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Added explicit test of CanConvert for all use of IWICFormatConverter

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This commit is contained in:
walbourn_cp 2014-09-11 15:32:07 -07:00
parent 48e969aac7
commit 7ba4a6504f
2 changed files with 21 additions and 0 deletions
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7
ScreenGrab/ScreenGrab.cpp
View File

@ -1111,6 +1111,13 @@ HRESULT DirectX::SaveWICTextureToFile( _In_ ID3D11DeviceContext* pContext,
return hr; return hr;
} }
BOOL canConvert = FALSE;
hr = FC->CanConvert( pfGuid, targetGuid, &canConvert );
if ( FAILED(hr) || !canConvert )
{
return E_UNEXPECTED;
}
hr = FC->Initialize( source.Get(), targetGuid, WICBitmapDitherTypeNone, 0, 0, WICBitmapPaletteTypeCustom ); hr = FC->Initialize( source.Get(), targetGuid, WICBitmapDitherTypeNone, 0, 0, WICBitmapPaletteTypeCustom );
if ( FAILED(hr) ) if ( FAILED(hr) )
{ {

14
WICTextureLoader/WICTextureLoader.cpp
View File

@ -554,6 +554,13 @@ static HRESULT CreateTextureFromWIC( _In_ ID3D11Device* d3dDevice,
if ( FAILED(hr) ) if ( FAILED(hr) )
return hr; return hr;
BOOL canConvert = FALSE;
hr = FC->CanConvert( pfScaler, convertGUID, &canConvert );
if ( FAILED(hr) || !canConvert )
{
return E_UNEXPECTED;
}
hr = FC->Initialize( scaler.Get(), convertGUID, WICBitmapDitherTypeErrorDiffusion, 0, 0, WICBitmapPaletteTypeCustom ); hr = FC->Initialize( scaler.Get(), convertGUID, WICBitmapDitherTypeErrorDiffusion, 0, 0, WICBitmapPaletteTypeCustom );
if ( FAILED(hr) ) if ( FAILED(hr) )
return hr; return hr;
@ -575,6 +582,13 @@ static HRESULT CreateTextureFromWIC( _In_ ID3D11Device* d3dDevice,
if ( FAILED(hr) ) if ( FAILED(hr) )
return hr; return hr;
BOOL canConvert = FALSE;
hr = FC->CanConvert( pixelFormat, convertGUID, &canConvert );
if ( FAILED(hr) || !canConvert )
{
return E_UNEXPECTED;
}
hr = FC->Initialize( frame, convertGUID, WICBitmapDitherTypeErrorDiffusion, 0, 0, WICBitmapPaletteTypeCustom ); hr = FC->Initialize( frame, convertGUID, WICBitmapDitherTypeErrorDiffusion, 0, 0, WICBitmapPaletteTypeCustom );
if ( FAILED(hr) ) if ( FAILED(hr) )
return hr; return hr;