Use number of components from ICC profile and alternateCS

core/src/fpdfapi/fpdf_page/pageint.h

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
  
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #ifndef _PAGEINT_H_
 #define _PAGEINT_H_
 
 #include "../../../include/fpdfapi/fpdf_pageobj.h"
@@ skipping 408 matching lines @@
     CPDF_Font*                  GetFont(CPDF_Dictionary* pFontDict, FX_BOOL findOnly);
     CPDF_Font*                  GetStandardFont(FX_BSTR fontName, CPDF_FontEncoding* pEncoding);
     void                        ReleaseFont(CPDF_Dictionary* pFontDict);
     CPDF_ColorSpace*            GetColorSpace(CPDF_Object* pCSObj, CPDF_Dictionary* pResources);
     CPDF_ColorSpace*            GetCopiedColorSpace(CPDF_Object* pCSObj);
     void                        ReleaseColorSpace(CPDF_Object* pColorSpace);
     CPDF_Pattern*               GetPattern(CPDF_Object* pPatternObj, FX_BOOL bShading, const CFX_AffineMatrix* matrix);
     void                        ReleasePattern(CPDF_Object* pPatternObj);
     CPDF_Image*                 GetImage(CPDF_Object* pImageStream);
     void                        ReleaseImage(CPDF_Object* pImageStream);
-    CPDF_IccProfile*            GetIccProfile(CPDF_Stream* pIccProfileStream, FX_INT32 nComponents);
+    CPDF_IccProfile*            GetIccProfile(CPDF_Stream* pIccProfileStream);
     void                        ReleaseIccProfile(CPDF_Stream* pIccProfileStream, CPDF_IccProfile* pIccProfile);
     CPDF_StreamAcc*             GetFontFileStreamAcc(CPDF_Stream* pFontStream);
     void                        ReleaseFontFileStreamAcc(CPDF_Stream* pFontStream, FX_BOOL bForce = FALSE);
     FX_BOOL                     IsForceClear() const {return m_bForceClear;}
 
     CPDF_Document*              m_pPDFDoc;
     CPDF_FontMap                m_FontMap;
     CPDF_ColorSpaceMap          m_ColorSpaceMap;
     CPDF_PatternMap             m_PatternMap;
     CPDF_ImageMap               m_ImageMap;
@@ skipping 21 matching lines @@
     int                 m_nInputs, m_nOutputs;
     FX_FLOAT*   m_pDomains;
     FX_FLOAT*   m_pRanges;
     FX_BOOL             Init(CPDF_Object* pObj);
     virtual FX_BOOL     v_Init(CPDF_Object* pObj) = 0;
     virtual FX_BOOL     v_Call(FX_FLOAT* inputs, FX_FLOAT* results) const = 0;
 };
 class CPDF_IccProfile : public CFX_Object
 {
 public:
-    CPDF_IccProfile(FX_LPCBYTE pData, FX_DWORD dwSize, int nComponents);
+    CPDF_IccProfile(FX_LPCBYTE pData, FX_DWORD dwSize);
     ~CPDF_IccProfile();
+    FX_INT32 GetComponents() { return m_srcnComponents; }

[Tom Sepez, 2014/08/25 18:18:51]

nit: const method.

[Bo Xu, 2014/08/25 20:28:17]

Done.

     FX_BOOL                                     m_bsRGB;
+    FX_INT32                m_srcnComponents;

[jun_fang, 2014/08/25 18:56:51]

should be m_nSrcComponents?

[Bo Xu, 2014/08/25 20:28:18]

Done.

     FX_LPVOID                           m_pTransform;
 };
 class CPDF_DeviceCS : public CPDF_ColorSpace
 {
 public:
     CPDF_DeviceCS(int family);
     virtual FX_BOOL     GetRGB(FX_FLOAT* pBuf, FX_FLOAT& R, FX_FLOAT& G, FX_FLOAT& B) const;
     FX_BOOL     SetRGB(FX_FLOAT* pBuf, FX_FLOAT R, FX_FLOAT G, FX_FLOAT B) const;
     FX_BOOL     v_GetCMYK(FX_FLOAT* pBuf, FX_FLOAT& c, FX_FLOAT& m, FX_FLOAT& y, FX_FLOAT& k) const;
     FX_BOOL     v_SetCMYK(FX_FLOAT* pBuf, FX_FLOAT c, FX_FLOAT m, FX_FLOAT y, FX_FLOAT k) const;
@@ skipping 20 matching lines @@
         CFX_ByteString  m_Prefix;
         int                             m_nIndex;
     };
     ~CPDF_ResourceNaming();
     CFX_ByteString              GetName(const CPDF_Dictionary* pResList, FX_LPCSTR szType);
 protected:
     CFX_MapByteStringToPtr      m_NamingCache;
 };
 
 #endif  // _PAGEINT_H_