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Code Issues Releases Wiki Activity

Optional callback from WIC readers to get additional metadata queries

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This commit is contained in:
Chuck Walbourn 2016-03-03 18:44:40 -08:00
parent 9c322a47e9
commit a7ffe96b3e
2 changed files with 29 additions and 13 deletions
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14
DirectXTex/DirectXTex.h
View File

@ -60,6 +60,7 @@
#define DIRECTX_TEX_VERSION 134
struct IWICImagingFactory;
struct IWICMetadataQueryReader;
namespace DirectX
@ -238,9 +239,12 @@ namespace DirectX
_Out_ TexMetadata& metadata );
HRESULT __cdecl GetMetadataFromWICMemory( _In_reads_bytes_(size) LPCVOID pSource, _In_ size_t size, _In_ DWORD flags,
_Out_ TexMetadata& metadata );
_Out_ TexMetadata& metadata,
_In_opt_ std::function<void DIRECTX_STD_CALLCONV(IWICMetadataQueryReader*)> getMQR = nullptr);
HRESULT __cdecl GetMetadataFromWICFile( _In_z_ LPCWSTR szFile, _In_ DWORD flags,
_Out_ TexMetadata& metadata );
_Out_ TexMetadata& metadata,
_In_opt_ std::function<void DIRECTX_STD_CALLCONV(IWICMetadataQueryReader*)> getMQR = nullptr);
//---------------------------------------------------------------------------------
// Bitmap image container
@ -359,9 +363,11 @@ namespace DirectX
// WIC operations
HRESULT __cdecl LoadFromWICMemory( _In_reads_bytes_(size) LPCVOID pSource, _In_ size_t size, _In_ DWORD flags,
_Out_opt_ TexMetadata* metadata, _Out_ ScratchImage& image );
_Out_opt_ TexMetadata* metadata, _Out_ ScratchImage& image,
_In_opt_ std::function<void DIRECTX_STD_CALLCONV(IWICMetadataQueryReader*)> getMQR = nullptr);
HRESULT __cdecl LoadFromWICFile( _In_z_ LPCWSTR szFile, _In_ DWORD flags,
_Out_opt_ TexMetadata* metadata, _Out_ ScratchImage& image );
_Out_opt_ TexMetadata* metadata, _Out_ ScratchImage& image,
_In_opt_ std::function<void DIRECTX_STD_CALLCONV(IWICMetadataQueryReader*)> getMQR = nullptr);
HRESULT __cdecl SaveToWICMemory( _In_ const Image& image, _In_ DWORD flags, _In_ REFGUID guidContainerFormat,
_Out_ Blob& blob, _In_opt_ const GUID* targetFormat = nullptr,

28
DirectXTex/DirectXTexWIC.cpp
View File

@ -238,7 +238,8 @@ static DXGI_FORMAT _DetermineFormat( _In_ const WICPixelFormatGUID& pixelFormat,
//-------------------------------------------------------------------------------------
static HRESULT _DecodeMetadata( _In_ DWORD flags, _In_ bool iswic2,
_In_ IWICBitmapDecoder *decoder, _In_ IWICBitmapFrameDecode *frame,
_Out_ TexMetadata& metadata, _Out_opt_ WICPixelFormatGUID* pConvert )
_Out_ TexMetadata& metadata, _Out_opt_ WICPixelFormatGUID* pConvert,
_In_opt_ std::function<void(IWICMetadataQueryReader*)> getMQR )
{
if ( !decoder || !frame )
return E_POINTER;
@ -336,6 +337,15 @@ static HRESULT _DecodeMetadata( _In_ DWORD flags, _In_ bool iswic2,
}
}
if (getMQR)
{
ComPtr<IWICMetadataQueryReader> metareader;
if (SUCCEEDED(frame->GetMetadataQueryReader(metareader.GetAddressOf())))
{
getMQR(metareader.Get());
}
}
return hr;
}
@ -847,7 +857,7 @@ static HRESULT _EncodeMultiframe( _In_reads_(nimages) const Image* images, _In_
// Obtain metadata from WIC-supported file in memory
//-------------------------------------------------------------------------------------
_Use_decl_annotations_
HRESULT GetMetadataFromWICMemory( LPCVOID pSource, size_t size, DWORD flags, TexMetadata& metadata )
HRESULT GetMetadataFromWICMemory( LPCVOID pSource, size_t size, DWORD flags, TexMetadata& metadata, std::function<void(IWICMetadataQueryReader*)> getMQR )
{
if ( !pSource || size == 0 )
return E_INVALIDARG;
@ -885,7 +895,7 @@ HRESULT GetMetadataFromWICMemory( LPCVOID pSource, size_t size, DWORD flags, Tex
return hr;
// Get metadata
hr = _DecodeMetadata( flags, iswic2, decoder.Get(), frame.Get(), metadata, 0 );
hr = _DecodeMetadata( flags, iswic2, decoder.Get(), frame.Get(), metadata, nullptr, getMQR );
if ( FAILED(hr) )
return hr;
@ -897,7 +907,7 @@ HRESULT GetMetadataFromWICMemory( LPCVOID pSource, size_t size, DWORD flags, Tex
// Obtain metadata from WIC-supported file on disk
//-------------------------------------------------------------------------------------
_Use_decl_annotations_
HRESULT GetMetadataFromWICFile( LPCWSTR szFile, DWORD flags, TexMetadata& metadata )
HRESULT GetMetadataFromWICFile( LPCWSTR szFile, DWORD flags, TexMetadata& metadata, std::function<void(IWICMetadataQueryReader*)> getMQR )
{
if ( !szFile )
return E_INVALIDARG;
@ -919,7 +929,7 @@ HRESULT GetMetadataFromWICFile( LPCWSTR szFile, DWORD flags, TexMetadata& metada
return hr;
// Get metadata
hr = _DecodeMetadata( flags, iswic2, decoder.Get(), frame.Get(), metadata, 0 );
hr = _DecodeMetadata( flags, iswic2, decoder.Get(), frame.Get(), metadata, nullptr, getMQR );
if ( FAILED(hr) )
return hr;
@ -931,7 +941,7 @@ HRESULT GetMetadataFromWICFile( LPCWSTR szFile, DWORD flags, TexMetadata& metada
// Load a WIC-supported file in memory
//-------------------------------------------------------------------------------------
_Use_decl_annotations_
HRESULT LoadFromWICMemory( LPCVOID pSource, size_t size, DWORD flags, TexMetadata* metadata, ScratchImage& image )
HRESULT LoadFromWICMemory( LPCVOID pSource, size_t size, DWORD flags, TexMetadata* metadata, ScratchImage& image, std::function<void(IWICMetadataQueryReader*)> getMQR )
{
if ( !pSource || size == 0 )
return E_INVALIDARG;
@ -972,7 +982,7 @@ HRESULT LoadFromWICMemory( LPCVOID pSource, size_t size, DWORD flags, TexMetadat
// Get metadata
TexMetadata mdata;
WICPixelFormatGUID convertGUID = {0};
hr = _DecodeMetadata( flags, iswic2, decoder.Get(), frame.Get(), mdata, &convertGUID );
hr = _DecodeMetadata( flags, iswic2, decoder.Get(), frame.Get(), mdata, &convertGUID, getMQR );
if ( FAILED(hr) )
return hr;
@ -1002,7 +1012,7 @@ HRESULT LoadFromWICMemory( LPCVOID pSource, size_t size, DWORD flags, TexMetadat
// Load a WIC-supported file from disk
//-------------------------------------------------------------------------------------
_Use_decl_annotations_
HRESULT LoadFromWICFile( LPCWSTR szFile, DWORD flags, TexMetadata* metadata, ScratchImage& image )
HRESULT LoadFromWICFile( LPCWSTR szFile, DWORD flags, TexMetadata* metadata, ScratchImage& image, std::function<void(IWICMetadataQueryReader*)> getMQR )
{
if ( !szFile )
return E_INVALIDARG;
@ -1028,7 +1038,7 @@ HRESULT LoadFromWICFile( LPCWSTR szFile, DWORD flags, TexMetadata* metadata, Scr
// Get metadata
TexMetadata mdata;
WICPixelFormatGUID convertGUID = {0};
hr = _DecodeMetadata( flags, iswic2, decoder.Get(), frame.Get(), mdata, &convertGUID );
hr = _DecodeMetadata( flags, iswic2, decoder.Get(), frame.Get(), mdata, &convertGUID, getMQR );
if ( FAILED(hr) )
return hr;