sdk/samples/WPFSamples/AITCodec/cpp/cmykpixelformatconverter.h

   1 //----------------------------------------------------------------------------------------
   2 // THIS CODE AND INFORMATION IS PROVIDED "AS-IS" WITHOUT WARRANTY OF
   3 // ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
   4 // THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
   5 // PARTICULAR PURPOSE.
   6 //
   7 // Copyright (c) Microsoft Corporation. All rights reserved.
   8 //----------------------------------------------------------------------------------------
   9
  10 //----------------------------------------------------------------------------------------
  11 //  Description: Declaration of CmykPixelFormatConverter
  12 //----------------------------------------------------------------------------------------
  13 #pragma once
  14
  15 // {B312A459-2A44-4833-AA45-0F50BC669A28}
  16 extern const GUID CLSID_CmykPixelFormatConverter;
  17
  18 class CmykPixelFormatConverter : public BasePixelFormatConverter
  19 {
  20 public:
  21     CmykPixelFormatConverter();
  22
  23     STDMETHOD(CanConvert)(
  24         /* [in] */ REFWICPixelFormatGUID srcPixelFormat,
  25         /* [in] */ REFWICPixelFormatGUID dstPixelFormat,
  26         /* [out] */ BOOL *pfCanConvert);
  27
  28     STDMETHOD(CopyPixels)(
  29         /* [in] */ const WICRect *prc,
  30         /* [in] */ UINT cbStride,
  31         /* [in] */ UINT cbPixelsSize,
  32         /* [out] */ BYTE *pbPixels);
  33
  34     //Additional Functions
  35 private :
  36     HRESULT ConvertCmykToRgb(
  37         /* [in] */ const WICRect *prc,
  38         /* [in] */ UINT cbStride,
  39         /* [in] */ UINT cbPixelsSize,
  40         /* [out] */ BYTE *pbPixels);
  41     HRESULT ConvertRgbToCmyk(
  42         /* [in] */ const WICRect *prc,
  43         /* [in] */ UINT cbStride,
  44         /* [in] */ UINT cbPixelsSize,
  45         /* [out] */ BYTE *pbPixels);
  46 };