www.pudn.com > PtOpenGuiSourceCode.zip > cache_view.h

/* 
  ImageMagick Cache View Methods. 
*/ 
#ifndef _MAGICK_CACHE_VIEW_H 
#define _MAGICK_CACHE_VIEW_H 
 
#if defined(__cplusplus) || defined(c_plusplus) 
extern "C" { 
#endif 
 
/* 
  Typedef declarations. 
*/ 
typedef struct _ViewInfo 
{ 
  Image 
    *image; 
 
  unsigned long 
    id; 
 
  unsigned long 
    signature; 
} ViewInfo; 
 
/* 
  MagickExport cache view interfaces. 
*/ 
extern MagickExport const PixelPacket 
  *AcquireCacheView(const ViewInfo *,const long,const long,const unsigned long, 
    const unsigned long,ExceptionInfo *); 
 
extern MagickExport IndexPacket 
  *GetCacheViewIndexes(const ViewInfo *); 
 
extern MagickExport PixelPacket 
  *GetCacheViewPixels(const ViewInfo *), 
  *GetCacheView(ViewInfo *,const long,const long,const unsigned long, 
    const unsigned long), 
  *SetCacheView(ViewInfo *,const long,const long,const unsigned long, 
    const unsigned long); 
 
extern MagickExport unsigned int 
  SyncCacheView(ViewInfo *); 
 
extern MagickExport ViewInfo 
  *OpenCacheView(Image *); 
 
extern MagickExport void 
  CloseCacheView(ViewInfo *); 
 
#if defined(__cplusplus) || defined(c_plusplus) 
} 
#endif 
 
#endif