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/* Copyright (c) 1991 Regents of the University of California */ |
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/* Copyright (c) 1992 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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#include "resolu.h" |
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#include "pic.h" |
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#include "targa.h" |
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#ifndef BSD |
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#define bcopy(s,d,n) (void)memcpy(d,s,n) |
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#ifdef MSDOS |
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#include <fcntl.h> |
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#endif |
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#include <math.h> |
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#ifndef BSD |
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#define bcopy(s,d,n) (void)memcpy(d,s,n) |
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extern char *memcpy(); |
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#endif |
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/* descriptor for a picture file or frame buffer */ |
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} pos; /* position(s) */ |
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} pic; |
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#define goodpic(h) (my_imType(h) && my_mapType(h)) |
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#define my_imType(h) (((h)->dataType==IM_CMAP || (h)->dataType==IM_CCMAP) \ |
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#define goodpic(h) (my_imType(h) && my_mapType(h)) |
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#define my_imType(h) (((h)->dataType==IM_CMAP || (h)->dataType==IM_CCMAP) \ |
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&& (h)->dataBits==8 && (h)->imType==0) |
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#define my_mapType(h) ((h)->mapType==CM_HASMAP && \ |
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#define my_mapType(h) ((h)->mapType==CM_HASMAP && \ |
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((h)->CMapBits==24 || (h)->CMapBits==32)) |
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#define taralloc(h) (pixel *)emalloc((h)->x*(h)->y*sizeof(pixel)) |
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#define taralloc(h) (pixel *)emalloc((h)->x*(h)->y*sizeof(pixel)) |
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extern pic *openinput(); |
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extern long ftell(); |
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extern double atof(), pow(); |
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double gamma = 2.2; /* gamma correction */ |
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double gamma = 2.0; /* gamma correction */ |
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int bradj = 0; /* brightness adjustment */ |
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pic *inpic; |
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char *argv[]; |
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{ |
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colormap rasmap; |
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struct hdStruct head; |
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struct hdStruct head; |
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int dither = 1; |
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int reverse = 0; |
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int ncolors = 256; |
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int greyscale = 0; |
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int i; |
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#ifdef MSDOS |
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extern int _fmode; |
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_fmode = O_BINARY; |
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setmode(fileno(stdin), O_BINARY); |
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setmode(fileno(stdout), O_BINARY); |
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#endif |
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progname = argv[0]; |
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for (i = 1; i < argc; i++) |
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printargs(i, argv, stdout); |
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fputformat(COLRFMT, stdout); |
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putchar('\n'); |
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fputresolu(YMAJOR|YDECR, xmax, ymax, stdout); |
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fprtresolu(xmax, ymax, stdout); |
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/* convert file */ |
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tg2ra(&head); |
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} else { |
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getthead(hp, ip, fp) /* read header from input */ |
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struct hdStruct *hp; |
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struct hdStruct *hp; |
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char *ip; |
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register FILE *fp; |
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{ |
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putthead(hp, ip, fp) /* write header to output */ |
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struct hdStruct *hp; |
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struct hdStruct *hp; |
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char *ip; |
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register FILE *fp; |
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{ |
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return(NULL); |
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/* get header info. */ |
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if (checkheader(p->fp, COLRFMT, NULL) < 0 || |
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fgetresolu(&xmax, &ymax, p->fp) != (YMAJOR|YDECR)) |
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fgetresolu(&xmax, &ymax, p->fp) < 0) |
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quiterr("bad picture format"); |
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p->nexty = 0; |
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p->bytes_line = 0; /* variable length lines */ |
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tg2ra(hp) /* targa file to RADIANCE file */ |
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struct hdStruct *hp; |
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struct hdStruct *hp; |
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{ |
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union { |
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BYTE c3[256][3]; |
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register int i, j; |
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/* get color table */ |
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if ((hp->CMapBits==24 ? fread((char *)map.c3,sizeof(map.c3),1,stdin) : |
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fread((char *)map.c4,sizeof(map.c4),1,stdin)) != 1) |
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if ((hp->CMapBits==24 ? fread((char *)(map.c3+hp->mapOrig), |
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3*hp->mapLength,1,stdin) : |
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fread((char *)(map.c4+hp->mapOrig), |
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4*hp->mapLength,1,stdin)) != 1) |
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quiterr("error reading color table"); |
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/* convert table */ |
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for (i = hp->mapOrig; i < hp->mapOrig+hp->mapLength; i++) |
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writetarga(h, d, fp) /* write out targa data */ |
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struct hdStruct *h; |
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struct hdStruct *h; |
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pixel *d; |
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FILE *fp; |
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{ |
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readtarga(h, data, fp) /* read in targa data */ |
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struct hdStruct *h; |
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struct hdStruct *h; |
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pixel *data; |
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FILE *fp; |
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{ |