HRESULT ConvertBitmapSource( RECT rcDest, IWICBitmapSource*& pToRenderBitmapSource )
{
HRESULT hr = S_OK;
IWICBitmapScaler* pScaler = nullptr;
WICPixelFormatGUID pxformat;
IWICFormatConverter* pConverter = nullptr;
pToRenderBitmapSource = nullptr;
// Get the client Rect
//RECT rcClient = rcDest;
//hr = GetClientRect(hWnd, &rcClient) ? S_OK: E_FAIL;
if( SUCCEEDED( hr ) )
{
// Create a BitmapScaler
hr = g_UserImageFactoryInst.m_pIWICFactory->CreateBitmapScaler( &pScaler );
//hr = IWICImagingFactory_CreateBitmapScaler( g_UserImageFactoryInst.m_pIWICFactory, &pScaler );
// Initialize the bitmap scaler from the original bitmap map bits
if( SUCCEEDED( hr ) )
{
pScaler->Initialize( g_UserImageFactoryInst.m_pOriginalBitmapSource,
rcDest.right - rcDest.left,
rcDest.bottom - rcDest.top,
WICBitmapInterpolationModeFant );
}
//hr = IWICBitmapScaler_GetPixelFormat( pScaler, &pxformat );
hr = pScaler->GetPixelFormat( &pxformat );
// Format convert the bitmap into 32bppBGR, a convenient
// pixel format for GDI rendering
if( SUCCEEDED( hr ) )
{
//hr = IWICImagingFactory_CreateFormatConverter( g_UserImageFactoryInst.m_pIWICFactory, &pConverter );
hr = g_UserImageFactoryInst.m_pIWICFactory->CreateFormatConverter( &pConverter );
// Format convert to 32bppBGR
if( SUCCEEDED( hr ) )
{
hr = pConverter->Initialize( static_cast<IWICBitmapSource*>( pScaler ), // Input bitmap to convert
GUID_WICPixelFormat32bppBGR, // &GUID_WICPixelFormat32bppBGR,
WICBitmapDitherTypeNone, // Specified dither patterm
NULL, // Specify a particular palette
0.f, // Alpha threshold
WICBitmapPaletteTypeCustom ); // Palette translation type
// Store the converted bitmap as ppToRenderBitmapSource
if( SUCCEEDED( hr ) )
pConverter->QueryInterface( IID_IWICBitmapSource, reinterpret_cast<void**>( &pToRenderBitmapSource ) );
}
SAFE_RELEASE( pConverter );
}
SAFE_RELEASE( pScaler );
}
return hr;
}
STDMETHODIMP BaseFrameEncode::Commit()
{
HRESULT result = S_OK;
IWICBitmapScaler *scaler = NULL;
IWICFormatConverter *formatConverter = NULL;
result = S_OK;
// Create a scaler to match the requested width and height
if (SUCCEEDED(result))
{
result = factory->CreateBitmapScaler(&scaler);
}
if (SUCCEEDED(result))
{
result = scaler->Initialize(destSource, destWidth, destHeight, WICBitmapInterpolationModeFant);
}
// Create a format converter to output into the proper format
if (SUCCEEDED(result))
{
result = factory->CreateFormatConverter(&formatConverter);
}
if (SUCCEEDED(result))
{
result = formatConverter->Initialize(scaler, destPixelFormat, WICBitmapDitherTypeErrorDiffusion,
destPalette, 50.0, WICBitmapPaletteTypeCustom);
}
// Cleanup
if (formatConverter)
{
destSource->Release();
destSource = formatConverter;
}
return result;
}
HRESULT App::LoadResourceBitmap(
ID2D1RenderTarget *pRenderTarget,
IWICImagingFactory *pIWICFactory,
PCWSTR resourceName,
PCWSTR resourceType,
UINT destinationWidth,
UINT destinationHeight,
ID2D1Bitmap **ppBitmap
)
{
IWICBitmapDecoder *pDecoder = NULL;
IWICBitmapFrameDecode *pSource = NULL;
IWICStream *pStream = NULL;
IWICFormatConverter *pConverter = NULL;
IWICBitmapScaler *pScaler = NULL;
HRSRC imageResHandle = NULL;
HGLOBAL imageResDataHandle = NULL;
void *pImageFile = NULL;
DWORD imageFileSize = 0;
// Locate the resource.
imageResHandle = FindResourceW(HINST_THISCOMPONENT, resourceName, resourceType);
HRESULT hr = imageResHandle ? S_OK : E_FAIL;
if (SUCCEEDED(hr))
{
// Load the resource.
imageResDataHandle = LoadResource(HINST_THISCOMPONENT, imageResHandle);
hr = imageResDataHandle ? S_OK : E_FAIL;
}
if (SUCCEEDED(hr))
{
// Lock it to get a system memory pointer.
pImageFile = LockResource(imageResDataHandle);
hr = pImageFile ? S_OK : E_FAIL;
}
if (SUCCEEDED(hr))
{
// Calculate the size.
imageFileSize = SizeofResource(HINST_THISCOMPONENT, imageResHandle);
hr = imageFileSize ? S_OK : E_FAIL;
}
if (SUCCEEDED(hr))
{
// Create a WIC stream to map onto the memory.
hr = pIWICFactory->CreateStream(&pStream);
}
if (SUCCEEDED(hr))
{
// Initialize the stream with the memory pointer and size.
hr = pStream->InitializeFromMemory(
reinterpret_cast<BYTE*>(pImageFile),
imageFileSize
);
}
if (SUCCEEDED(hr))
{
// Create a decoder for the stream.
hr = pIWICFactory->CreateDecoderFromStream(
pStream,
NULL,
WICDecodeMetadataCacheOnLoad,
&pDecoder
);
}
if (SUCCEEDED(hr))
{
// Create the initial frame.
hr = pDecoder->GetFrame(0, &pSource);
}
if (SUCCEEDED(hr))
{
// Convert the image format to 32bppPBGRA
// (DXGI_FORMAT_B8G8R8A8_UNORM + D2D1_ALPHA_MODE_PREMULTIPLIED).
hr = pIWICFactory->CreateFormatConverter(&pConverter);
}
if (SUCCEEDED(hr))
{
// If a new width or height was specified, create an
// IWICBitmapScaler and use it to resize the image.
if (destinationWidth != 0 || destinationHeight != 0)
{
UINT originalWidth, originalHeight;
hr = pSource->GetSize(&originalWidth, &originalHeight);
if (SUCCEEDED(hr))
{
if (destinationWidth == 0)
{
FLOAT scalar = static_cast<FLOAT>(destinationHeight) / static_cast<FLOAT>(originalHeight);
destinationWidth = static_cast<UINT>(scalar * static_cast<FLOAT>(originalWidth));
}
else if (destinationHeight == 0)
{
FLOAT scalar = static_cast<FLOAT>(destinationWidth) / static_cast<FLOAT>(originalWidth);
destinationHeight = static_cast<UINT>(scalar * static_cast<FLOAT>(originalHeight));
}
hr = pIWICFactory->CreateBitmapScaler(&pScaler);
if (SUCCEEDED(hr))
{
hr = pScaler->Initialize(
pSource,
destinationWidth,
destinationHeight,
WICBitmapInterpolationModeCubic
);
if (SUCCEEDED(hr))
{
hr = pConverter->Initialize(
pScaler,
GUID_WICPixelFormat32bppPBGRA,
WICBitmapDitherTypeNone,
NULL,
0.f,
WICBitmapPaletteTypeMedianCut
);
}
}
}
}
else
{
hr = pConverter->Initialize(
pSource,
GUID_WICPixelFormat32bppPBGRA,
WICBitmapDitherTypeNone,
NULL,
0.f,
WICBitmapPaletteTypeMedianCut
);
}
}
if (SUCCEEDED(hr))
{
//create a Direct2D bitmap from the WIC bitmap.
hr = pRenderTarget->CreateBitmapFromWicBitmap(
pConverter,
NULL,
ppBitmap
);
}
SafeRelease(&pDecoder);
SafeRelease(&pSource);
SafeRelease(&pStream);
SafeRelease(&pConverter);
SafeRelease(&pScaler);
return hr;
}
/// <summary>
/// Load an image from a resource into a buffer
/// </summary>
/// <param name="resourceName">name of image resource to load</param>
/// <param name="resourceType">type of resource to load</param>
/// <param name="nOutputWidth">width (in pixels) of scaled output bitmap</param>
/// <param name="nOutputHeight">height (in pixels) of scaled output bitmap</param>
/// <param name="pOutputBuffer">buffer that will hold the loaded image</param>
/// <returns>S_OK on success, otherwise failure code</returns>
HRESULT CCoordinateMappingBasics::LoadResourceImage(PCWSTR resourceName, PCWSTR resourceType, UINT nOutputWidth, UINT nOutputHeight, RGBQUAD* pOutputBuffer)
{
IWICImagingFactory* pIWICFactory = NULL;
IWICBitmapDecoder* pDecoder = NULL;
IWICBitmapFrameDecode* pSource = NULL;
IWICStream* pStream = NULL;
IWICFormatConverter* pConverter = NULL;
IWICBitmapScaler* pScaler = NULL;
HRSRC imageResHandle = NULL;
HGLOBAL imageResDataHandle = NULL;
void *pImageFile = NULL;
DWORD imageFileSize = 0;
HRESULT hrCoInit = CoInitialize(NULL);
HRESULT hr = hrCoInit;
if (SUCCEEDED(hr))
{
hr = CoCreateInstance(CLSID_WICImagingFactory, NULL, CLSCTX_INPROC_SERVER, IID_IWICImagingFactory, (LPVOID*)&pIWICFactory);
}
if (SUCCEEDED(hr))
{
// Locate the resource
imageResHandle = FindResourceW(HINST_THISCOMPONENT, resourceName, resourceType);
hr = imageResHandle ? S_OK : E_FAIL;
}
if (SUCCEEDED(hr))
{
// Load the resource
imageResDataHandle = LoadResource(HINST_THISCOMPONENT, imageResHandle);
hr = imageResDataHandle ? S_OK : E_FAIL;
}
if (SUCCEEDED(hr))
{
// Lock it to get a system memory pointer.
pImageFile = LockResource(imageResDataHandle);
hr = pImageFile ? S_OK : E_FAIL;
}
if (SUCCEEDED(hr))
{
// Calculate the size.
imageFileSize = SizeofResource(HINST_THISCOMPONENT, imageResHandle);
hr = imageFileSize ? S_OK : E_FAIL;
}
if (SUCCEEDED(hr))
{
// Create a WIC stream to map onto the memory.
hr = pIWICFactory->CreateStream(&pStream);
}
if (SUCCEEDED(hr))
{
// Initialize the stream with the memory pointer and size.
hr = pStream->InitializeFromMemory(
reinterpret_cast<BYTE*>(pImageFile),
imageFileSize);
}
if (SUCCEEDED(hr))
{
// Create a decoder for the stream.
hr = pIWICFactory->CreateDecoderFromStream(
pStream,
NULL,
WICDecodeMetadataCacheOnLoad,
&pDecoder);
}
if (SUCCEEDED(hr))
{
// Create the initial frame.
hr = pDecoder->GetFrame(0, &pSource);
}
if (SUCCEEDED(hr))
{
// Convert the image format to 32bppPBGRA
// (DXGI_FORMAT_B8G8R8A8_UNORM + D2D1_ALPHA_MODE_PREMULTIPLIED).
hr = pIWICFactory->CreateFormatConverter(&pConverter);
}
if (SUCCEEDED(hr))
{
hr = pIWICFactory->CreateBitmapScaler(&pScaler);
}
if (SUCCEEDED(hr))
{
hr = pScaler->Initialize(
pSource,
nOutputWidth,
nOutputHeight,
WICBitmapInterpolationModeCubic
);
}
if (SUCCEEDED(hr))
{
hr = pConverter->Initialize(
pScaler,
GUID_WICPixelFormat32bppPBGRA,
WICBitmapDitherTypeNone,
NULL,
0.f,
WICBitmapPaletteTypeMedianCut);
}
UINT width = 0;
UINT height = 0;
if (SUCCEEDED(hr))
{
hr = pConverter->GetSize(&width, &height);
}
// make sure the image scaled correctly so the output buffer is big enough
if (SUCCEEDED(hr))
{
if ((width != nOutputWidth) || (height != nOutputHeight))
{
hr = E_FAIL;
}
}
if (SUCCEEDED(hr))
{
hr = pConverter->CopyPixels(NULL, width * sizeof(RGBQUAD), nOutputWidth * nOutputHeight * sizeof(RGBQUAD), reinterpret_cast<BYTE*>(pOutputBuffer));
}
SafeRelease(pScaler);
SafeRelease(pConverter);
SafeRelease(pSource);
SafeRelease(pDecoder);
SafeRelease(pStream);
SafeRelease(pIWICFactory);
if (SUCCEEDED(hrCoInit))
{
CoUninitialize();
}
return hr;
}
HRESULT LoadBitmapFromFile(
PCWSTR uri,
UINT dweight,
UINT dheight,
ID2D1Bitmap **bitmap
)
{
HRESULT hr = S_OK;
IWICImagingFactory* pWICFactory = NULL;
IWICBitmapDecoder* pDecoder = NULL;
IWICBitmapScaler* pScaler = NULL;
IWICBitmapFrameDecode* pSource = NULL;
IWICFormatConverter* pConverter = NULL;
hr = CoCreateInstance(
CLSID_WICImagingFactory,
NULL,
CLSCTX_INPROC_SERVER,
IID_IWICImagingFactory,
(LPVOID*)&pWICFactory);
if (SUCCEEDED(hr))
{
hr = pWICFactory->CreateDecoderFromFilename(
uri,
NULL,
GENERIC_READ,
WICDecodeMetadataCacheOnLoad,
&pDecoder);
}
if (SUCCEEDED(hr))
{
hr = pDecoder->GetFrame(0, &pSource);
}
if (SUCCEEDED(hr))
{
hr = pWICFactory->CreateFormatConverter(&pConverter);
}
if (SUCCEEDED(hr))
{
UINT oWeight, oHeight;
hr = pSource->GetSize(&oWeight, &oHeight);
if (SUCCEEDED(hr))
{
hr = pWICFactory->CreateBitmapScaler(&pScaler);
if (SUCCEEDED(hr))
{
hr = pScaler->Initialize(
pSource,
dweight,
dheight,
WICBitmapInterpolationModeCubic);
}
if (SUCCEEDED(hr))
{
hr = pConverter->Initialize(
pScaler,
GUID_WICPixelFormat32bppPBGRA,
WICBitmapDitherTypeNone,
NULL,
0.f,
WICBitmapPaletteTypeMedianCut
);
}
}
}
if (SUCCEEDED(hr))
{
hr = pRT->CreateBitmapFromWicBitmap(pConverter, bitmap);
}
Safe_Release(pWICFactory);
Safe_Release(pDecoder);
Safe_Release(pScaler);
Safe_Release(pSource);
Safe_Release(pConverter);
return hr;
}
// Create a Direct2D bitmap from the specified file name
HRESULT DemoApp::LoadBitmapFromFile(
ID2D1RenderTarget *pRenderTarget,
IWICImagingFactory *pIWICFactory,
PCWSTR uri,
UINT destinationWidth,
UINT destinationHeight,
ID2D1Bitmap **ppBitmap)
{
HRESULT hr = S_OK;
IWICBitmapDecoder *pDecoder = NULL;
IWICBitmapFrameDecode *pSource = NULL;
IWICStream *pStream = NULL;
IWICFormatConverter *pConverter = NULL;
IWICBitmapScaler *pScaler = NULL;
hr = pIWICFactory->CreateDecoderFromFilename(
uri, NULL, GENERIC_READ, WICDecodeMetadataCacheOnLoad, &pDecoder);
if (SUCCEEDED(hr))
{
// Create the initial frame
hr = pDecoder->GetFrame(0, &pSource);
}
if (SUCCEEDED(hr))
{
// Convert the image format to 32bppPBGRA
// (DXGI_FORMAT_B8G8R8A8_UNORM + D2D1_ALPHA_MODE_PREMULTIPLIED).
hr = pIWICFactory->CreateFormatConverter(&pConverter);
}
if (SUCCEEDED(hr))
{
// If a new width or height was specified, create an
// IWICBitmapScaler and use it to resize the image.
if (destinationWidth != 0 || destinationHeight != 0)
{
UINT originalWidth, originalHeight;
hr = pSource->GetSize(&originalWidth, &originalHeight);
if (SUCCEEDED(hr))
{
if (destinationWidth == 0)
{
FLOAT scalar = static_cast<FLOAT>(destinationHeight) / static_cast<FLOAT>(originalHeight);
destinationWidth = static_cast<UINT>(scalar * static_cast<FLOAT>(originalWidth));
}
else if (destinationHeight == 0)
{
FLOAT scalar = static_cast<FLOAT>(destinationWidth) / static_cast<FLOAT>(originalWidth);
destinationHeight = static_cast<UINT>(scalar * static_cast<FLOAT>(originalHeight));
}
hr = pIWICFactory->CreateBitmapScaler(&pScaler);
if (SUCCEEDED(hr))
{
hr = pScaler->Initialize(
pSource,
destinationWidth,
destinationHeight,
WICBitmapInterpolationModeCubic);
}
if (SUCCEEDED(hr))
{
hr = pConverter->Initialize(
pScaler,
GUID_WICPixelFormat32bppPBGRA,
WICBitmapDitherTypeNone,
NULL,
0.f,
WICBitmapPaletteTypeMedianCut);
}
}
}
else // Don't scale the image.
{
hr = pConverter->Initialize(
pSource,
GUID_WICPixelFormat32bppPBGRA,
WICBitmapDitherTypeNone,
NULL,
0.f,
WICBitmapPaletteTypeMedianCut);
}
}
if (SUCCEEDED(hr))
{
// Create a Direct2D bitmap from the WIC bitmap.
hr = pRenderTarget->CreateBitmapFromWicBitmap(
pConverter,
NULL,
ppBitmap);
}
SafeRelease(&pDecoder);
SafeRelease(&pSource);
SafeRelease(&pStream);
SafeRelease(&pConverter);
SafeRelease(&pScaler);
return hr;
}
ID2D1Bitmap * BaseButton::LoadBitmap(wchar_t* sz_path)
{
ID2D1Bitmap *p_bmp=NULL;
IWICBitmapDecoder *pDecoder = NULL;
IWICBitmapFrameDecode *pSource = NULL;
IWICStream *pStream = NULL;
IWICFormatConverter *pConverter = NULL;
IWICBitmapScaler *pScaler = NULL;
HRESULT hr;
hr = g_pIWICFactory->CreateDecoderFromFilename(sz_path,NULL,GENERIC_READ,WICDecodeMetadataCacheOnLoad,&pDecoder);
if (SUCCEEDED(hr))
{
// Create the initial frame.
hr = pDecoder->GetFrame(0, &pSource);
}
if (SUCCEEDED(hr))
{
// Convert the image format to 32bppPBGRA
// (DXGI_FORMAT_B8G8R8A8_UNORM + D2D1_ALPHA_MODE_PREMULTIPLIED).
hr = g_pIWICFactory->CreateFormatConverter(&pConverter);
}
if (SUCCEEDED(hr))
{
// If a new width or height was specified, create an
// IWICBitmapScaler and use it to resize the image.
UINT originalWidth, originalHeight;
hr = pSource->GetSize(&originalWidth, &originalHeight);
}
if (SUCCEEDED(hr))
{
hr =g_pIWICFactory->CreateBitmapScaler(&pScaler);
}
if (SUCCEEDED(hr))
{
hr = pScaler->Initialize(pSource,50,30,WICBitmapInterpolationModeCubic);
}
if (SUCCEEDED(hr))
{
hr = pConverter->Initialize(pScaler,GUID_WICPixelFormat32bppPBGRA,WICBitmapDitherTypeNone,NULL,0.f,WICBitmapPaletteTypeMedianCut);
}
if (SUCCEEDED(hr))
{
// Create a Direct2D bitmap from the WIC bitmap.
hr =m_pRenderTarget->CreateBitmapFromWicBitmap(pConverter,NULL,&p_bmp);
}
SafeRelease(&pDecoder);
SafeRelease(&pSource);
SafeRelease(&pStream);
SafeRelease(&pConverter);
SafeRelease(&pScaler);
// if (SUCCEEDED(hr))
// {
// return TRUE;
// }
// else
// return FALSE;
return p_bmp;
}
/// <summary>
/// Load an image from a resource into a buffer
/// </summary>
/// <param name="resourceName">name of image resource to load</param>
/// <param name="resourceType">type of resource to load</param>
/// <param name="cOutputBuffer">size of output buffer, in bytes</param>
/// <param name="outputBuffer">buffer that will hold the loaded image</param>
/// <returns>S_OK on success, otherwise failure code</returns>
HRESULT KinectEasyGrabber::LoadResourceImage(
PCWSTR resourceName,
PCWSTR resourceType,
DWORD cOutputBuffer,
BYTE* outputBuffer
)
{
HRESULT hr = S_OK;
IWICImagingFactory* pIWICFactory = NULL;
IWICBitmapDecoder* pDecoder = NULL;
IWICBitmapFrameDecode* pSource = NULL;
IWICStream* pStream = NULL;
IWICFormatConverter* pConverter = NULL;
IWICBitmapScaler* pScaler = NULL;
HRSRC imageResHandle = NULL;
HGLOBAL imageResDataHandle = NULL;
void *pImageFile = NULL;
DWORD imageFileSize = 0;
hr = CoCreateInstance(CLSID_WICImagingFactory, NULL, CLSCTX_INPROC_SERVER, IID_IWICImagingFactory, (LPVOID*)&pIWICFactory);
if ( FAILED(hr) ) return hr;
// Locate the resource.
imageResHandle = FindResourceW(HINST_THISCOMPONENT, resourceName, resourceType);
hr = imageResHandle ? S_OK : E_FAIL;
if (SUCCEEDED(hr))
{
// Load the resource.
imageResDataHandle = LoadResource(HINST_THISCOMPONENT, imageResHandle);
hr = imageResDataHandle ? S_OK : E_FAIL;
}
if (SUCCEEDED(hr))
{
// Lock it to get a system memory pointer.
pImageFile = LockResource(imageResDataHandle);
hr = pImageFile ? S_OK : E_FAIL;
}
if (SUCCEEDED(hr))
{
// Calculate the size.
imageFileSize = SizeofResource(HINST_THISCOMPONENT, imageResHandle);
hr = imageFileSize ? S_OK : E_FAIL;
}
if (SUCCEEDED(hr))
{
// Create a WIC stream to map onto the memory.
hr = pIWICFactory->CreateStream(&pStream);
}
if (SUCCEEDED(hr))
{
// Initialize the stream with the memory pointer and size.
hr = pStream->InitializeFromMemory(
reinterpret_cast<BYTE*>(pImageFile),
imageFileSize
);
}
if (SUCCEEDED(hr))
{
// Create a decoder for the stream.
hr = pIWICFactory->CreateDecoderFromStream(
pStream,
NULL,
WICDecodeMetadataCacheOnLoad,
&pDecoder
);
}
if (SUCCEEDED(hr))
{
// Create the initial frame.
hr = pDecoder->GetFrame(0, &pSource);
}
if (SUCCEEDED(hr))
{
// Convert the image format to 32bppPBGRA
// (DXGI_FORMAT_B8G8R8A8_UNORM + D2D1_ALPHA_MODE_PREMULTIPLIED).
hr = pIWICFactory->CreateFormatConverter(&pConverter);
}
if (SUCCEEDED(hr))
{
hr = pIWICFactory->CreateBitmapScaler(&pScaler);
}
if (SUCCEEDED(hr))
{
hr = pScaler->Initialize(
pSource,
m_colorWidth,
m_colorHeight,
WICBitmapInterpolationModeCubic
);
}
if (SUCCEEDED(hr))
{
hr = pConverter->Initialize(
pScaler,
GUID_WICPixelFormat32bppPBGRA,
WICBitmapDitherTypeNone,
NULL,
0.f,
WICBitmapPaletteTypeMedianCut
);
}
UINT width = 0;
UINT height = 0;
if (SUCCEEDED(hr))
{
hr = pConverter->GetSize(&width, &height);
}
// make sure the output buffer is large enough
if (SUCCEEDED(hr))
{
if ( width*height*cBytesPerPixel > cOutputBuffer )
{
hr = E_FAIL;
}
}
if (SUCCEEDED(hr))
{
hr = pConverter->CopyPixels(NULL, width*cBytesPerPixel, cOutputBuffer, outputBuffer);
}
SafeRelease(pScaler);
SafeRelease(pConverter);
SafeRelease(pSource);
SafeRelease(pDecoder);
SafeRelease(pStream);
SafeRelease(pIWICFactory);
return hr;
}
bool Image::Initialize(wchar_t *filename, Graphics *graphics)
{
std::ifstream file;
IWICImagingFactory *pWIC;
IWICStream *stream;
IWICBitmapDecoder *decoder;
IWICBitmapFrameDecode *frame;
unsigned int width, height, twidth, theight, maxsize, bpp, i, support, rowPitch, imageSize;
float ratio;
WICPixelFormatGUID pixelFormat;
DXGI_FORMAT format;
IWICComponentInfo *cinfo;
IWICPixelFormatInfo *pfinfo;
IWICBitmapScaler *scaler;
bool autogen = false;
D3D11_TEXTURE2D_DESC desc;
D3D11_SUBRESOURCE_DATA initData;
D3D11_SHADER_RESOURCE_VIEW_DESC SRVDesc;
file.open(filename, std::ios::in | std::ios::binary | std::ios::ate);
if(!file.is_open()) return false;
m_size = file.tellg();
file.seekg(0, std::ios::beg);
m_bytes = new unsigned char [m_size];
file.read((char *)m_bytes, m_size);
file.close();
RETURN_FAIL( CoCreateInstance( CLSID_WICImagingFactory, nullptr, CLSCTX_INPROC_SERVER, __uuidof(IWICImagingFactory), (LPVOID*)&pWIC ) );
RETURN_FAIL( pWIC->CreateStream( &stream ) );
RETURN_FAIL( stream->InitializeFromMemory( m_bytes, m_size ) );
RETURN_FAIL( pWIC->CreateDecoderFromStream( stream, 0, WICDecodeMetadataCacheOnDemand, &decoder ) );
RETURN_FAIL( decoder->GetFrame( 0, &frame ) );
RETURN_FAIL( frame->GetSize( &width, &height ) );
SAFE_RELEASE( stream );
SAFE_RELEASE( decoder );
if( width <= 0 || height <= 0 ) return false;
maxsize = D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION;
if( width > maxsize || height > maxsize )
{
ratio = static_cast<float>(height) / static_cast<float>(width);
if(width > height)
{
twidth = maxsize;
theight = static_cast<unsigned int>( static_cast<float>(maxsize) * ratio );
}
else
{
theight = maxsize;
twidth = static_cast<unsigned int>( static_cast<float>(maxsize) / ratio );
}
}
else
{
twidth = width;
theight = height;
}
RETURN_FAIL( frame->GetPixelFormat( &pixelFormat ) );
format = DXGI_FORMAT_UNKNOWN;
for( i = 0; i < _countof(g_WICFormats); ++i )
{
if( memcmp( &g_WICFormats[i].wic, &pixelFormat, sizeof(GUID) ) == 0 )
{
format = g_WICFormats[i].dxgi;
break;
}
}
RETURN_FAIL( pWIC->CreateComponentInfo( pixelFormat, &cinfo ) );
RETURN_FAIL( cinfo->QueryInterface( __uuidof(IWICPixelFormatInfo), (LPVOID*)&pfinfo ) );
RETURN_FAIL( pfinfo->GetBitsPerPixel( &bpp ) );
SAFE_RELEASE( cinfo );
SAFE_RELEASE( pfinfo );
RETURN_FAIL( graphics->GetDevice()->CheckFormatSupport( format, &support ) );
if( !(support & D3D11_FORMAT_SUPPORT_TEXTURE2D) ) return false;
rowPitch = ( twidth * bpp + 7 ) / 8;
imageSize = rowPitch * theight;
std::unique_ptr<uint8_t[]> temp( new (std::nothrow) uint8_t[ imageSize ] );
if( !temp ) return false;
if( twidth == width && theight == height )
{
RETURN_FAIL( frame->CopyPixels( 0, rowPitch, imageSize, temp.get() ) );
}
else
{
RETURN_FAIL( pWIC->CreateBitmapScaler( &scaler ) );
RETURN_FAIL( scaler->Initialize( frame, twidth, theight, WICBitmapInterpolationModeFant ) );
RETURN_FAIL( scaler->CopyPixels( 0, rowPitch, imageSize, temp.get() ) );
SAFE_RELEASE( scaler );
}
SAFE_RELEASE( frame );
if( support & D3D11_FORMAT_SUPPORT_MIP_AUTOGEN )
{
autogen = true;
}
desc.Width = twidth;
desc.Height = theight;
desc.MipLevels = (autogen) ? 0 : 1;
desc.ArraySize = 1;
desc.Format = format;
desc.SampleDesc.Count = 1;
desc.SampleDesc.Quality = 0;
desc.Usage = D3D11_USAGE_DEFAULT;
desc.CPUAccessFlags = 0;
desc.BindFlags = (autogen) ? D3D11_BIND_SHADER_RESOURCE | D3D11_BIND_RENDER_TARGET : D3D11_BIND_SHADER_RESOURCE;
desc.MiscFlags = (autogen) ? D3D11_RESOURCE_MISC_GENERATE_MIPS : 0;
initData.pSysMem = temp.get();
initData.SysMemPitch = rowPitch;
initData.SysMemSlicePitch = imageSize;
RETURN_FAIL( graphics->GetDevice()->CreateTexture2D( &desc, (autogen) ? nullptr : &initData, &m_texture2D ) );
//ZeroMemory( &SRVDesc, sizeof( SRVDesc ) );
memset( &SRVDesc, 0, sizeof( SRVDesc ) );
SRVDesc.Format = desc.Format;
SRVDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2D;
SRVDesc.Texture2D.MipLevels = (autogen) ? -1 : 1;
RETURN_FAIL( graphics->GetDevice()->CreateShaderResourceView( m_texture2D, &SRVDesc, &m_shaderResourceView ) );
if( autogen )
{
graphics->GetContext()->UpdateSubresource( m_texture2D, 0, nullptr, temp.get(), rowPitch, imageSize );
graphics->GetContext()->GenerateMips( m_shaderResourceView );
}
SAFE_RELEASE(pWIC);
}
HRESULT touchmind::Context::LoadResourceBitmap(ID2D1RenderTarget *pRenderTarget, IWICImagingFactory *pIWICFactory,
PCWSTR resourceName, PCWSTR resourceType, UINT destinationWidth,
UINT destinationHeight, ID2D1Bitmap **ppBitmap) {
#ifdef TOUCHMIND_CONTEXT_DEBUG
LOG_ENTER;
#endif
HRESULT hr = S_OK;
IWICBitmapDecoder *pDecoder = nullptr;
IWICBitmapFrameDecode *pSource = nullptr;
IWICStream *pStream = nullptr;
IWICFormatConverter *pConverter = nullptr;
IWICBitmapScaler *pScaler = nullptr;
HRSRC imageResHandle = nullptr;
HGLOBAL imageResDataHandle = nullptr;
void *pImageFile = nullptr;
DWORD imageFileSize = 0;
imageResHandle = FindResourceW(HINST_THISCOMPONENT, resourceName, resourceType);
hr = imageResHandle ? S_OK : E_FAIL;
if (SUCCEEDED(hr)) {
imageResDataHandle = LoadResource(HINST_THISCOMPONENT, imageResHandle);
hr = imageResDataHandle ? S_OK : E_FAIL;
}
if (SUCCEEDED(hr)) {
pImageFile = LockResource(imageResDataHandle);
hr = pImageFile ? S_OK : E_FAIL;
}
if (SUCCEEDED(hr)) {
imageFileSize = SizeofResource(HINST_THISCOMPONENT, imageResHandle);
hr = imageFileSize ? S_OK : E_FAIL;
}
if (SUCCEEDED(hr)) {
hr = pIWICFactory->CreateStream(&pStream);
#ifdef DEBUG_GPU_RESOURCE
LOG(SEVERITY_LEVEL_INFO) << L"[GPU RESOURCE] IWICStream = [" << std::hex << pStream << L"]" << std::dec;
#endif
}
if (SUCCEEDED(hr)) {
hr = pStream->InitializeFromMemory(reinterpret_cast<BYTE *>(pImageFile), imageFileSize);
}
if (SUCCEEDED(hr)) {
hr = pIWICFactory->CreateDecoderFromStream(pStream, nullptr, WICDecodeMetadataCacheOnLoad, &pDecoder);
#ifdef DEBUG_GPU_RESOURCE
LOG(SEVERITY_LEVEL_INFO) << L"[GPU RESOURCE] IWICBitmapDecoder = [" << std::hex << pDecoder << L"]" << std::dec;
#endif
}
if (SUCCEEDED(hr)) {
hr = pDecoder->GetFrame(0, &pSource);
}
if (SUCCEEDED(hr)) {
hr = pIWICFactory->CreateFormatConverter(&pConverter);
#ifdef DEBUG_GPU_RESOURCE
LOG(SEVERITY_LEVEL_INFO) << L"[GPU RESOURCE] IWICFormatConverter = [" << std::hex << pConverter << L"]" << std::dec;
#endif
}
if (SUCCEEDED(hr)) {
if (destinationWidth != 0 || destinationHeight != 0) {
UINT originalWidth, originalHeight;
hr = pSource->GetSize(&originalWidth, &originalHeight);
if (SUCCEEDED(hr)) {
if (destinationWidth == 0) {
FLOAT scalar = static_cast<FLOAT>(destinationHeight) / static_cast<FLOAT>(originalHeight);
destinationWidth = static_cast<UINT>(scalar * static_cast<FLOAT>(originalWidth));
} else if (destinationHeight == 0) {
FLOAT scalar = static_cast<FLOAT>(destinationWidth) / static_cast<FLOAT>(originalWidth);
destinationHeight = static_cast<UINT>(scalar * static_cast<FLOAT>(originalHeight));
}
hr = pIWICFactory->CreateBitmapScaler(&pScaler);
#ifdef DEBUG_GPU_RESOURCE
LOG(SEVERITY_LEVEL_INFO) << L"[GPU RESOURCE] IWICBitmapScaler = [" << std::hex << pScaler << L"]" << std::dec;
#endif
if (SUCCEEDED(hr)) {
hr = pScaler->Initialize(pSource, destinationWidth, destinationHeight, WICBitmapInterpolationModeCubic);
if (SUCCEEDED(hr)) {
hr = pConverter->Initialize(pScaler, GUID_WICPixelFormat32bppPBGRA, WICBitmapDitherTypeNone, nullptr, 0.f,
WICBitmapPaletteTypeMedianCut);
}
}
}
} else {
hr = pConverter->Initialize(pSource, GUID_WICPixelFormat32bppPBGRA, WICBitmapDitherTypeNone, nullptr, 0.f,
WICBitmapPaletteTypeMedianCut);
}
}
if (SUCCEEDED(hr)) {
hr = pRenderTarget->CreateBitmapFromWicBitmap(pConverter, nullptr, ppBitmap);
#ifdef DEBUG_OUTPUT_GPU_RESOURCE
LOG(SEVERITY_LEVEL_INFO) << L"[GPU RESOURCE] ID2D1Bitmap = [" << std::hex << *ppBitmap << L"]" << std::dec;
#endif
}
SafeRelease(&pDecoder);
SafeRelease(&pSource);
SafeRelease(&pStream);
SafeRelease(&pConverter);
SafeRelease(&pScaler);
#ifdef TOUCHMIND_CONTEXT_DEBUG
LOG_LEAVE_HRESULT(hr);
#endif
return hr;
}
ID2D1Bitmap* d2d::CreateBitmapFromResource(int idPic, int destinationWidth, int destinationHeight)
{
// Locate the resource.
HRSRC imageResHandle = FindResource(NULL, MAKEINTRESOURCE(idPic), L"PNG");
if (imageResHandle == nullptr)
{
return nullptr;
}
// Load the resource.
HGLOBAL imageResDataHandle = LoadResource(NULL, imageResHandle);
//If hModule is NULL, the system loads the resource from the module that was used to create the current process
HRESULT hr = imageResDataHandle ? S_OK : E_FAIL;
if (FAILED(hr))
{
return nullptr;
}
// Lock it to get a system memory pointer.
void* pImageFile = LockResource(imageResDataHandle);
if (pImageFile == nullptr)
{
return nullptr;
}
// Calculate the size.
DWORD imageFileSize = SizeofResource(NULL, imageResHandle);
if (imageFileSize == 0)
{
return nullptr;
}
// Create a WIC stream to map onto the memory.
IWICStream *pStream = nullptr;
hr = m_pWICFactory->CreateStream(&pStream);
if (FAILED(hr))
{
return nullptr;
}
// Initialize the stream with the memory pointer and size.
hr = pStream->InitializeFromMemory(reinterpret_cast<BYTE*>(pImageFile), imageFileSize);
if (FAILED(hr))
{
return nullptr;
}
// Create a decoder for the stream.
IWICBitmapDecoder *pDecoder = nullptr;
hr = m_pWICFactory->CreateDecoderFromStream(pStream, NULL, WICDecodeMetadataCacheOnLoad, &pDecoder);
if (FAILED(hr))
{
return nullptr;
}
// Create the initial frame.
IWICBitmapFrameDecode *pSource = nullptr;
hr = pDecoder->GetFrame(0, &pSource);
if (FAILED(hr))
{
return nullptr;
}
// Convert the image format to 32bppPBGRA
// (DXGI_FORMAT_B8G8R8A8_UNORM + D2D1_ALPHA_MODE_PREMULTIPLIED).
IWICFormatConverter *pConverter = NULL;
hr = m_pWICFactory->CreateFormatConverter(&pConverter);
if (FAILED(hr))
{
return nullptr;
}
// If a new width or height was specified, create an
// IWICBitmapScaler and use it to resize the image.
if (destinationWidth != 0 || destinationHeight != 0)
{
UINT originalWidth, originalHeight;
hr = pSource->GetSize(&originalWidth, &originalHeight);
if (SUCCEEDED(hr))
{
if (destinationWidth == 0)
{
FLOAT scalar = static_cast<FLOAT>(destinationHeight) / static_cast<FLOAT>(originalHeight);
destinationWidth = static_cast<UINT>(scalar * static_cast<FLOAT>(originalWidth));
}
else if (destinationHeight == 0)
{
FLOAT scalar = static_cast<FLOAT>(destinationWidth) / static_cast<FLOAT>(originalWidth);
destinationHeight = static_cast<UINT>(scalar * static_cast<FLOAT>(originalHeight));
}
IWICBitmapScaler *pScaler = nullptr;
hr = m_pWICFactory->CreateBitmapScaler(&pScaler);
if (SUCCEEDED(hr))
{
hr = pScaler->Initialize(pSource,destinationWidth,destinationHeight,WICBitmapInterpolationModeCubic);
if (SUCCEEDED(hr))
{
hr = pConverter->Initialize(pScaler,GUID_WICPixelFormat32bppPBGRA,WICBitmapDitherTypeNone,NULL,0.f,WICBitmapPaletteTypeMedianCut);
}
}
SafeRelease(pScaler);
}
}
else
{
hr = pConverter->Initialize(pSource, GUID_WICPixelFormat32bppPBGRA, WICBitmapDitherTypeNone, NULL, 0.f, WICBitmapPaletteTypeMedianCut);
}
if (FAILED(hr))
{
return nullptr;
}
//create a Direct2D bitmap from the WIC bitmap.
ID2D1Bitmap* resBitmap = nullptr;
hr = m_pRenderTarget->CreateBitmapFromWicBitmap(pConverter, NULL, &resBitmap);
if (FAILED(hr) || resBitmap == nullptr)
{
return nullptr;
}
SafeRelease(pDecoder);
SafeRelease(pSource);
SafeRelease(pStream);
SafeRelease(pConverter);
pokerlog << "CreateBitmapFromResource " << idPic << " OK." << endl;
return resBitmap;
}
HRESULT LoadResourceBitmap(
ID2D1RenderTarget* pRendertarget,
IWICImagingFactory* pIWICFactory,
PCWSTR resourceName,
PCWSTR resourceType,
UINT destinationWidth,
UINT destinationHeight,
ID2D1Bitmap** ppBitmap
)
{
HRESULT hr = S_OK;
IWICBitmapDecoder* pDecoder = NULL;
IWICBitmapFrameDecode* pSource = NULL;
IWICStream* pStream = NULL;
IWICFormatConverter* pConverter = NULL;
IWICBitmapScaler* pScaler = NULL;
HRSRC imageResHandle = NULL;
HGLOBAL imageResDataHandle = NULL;
void* pImageFile = NULL;
DWORD imageFileSize = 0;
// Find the resource then load it
imageResHandle = FindResource(HINST_THISCOMPONENT, resourceName, resourceType);
hr = imageResHandle ? S_OK : E_FAIL;
if (SUCCEEDED(hr))
{
imageResDataHandle = LoadResource(HINST_THISCOMPONENT, imageResHandle);
hr = imageResDataHandle ? S_OK : E_FAIL;
}
// Lock the resource and calculate the image's size
if (SUCCEEDED(hr))
{
// Lock it to get the system memory pointer
pImageFile = LockResource(imageResDataHandle);
hr = pImageFile ? S_OK : E_FAIL;
}
if (SUCCEEDED(hr))
{
// Calculate the size
imageFileSize = SizeofResource(HINST_THISCOMPONENT, imageResHandle);
hr = imageFileSize ? S_OK : E_FAIL;
}
// Create an IWICStream object
if (SUCCEEDED(hr))
{
// Create a WIC stream to map onto the memory
hr = pIWICFactory->CreateStream(&pStream);
}
if (SUCCEEDED(hr))
{
// Initialize the stream with the memory pointer and size
hr = pStream->InitializeFromMemory(
reinterpret_cast<BYTE*>(pImageFile),
imageFileSize
);
}
// Create IWICBitmapDecoder
if (SUCCEEDED(hr))
{
// Create a decoder for the stream
hr = pIWICFactory->CreateDecoderFromStream(
pStream,
NULL,
WICDecodeMetadataCacheOnLoad,
&pDecoder
);
}
// Retrieve a frame from the image and store it in an IWICBitmapFrameDecode object
if (SUCCEEDED(hr))
{
// Create the initial frame
hr = pDecoder->GetFrame(0, &pSource);
}
// Before Direct2D can use the image, it must be converted to the 32bppPBGRA pixel format.
// To convert the image format, use the IWICImagingFactory::CreateFormatConverter method to create an IWICFormatConverter object, then use the IWICFormatConverter object's Initialize method to perform the conversion.
if (SUCCEEDED(hr))
{
// Convert the image format to 32bppPBGRA
// (DXGI_FORMAT_B8G8R8A8_UNORM + D2D1_ALPHA_MODE_PREMULTIPLIED).
hr = pIWICFactory->CreateFormatConverter(&pConverter);
}
if (SUCCEEDED(hr))
{
// If a new width or height was specified, create and
// IWICBitmapScaler and use it to resize the image.
if (destinationWidth != 0 || destinationHeight != 0)
{
UINT originalWidth;
UINT originalHeight;
hr = pSource->GetSize(&originalWidth, &originalHeight);
if (SUCCEEDED(hr))
{
if (destinationWidth == 0)
{
FLOAT scalar = static_cast<FLOAT>(destinationHeight) / static_cast<FLOAT>(originalHeight);
destinationWidth = static_cast<UINT>(scalar * static_cast<FLOAT>(originalWidth));
}
else if (destinationHeight == 0)
{
FLOAT scalar = static_cast<FLOAT>(destinationWidth) / static_cast<FLOAT>(originalWidth);
destinationHeight = static_cast<UINT>(scalar * static_cast<FLOAT>(originalHeight));
}
hr = pIWICFactory->CreateBitmapScaler(&pScaler);
if (SUCCEEDED(hr))
{
hr = pScaler->Initialize(
pSource,
destinationWidth,
destinationHeight,
WICBitmapInterpolationModeCubic
);
if (SUCCEEDED(hr))
{
hr = pConverter->Initialize(
pScaler,
GUID_WICPixelFormat32bppPBGRA,
WICBitmapDitherTypeNone,
NULL,
0.f,
WICBitmapPaletteTypeMedianCut
);
}
}
}
}
else // use default width and height
{
hr = pConverter->Initialize(
pSource,
GUID_WICPixelFormat32bppPBGRA,
WICBitmapDitherTypeNone,
NULL,
0.f,
WICBitmapPaletteTypeMedianCut
);
}
}
// Finally, Create an ID2D1Bitmap object, that can be drawn by a render target and used with other Direct2D objects
if (SUCCEEDED(hr))
{
// Create a Direct2D bitmap from the WIC bitmap
hr = pRendertarget->CreateBitmapFromWicBitmap(
pConverter,
NULL,
ppBitmap
);
}
SAFE_RELEASE(pDecoder);
SAFE_RELEASE(pSource);
SAFE_RELEASE(pStream);
SAFE_RELEASE(pConverter);
SAFE_RELEASE(pScaler);
return hr;
}
//---------------------------------------------------------------------------------
static HRESULT CreateTextureFromWIC( _In_ ID3D11Device* d3dDevice,
_In_opt_ ID3D11DeviceContext* d3dContext,
_In_ IWICBitmapFrameDecode *frame,
_In_ size_t maxsize,
_In_ D3D11_USAGE usage,
_In_ unsigned int bindFlags,
_In_ unsigned int cpuAccessFlags,
_In_ unsigned int miscFlags,
_In_ bool forceSRGB,
_Out_opt_ ID3D11Resource** texture,
_Out_opt_ ID3D11ShaderResourceView** textureView )
{
UINT width, height;
HRESULT hr = frame->GetSize( &width, &height );
if ( FAILED(hr) )
return hr;
assert( width > 0 && height > 0 );
if ( !maxsize )
{
// This is a bit conservative because the hardware could support larger textures than
// the Feature Level defined minimums, but doing it this way is much easier and more
// performant for WIC than the 'fail and retry' model used by DDSTextureLoader
switch( d3dDevice->GetFeatureLevel() )
{
case D3D_FEATURE_LEVEL_9_1:
case D3D_FEATURE_LEVEL_9_2:
maxsize = 2048 /*D3D_FL9_1_REQ_TEXTURE2D_U_OR_V_DIMENSION*/;
break;
case D3D_FEATURE_LEVEL_9_3:
maxsize = 4096 /*D3D_FL9_3_REQ_TEXTURE2D_U_OR_V_DIMENSION*/;
break;
case D3D_FEATURE_LEVEL_10_0:
case D3D_FEATURE_LEVEL_10_1:
maxsize = 8192 /*D3D10_REQ_TEXTURE2D_U_OR_V_DIMENSION*/;
break;
default:
maxsize = D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION;
break;
}
}
assert( maxsize > 0 );
UINT twidth, theight;
if ( width > maxsize || height > maxsize )
{
float ar = static_cast<float>(height) / static_cast<float>(width);
if ( width > height )
{
twidth = static_cast<UINT>( maxsize );
theight = static_cast<UINT>( static_cast<float>(maxsize) * ar );
}
else
{
theight = static_cast<UINT>( maxsize );
twidth = static_cast<UINT>( static_cast<float>(maxsize) / ar );
}
assert( twidth <= maxsize && theight <= maxsize );
}
else
{
twidth = width;
theight = height;
}
// Determine format
WICPixelFormatGUID pixelFormat;
hr = frame->GetPixelFormat( &pixelFormat );
if ( FAILED(hr) )
return hr;
WICPixelFormatGUID convertGUID;
memcpy( &convertGUID, &pixelFormat, sizeof(WICPixelFormatGUID) );
size_t bpp = 0;
DXGI_FORMAT format = _WICToDXGI( pixelFormat );
if ( format == DXGI_FORMAT_UNKNOWN )
{
if ( memcmp( &GUID_WICPixelFormat96bppRGBFixedPoint, &pixelFormat, sizeof(WICPixelFormatGUID) ) == 0 )
{
#if (_WIN32_WINNT >= _WIN32_WINNT_WIN8) || defined(_WIN7_PLATFORM_UPDATE)
if ( g_WIC2 )
{
memcpy( &convertGUID, &GUID_WICPixelFormat96bppRGBFloat, sizeof(WICPixelFormatGUID) );
format = DXGI_FORMAT_R32G32B32_FLOAT;
}
else
#endif
{
memcpy( &convertGUID, &GUID_WICPixelFormat128bppRGBAFloat, sizeof(WICPixelFormatGUID) );
format = DXGI_FORMAT_R32G32B32A32_FLOAT;
}
}
else
{
for( size_t i=0; i < _countof(g_WICConvert); ++i )
{
if ( memcmp( &g_WICConvert[i].source, &pixelFormat, sizeof(WICPixelFormatGUID) ) == 0 )
{
memcpy( &convertGUID, &g_WICConvert[i].target, sizeof(WICPixelFormatGUID) );
format = _WICToDXGI( g_WICConvert[i].target );
assert( format != DXGI_FORMAT_UNKNOWN );
bpp = _WICBitsPerPixel( convertGUID );
break;
}
}
}
if ( format == DXGI_FORMAT_UNKNOWN )
return HRESULT_FROM_WIN32( ERROR_NOT_SUPPORTED );
}
else
{
bpp = _WICBitsPerPixel( pixelFormat );
}
#if (_WIN32_WINNT >= _WIN32_WINNT_WIN8) || defined(_WIN7_PLATFORM_UPDATE)
if ( (format == DXGI_FORMAT_R32G32B32_FLOAT) && d3dContext != 0 && textureView != 0 )
{
// Special case test for optional device support for autogen mipchains for R32G32B32_FLOAT
UINT fmtSupport = 0;
hr = d3dDevice->CheckFormatSupport( DXGI_FORMAT_R32G32B32_FLOAT, &fmtSupport );
if ( FAILED(hr) || !( fmtSupport & D3D11_FORMAT_SUPPORT_MIP_AUTOGEN ) )
{
// Use R32G32B32A32_FLOAT instead which is required for Feature Level 10.0 and up
memcpy( &convertGUID, &GUID_WICPixelFormat128bppRGBAFloat, sizeof(WICPixelFormatGUID) );
format = DXGI_FORMAT_R32G32B32A32_FLOAT;
bpp = 128;
}
}
#endif
if ( !bpp )
return E_FAIL;
// Handle sRGB formats
if ( forceSRGB )
{
format = MakeSRGB( format );
}
else
{
IWICMetadataQueryReader* metareader;
if ( SUCCEEDED( frame->GetMetadataQueryReader( &metareader ) ) )
{
GUID containerFormat;
if ( SUCCEEDED( metareader->GetContainerFormat( &containerFormat ) ) )
{
// Check for sRGB colorspace metadata
bool sRGB = false;
PROPVARIANT value;
PropVariantInit( &value );
if ( memcmp( &containerFormat, &GUID_ContainerFormatPng, sizeof(GUID) ) == 0 )
{
// Check for sRGB chunk
if ( SUCCEEDED( metareader->GetMetadataByName( L"/sRGB/RenderingIntent", &value ) ) && value.vt == VT_UI1 )
{
sRGB = true;
}
}
else if ( SUCCEEDED( metareader->GetMetadataByName( L"System.Image.ColorSpace", &value ) ) && value.vt == VT_UI2 && value.uiVal == 1 )
{
sRGB = true;
}
PropVariantClear( &value );
if ( sRGB )
format = MakeSRGB( format );
}
}
}
// Verify our target format is supported by the current device
// (handles WDDM 1.0 or WDDM 1.1 device driver cases as well as DirectX 11.0 Runtime without 16bpp format support)
UINT support = 0;
hr = d3dDevice->CheckFormatSupport( format, &support );
if ( FAILED(hr) || !(support & D3D11_FORMAT_SUPPORT_TEXTURE2D) )
{
// Fallback to RGBA 32-bit format which is supported by all devices
memcpy( &convertGUID, &GUID_WICPixelFormat32bppRGBA, sizeof(WICPixelFormatGUID) );
format = DXGI_FORMAT_R8G8B8A8_UNORM;
bpp = 32;
}
// Allocate temporary memory for image
size_t rowPitch = ( twidth * bpp + 7 ) / 8;
size_t imageSize = rowPitch * theight;
std::unique_ptr<uint8_t[]> temp( new (std::nothrow) uint8_t[ imageSize ] );
if (!temp)
return E_OUTOFMEMORY;
// Load image data
if ( memcmp( &convertGUID, &pixelFormat, sizeof(GUID) ) == 0
&& twidth == width
&& theight == height )
{
// No format conversion or resize needed
hr = frame->CopyPixels( 0, static_cast<UINT>( rowPitch ), static_cast<UINT>( imageSize ), temp.get() );
if ( FAILED(hr) )
return hr;
}
else if ( twidth != width || theight != height )
{
// Resize
IWICImagingFactory* pWIC = _GetWIC();
if ( !pWIC )
return E_NOINTERFACE;
IWICBitmapScaler* scaler;
hr = pWIC->CreateBitmapScaler( &scaler );
if ( FAILED(hr) )
return hr;
hr = scaler->Initialize( frame, twidth, theight, WICBitmapInterpolationModeFant );
if ( FAILED(hr) )
return hr;
WICPixelFormatGUID pfScaler;
hr = scaler->GetPixelFormat( &pfScaler );
if ( FAILED(hr) )
return hr;
if ( memcmp( &convertGUID, &pfScaler, sizeof(GUID) ) == 0 )
{
// No format conversion needed
hr = scaler->CopyPixels( 0, static_cast<UINT>( rowPitch ), static_cast<UINT>( imageSize ), temp.get() );
if ( FAILED(hr) )
return hr;
}
else
{
IWICFormatConverter* FC;
hr = pWIC->CreateFormatConverter( &FC );
if ( FAILED(hr) )
return hr;
hr = FC->Initialize( scaler, convertGUID, WICBitmapDitherTypeErrorDiffusion, 0, 0, WICBitmapPaletteTypeCustom );
if ( FAILED(hr) )
return hr;
hr = FC->CopyPixels( 0, static_cast<UINT>( rowPitch ), static_cast<UINT>( imageSize ), temp.get() );
if ( FAILED(hr) )
return hr;
}
}
else
{
// Format conversion but no resize
IWICImagingFactory* pWIC = _GetWIC();
if ( !pWIC )
return E_NOINTERFACE;
IWICFormatConverter* FC;
hr = pWIC->CreateFormatConverter( &FC );
if ( FAILED(hr) )
return hr;
hr = FC->Initialize( frame, convertGUID, WICBitmapDitherTypeErrorDiffusion, 0, 0, WICBitmapPaletteTypeCustom );
if ( FAILED(hr) )
return hr;
hr = FC->CopyPixels( 0, static_cast<UINT>( rowPitch ), static_cast<UINT>( imageSize ), temp.get() );
if ( FAILED(hr) )
return hr;
}
// See if format is supported for auto-gen mipmaps (varies by feature level)
bool autogen = false;
if ( d3dContext != 0 && textureView != 0 ) // Must have context and shader-view to auto generate mipmaps
{
UINT fmtSupport = 0;
hr = d3dDevice->CheckFormatSupport( format, &fmtSupport );
if ( SUCCEEDED(hr) && ( fmtSupport & D3D11_FORMAT_SUPPORT_MIP_AUTOGEN ) )
{
autogen = true;
}
}
// Create texture
D3D11_TEXTURE2D_DESC desc;
desc.Width = twidth;
desc.Height = theight;
desc.MipLevels = (autogen) ? 0 : 1;
desc.ArraySize = 1;
desc.Format = format;
desc.SampleDesc.Count = 1;
desc.SampleDesc.Quality = 0;
desc.Usage = usage;
desc.CPUAccessFlags = cpuAccessFlags;
if ( autogen )
{
desc.BindFlags = bindFlags | D3D11_BIND_RENDER_TARGET;
desc.MiscFlags = miscFlags | D3D11_RESOURCE_MISC_GENERATE_MIPS;
}
else
{
desc.BindFlags = bindFlags;
desc.MiscFlags = miscFlags;
}
D3D11_SUBRESOURCE_DATA initData;
initData.pSysMem = temp.get();
initData.SysMemPitch = static_cast<UINT>( rowPitch );
initData.SysMemSlicePitch = static_cast<UINT>( imageSize );
ID3D11Texture2D* tex = nullptr;
hr = d3dDevice->CreateTexture2D( &desc, (autogen) ? nullptr : &initData, &tex );
if ( SUCCEEDED(hr) && tex != 0 )
{
if (textureView != 0)
{
D3D11_SHADER_RESOURCE_VIEW_DESC SRVDesc;
memset( &SRVDesc, 0, sizeof( SRVDesc ) );
SRVDesc.Format = desc.Format;
SRVDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2D;
SRVDesc.Texture2D.MipLevels = (autogen) ? -1 : 1;
hr = d3dDevice->CreateShaderResourceView( tex, &SRVDesc, textureView );
if ( FAILED(hr) )
{
tex->Release();
return hr;
}
if ( autogen )
{
assert( d3dContext != 0 );
d3dContext->UpdateSubresource( tex, 0, nullptr, temp.get(), static_cast<UINT>(rowPitch), static_cast<UINT>(imageSize) );
d3dContext->GenerateMips( *textureView );
}
}
if (texture != 0)
{
*texture = tex;
}
else
{
SetDebugObjectName(tex, "WICTextureLoader");
tex->Release();
}
}
return hr;
}
// 从文件读取位图
HRESULT ImageRenderer::LoadBitmapFromFile(
ID2D1DeviceContext *pRenderTarget,
IWICImagingFactory2 *pIWICFactory,
PCWSTR uri,
UINT width,
UINT height,
ID2D1Bitmap1 **ppBitmap
){
IWICBitmapDecoder *pDecoder = nullptr;
IWICBitmapFrameDecode *pSource = nullptr;
IWICStream *pStream = nullptr;
IWICFormatConverter *pConverter = nullptr;
IWICBitmapScaler *pScaler = nullptr;
HRESULT hr = pIWICFactory->CreateDecoderFromFilename(
uri,
nullptr,
GENERIC_READ,
WICDecodeMetadataCacheOnLoad,
&pDecoder
);
if (SUCCEEDED(hr)) {
hr = pDecoder->GetFrame(0, &pSource);
}
if (SUCCEEDED(hr)) {
hr = pIWICFactory->CreateFormatConverter(&pConverter);
}
if (SUCCEEDED(hr)) {
if (width != 0 || height != 0) {
UINT originalWidth, originalHeight;
hr = pSource->GetSize(&originalWidth, &originalHeight);
if (SUCCEEDED(hr)) {
if (width == 0) {
FLOAT scalar = static_cast<FLOAT>(height) / static_cast<FLOAT>(originalHeight);
width = static_cast<UINT>(scalar * static_cast<FLOAT>(originalWidth));
}
else if (height == 0) {
FLOAT scalar = static_cast<FLOAT>(width) / static_cast<FLOAT>(originalWidth);
height = static_cast<UINT>(scalar * static_cast<FLOAT>(originalHeight));
}
hr = pIWICFactory->CreateBitmapScaler(&pScaler);
if (SUCCEEDED(hr)) {
hr = pScaler->Initialize(
pSource,
width,
height,
WICBitmapInterpolationModeCubic
);
}
if (SUCCEEDED(hr)) {
hr = pConverter->Initialize(
pScaler,
GUID_WICPixelFormat32bppPBGRA,
WICBitmapDitherTypeNone,
nullptr,
0.f,
WICBitmapPaletteTypeMedianCut
);
}
}
}
else {
hr = pConverter->Initialize(
pSource,
GUID_WICPixelFormat32bppPBGRA,
WICBitmapDitherTypeNone,
nullptr,
0.f,
WICBitmapPaletteTypeMedianCut
);
}
}
if (SUCCEEDED(hr)) {
hr = pRenderTarget->CreateBitmapFromWicBitmap(
pConverter,
nullptr,
ppBitmap
);
}
::SafeRelease(pDecoder);
::SafeRelease(pSource);
::SafeRelease(pStream);
::SafeRelease(pConverter);
::SafeRelease(pScaler);
return hr;
}
