xbmc/pictures/ExifParse.h

   1 #pragma once
   2
   3 #include "libexif.h"
   4
   5 class CExifParse
   6 {
   7   public:
   8    ~CExifParse(void) = default;
   9     bool Process(const unsigned char* const Data, const unsigned short length, ExifInfo_t *info);
  10     static int Get16(const void* const Short, const bool motorolaOrder=true);
  11     static int Get32(const void* const Long,  const bool motorolaOrder=true);
  12
  13   private:
  14     ExifInfo_t *m_ExifInfo = nullptr;
  15     double m_FocalPlaneXRes = 0.0;
  16     double m_FocalPlaneUnits = 0.0;
  17     unsigned m_LargestExifOffset = 0;          // Last exif data referenced (to check if thumbnail is at end)
  18     int m_ExifImageWidth = 0;
  19     bool m_MotorolaOrder = false;
  20     bool m_DateFound = false;
  21
  22 //    void    LocaliseDate        (void);
  23 //    void    GetExposureTime     (const float exposureTime);
  24     double ConvertAnyFormat(const void* const ValuePtr, int Format);
  25     void ProcessDir(const unsigned char* const DirStart,
  26                     const unsigned char* const OffsetBase,
  27                     const unsigned ExifLength, int NestingLevel);
  28     void ProcessGpsInfo(const unsigned char* const DirStart,
  29                         int ByteCountUnused,
  30                         const unsigned char* const OffsetBase,
  31                         unsigned ExifLength);
  32     void GetLatLong(const unsigned int Format,
  33                     const unsigned char* ValuePtr,
  34                     const int ComponentSize,
  35                     char *latlongString);
  36 };
  37