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/* Copyright (c) 1986 Regents of the University of California */ |
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/* Copyright (c) 1991 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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#include "color.h" |
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extern double atof(), pow(); |
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#include "resolu.h" |
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extern double pow(); |
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double gamma = 2.0; /* gamma correction */ |
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int bradj = 0; /* brightness adjustment */ |
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|
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char *progname; |
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char errmsg[128]; |
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case 'r': |
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reverse = !reverse; |
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break; |
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case 'e': |
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if (argv[i+1][0] != '+' && argv[i+1][0] != '-') |
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goto userr; |
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bradj = atoi(argv[++i]); |
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break; |
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default: |
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goto userr; |
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} |
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printargs(i, argv, rafp); |
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fputformat(COLRFMT, rafp); |
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putc('\n', rafp); |
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fputresolu(YMAJOR|YDECR, xmax, ymax, rafp); |
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fprtresolu(xmax, ymax, rafp); |
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/* convert file */ |
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bn2ra(); |
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} else { |
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} |
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/* get header */ |
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if (checkheader(rafp, COLRFMT, NULL) < 0 || |
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fgetresolu(&xmax, &ymax, rafp) != (YMAJOR|YDECR)) |
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fgetresolu(&xmax, &ymax, rafp) < 0) |
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quiterr("bad RADIANCE format"); |
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if (openbarney(argv[i+1], "w") < 0) { |
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sprintf(errmsg, "cannot open output \"%s\"", argv[i+1]); |
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} |
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quiterr(NULL); |
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userr: |
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fprintf(stderr, "Usage: %s [-g gamma] {input|-} output\n", progname); |
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fprintf(stderr, " or: %s -r [-g gamma] input [output|-]\n", |
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fprintf(stderr, "Usage: %s [-g gamma][-e +/-stops] {input|-} output\n", |
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progname); |
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fprintf(stderr, " or: %s -r [-g gamma][-e +/-stops] input [output|-]\n", |
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progname); |
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exit(1); |
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} |
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for (j = 0; j < ymax; j++) { |
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if (freadcolrs(inl, xmax, rafp) < 0) |
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quiterr("error reading RADIANCE file"); |
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if (bradj) |
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shiftcolrs(inl, xmax, bradj); |
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colrs_gambs(inl, xmax); |
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for (i = 0; i < xmax; i++) { |
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putc(inl[i][RED], bnfp[0]); |
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if (feof(bnfp[0]) || feof(bnfp[1]) || feof(bnfp[2])) |
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quiterr("error reading barney file"); |
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gambs_colrs(outline, xmax); |
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if (bradj) |
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shiftcolrs(outline, xmax, bradj); |
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if (fwritecolrs(outline, xmax, rafp) < 0) |
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quiterr("error writing RADIANCE file"); |
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} |