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* Copyright 2008-2009 Alex Tutubalin <lexa@lexa.ru>
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* Created: Sat Mar 8 , 2008
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* LibRaw C++ demo (emulates dcraw -i [-v])
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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#include "libraw/libraw.h"
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#define snprintf _snprintf
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int main(int ac, char *av[])
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int verbose = 0, ret,print_unpack=0,print_frame=0;
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LibRaw MyCoolRawProcessor;
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for (int i=1;i<ac;i++) {
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if(av[i][1]=='v' && av[i][2]==0) verbose++;
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if(av[i][1]=='u' && av[i][2]==0) print_unpack++;
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if(av[i][1]=='f' && av[i][2]==0) print_frame++;
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if( (ret = MyCoolRawProcessor.open_file(av[i])) != LIBRAW_SUCCESS)
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printf("Cannot decode %s: %s\n",av[i],libraw_strerror(ret));
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continue; // no recycle, open_file will recycle
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#define P1 MyCoolRawProcessor.imgdata.idata
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#define P2 MyCoolRawProcessor.imgdata.other
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#define S MyCoolRawProcessor.imgdata.sizes
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#define O MyCoolRawProcessor.imgdata.params
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#define C MyCoolRawProcessor.imgdata.color
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#define T MyCoolRawProcessor.imgdata.thumbnail
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if( (ret = MyCoolRawProcessor.adjust_sizes_info_only()))
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printf("Cannot decode %s: %s\n",av[i],libraw_strerror(ret));
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continue; // no recycle, open_file will recycle
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printf ("\nFilename: %s\n", av[i]);
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printf ("Timestamp: %s", ctime(&(P2.timestamp)));
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printf ("Camera: %s %s\n", P1.make, P1.model);
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printf ("Owner: %s\n", P2.artist);
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printf ("DNG Version: ");
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for (int i=24; i >= 0; i -= 8)
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printf ("%d%c", P1.dng_version >> i & 255, i ? '.':'\n');
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printf ("ISO speed: %d\n", (int) P2.iso_speed);
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if (P2.shutter > 0 && P2.shutter < 1)
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P2.shutter = (printf ("1/"), 1 / P2.shutter);
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printf ("%0.1f sec\n", P2.shutter);
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printf ("Aperture: f/%0.1f\n", P2.aperture);
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printf ("Focal length: %0.1f mm\n", P2.focal_len);
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printf ("Embedded ICC profile: yes, %d bytes\n", C.profile_length);
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printf ("Embedded ICC profile: no\n", C.profile_length);
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printf ("Number of raw images: %d\n", P1.raw_count);
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if (S.pixel_aspect != 1)
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printf ("Pixel Aspect Ratio: %0.6f\n", S.pixel_aspect);
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printf ("Thumb size: %4d x %d\n", T.twidth, T.theight);
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printf ("Full size: %4d x %d\n", S.raw_width, S.raw_height);
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printf ("Image size: %4d x %d\n", S.width, S.height);
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printf ("Output size: %4d x %d\n", S.iwidth, S.iheight);
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printf ("Raw colors: %d", P1.colors);
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printf ("\nFilter pattern: ");
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if (!P1.cdesc[3]) P1.cdesc[3] = 'G';
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for (int i=0; i < 16; i++)
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putchar (P1.cdesc[MyCoolRawProcessor.fc(i >> 1,i & 1)]);
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printf ("\nDaylight multipliers:");
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for(int c=0;c<P1.colors;c++) printf (" %f", C.pre_mul[c]);
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if (C.cam_mul[0] > 0)
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printf ("\nCamera multipliers:");
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for(int c=0;c<4;c++) printf (" %f", C.cam_mul[c]);
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char *csl[] = {"U","I","CO","L","CA"};
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printf("\nColor sources /Legend: (U)nknown, (I)nit, (CO)nstant, (L)oaded, (CA)lculated/:\n");
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printf("\tcurve=%s; rgb_cam=%s; cmatrix=%s, pre_mul=%s, cam_mul=%s",
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csl[C.color_flags.curve_state],csl[C.color_flags.rgb_cam_state],
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csl[C.color_flags.cmatrix_state],csl[C.color_flags.pre_mul_state],
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csl[C.color_flags.cam_mul_state]);
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printf("Cam->XYZ matrix:\n");
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for(int i=0; i< 4; i++)
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printf("%6.4f\t%6.4f\t%6.4f\n",C.cam_xyz[i][0],C.cam_xyz[i][1],C.cam_xyz[i][2]);
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snprintf(frame,32,"%dx%dx%dx%d",S.left_margin,S.top_margin,S.right_margin,S.bottom_margin);
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printf ("%s\t%s\t%s\t%s/%s\n",
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MyCoolRawProcessor.unpack_function_name(),
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printf ("%s is a %s %s image.\n", av[i],P1.make, P1.model);
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MyCoolRawProcessor.recycle();