void CLASS parse_makernote (int base, int uptag)
{
  unsigned offset=0, entries, tag, type, len, save, c;
  unsigned ver97=0, serial=0, i, wbi=0, wb[4]={0,0,0,0};
  uchar buf97[324], ci, cj, ck;
  short morder, sorder=order;
  char buf[10];
  unsigned SamsungKey[11];
  uchar NikonKey;

#ifdef LIBRAW_LIBRARY_BUILD
  unsigned custom_serial = 0;
  unsigned NikonLensDataVersion = 0;
  unsigned lenNikonLensData = 0;

  unsigned NikonFlashInfoVersion = 0;

  uchar *CanonCameraInfo;
  unsigned lenCanonCameraInfo = 0;

  uchar *table_buf;
  uchar *table_buf_0x9050;
  ushort table_buf_0x9050_present = 0;
  uchar *table_buf_0x940c;
  ushort table_buf_0x940c_present = 0;

  INT64 fsize = ifp->size();
#endif
/*
   The MakerNote might have its own TIFF header (possibly with
   its own byte-order!), or it might just be a table.
 */
  if (!strncmp(make,"Nokia",5)) return;
  fread (buf, 1, 10, ifp);
  if (!strncmp (buf,"KDK" ,3) ||	/* these aren't TIFF tables */
      !strncmp (buf,"VER" ,3) ||
      !strncmp (buf,"IIII",4) ||
      !strncmp (buf,"MMMM",4)) return;
  if (!strncmp (buf,"KC"  ,2) ||	/* Konica KD-400Z, KD-510Z */
      !strncmp (buf,"MLY" ,3)) {	/* Minolta DiMAGE G series */
    order = 0x4d4d;
    while ((i=ftell(ifp)) < data_offset && i < 16384) {
      wb[0] = wb[2];  wb[2] = wb[1];  wb[1] = wb[3];
      wb[3] = get2();
      if (wb[1] == 256 && wb[3] == 256 &&
	  wb[0] > 256 && wb[0] < 640 && wb[2] > 256 && wb[2] < 640)
	FORC4 cam_mul[c] = wb[c];
    }
    goto quit;
  }
  if (!strcmp (buf,"Nikon")) {
    base = ftell(ifp);
    order = get2();
    if (get2() != 42) goto quit;
    offset = get4();
    fseek (ifp, offset-8, SEEK_CUR);
  } else if (!strcmp (buf,"OLYMPUS") ||
             !strcmp (buf,"PENTAX ")) {
    base = ftell(ifp)-10;
    fseek (ifp, -2, SEEK_CUR);
    order = get2();
    if (buf[0] == 'O') get2();
  } else if (!strncmp (buf,"SONY",4) ||
             !strcmp  (buf,"Panasonic")) {
    goto nf;
  } else if (!strncmp (buf,"FUJIFILM",8)) {
    base = ftell(ifp)-10;
	nf: order = 0x4949;
    fseek (ifp,  2, SEEK_CUR);
  } else if (!strcmp (buf,"OLYMP") ||
             !strcmp (buf,"LEICA") ||
             !strcmp (buf,"Ricoh") ||
             !strcmp (buf,"EPSON"))
    fseek (ifp, -2, SEEK_CUR);
  else if (!strcmp (buf,"AOC") ||
           !strcmp (buf,"QVC"))
    fseek (ifp, -4, SEEK_CUR);
  else {
    fseek (ifp, -10, SEEK_CUR);
    if (!strncmp(make,"SAMSUNG",7))
      base = ftell(ifp);
  }

  // adjust pos & base for Leica M8/M9/M Mono tags and dir in tag 0x3400
  if (!strncasecmp(make, "LEICA", 5))
    {
      if (!strncmp(model, "M8", 2) ||
          !strncasecmp(model, "Leica M8", 8) ||
          !strncasecmp(model, "LEICA X", 7))
        {
          base = ftell(ifp)-8;
        }
      else if (!strncasecmp(model, "LEICA M (Typ 240)", 17))
        {
          base = 0;
        }
      else if (!strncmp(model, "M9", 2) ||
               !strncasecmp(model, "Leica M9", 8) ||
               !strncasecmp(model, "M Monochrom", 11) ||
               !strncasecmp(model, "Leica M Monochrom", 11))
        {
          if (!uptag)
            {
              base = ftell(ifp) - 10;
              fseek (ifp, 8, SEEK_CUR);
            }
          else if (uptag == 0x3400)
            {
              fseek (ifp, 10, SEEK_CUR);
              base += 10;
            }
        }
      else if (!strncasecmp(model, "LEICA T", 7))
      	{
      	  base = ftell(ifp)-8;
#ifdef LIBRAW_LIBRARY_BUILD
      	  imgdata.lens.makernotes.CameraMount = LIBRAW_MOUNT_Leica_T;
#endif
      	}
#ifdef LIBRAW_LIBRARY_BUILD
      else if (!strncasecmp(model, "LEICA SL", 8))
      	{
      	  imgdata.lens.makernotes.CameraMount = LIBRAW_MOUNT_Leica_SL;
      	  imgdata.lens.makernotes.CameraFormat = LIBRAW_FORMAT_FF;
      	}
#endif
    }

  entries = get2();
  if (entries > 1000) return;
  morder = order;

  while (entries--) {
    order = morder;
    tiff_get (base, &tag, &type, &len, &save);
    tag |= uptag << 16;

#ifdef LIBRAW_LIBRARY_BUILD
    INT64 _pos = ftell(ifp);
    if(len > 8 && _pos+len > 2* fsize) continue;
    if (!strncmp(make, "Canon",5))
      {
        if (tag == 0x000d && len < 256000)	// camera info
          {
            CanonCameraInfo = (uchar*)malloc(MAX(16,len));
            fread(CanonCameraInfo, len, 1, ifp);
            lenCanonCameraInfo = len;
          }

        else if (tag == 0x10)	// Canon ModelID
          {
            unique_id = get4();
            if (unique_id == 0x03740000) unique_id = 0x80000374;	// M3
            if (unique_id == 0x03840000) unique_id = 0x80000384;	// M10
            if (unique_id == 0x03940000) unique_id = 0x80000394;	// M5
            setCanonBodyFeatures(unique_id);
            if (lenCanonCameraInfo)
              {
                processCanonCameraInfo(unique_id, CanonCameraInfo,lenCanonCameraInfo);
                free(CanonCameraInfo);
                CanonCameraInfo = 0;
                lenCanonCameraInfo = 0;
              }
          }

        else parseCanonMakernotes (tag, type, len);
      }

    else if (!strncmp(make, "FUJI", 4)) {
      if (tag == 0x0010) {
         char FujiSerial[sizeof(imgdata.shootinginfo.InternalBodySerial)];
         char *words[4];
         char yy[2], mm[3], dd[3], ystr[16], ynum[16];
         int year, nwords, ynum_len;
         unsigned c;
         stmread(FujiSerial, len, ifp);
         nwords = getwords(FujiSerial, words, 4,sizeof(imgdata.shootinginfo.InternalBodySerial));
         for (int i = 0; i < nwords; i++) {
           mm[2] = dd[2] = 0;
           if (strnlen(words[i],sizeof(imgdata.shootinginfo.InternalBodySerial)-1) < 18)
              if (i == 0)
	         strncpy (imgdata.shootinginfo.InternalBodySerial,
		 	words[0],
			sizeof(imgdata.shootinginfo.InternalBodySerial)-1);
              else
	      {
	       char tbuf[sizeof(imgdata.shootinginfo.InternalBodySerial)];
	       snprintf (tbuf, sizeof(tbuf), "%s %s",
	            imgdata.shootinginfo.InternalBodySerial, words[i]);
	       strncpy(imgdata.shootinginfo.InternalBodySerial,tbuf,
	            sizeof(imgdata.shootinginfo.InternalBodySerial)-1);
	       }
           else
           {
             strncpy (dd, words[i]+strnlen(words[i],sizeof(imgdata.shootinginfo.InternalBodySerial)-1)-14, 2);
             strncpy (mm, words[i]+strnlen(words[i],sizeof(imgdata.shootinginfo.InternalBodySerial)-1)-16, 2);
             strncpy (yy, words[i]+strnlen(words[i],sizeof(imgdata.shootinginfo.InternalBodySerial)-1)-18, 2);
             year = (yy[0]-'0')*10 + (yy[1]-'0');
             if (year <70) year += 2000; else year += 1900;

             ynum_len = (int)strnlen(words[i],sizeof(imgdata.shootinginfo.InternalBodySerial)-1)-18;
             strncpy(ynum, words[i], ynum_len);
             ynum[ynum_len] = 0;
             for ( int j = 0; ynum[j] && ynum[j+1] && sscanf(ynum+j, "%2x", &c); j += 2) ystr[j/2] = c;
             ystr[ynum_len / 2 + 1] = 0;
             strcpy (model2, ystr);

             if (i == 0) {
	       char tbuf[sizeof(imgdata.shootinginfo.InternalBodySerial)];

               if (nwords == 1)
		   snprintf (tbuf,sizeof(tbuf),
			   "%s %s %d:%s:%s",
			   words[0]+strnlen(words[0],sizeof(imgdata.shootinginfo.InternalBodySerial)-1)-12,
				ystr, year, mm, dd);

               else
		 snprintf (tbuf,sizeof(tbuf),
			    "%s %d:%s:%s %s",
			    ystr, year, mm, dd,
			    words[0]+strnlen(words[0],sizeof(imgdata.shootinginfo.InternalBodySerial)-1)-12);

	       strncpy(imgdata.shootinginfo.InternalBodySerial,tbuf,
	            sizeof(imgdata.shootinginfo.InternalBodySerial)-1);
             } else {
		char tbuf[sizeof(imgdata.shootinginfo.InternalBodySerial)];
	        snprintf (tbuf, sizeof(tbuf),
		"%s %s %d:%s:%s %s",
		imgdata.shootinginfo.InternalBodySerial, ystr, year, mm, dd,
		 words[i]+strnlen(words[i],sizeof(imgdata.shootinginfo.InternalBodySerial)-1)-12);
		 strncpy(imgdata.shootinginfo.InternalBodySerial,tbuf,
		 	sizeof(imgdata.shootinginfo.InternalBodySerial)-1);
      	     }
           }
         }
      }
      else
	parseFujiMakernotes (tag, type);
    }

    else if (!strncasecmp(make, "LEICA", 5))
      {
        if (((tag == 0x035e) || (tag == 0x035f)) && (type == 10) && (len == 9))
        {
          int ind = tag == 0x035e?0:1;
	      for (int j=0; j < 3; j++)
	       FORCC imgdata.color.dng_color[ind].forwardmatrix[j][c]= getreal(type);
        }

        if ((tag == 0x0303) && (type != 4))
          {
            stmread(imgdata.lens.makernotes.Lens, len, ifp);
          }

        if ((tag == 0x3405) ||
            (tag == 0x0310) ||
            (tag == 0x34003405))
          {
            imgdata.lens.makernotes.LensID = get4();
            imgdata.lens.makernotes.LensID =
              ((imgdata.lens.makernotes.LensID>>2)<<8) |
              (imgdata.lens.makernotes.LensID & 0x3);
            if (imgdata.lens.makernotes.LensID != -1)
              {
                if ((model[0] == 'M') ||
                    !strncasecmp (model, "LEICA M", 7))
                  {
                    imgdata.lens.makernotes.CameraMount = LIBRAW_MOUNT_Leica_M;
                    if (imgdata.lens.makernotes.LensID)
                    imgdata.lens.makernotes.LensMount = LIBRAW_MOUNT_Leica_M;
                  }
                else if ((model[0] == 'S') ||
                         !strncasecmp (model, "LEICA S", 7))
                  {
                    imgdata.lens.makernotes.CameraMount = LIBRAW_MOUNT_Leica_S;
                    if (imgdata.lens.makernotes.Lens[0])
                    imgdata.lens.makernotes.LensMount = LIBRAW_MOUNT_Leica_S;
                  }
              }
          }

        else if (
                 ((tag == 0x0313) || (tag == 0x34003406)) &&
                 (fabs(imgdata.lens.makernotes.CurAp) < 0.17f) &&
                 ((type == 10) || (type == 5))
                 )
          {
            imgdata.lens.makernotes.CurAp = getreal(type);
            if (imgdata.lens.makernotes.CurAp > 126.3)
              imgdata.lens.makernotes.CurAp = 0.0f;
          }

        else if (tag == 0x3400)
          {
            parse_makernote (base, 0x3400);
          }
      }

    else if (!strncmp(make, "NIKON",5))
      {
        if (tag == 0x000a)
          {
            imgdata.lens.makernotes.LensMount = LIBRAW_MOUNT_FixedLens;
            imgdata.lens.makernotes.CameraMount = LIBRAW_MOUNT_FixedLens;
          }
        else if (tag == 0x0012)
          {
            char a, b, c;
            a = fgetc(ifp);
            b = fgetc(ifp);
            c = fgetc(ifp);
            if (c) imgdata.other.FlashEC = (float)(a*b)/(float)c;
          }
        else if (tag == 0x0082)				// lens attachment
          {
            stmread(imgdata.lens.makernotes.Attachment, len, ifp);
          }
        else if (tag == 0x0083)				// lens type
          {
            imgdata.lens.nikon.NikonLensType = fgetc(ifp);
          }
        else if (tag == 0x0084)				// lens
          {
            imgdata.lens.makernotes.MinFocal = getreal(type);
            imgdata.lens.makernotes.MaxFocal = getreal(type);
            imgdata.lens.makernotes.MaxAp4MinFocal = getreal(type);
            imgdata.lens.makernotes.MaxAp4MaxFocal = getreal(type);
          }
        else if (tag == 0x008b)				// lens f-stops
          {
            uchar a, b, c;
            a = fgetc(ifp);
            b = fgetc(ifp);
            c = fgetc(ifp);
            if (c)
              {
                imgdata.lens.nikon.NikonLensFStops = a*b*(12/c);
                imgdata.lens.makernotes.LensFStops =
                  (float)imgdata.lens.nikon.NikonLensFStops /12.0f;
              }
          }
        else if (tag == 0x0093)
          {
            i = get2();
            if ((i == 7) || (i == 9))
            {
              imgdata.lens.makernotes.LensMount = LIBRAW_MOUNT_FixedLens;
              imgdata.lens.makernotes.CameraMount = LIBRAW_MOUNT_FixedLens;
            }
          }
        else if (tag == 0x0098)				// contains lens data
          {
            for (i = 0; i < 4; i++)
              {
                NikonLensDataVersion = NikonLensDataVersion * 10 + fgetc(ifp) - '0';
              }
            switch (NikonLensDataVersion)
              {
              case 100: lenNikonLensData = 9; break;
              case 101:
              case 201:	// encrypted, starting from v.201
              case 202:
              case 203: lenNikonLensData = 15; break;
              case 204: lenNikonLensData = 16; break;
              case 400: lenNikonLensData = 459; break;
              case 401: lenNikonLensData = 590; break;
              case 402: lenNikonLensData = 509; break;
              case 403: lenNikonLensData = 879; break;
              }
            if(lenNikonLensData>0)
              {
                table_buf = (uchar*)malloc(lenNikonLensData);
                fread(table_buf, lenNikonLensData, 1, ifp);
                if ((NikonLensDataVersion < 201) && lenNikonLensData)
                  {
                    processNikonLensData(table_buf, lenNikonLensData);
                    free(table_buf);
                    lenNikonLensData = 0;
                  }
              }
          }
        else if (tag == 0x00a0)
          {
            stmread(imgdata.shootinginfo.BodySerial, len, ifp);
          }
        else if (tag == 0x00a8)		// contains flash data
          {
          	for (i = 0; i < 4; i++)
              {
                NikonFlashInfoVersion = NikonFlashInfoVersion * 10 + fgetc(ifp) - '0';
              }
          }
      }

    else if (!strncmp(make, "OLYMPUS", 7))
      {
        switch (tag) {
        case 0x0404:
        case 0x101a:
        case 0x20100101:
          if (!imgdata.shootinginfo.BodySerial[0])
            stmread(imgdata.shootinginfo.BodySerial, len, ifp);
        break;
        case 0x20100102:
          if (!imgdata.shootinginfo.InternalBodySerial[0])
            stmread(imgdata.shootinginfo.InternalBodySerial, len, ifp);
        break;
        case 0x0207:
        case 0x20100100:
          {
            uchar sOlyID[8];
            unsigned long long OlyID;
            fread (sOlyID, MIN(len,7), 1, ifp);
	    sOlyID[7] = 0;
            OlyID = sOlyID[0];
            i = 1;
            while (i < 7 && sOlyID[i])
              {
                OlyID = OlyID << 8 | sOlyID[i];
                i++;
              }
            setOlympusBodyFeatures(OlyID);
          }
          break;
        case 0x1002:
          imgdata.lens.makernotes.CurAp = powf64(2.0f, getreal(type)/2);
          break;
        case 0x20401112:
          imgdata.makernotes.olympus.OlympusCropID = get2();
          break;
        case 0x20401113:
          FORC4 imgdata.makernotes.olympus.OlympusFrame[c] = get2();
          break;
        case 0x20100201:
          {
            unsigned long long oly_lensid [3];
            oly_lensid[0] = fgetc(ifp);
            fgetc(ifp);
            oly_lensid[1] = fgetc(ifp);
            oly_lensid[2] = fgetc(ifp);
            imgdata.lens.makernotes.LensID =
              (oly_lensid[0] << 16) | (oly_lensid[1] << 8) | oly_lensid[2];
          }
          imgdata.lens.makernotes.LensMount = LIBRAW_MOUNT_FT;
          imgdata.lens.makernotes.LensFormat = LIBRAW_FORMAT_FT;
          if (((imgdata.lens.makernotes.LensID < 0x20000) ||
               (imgdata.lens.makernotes.LensID > 0x4ffff)) &&
              (imgdata.lens.makernotes.LensID & 0x10))
            {
              imgdata.lens.makernotes.LensMount = LIBRAW_MOUNT_mFT;
            }
          break;
        case 0x20100202:
          stmread(imgdata.lens.LensSerial, len, ifp);
          break;
        case 0x20100203:
          stmread(imgdata.lens.makernotes.Lens, len, ifp);
          break;
        case 0x20100205:
          imgdata.lens.makernotes.MaxAp4MinFocal = powf64(sqrt(2.0f), get2() / 256.0f);
          break;
        case 0x20100206:
          imgdata.lens.makernotes.MaxAp4MaxFocal = powf64(sqrt(2.0f), get2() / 256.0f);
          break;
        case 0x20100207:
          imgdata.lens.makernotes.MinFocal = (float)get2();
          break;
        case 0x20100208:
          imgdata.lens.makernotes.MaxFocal = (float)get2();
          if (imgdata.lens.makernotes.MaxFocal > 1000.0f)
            imgdata.lens.makernotes.MaxFocal = imgdata.lens.makernotes.MinFocal;
          break;
        case 0x2010020a:
          imgdata.lens.makernotes.MaxAp4CurFocal = powf64(sqrt(2.0f), get2() / 256.0f);
          break;
        case 0x20100301:
          imgdata.lens.makernotes.TeleconverterID = fgetc(ifp) << 8;
          fgetc(ifp);
          imgdata.lens.makernotes.TeleconverterID =
            imgdata.lens.makernotes.TeleconverterID | fgetc(ifp);
          break;
        case 0x20100303:
          stmread(imgdata.lens.makernotes.Teleconverter, len, ifp);
          break;
        case 0x20100403:
          stmread(imgdata.lens.makernotes.Attachment, len, ifp);
          break;
        }
      }

    else if ((!strncmp(make, "PENTAX", 6) || !strncmp(make, "RICOH", 5)) &&
             !strncmp(model, "GR", 2))
      {
        if (tag == 0x0005)
    	  {
    	     char buffer[17];
    	     int count=0;
    	     fread(buffer, 16, 1, ifp);
    	     buffer[16] = 0;
    	     for (int i=0; i<16; i++)
    	     {
//    	        sprintf(imgdata.shootinginfo.InternalBodySerial+2*i, "%02x", buffer[i]);
    	        if ((isspace(buffer[i])) ||
    	            (buffer[i] == 0x2D) ||
    	            (isalnum(buffer[i])))
    	        count++;
    	     }
    	     if (count == 16)
    	     {
    	        sprintf (imgdata.shootinginfo.BodySerial, "%8s", buffer+8);
    	        buffer[8] = 0;
    	        sprintf (imgdata.shootinginfo.InternalBodySerial, "%8s", buffer);
    	     }
    	     else
    	     {
    	        sprintf (imgdata.shootinginfo.BodySerial, "%02x%02x%02x%02x", buffer[4], buffer[5], buffer[6], buffer[7]);
    	        sprintf (imgdata.shootinginfo.InternalBodySerial, "%02x%02x%02x%02x", buffer[8], buffer[9], buffer[10], buffer[11]);
    	     }
    	  }
        else if ((tag == 0x1001) && (type == 3))
          {
            imgdata.lens.makernotes.CameraMount = LIBRAW_MOUNT_FixedLens;
            imgdata.lens.makernotes.LensMount = LIBRAW_MOUNT_FixedLens;
            imgdata.lens.makernotes.CameraFormat = LIBRAW_FORMAT_APSC;
            imgdata.lens.makernotes.LensID = -1;
            imgdata.lens.makernotes.FocalType = 1;
          }

        else if ((tag == 0x100b) && (type == 10))
          {
            imgdata.other.FlashEC = getreal(type);
          }

        else if ((tag == 0x1017) && (get2() == 2))
          {
            strcpy(imgdata.lens.makernotes.Attachment, "Wide-Angle Adapter");
          }
        else if (tag == 0x1500)
          {
            imgdata.lens.makernotes.CurFocal = getreal(type);
          }
      }

    else if (!strncmp(make, "RICOH", 5) &&
             strncmp(model, "PENTAX", 6))
      {
    	if ((tag == 0x0005) && !strncmp(model, "GXR", 3))
    	  {
    	     char buffer[9];
    	     buffer[8] = 0;
    	     fread(buffer, 8, 1, ifp);
    	     sprintf (imgdata.shootinginfo.InternalBodySerial, "%8s", buffer);
    	  }

    	else if ((tag == 0x100b) && (type == 10))
          {
            imgdata.other.FlashEC = getreal(type);
          }

          else if ((tag == 0x1017) && (get2() == 2))
          {
            strcpy(imgdata.lens.makernotes.Attachment, "Wide-Angle Adapter");
          }

        else if (tag == 0x1500)
          {
            imgdata.lens.makernotes.CurFocal = getreal(type);
          }

        else if ((tag == 0x2001) && !strncmp(model, "GXR", 3))
          {
            short ntags, cur_tag;
            fseek(ifp, 20, SEEK_CUR);
            ntags = get2();
            cur_tag = get2();
            while (cur_tag != 0x002c)
              {
                fseek(ifp, 10, SEEK_CUR);
                cur_tag = get2();
              }
            fseek(ifp, 6, SEEK_CUR);
            fseek(ifp, get4()+20, SEEK_SET);
            stread(imgdata.shootinginfo.BodySerial, 12, ifp);
            get2();
            imgdata.lens.makernotes.LensID = getc(ifp) - '0';
            switch(imgdata.lens.makernotes.LensID) {
              case 1:
              case 2:
              case 3:
              case 5:
              case 6:
            	imgdata.lens.makernotes.CameraMount = LIBRAW_MOUNT_FixedLens;
            	imgdata.lens.makernotes.LensMount = LIBRAW_MOUNT_RicohModule;
              break;
              case 8:
            	imgdata.lens.makernotes.CameraMount = LIBRAW_MOUNT_Leica_M;
            	imgdata.lens.makernotes.CameraFormat = LIBRAW_FORMAT_APSC;
            	imgdata.lens.makernotes.LensID = -1;
              break;
              default:
            	imgdata.lens.makernotes.LensID = -1;
            }
            fseek(ifp, 17, SEEK_CUR);
            stread(imgdata.lens.LensSerial, 12, ifp);
          }
      }

    else if ((!strncmp(make, "PENTAX", 6) ||
              !strncmp(model, "PENTAX", 6) ||
             (!strncmp(make, "SAMSUNG", 7) && dng_version)) &&
             strncmp(model, "GR", 2))
      {
        if (tag == 0x0005)
          {
            unique_id = get4();
            setPentaxBodyFeatures(unique_id);
          }
        else if (tag == 0x0013)
          {
            imgdata.lens.makernotes.CurAp = (float)get2()/10.0f;
          }
        else if (tag == 0x0014)
          {
            PentaxISO(get2());
          }
        else if (tag == 0x001d)
          {
            imgdata.lens.makernotes.CurFocal = (float)get4()/100.0f;
          }
        else if (tag == 0x003f)
          {
            imgdata.lens.makernotes.LensID = fgetc(ifp) << 8 | fgetc(ifp);
          }
        else if (tag == 0x004d)
          {
            if (type == 9) imgdata.other.FlashEC = getreal(type) / 256.0f;
            else imgdata.other.FlashEC = (float) ((signed short) fgetc(ifp)) / 6.0f;
          }
         else if (tag == 0x007e)
           {
             imgdata.color.linear_max[0] =
             imgdata.color.linear_max[1] =
             imgdata.color.linear_max[2] =
             imgdata.color.linear_max[3] = (long)(-1) * get4();
           }
        else if (tag == 0x0207)
          {
	    if(len < 65535) // Safety belt
            	PentaxLensInfo(imgdata.lens.makernotes.CamID, len);
          }
        else if (tag == 0x020d)
        {
          FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_Daylight][c ^ (c >> 1)] = get2();
        }
        else if (tag == 0x020e)
        {
          FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_Shade][c ^ (c >> 1)] = get2();
        }
        else if (tag == 0x020f)
        {
          FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_Cloudy][c ^ (c >> 1)] = get2();
        }
        else if (tag == 0x0210)
        {
          FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_Tungsten][c ^ (c >> 1)] = get2();
        }
        else if (tag == 0x0211)
        {
          FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_FL_D][c ^ (c >> 1)] = get2();
        }
        else if (tag == 0x0212)
        {
          FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_FL_N][c ^ (c >> 1)] = get2();
        }
        else if (tag == 0x0213)
        {
          FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_FL_W][c ^ (c >> 1)] = get2();
        }
        else if (tag == 0x0214)
        {
          FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_Flash][c ^ (c >> 1)] = get2();
        }
        else if (tag == 0x0221)
        {
	  int nWB = get2();
	  if(nWB<=sizeof(imgdata.color.WBCT_Coeffs)/sizeof(imgdata.color.WBCT_Coeffs[0]))
	    for (int i = 0; i < nWB; i++)
	      {
		imgdata.color.WBCT_Coeffs[i][0] = (unsigned)0xcfc6 - get2();
		fseek(ifp, 2, SEEK_CUR);
		imgdata.color.WBCT_Coeffs[i][1] = get2();
		imgdata.color.WBCT_Coeffs[i][2] = imgdata.color.WBCT_Coeffs[i][4] = 0x2000;
		imgdata.color.WBCT_Coeffs[i][3] = get2();
	      }
        }
        else if (tag == 0x0215)
        {
          fseek (ifp, 16, SEEK_CUR);
          sprintf(imgdata.shootinginfo.InternalBodySerial, "%d", get4());
        }
        else if (tag == 0x0229)
        {
          stmread(imgdata.shootinginfo.BodySerial, len, ifp);
        }
        else if (tag == 0x022d)
        {
	  fseek (ifp,2,SEEK_CUR);
          FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_Daylight][c ^ (c >> 1)] = get2();
	  getc(ifp);
          FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_Shade][c ^ (c >> 1)] = get2();
	  getc(ifp);
          FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_Cloudy][c ^ (c >> 1)] = get2();
	  getc(ifp);
          FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_Tungsten][c ^ (c >> 1)] = get2();
	  getc(ifp);
          FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_FL_D][c ^ (c >> 1)] = get2();
	  getc(ifp);
          FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_FL_N][c ^ (c >> 1)] = get2();
	  getc(ifp);
          FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_FL_W][c ^ (c >> 1)] = get2();
	  getc(ifp);
          FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_Flash][c ^ (c >> 1)] = get2();
	  getc(ifp);
          FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_FL_L][c ^ (c >> 1)] = get2();
        }
        else if (tag == 0x0239)		// Q-series lens info (LensInfoQ)
          {
            char LensInfo [20];
            fseek (ifp, 2, SEEK_CUR);
            stread(imgdata.lens.makernotes.Lens, 30, ifp);
            strcat(imgdata.lens.makernotes.Lens, " ");
            stread(LensInfo, 20, ifp);
            strcat(imgdata.lens.makernotes.Lens, LensInfo);
          }
      }

    else if (!strncmp(make, "SAMSUNG", 7))
      {
        if (tag == 0x0002)
          {
            if(get4() == 0x2000)
              {
                imgdata.lens.makernotes.CameraMount = LIBRAW_MOUNT_Samsung_NX;
              }
            else if (!strncmp(model, "NX mini", 7))
              {
                imgdata.lens.makernotes.CameraMount = LIBRAW_MOUNT_Samsung_NX_M;
              }
            else
              {
                imgdata.lens.makernotes.CameraMount = LIBRAW_MOUNT_FixedLens;
                imgdata.lens.makernotes.LensMount = LIBRAW_MOUNT_FixedLens;
              }
          }
        else if (tag == 0x0003)
          {
            unique_id = imgdata.lens.makernotes.CamID = get4();
          }
         else if (tag == 0xa002)
          {
             stmread(imgdata.shootinginfo.BodySerial, len, ifp);
          }
        else if (tag == 0xa003)
          {
            imgdata.lens.makernotes.LensID = get2();
            if (imgdata.lens.makernotes.LensID)
              imgdata.lens.makernotes.LensMount = LIBRAW_MOUNT_Samsung_NX;
          }
        else if (tag == 0xa005)
          {
            stmread(imgdata.lens.InternalLensSerial, len, ifp);
          }
        else if (tag == 0xa019)
          {
            imgdata.lens.makernotes.CurAp = getreal(type);
          }
        else if (tag == 0xa01a)
          {
            imgdata.lens.makernotes.FocalLengthIn35mmFormat = get4() / 10.0f;
            if (imgdata.lens.makernotes.FocalLengthIn35mmFormat < 10.0f)
              imgdata.lens.makernotes.FocalLengthIn35mmFormat *= 10.0f;
          }
      }

    else if (!strncasecmp(make, "SONY", 4) ||
             !strncasecmp(make, "Konica", 6) ||
             !strncasecmp(make, "Minolta", 7) ||
             (!strncasecmp(make, "Hasselblad", 10) &&
              (!strncasecmp(model, "Stellar", 7) ||
               !strncasecmp(model, "Lunar", 5) ||
               !strncasecmp(model, "Lusso", 5) ||
               !strncasecmp(model, "HV",2))))
      {
        ushort lid;
        if (tag == 0xb001)			// Sony ModelID
        {
          unique_id = get2();
          setSonyBodyFeatures(unique_id);
          if (table_buf_0x9050_present)
            {
              process_Sony_0x9050(table_buf_0x9050, unique_id);
              free (table_buf_0x9050);
              table_buf_0x9050_present = 0;
            }
          if (table_buf_0x940c_present)
            {
              if (imgdata.lens.makernotes.CameraMount == LIBRAW_MOUNT_Sony_E)
                {
                  process_Sony_0x940c(table_buf_0x940c);
                }
              free (table_buf_0x940c);
              table_buf_0x940c_present = 0;
            }
        }

        else if ((tag == 0x0010) &&					// CameraInfo
                 strncasecmp(model, "DSLR-A100", 9) &&
                 strncasecmp(model, "NEX-5C", 6) &&
                 !strncasecmp(make, "SONY", 4) &&
                 ((len == 368) ||		// a700
                  (len == 5478) ||		// a850, a900
                  (len == 5506) ||		// a200, a300, a350
                  (len == 6118) ||		// a230, a290, a330, a380, a390
                  				// a450, a500, a550, a560, a580
                  				// a33, a35, a55
                  				// NEX3, NEX5, NEX5C, NEXC3, VG10E
                  (len == 15360))
                 )
          {
            table_buf = (uchar*)malloc(len);
            fread(table_buf, len, 1, ifp);
            if (memcmp(table_buf, "\xff\xff\xff\xff\xff\xff\xff\xff", 8) &&
                memcmp(table_buf, "\x00\x00\x00\x00\x00\x00\x00\x00", 8))
              {
                switch (len)
                  {
                  case 368:
                  case 5478:
                    // a700, a850, a900: CameraInfo
                    if (table_buf[0] | table_buf[3])
                      imgdata.lens.makernotes.MinFocal =
                        bcd2dec(table_buf[0]) * 100 + bcd2dec(table_buf[3]);
                    if (table_buf[2] | table_buf[5])
                      imgdata.lens.makernotes.MaxFocal =
                        bcd2dec(table_buf[2]) * 100 + bcd2dec(table_buf[5]);
                    if (table_buf[4])
                      imgdata.lens.makernotes.MaxAp4MinFocal = bcd2dec(table_buf[4]) / 10.0f;
                    if (table_buf[4])
                      imgdata.lens.makernotes.MaxAp4MaxFocal = bcd2dec(table_buf[7]) / 10.0f;
                    parseSonyLensFeatures(table_buf[1], table_buf[6]);
                    break;
                  default:
                    // CameraInfo2 & 3
                    if (table_buf[1] | table_buf[2])
                      imgdata.lens.makernotes.MinFocal =
                        bcd2dec(table_buf[1]) * 100 + bcd2dec(table_buf[2]);
                    if (table_buf[3] | table_buf[4])
                      imgdata.lens.makernotes.MaxFocal =
                        bcd2dec(table_buf[3]) * 100 + bcd2dec(table_buf[4]);
                    if (table_buf[5])
                      imgdata.lens.makernotes.MaxAp4MinFocal = bcd2dec(table_buf[5]) / 10.0f;
                    if (table_buf[6])
                      imgdata.lens.makernotes.MaxAp4MaxFocal = bcd2dec(table_buf[6]) / 10.0f;
                    parseSonyLensFeatures(table_buf[0], table_buf[7]);
                }
              }
            free(table_buf);
          }

        else if ((tag == 0x0020) &&				// WBInfoA100, needs 0xb028 processing
                 !strncasecmp(model, "DSLR-A100", 9))
	  {
	    fseek(ifp,0x49dc,SEEK_CUR);
	    stmread(imgdata.shootinginfo.InternalBodySerial, 12, ifp);
	  }

	else if (tag == 0x0104)
	  {
	    imgdata.other.FlashEC = getreal(type);
	  }

        else if (tag == 0x0105)					// Teleconverter
          {
            imgdata.lens.makernotes.TeleconverterID = get2();
          }

        else if (tag == 0x0114 && len < 256000)		// CameraSettings
          {
            table_buf = (uchar*)malloc(len);
            fread(table_buf, len, 1, ifp);
            switch (len) {
            case 280:
            case 364:
            case 332:
              // CameraSettings and CameraSettings2 are big endian
              if (table_buf[2] | table_buf[3])
                {
                  lid = (((ushort)table_buf[2])<<8) |
                    ((ushort)table_buf[3]);
                  imgdata.lens.makernotes.CurAp =
                    powf64(2.0f, ((float)lid/8.0f-1.0f)/2.0f);
                }
              break;
            case 1536:
            case 2048:
              // CameraSettings3 are little endian
              parseSonyLensType2(table_buf[1016], table_buf[1015]);
              if (imgdata.lens.makernotes.LensMount != LIBRAW_MOUNT_Canon_EF)
                {
                  switch (table_buf[153]) {
                  case 16: imgdata.lens.makernotes.LensMount = LIBRAW_MOUNT_Minolta_A; break;
                  case 17: imgdata.lens.makernotes.LensMount = LIBRAW_MOUNT_Sony_E; break;
                  }
                }
              break;
            }
            free(table_buf);
          }

        else if (tag == 0x9050 && len < 256000)		// little endian
          {
            table_buf_0x9050 = (uchar*)malloc(len);
            table_buf_0x9050_present = 1;
            fread(table_buf_0x9050, len, 1, ifp);

            if (imgdata.lens.makernotes.CamID)
              {
                process_Sony_0x9050(table_buf_0x9050, imgdata.lens.makernotes.CamID);
                free (table_buf_0x9050);
                table_buf_0x9050_present = 0;
              }
          }

        else if (tag == 0x940c && len <256000)
          {
            table_buf_0x940c = (uchar*)malloc(len);
            table_buf_0x940c_present = 1;
            fread(table_buf_0x940c, len, 1, ifp);
            if ((imgdata.lens.makernotes.CamID) &&
                (imgdata.lens.makernotes.CameraMount == LIBRAW_MOUNT_Sony_E))
              {
                process_Sony_0x940c(table_buf_0x940c);
                free(table_buf_0x940c);
                table_buf_0x940c_present = 0;
              }
          }

        else if (((tag == 0xb027) || (tag == 0x010c)) && (imgdata.lens.makernotes.LensID == -1))
          {
            imgdata.lens.makernotes.LensID = get4();
            if ((imgdata.lens.makernotes.LensID > 0x4900) &&
                (imgdata.lens.makernotes.LensID <= 0x5900))
            {
              imgdata.lens.makernotes.AdapterID = 0x4900;
              imgdata.lens.makernotes.LensID -= imgdata.lens.makernotes.AdapterID;
              imgdata.lens.makernotes.LensMount = LIBRAW_MOUNT_Sigma_X3F;
              strcpy(imgdata.lens.makernotes.Adapter, "MC-11");
            }

            else if ((imgdata.lens.makernotes.LensID > 0xEF00) &&
                (imgdata.lens.makernotes.LensID < 0xFFFF)      &&
                (imgdata.lens.makernotes.LensID != 0xFF00))
            {
              imgdata.lens.makernotes.AdapterID = 0xEF00;
              imgdata.lens.makernotes.LensID -= imgdata.lens.makernotes.AdapterID;
              imgdata.lens.makernotes.LensMount = LIBRAW_MOUNT_Canon_EF;
            }
            if (tag == 0x010c) imgdata.lens.makernotes.CameraMount = LIBRAW_MOUNT_Minolta_A;
          }

        else if (tag == 0xb02a && len < 256000)	// Sony LensSpec
          {
            table_buf = (uchar*)malloc(len);
            fread(table_buf, len, 1, ifp);
            if (table_buf[1] | table_buf[2])
              imgdata.lens.makernotes.MinFocal =
                bcd2dec(table_buf[1]) * 100 + bcd2dec(table_buf[2]);
            if (table_buf[3] | table_buf[4])
              imgdata.lens.makernotes.MaxFocal =
                bcd2dec(table_buf[3]) * 100 + bcd2dec(table_buf[4]);
            if (table_buf[5])
              imgdata.lens.makernotes.MaxAp4MinFocal = bcd2dec(table_buf[5]) / 10.0f;
            if (table_buf[6])
              imgdata.lens.makernotes.MaxAp4MaxFocal = bcd2dec(table_buf[6]) / 10.0f;
            parseSonyLensFeatures(table_buf[0], table_buf[7]);
            free(table_buf);
          }
      }

    fseek(ifp,_pos,SEEK_SET);
#endif

    if (tag == 2 && strstr(make,"NIKON") && !iso_speed)
      iso_speed = (get2(),get2());
    if (tag == 37 && strstr(make,"NIKON") && (!iso_speed || iso_speed == 65535))
      {
        unsigned char cc;
        fread(&cc,1,1,ifp);
        iso_speed = int(100.0 * powf64(2.0f,float(cc)/12.0-5.0));
      }
    if (tag == 4 && len > 26 && len < 35) {
      if ((i=(get4(),get2())) != 0x7fff && (!iso_speed || iso_speed == 65535))
	iso_speed = 50 * powf64(2.0, i/32.0 - 4);
#ifdef LIBRAW_LIBRARY_BUILD
      get4();
#else
      if ((i=(get2(),get2())) != 0x7fff && !aperture)
	aperture = powf64(2.0, i/64.0);
#endif
      if ((i=get2()) != 0xffff && !shutter)
	shutter = powf64(2.0, (short) i/-32.0);
      wbi = (get2(),get2());
      shot_order = (get2(),get2());
    }
    if ((tag == 4 || tag == 0x114) && !strncmp(make,"KONICA",6)) {
      fseek (ifp, tag == 4 ? 140:160, SEEK_CUR);
      switch (get2()) {
	case 72:  flip = 0;  break;
	case 76:  flip = 6;  break;
	case 82:  flip = 5;  break;
      }
    }
    if (tag == 7 && type == 2 && len > 20)
      fgets (model2, 64, ifp);
    if (tag == 8 && type == 4)
      shot_order = get4();
    if (tag == 9 && !strncmp(make,"Canon",5))
      fread (artist, 64, 1, ifp);
    if (tag == 0xc && len == 4)
      FORC3 cam_mul[(c << 1 | c >> 1) & 3] = getreal(type);
    if (tag == 0xd && type == 7 && get2() == 0xaaaa) {
      for (c=i=2; (ushort) c != 0xbbbb && i < len; i++)
	c = c << 8 | fgetc(ifp);
      while ((i+=4) < len-5)
	if (get4() == 257 && (i=len) && (c = (get4(),fgetc(ifp))) < 3)
	  flip = "065"[c]-'0';
    }

#ifndef LIBRAW_LIBRARY_BUILD
    if (tag == 0x10 && type == 4) unique_id = get4();
#endif

#ifdef LIBRAW_LIBRARY_BUILD
    INT64 _pos2 = ftell(ifp);
	if (!strncasecmp(make,"Olympus",7))
	{
	  short nWB, tWB;
	  if ((tag == 0x20300108) || (tag == 0x20310109))
	      imgdata.makernotes.olympus.ColorSpace = get2();

	  if ((tag == 0x20400102) && (len == 2) &&
	      (!strncasecmp(model, "E-410", 5) || !strncasecmp(model, "E-510", 5)))
	    {
	      int i;
	      for (i=0; i<64; i++)
		imgdata.color.WBCT_Coeffs[i][2] = imgdata.color.WBCT_Coeffs[i][4] =
		  imgdata.color.WB_Coeffs[i][1] = imgdata.color.WB_Coeffs[i][3] = 0x100;
	      for (i=64; i<256; i++)
		imgdata.color.WB_Coeffs[i][1] = imgdata.color.WB_Coeffs[i][3] = 0x100;
	    }
	  if ((tag >= 0x20400102) && (tag <= 0x2040010d))
	    {
	      ushort CT;
	      nWB = tag-0x20400102;
	      switch (nWB)
		{
                case 0 : CT = 3000; tWB = LIBRAW_WBI_Tungsten; break;
		case 1 : CT = 3300; tWB = 0x100; break;
		case 2 : CT = 3600; tWB = 0x100; break;
		case 3 : CT = 3900; tWB = 0x100; break;
                case 4 : CT = 4000; tWB = LIBRAW_WBI_FL_W; break;
		case 5 : CT = 4300; tWB = 0x100; break;
                case 6 : CT = 4500; tWB = LIBRAW_WBI_FL_D; break;
		case 7 : CT = 4800; tWB = 0x100; break;
                case 8 : CT = 5300; tWB = LIBRAW_WBI_FineWeather; break;
                case 9 : CT = 6000; tWB = LIBRAW_WBI_Cloudy; break;
                case 10: CT = 6600; tWB = LIBRAW_WBI_FL_N; break;
                case 11: CT = 7500; tWB = LIBRAW_WBI_Shade; break;
		default: CT = 0; tWB = 0x100;
		}
	      if (CT)
		{
		  imgdata.color.WBCT_Coeffs[nWB][0] = CT;
		  imgdata.color.WBCT_Coeffs[nWB][1] = get2();
		  imgdata.color.WBCT_Coeffs[nWB][3] = get2();
		  if (len == 4)
		    {
		      imgdata.color.WBCT_Coeffs[nWB][2] = get2();
		      imgdata.color.WBCT_Coeffs[nWB][4] = get2();
		    }
		}
	      if (tWB != 0x100)
		FORC4 imgdata.color.WB_Coeffs[tWB][c] = imgdata.color.WBCT_Coeffs[nWB][c+1];
	    }
	  if ((tag >= 0x20400113) && (tag <= 0x2040011e))
	    {
	      nWB = tag-0x20400113;
	      imgdata.color.WBCT_Coeffs[nWB][2] = imgdata.color.WBCT_Coeffs[nWB][4] = get2();
	      switch (nWB)
		{
                case 0:  tWB = LIBRAW_WBI_Tungsten; break;
                case 4:  tWB = LIBRAW_WBI_FL_W; break;
                case 6:  tWB = LIBRAW_WBI_FL_D; break;
                case 8:  tWB = LIBRAW_WBI_FineWeather; break;
                case 9:  tWB = LIBRAW_WBI_Cloudy; break;
                case 10: tWB = LIBRAW_WBI_FL_N; break;
                case 11: tWB = LIBRAW_WBI_Shade; break;
		default: tWB = 0x100;
		}
	      if (tWB != 0x100)
		imgdata.color.WB_Coeffs[tWB][1] = imgdata.color.WB_Coeffs[tWB][3] =
		  imgdata.color.WBCT_Coeffs[nWB][2];
	    }

	  if (tag == 0x20400121)
	    {
              imgdata.color.WB_Coeffs[LIBRAW_WBI_Flash][0] = get2();
              imgdata.color.WB_Coeffs[LIBRAW_WBI_Flash][2] = get2();
	      if (len == 4)
		{
                  imgdata.color.WB_Coeffs[LIBRAW_WBI_Flash][1] = get2();
                  imgdata.color.WB_Coeffs[LIBRAW_WBI_Flash][3] = get2();
		}
	    }
	  if (tag == 0x2040011f)
	    {
              imgdata.color.WB_Coeffs[LIBRAW_WBI_Flash][1] = imgdata.color.WB_Coeffs[LIBRAW_WBI_Flash][3] = get2();
	    }
	  if (tag == 0x30000120)
	    {
              imgdata.color.WB_Coeffs[LIBRAW_WBI_Shade][0] = get2();
              imgdata.color.WB_Coeffs[LIBRAW_WBI_Shade][2] = get2();
	      if (len == 2)
		{
		  for (int i=0; i<256; i++)
		    imgdata.color.WB_Coeffs[i][1] = imgdata.color.WB_Coeffs[i][3] = 0x100;
		}
	    }
	  if (tag == 0x30000121)
	    {
              imgdata.color.WB_Coeffs[LIBRAW_WBI_Cloudy][0] = get2();
              imgdata.color.WB_Coeffs[LIBRAW_WBI_Cloudy][2] = get2();
	    }
	  if (tag == 0x30000122)
	    {
              imgdata.color.WB_Coeffs[LIBRAW_WBI_FineWeather][0] = get2();
              imgdata.color.WB_Coeffs[LIBRAW_WBI_FineWeather][2] = get2();
	    }
	  if (tag == 0x30000123)
	    {
              imgdata.color.WB_Coeffs[LIBRAW_WBI_Tungsten][0] = get2();
              imgdata.color.WB_Coeffs[LIBRAW_WBI_Tungsten][2] = get2();
	    }
	  if (tag == 0x30000124)
	    {
              imgdata.color.WB_Coeffs[LIBRAW_WBI_Sunset][0] = get2();
              imgdata.color.WB_Coeffs[LIBRAW_WBI_Sunset][2] = get2();
	    }
	  if (tag == 0x30000130)
	    {
              imgdata.color.WB_Coeffs[LIBRAW_WBI_FL_D][0] = get2();
              imgdata.color.WB_Coeffs[LIBRAW_WBI_FL_D][2] = get2();
	    }
	  if (tag == 0x30000131)
	    {
              imgdata.color.WB_Coeffs[LIBRAW_WBI_FL_N][0] = get2();
              imgdata.color.WB_Coeffs[LIBRAW_WBI_FL_N][2] = get2();
	    }
	  if (tag == 0x30000132)
	    {
              imgdata.color.WB_Coeffs[LIBRAW_WBI_FL_W][0] = get2();
              imgdata.color.WB_Coeffs[LIBRAW_WBI_FL_W][2] = get2();
	    }
	  if (tag == 0x30000133)
	    {
              imgdata.color.WB_Coeffs[LIBRAW_WBI_FL_WW][0] = get2();
              imgdata.color.WB_Coeffs[LIBRAW_WBI_FL_WW][2] = get2();
	    }

	  if((tag == 0x20400805) && (len == 2))
	    {
	      imgdata.makernotes.olympus.OlympusSensorCalibration[0]=getreal(type);
	      imgdata.makernotes.olympus.OlympusSensorCalibration[1]=getreal(type);
	      FORC4 imgdata.color.linear_max[c] = imgdata.makernotes.olympus.OlympusSensorCalibration[0];
	    }
	  if (tag == 0x20200401)
	    {
	      imgdata.other.FlashEC = getreal(type);
	    }
	}
    fseek(ifp,_pos2,SEEK_SET);

#endif
    if (tag == 0x11 && is_raw && !strncmp(make,"NIKON",5)) {
      fseek (ifp, get4()+base, SEEK_SET);
      parse_tiff_ifd (base);
    }
    if (tag == 0x14 && type == 7) {
      if (len == 2560) {
	fseek (ifp, 1248, SEEK_CUR);
	goto get2_256;
      }
      fread (buf, 1, 10, ifp);
      if (!strncmp(buf,"NRW ",4)) {
	fseek (ifp, strcmp(buf+4,"0100") ? 46:1546, SEEK_CUR);
	cam_mul[0] = get4() << 2;
	cam_mul[1] = get4() + get4();
	cam_mul[2] = get4() << 2;
      }
    }
    if (tag == 0x15 && type == 2 && is_raw)
      fread (model, 64, 1, ifp);
    if (strstr(make,"PENTAX")) {
      if (tag == 0x1b) tag = 0x1018;
      if (tag == 0x1c) tag = 0x1017;
    }
    if (tag == 0x1d) {
      while ((c = fgetc(ifp)) && c != EOF)
#ifdef LIBRAW_LIBRARY_BUILD
      {
        if ((!custom_serial) && (!isdigit(c)))
        {
          if ((strbuflen(model) == 3) && (!strcmp(model,"D50")))
          {
            custom_serial = 34;
          }
          else
          {
            custom_serial = 96;
          }
        }
#endif
	serial = serial*10 + (isdigit(c) ? c - '0' : c % 10);
#ifdef LIBRAW_LIBRARY_BUILD
      }
      if (!imgdata.shootinginfo.BodySerial[0])
        sprintf(imgdata.shootinginfo.BodySerial, "%d", serial);
#endif
    }
    if (tag == 0x29 && type == 1) {  // Canon PowerShot G9
      c = wbi < 18 ? "012347800000005896"[wbi]-'0' : 0;
      fseek (ifp, 8 + c*32, SEEK_CUR);
      FORC4 cam_mul[c ^ (c >> 1) ^ 1] = get4();
    }
#ifndef LIBRAW_LIBRARY_BUILD
    if (tag == 0x3d && type == 3 && len == 4)
      FORC4 cblack[c ^ c >> 1] = get2() >> (14-tiff_bps);
#endif
    if (tag == 0x81 && type == 4) {
      data_offset = get4();
      fseek (ifp, data_offset + 41, SEEK_SET);
      raw_height = get2() * 2;
      raw_width  = get2();
      filters = 0x61616161;
    }
    if ((tag == 0x81  && type == 7) ||
	(tag == 0x100 && type == 7) ||
	(tag == 0x280 && type == 1)) {
      thumb_offset = ftell(ifp);
      thumb_length = len;
    }
    if (tag == 0x88 && type == 4 && (thumb_offset = get4()))
      thumb_offset += base;
    if (tag == 0x89 && type == 4)
      thumb_length = get4();
    if (tag == 0x8c || tag == 0x96)
      meta_offset = ftell(ifp);
    if (tag == 0x97) {
      for (i=0; i < 4; i++)
	ver97 = ver97 * 10 + fgetc(ifp)-'0';
      switch (ver97) {
	case 100:
	  fseek (ifp, 68, SEEK_CUR);
	  FORC4 cam_mul[(c >> 1) | ((c & 1) << 1)] = get2();
	  break;
	case 102:
	  fseek (ifp, 6, SEEK_CUR);
	  FORC4 cam_mul[c ^ (c >> 1)] = get2();
	  break;
	case 103:
	  fseek (ifp, 16, SEEK_CUR);
	  FORC4 cam_mul[c] = get2();
      }
      if (ver97 >= 200) {
	if (ver97 != 205) fseek (ifp, 280, SEEK_CUR);
	fread (buf97, 324, 1, ifp);
      }
    }
    if (tag == 0xa1 && type == 7) {
      order = 0x4949;
      fseek (ifp, 140, SEEK_CUR);
      FORC3 cam_mul[c] = get4();
    }
    if (tag == 0xa4 && type == 3) {
      fseek (ifp, wbi*48, SEEK_CUR);
      FORC3 cam_mul[c] = get2();
    }

    if (tag == 0xa7) {	// shutter count
      NikonKey = fgetc(ifp)^fgetc(ifp)^fgetc(ifp)^fgetc(ifp);
        if ( (unsigned) (ver97-200) < 17) {
        ci = xlat[0][serial & 0xff];
        cj = xlat[1][NikonKey];
        ck = 0x60;
        for (i=0; i < 324; i++)
          buf97[i] ^= (cj += ci * ck++);
        i = "66666>666;6A;:;55"[ver97-200] - '0';
        FORC4 cam_mul[c ^ (c >> 1) ^ (i & 1)] =
          sget2 (buf97 + (i & -2) + c*2);
      }
#ifdef LIBRAW_LIBRARY_BUILD
      if ((NikonLensDataVersion > 200) && lenNikonLensData)
      {
        if (custom_serial)
        {
          ci = xlat[0][custom_serial];
        }
        else
        {
          ci = xlat[0][serial & 0xff];
        }
        cj = xlat[1][NikonKey];
        ck = 0x60;
        for (i = 0; i < lenNikonLensData; i++)
          table_buf[i] ^= (cj += ci * ck++);
        processNikonLensData(table_buf, lenNikonLensData);
        lenNikonLensData = 0;
        free(table_buf);
      }
      if (ver97 == 601)  // Coolpix A
    	{
          imgdata.lens.makernotes.LensMount = LIBRAW_MOUNT_FixedLens;
          imgdata.lens.makernotes.CameraMount = LIBRAW_MOUNT_FixedLens;
    	}
#endif
    }

    if(tag == 0xb001 && type == 3)	// Sony ModelID
      {
        unique_id = get2();
      }
    if (tag == 0x200 && len == 3)
      shot_order = (get4(),get4());
    if (tag == 0x200 && len == 4)
      FORC4 cblack[c ^ c >> 1] = get2();
    if (tag == 0x201 && len == 4)
         FORC4 cam_mul[c ^ (c >> 1)] = get2();
    if (tag == 0x220 && type == 7)
      meta_offset = ftell(ifp);
    if (tag == 0x401 && type == 4 && len == 4)
      FORC4 cblack[c ^ c >> 1] = get4();
#ifdef LIBRAW_LIBRARY_BUILD
    // not corrected for file bitcount, to be patched in open_datastream
    if (tag == 0x03d && strstr(make,"NIKON") && len == 4)
      {
        FORC4 cblack[c ^ c >> 1] = get2();
        i = cblack[3];
        FORC3 if(i>cblack[c]) i = cblack[c];
        FORC4 cblack[c]-=i;
        black += i;
      }
#endif
    if (tag == 0xe01) {		/* Nikon Capture Note */
#ifdef LIBRAW_LIBRARY_BUILD
	int loopc = 0;
#endif
      order = 0x4949;
      fseek (ifp, 22, SEEK_CUR);
      for (offset=22; offset+22 < len; offset += 22+i) {
#ifdef LIBRAW_LIBRARY_BUILD
	if(loopc++>1024)
		throw LIBRAW_EXCEPTION_IO_CORRUPT;
#endif
	tag = get4();
	fseek (ifp, 14, SEEK_CUR);
	i = get4()-4;
	if (tag == 0x76a43207) flip = get2();
	else fseek (ifp, i, SEEK_CUR);
      }
    }
    if (tag == 0xe80 && len == 256 && type == 7) {
      fseek (ifp, 48, SEEK_CUR);
      cam_mul[0] = get2() * 508 * 1.078 / 0x10000;
      cam_mul[2] = get2() * 382 * 1.173 / 0x10000;
    }
    if (tag == 0xf00 && type == 7) {
      if (len == 614)
	fseek (ifp, 176, SEEK_CUR);
      else if (len == 734 || len == 1502)
	fseek (ifp, 148, SEEK_CUR);
      else goto next;
      goto get2_256;
    }
    if ((tag == 0x1011 && len == 9) || tag == 0x20400200)
          for (i=0; i < 3; i++)
	  {
#ifdef LIBRAW_LIBRARY_BUILD
           if (!imgdata.makernotes.olympus.ColorSpace)
	   {
            FORC3 cmatrix[i][c] = ((short) get2()) / 256.0;
	   }
           else
	   {
            FORC3 imgdata.color.ccm[i][c] = ((short) get2()) / 256.0;
	   }
#else
            FORC3 cmatrix[i][c] = ((short) get2()) / 256.0;
#endif
          }
    if ((tag == 0x1012 || tag == 0x20400600) && len == 4)
      FORC4 cblack[c ^ c >> 1] = get2();
    if (tag == 0x1017 || tag == 0x20400100)
      cam_mul[0] = get2() / 256.0;
    if (tag == 0x1018 || tag == 0x20400100)
      cam_mul[2] = get2() / 256.0;
    if (tag == 0x2011 && len == 2) {
get2_256:
      order = 0x4d4d;
      cam_mul[0] = get2() / 256.0;
      cam_mul[2] = get2() / 256.0;
    }
    if ((tag | 0x70) == 0x2070 && (type == 4 || type == 13))
      fseek (ifp, get4()+base, SEEK_SET);
#ifdef LIBRAW_LIBRARY_BUILD
// IB start
    if (tag == 0x2010)
      {
        INT64 _pos3 = ftell(ifp);
        parse_makernote(base, 0x2010);
        fseek(ifp,_pos3,SEEK_SET);
      }

    if (
         ((tag == 0x2020) || (tag == 0x3000) || (tag == 0x2030) || (tag == 0x2031)) &&
         ((type == 7) || (type == 13)) &&
         !strncasecmp(make,"Olympus",7)
       )
      {
        INT64 _pos3 = ftell(ifp);
        parse_makernote(base, tag);
        fseek(ifp,_pos3,SEEK_SET);
      }
// IB end
#endif
    if ((tag == 0x2020) && ((type == 7) || (type == 13)) && !strncmp(buf,"OLYMP",5))
      parse_thumb_note (base, 257, 258);
    if (tag == 0x2040)
      parse_makernote (base, 0x2040);
    if (tag == 0xb028) {
      fseek (ifp, get4()+base, SEEK_SET);
      parse_thumb_note (base, 136, 137);
    }
    if (tag == 0x4001 && len > 500 && len < 100000) {
      i = len == 582 ? 50 : len == 653 ? 68 : len == 5120 ? 142 : 126;
      fseek (ifp, i, SEEK_CUR);
      FORC4 cam_mul[c ^ (c >> 1)] = get2();
      for (i+=18; i <= len; i+=10) {
      	get2();
      	FORC4 sraw_mul[c ^ (c >> 1)] = get2();
      	if (sraw_mul[1] == 1170) break;
      }
    }
    if(!strncasecmp(make,"Samsung",7))
      {
        if (tag == 0xa020) // get the full Samsung encryption key
            for (i=0; i<11; i++) SamsungKey[i] = get4();
        if (tag == 0xa021) // get and decode Samsung cam_mul array
            FORC4 cam_mul[c ^ (c >> 1)] = get4() - SamsungKey[c];
#ifdef LIBRAW_LIBRARY_BUILD
        if (tag == 0xa023)
          {
            imgdata.color.WB_Coeffs[LIBRAW_WBI_Ill_A][0] = get4() - SamsungKey[8];
            imgdata.color.WB_Coeffs[LIBRAW_WBI_Ill_A][1] = get4() - SamsungKey[9];
            imgdata.color.WB_Coeffs[LIBRAW_WBI_Ill_A][3] = get4() - SamsungKey[10];
            imgdata.color.WB_Coeffs[LIBRAW_WBI_Ill_A][2] = get4() - SamsungKey[0];
            if (imgdata.color.WB_Coeffs[LIBRAW_WBI_Ill_A][0] < (imgdata.color.WB_Coeffs[LIBRAW_WBI_Ill_A][1]>>1))
              {
                imgdata.color.WB_Coeffs[LIBRAW_WBI_Ill_A][1] = imgdata.color.WB_Coeffs[LIBRAW_WBI_Ill_A][1] >> 4;
                imgdata.color.WB_Coeffs[LIBRAW_WBI_Ill_A][3] = imgdata.color.WB_Coeffs[LIBRAW_WBI_Ill_A][3] >> 4;
              }
          }
        if (tag == 0xa024)
          {
            FORC4 imgdata.color.WB_Coeffs[LIBRAW_WBI_D65][c ^ (c >> 1)] = get4() - SamsungKey[c+1];
            if (imgdata.color.WB_Coeffs[LIBRAW_WBI_D65][0] < (imgdata.color.WB_Coeffs[LIBRAW_WBI_D65][1]>>1))
              {
                imgdata.color.WB_Coeffs[LIBRAW_WBI_D65][1] = imgdata.color.WB_Coeffs[LIBRAW_WBI_D65][1] >> 4;
                imgdata.color.WB_Coeffs[LIBRAW_WBI_D65][3] = imgdata.color.WB_Coeffs[LIBRAW_WBI_D65][3] >> 4;
              }
          }
        if (tag == 0xa025)
           imgdata.color.linear_max[0]=
             imgdata.color.linear_max[1]=
             imgdata.color.linear_max[2]=
             imgdata.color.linear_max[3]= get4() - SamsungKey[0];
        if (tag == 0xa030 && len == 9)
            for (i=0; i < 3; i++)
              FORC3 imgdata.color.ccm[i][c] = (float)((short)((get4() + SamsungKey[i*3+c])))/256.0;
#endif
        if (tag == 0xa031 && len == 9)	// get and decode Samsung color matrix
            for (i=0; i < 3; i++)
              FORC3 cmatrix[i][c] = (float)((short)((get4() + SamsungKey[i*3+c])))/256.0;

        if (tag == 0xa028)
          FORC4 cblack[c ^ (c >> 1)] = get4() - SamsungKey[c];
      }
    else
      {
        // Somebody else use 0xa021 and 0xa028?
        if (tag == 0xa021)
          FORC4 cam_mul[c ^ (c >> 1)] = get4();
        if (tag == 0xa028)
          FORC4 cam_mul[c ^ (c >> 1)] -= get4();
      }
    if (tag == 0x4021 && get4() && get4())
      FORC4 cam_mul[c] = 1024;
next:
    fseek (ifp, save, SEEK_SET);
  }
quit:
  order = sorder;
}