
dupdata = g_pipe[i]->allocate_data();
dupframe = (struct vsource_frame*) dupdata->ptr;
//
vsource_dup_frame(frame, dupframe);
//
g_pipe[i]->store_data(dupdata);
g_pipe[i]->notify_all();
}
g_pipe[0]->store_data(data);
g_pipe[0]->notify_all();
pDeviceContext->Unmap(pDstBuffer, 0);
pDevice->Release();
pDeviceContext->Release();
pSrcResource->Release();
pSrcBuffer->Release();
pRTV->Release();
pDstBuffer->Release();
}
return hr;
}
void D3D10Grab(ID3D10Texture2D* pBackBuffer) {
D3D10_TEXTURE2D_DESC tex_desc;
pBackBuffer->GetDesc(&tex_desc);
ID3D10Device *pDev;
pBackBuffer->GetDevice(&pDev);
ID3D10Texture2D * pTexture;
D3D10_MAPPED_TEXTURE2D mappedTexture;
tex_desc.CPUAccessFlags = D3D10_CPU_ACCESS_READ;
tex_desc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
tex_desc.ArraySize = 1;
tex_desc.MipLevels = 1;
tex_desc.BindFlags = 0;
tex_desc.SampleDesc.Count = 1;
tex_desc.SampleDesc.Quality = 0;
tex_desc.Usage = D3D10_USAGE_STAGING;
tex_desc.MiscFlags = 0;
HRESULT hr = pDev->CreateTexture2D(&tex_desc, NULL, &pTexture);
#ifdef DEBUG
reportLog(EVENTLOG_INFORMATION_TYPE, L"pDev->CreateTexture2D 0x%x", hr);
#endif
pDev->CopyResource(pTexture, pBackBuffer);
D3D10_BOX box = {0, 0, tex_desc.Width, tex_desc.Height, 0, 1};
pDev->CopySubresourceRegion(pTexture, 0, 0, 0, 0, pBackBuffer, 0, &box);
DxgiFrameGrabber *dxgiFrameGrabber = DxgiFrameGrabber::getInstance();
IPCContext *ipcContext = dxgiFrameGrabber->m_ipcContext;
Logger *logger = dxgiFrameGrabber->m_logger;
if (S_OK != (hr = pTexture->Map(D3D10CalcSubresource(0, 0, 1), D3D10_MAP_READ, 0, &mappedTexture))) {
logger->reportLogError(L"d3d10 couldn't map texture, hresult = 0x%x", hr);
goto end;
}
ipcContext->m_memDesc.width = tex_desc.Width;
ipcContext->m_memDesc.height = tex_desc.Height;
ipcContext->m_memDesc.rowPitch = mappedTexture.RowPitch;
ipcContext->m_memDesc.format = BufferFormatAbgr;
ipcContext->m_memDesc.frameId++;
// reportLog(EVENTLOG_INFORMATION_TYPE, L"d3d10 texture description. width: %u, height: %u, pitch: %u", tex_desc.Width, tex_desc.Height, mappedTexture.RowPitch);
DWORD errorcode;
if (WAIT_OBJECT_0 == (errorcode = WaitForSingleObject(ipcContext->m_hMutex, 0))) {
// __asm__("int $3");
// reportLog(EVENTLOG_INFORMATION_TYPE, L"d3d10 writing description to mem mapped file");
memcpy(ipcContext->m_pMemMap, &ipcContext->m_memDesc, sizeof (ipcContext->m_memDesc));
// reportLog(EVENTLOG_INFORMATION_TYPE, L"d3d10 writing data to mem mapped file");
PVOID pMemDataMap = incPtr(ipcContext->m_pMemMap, sizeof (ipcContext->m_memDesc));
if (mappedTexture.RowPitch == tex_desc.Width * 4) {
memcpy(pMemDataMap, mappedTexture.pData, tex_desc.Width * tex_desc.Height * 4);
} else {
UINT cleanOffset = 0, pitchOffset = 0, i = 0;
while (i < tex_desc.Height) {
memcpy(incPtr(pMemDataMap, cleanOffset), incPtr(mappedTexture.pData, pitchOffset), tex_desc.Width * 4);
cleanOffset += tex_desc.Width * 4;
pitchOffset += mappedTexture.RowPitch;
i++;
}
}
ReleaseMutex(ipcContext->m_hMutex);
SetEvent(ipcContext->m_hFrameGrabbedEvent);
} else {
logger->reportLogError(L"d3d10 couldn't wait mutex. errocode = 0x%x", errorcode);
}
pTexture->Unmap(D3D10CalcSubresource(0, 0, 1));
end:
pTexture->Release();
pDev->Release();
}