| 1 |
#ifndef lint
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| 2 |
static const char RCSid[] = "$Id: pvalue.c,v 2.27 2004/10/01 07:45:30 greg Exp $";
|
| 3 |
#endif
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| 4 |
/*
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| 5 |
* pvalue.c - program to print pixel values.
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| 6 |
*
|
| 7 |
* 4/23/86
|
| 8 |
*/
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| 9 |
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| 10 |
#include "platform.h"
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| 11 |
#include "standard.h"
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| 12 |
#include "color.h"
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| 13 |
#include "resolu.h"
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| 14 |
#include "view.h"
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| 15 |
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| 16 |
#define min(a,b) ((a)<(b)?(a):(b))
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| 17 |
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| 18 |
/* what to put out (also RED, GRN, BLU) */
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| 19 |
#define ALL 3
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| 20 |
#define BRIGHT 4
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| 21 |
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| 22 |
RESOLU picres; /* resolution of picture */
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| 23 |
int uniq = 0; /* print only unique values? */
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| 24 |
int doexposure = 0; /* exposure change? (>100 to print) */
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| 25 |
int dataonly = 0; /* data only format? */
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| 26 |
int putprim = ALL; /* what to put out */
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| 27 |
int reverse = 0; /* reverse conversion? */
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| 28 |
int format = 'a'; /* input/output format */
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| 29 |
char *fmtid = "ascii"; /* format identifier for header */
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| 30 |
int header = 1; /* do header? */
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| 31 |
long skipbytes = 0; /* skip bytes in input? */
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| 32 |
int swapbytes = 0; /* swap bytes? */
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| 33 |
int interleave = 1; /* file is interleaved? */
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| 34 |
int resolution = 1; /* put/get resolution string? */
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| 35 |
int original = 0; /* convert to original values? */
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| 36 |
int wrongformat = 0; /* wrong input format? */
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| 37 |
double gamcor = 1.0; /* gamma correction */
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| 38 |
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| 39 |
int ord[3] = {RED, GRN, BLU}; /* RGB ordering */
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| 40 |
int rord[4]; /* reverse ordering */
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| 41 |
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| 42 |
COLOR exposure = WHTCOLOR;
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| 43 |
|
| 44 |
char *progname;
|
| 45 |
|
| 46 |
FILE *fin;
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| 47 |
FILE *fin2 = NULL, *fin3 = NULL; /* for other color channels */
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| 48 |
|
| 49 |
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| 50 |
typedef int getfunc_t(COLOR col);
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| 51 |
typedef int putfunc_t(COLOR col);
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| 52 |
typedef double brightfunc_t(COLOR col);
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| 53 |
|
| 54 |
getfunc_t *getval;
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| 55 |
putfunc_t *putval;
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| 56 |
brightfunc_t *mybright;
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| 57 |
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| 58 |
static gethfunc checkhead;
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| 59 |
static brightfunc_t rgb_bright, xyz_bright;
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| 60 |
static getfunc_t getbascii, getbint, getbdouble, getbfloat, getbbyte, getbword;
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| 61 |
static getfunc_t getcascii, getcint, getcdouble, getcfloat, getcbyte, getcword;
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| 62 |
static putfunc_t putbascii, putbint, putbdouble, putbfloat, putbbyte, putbword;
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| 63 |
static putfunc_t putcascii, putcint, putcdouble, putcfloat, putcbyte, putcword;
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| 64 |
static putfunc_t putpascii, putpint, putpdouble, putpfloat, putpbyte, putpword;
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| 65 |
|
| 66 |
static void set_io(void);
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| 67 |
static void pixtoval(void);
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| 68 |
static void valtopix(void);
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| 69 |
static void swap16(uint16 *wp, int n);
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| 70 |
static void swap32(uint32 *wp, int n);
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| 71 |
static void swap64(char *wp, int n);
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| 72 |
|
| 73 |
|
| 74 |
static double
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| 75 |
rgb_bright(
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| 76 |
COLOR clr
|
| 77 |
)
|
| 78 |
{
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| 79 |
return(bright(clr));
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| 80 |
}
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| 81 |
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| 82 |
static double
|
| 83 |
xyz_bright(
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| 84 |
COLOR clr
|
| 85 |
)
|
| 86 |
{
|
| 87 |
return(clr[CIEY]);
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| 88 |
}
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| 89 |
|
| 90 |
int
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| 91 |
main(
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| 92 |
int argc,
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| 93 |
char **argv
|
| 94 |
)
|
| 95 |
{
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| 96 |
double d, expval = 1.0;
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| 97 |
int i;
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| 98 |
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| 99 |
progname = argv[0];
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mybright = &rgb_bright; /* default */
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| 102 |
for (i = 1; i < argc; i++)
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| 103 |
if (argv[i][0] == '-' || argv[i][0] == '+')
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| 104 |
switch (argv[i][1]) {
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case 'h': /* header */
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header = argv[i][0] == '+';
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break;
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case 'H': /* resolution string */
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| 109 |
resolution = argv[i][0] == '+';
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break;
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| 111 |
case 's': /* skip bytes in header */
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skipbytes = atol(argv[++i]);
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break;
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| 114 |
case 'u': /* unique values */
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uniq = argv[i][0] == '-';
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| 116 |
break;
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| 117 |
case 'o': /* original values */
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| 118 |
original = argv[i][0] == '-';
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break;
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case 'g': /* gamma correction */
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| 121 |
gamcor = atof(argv[i+1]);
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| 122 |
if (argv[i][0] == '+')
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gamcor = 1.0/gamcor;
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i++;
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break;
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| 126 |
case 'e': /* exposure correction */
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d = atof(argv[i+1]);
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if (argv[i+1][0] == '-' || argv[i+1][0] == '+')
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| 129 |
d = pow(2.0, d);
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if (argv[i][0] == '-')
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expval *= d;
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scalecolor(exposure, d);
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doexposure++;
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i++;
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break;
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| 136 |
case 'R': /* reverse byte sequence */
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| 137 |
if (argv[i][0] == '-') {
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ord[0]=BLU; ord[1]=GRN; ord[2]=RED;
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} else {
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ord[0]=RED; ord[1]=GRN; ord[2]=BLU;
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}
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break;
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case 'r': /* reverse conversion */
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reverse = argv[i][0] == '-';
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break;
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| 146 |
case 'n': /* non-interleaved RGB */
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interleave = argv[i][0] == '+';
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break;
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case 'b': /* brightness values */
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putprim = argv[i][0] == '-' ? BRIGHT : ALL;
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break;
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case 'p': /* put primary */
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switch (argv[i][2]) {
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case 'r': case 'R': putprim = RED; break;
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case 'g': case 'G': putprim = GRN; break;
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| 156 |
case 'b': case 'B': putprim = BLU; break;
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default: goto unkopt;
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}
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break;
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case 'd': /* data only (no indices) */
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dataonly = argv[i][0] == '-';
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switch (argv[i][2]) {
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case '\0':
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case 'a': /* ascii */
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format = 'a';
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fmtid = "ascii";
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break;
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case 'i': /* integer */
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format = 'i';
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fmtid = "ascii";
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break;
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case 'b': /* byte */
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dataonly = 1;
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format = 'b';
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fmtid = "byte";
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break;
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case 'W': /* 16-bit swapped */
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swapbytes = 1;
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case 'w': /* 16-bit */
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dataonly = 1;
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format = 'w';
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fmtid = "16-bit";
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break;
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case 'F': /* swapped floats */
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swapbytes = 1;
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case 'f': /* float */
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dataonly = 1;
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format = 'f';
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fmtid = "float";
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break;
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| 191 |
case 'D': /* swapped doubles */
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swapbytes = 1;
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case 'd': /* double */
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dataonly = 1;
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format = 'd';
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fmtid = "double";
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break;
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| 198 |
default:
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| 199 |
goto unkopt;
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}
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break;
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| 202 |
case 'x': /* x resolution */
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case 'X': /* x resolution */
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resolution = 0;
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if (argv[i][0] == '-')
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picres.rt |= XDECR;
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| 207 |
picres.xr = atoi(argv[++i]);
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break;
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| 209 |
case 'y': /* y resolution */
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case 'Y': /* y resolution */
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resolution = 0;
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if (argv[i][0] == '-')
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picres.rt |= YDECR;
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if (picres.xr == 0)
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picres.rt |= YMAJOR;
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picres.yr = atoi(argv[++i]);
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break;
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default:
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unkopt:
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fprintf(stderr, "%s: unknown option: %s\n",
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progname, argv[i]);
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quit(1);
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break;
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}
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else
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break;
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/* recognize special formats */
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if (dataonly && format == 'b') {
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if (putprim == ALL)
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fmtid = "24-bit_rgb";
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else
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fmtid = "8-bit_grey";
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}
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if (dataonly && format == 'w') {
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if (putprim == ALL)
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fmtid = "48-bit_rgb";
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else
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fmtid = "16-bit_grey";
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}
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/* assign reverse ordering */
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rord[ord[0]] = 0;
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rord[ord[1]] = 1;
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rord[ord[2]] = 2;
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/* get input */
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if (i == argc) {
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fin = stdin;
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} else if (i < argc) {
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| 248 |
if ((fin = fopen(argv[i], "r")) == NULL) {
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fprintf(stderr, "%s: can't open file \"%s\"\n",
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progname, argv[i]);
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quit(1);
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}
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if (reverse && putprim != BRIGHT && i == argc-3) {
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| 254 |
if ((fin2 = fopen(argv[i+1], "r")) == NULL) {
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| 255 |
fprintf(stderr, "%s: can't open file \"%s\"\n",
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| 256 |
progname, argv[i+1]);
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| 257 |
quit(1);
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| 258 |
}
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| 259 |
if ((fin3 = fopen(argv[i+2], "r")) == NULL) {
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| 260 |
fprintf(stderr, "%s: can't open file \"%s\"\n",
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| 261 |
progname, argv[i+2]);
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| 262 |
quit(1);
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| 263 |
}
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| 264 |
interleave = -1;
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| 265 |
} else if (i != argc-1)
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| 266 |
fin = NULL;
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| 267 |
if (reverse && putprim != BRIGHT && !interleave) {
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| 268 |
fin2 = fopen(argv[i], "r");
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| 269 |
fin3 = fopen(argv[i], "r");
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| 270 |
}
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| 271 |
if (skipbytes && (fseek(fin, skipbytes, 0) || (fin2 != NULL &&
|
| 272 |
(fseek(fin2, skipbytes, 0) ||
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| 273 |
fseek(fin3, skipbytes, 0))))) {
|
| 274 |
fprintf(stderr, "%s: cannot skip %ld bytes on input\n",
|
| 275 |
progname, skipbytes);
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| 276 |
quit(1);
|
| 277 |
}
|
| 278 |
}
|
| 279 |
if (fin == NULL) {
|
| 280 |
fprintf(stderr, "%s: bad # file arguments\n", progname);
|
| 281 |
quit(1);
|
| 282 |
}
|
| 283 |
|
| 284 |
if (reverse) {
|
| 285 |
#ifdef _WIN32
|
| 286 |
SET_FILE_BINARY(stdout);
|
| 287 |
if (format != 'a' && format != 'i')
|
| 288 |
SET_FILE_BINARY(fin);
|
| 289 |
#endif
|
| 290 |
/* get header */
|
| 291 |
if (header) {
|
| 292 |
if (checkheader(fin, fmtid, stdout) < 0) {
|
| 293 |
fprintf(stderr, "%s: wrong input format\n",
|
| 294 |
progname);
|
| 295 |
quit(1);
|
| 296 |
}
|
| 297 |
if (fin2 != NULL) {
|
| 298 |
getheader(fin2, NULL, NULL);
|
| 299 |
getheader(fin3, NULL, NULL);
|
| 300 |
}
|
| 301 |
} else
|
| 302 |
newheader("RADIANCE", stdout);
|
| 303 |
/* get resolution */
|
| 304 |
if ((resolution && !fgetsresolu(&picres, fin)) ||
|
| 305 |
picres.xr <= 0 || picres.yr <= 0) {
|
| 306 |
fprintf(stderr, "%s: missing resolution\n", progname);
|
| 307 |
quit(1);
|
| 308 |
}
|
| 309 |
if (resolution && fin2 != NULL) {
|
| 310 |
RESOLU pres2;
|
| 311 |
if (!fgetsresolu(&pres2, fin2) ||
|
| 312 |
pres2.rt != picres.rt ||
|
| 313 |
pres2.xr != picres.xr ||
|
| 314 |
pres2.yr != picres.yr ||
|
| 315 |
!fgetsresolu(&pres2, fin3) ||
|
| 316 |
pres2.rt != picres.rt ||
|
| 317 |
pres2.xr != picres.xr ||
|
| 318 |
pres2.yr != picres.yr) {
|
| 319 |
fprintf(stderr, "%s: resolution mismatch\n",
|
| 320 |
progname);
|
| 321 |
quit(1);
|
| 322 |
}
|
| 323 |
}
|
| 324 |
/* add to header */
|
| 325 |
printargs(i, argv, stdout);
|
| 326 |
if (expval < .99 || expval > 1.01)
|
| 327 |
fputexpos(expval, stdout);
|
| 328 |
fputformat(COLRFMT, stdout);
|
| 329 |
putchar('\n');
|
| 330 |
fputsresolu(&picres, stdout); /* always put resolution */
|
| 331 |
valtopix();
|
| 332 |
} else {
|
| 333 |
#ifdef _WIN32
|
| 334 |
SET_FILE_BINARY(fin);
|
| 335 |
if (format != 'a' && format != 'i')
|
| 336 |
SET_FILE_BINARY(stdout);
|
| 337 |
#endif
|
| 338 |
/* get header */
|
| 339 |
getheader(fin, checkhead, NULL);
|
| 340 |
if (wrongformat) {
|
| 341 |
fprintf(stderr,
|
| 342 |
"%s: input not a Radiance RGBE picture\n",
|
| 343 |
progname);
|
| 344 |
quit(1);
|
| 345 |
}
|
| 346 |
if (!fgetsresolu(&picres, fin)) {
|
| 347 |
fprintf(stderr, "%s: missing resolution\n", progname);
|
| 348 |
quit(1);
|
| 349 |
}
|
| 350 |
if (header) {
|
| 351 |
printargs(i, argv, stdout);
|
| 352 |
if (expval < .99 || expval > 1.01)
|
| 353 |
fputexpos(expval, stdout);
|
| 354 |
fputformat(fmtid, stdout);
|
| 355 |
putchar('\n');
|
| 356 |
}
|
| 357 |
if (resolution) /* put resolution */
|
| 358 |
fputsresolu(&picres, stdout);
|
| 359 |
pixtoval();
|
| 360 |
}
|
| 361 |
|
| 362 |
quit(0);
|
| 363 |
return 0; /* pro forma return */
|
| 364 |
}
|
| 365 |
|
| 366 |
|
| 367 |
static int
|
| 368 |
checkhead( /* deal with line from header */
|
| 369 |
char *line,
|
| 370 |
void *p
|
| 371 |
)
|
| 372 |
{
|
| 373 |
char fmt[32];
|
| 374 |
double d;
|
| 375 |
COLOR ctmp;
|
| 376 |
|
| 377 |
if (formatval(fmt, line)) {
|
| 378 |
if (!strcmp(fmt, CIEFMT))
|
| 379 |
mybright = &xyz_bright;
|
| 380 |
else if (!strcmp(fmt, COLRFMT))
|
| 381 |
mybright = &rgb_bright;
|
| 382 |
else
|
| 383 |
wrongformat++;
|
| 384 |
} else if (original && isexpos(line)) {
|
| 385 |
d = 1.0/exposval(line);
|
| 386 |
scalecolor(exposure, d);
|
| 387 |
doexposure++;
|
| 388 |
} else if (original && iscolcor(line)) {
|
| 389 |
colcorval(ctmp, line);
|
| 390 |
setcolor(exposure, colval(exposure,RED)/colval(ctmp,RED),
|
| 391 |
colval(exposure,GRN)/colval(ctmp,GRN),
|
| 392 |
colval(exposure,BLU)/colval(ctmp,BLU));
|
| 393 |
doexposure++;
|
| 394 |
} else if (header)
|
| 395 |
fputs(line, stdout);
|
| 396 |
return(0);
|
| 397 |
}
|
| 398 |
|
| 399 |
|
| 400 |
static void
|
| 401 |
pixtoval(void) /* convert picture to values */
|
| 402 |
{
|
| 403 |
register COLOR *scanln;
|
| 404 |
int dogamma;
|
| 405 |
COLOR lastc;
|
| 406 |
RREAL hv[2];
|
| 407 |
int startprim, endprim;
|
| 408 |
long startpos;
|
| 409 |
int y;
|
| 410 |
register int x;
|
| 411 |
|
| 412 |
scanln = (COLOR *)malloc(scanlen(&picres)*sizeof(COLOR));
|
| 413 |
if (scanln == NULL) {
|
| 414 |
fprintf(stderr, "%s: out of memory\n", progname);
|
| 415 |
quit(1);
|
| 416 |
}
|
| 417 |
dogamma = gamcor < .95 || gamcor > 1.05;
|
| 418 |
if (putprim == ALL && !interleave) {
|
| 419 |
startprim = RED; endprim = BLU;
|
| 420 |
startpos = ftell(fin);
|
| 421 |
} else {
|
| 422 |
startprim = putprim; endprim = putprim;
|
| 423 |
}
|
| 424 |
for (putprim = startprim; putprim <= endprim; putprim++) {
|
| 425 |
if (putprim != startprim && fseek(fin, startpos, 0)) {
|
| 426 |
fprintf(stderr, "%s: seek error on input file\n",
|
| 427 |
progname);
|
| 428 |
quit(1);
|
| 429 |
}
|
| 430 |
set_io();
|
| 431 |
setcolor(lastc, 0.0, 0.0, 0.0);
|
| 432 |
for (y = 0; y < numscans(&picres); y++) {
|
| 433 |
if (freadscan(scanln, scanlen(&picres), fin) < 0) {
|
| 434 |
fprintf(stderr, "%s: read error\n", progname);
|
| 435 |
quit(1);
|
| 436 |
}
|
| 437 |
for (x = 0; x < scanlen(&picres); x++) {
|
| 438 |
if (uniq) {
|
| 439 |
if ( colval(scanln[x],RED) ==
|
| 440 |
colval(lastc,RED) &&
|
| 441 |
colval(scanln[x],GRN) ==
|
| 442 |
colval(lastc,GRN) &&
|
| 443 |
colval(scanln[x],BLU) ==
|
| 444 |
colval(lastc,BLU) )
|
| 445 |
continue;
|
| 446 |
else
|
| 447 |
copycolor(lastc, scanln[x]);
|
| 448 |
}
|
| 449 |
if (doexposure)
|
| 450 |
multcolor(scanln[x], exposure);
|
| 451 |
if (dogamma)
|
| 452 |
setcolor(scanln[x],
|
| 453 |
pow(colval(scanln[x],RED), 1.0/gamcor),
|
| 454 |
pow(colval(scanln[x],GRN), 1.0/gamcor),
|
| 455 |
pow(colval(scanln[x],BLU), 1.0/gamcor));
|
| 456 |
if (!dataonly) {
|
| 457 |
pix2loc(hv, &picres, x, y);
|
| 458 |
printf("%7d %7d ",
|
| 459 |
(int)(hv[0]*picres.xr),
|
| 460 |
(int)(hv[1]*picres.yr));
|
| 461 |
}
|
| 462 |
if ((*putval)(scanln[x]) < 0) {
|
| 463 |
fprintf(stderr, "%s: write error\n",
|
| 464 |
progname);
|
| 465 |
quit(1);
|
| 466 |
}
|
| 467 |
}
|
| 468 |
}
|
| 469 |
}
|
| 470 |
free((void *)scanln);
|
| 471 |
}
|
| 472 |
|
| 473 |
|
| 474 |
static void
|
| 475 |
valtopix(void) /* convert values to a pixel file */
|
| 476 |
{
|
| 477 |
int dogamma;
|
| 478 |
register COLOR *scanln;
|
| 479 |
int y;
|
| 480 |
register int x;
|
| 481 |
|
| 482 |
scanln = (COLOR *)malloc(scanlen(&picres)*sizeof(COLOR));
|
| 483 |
if (scanln == NULL) {
|
| 484 |
fprintf(stderr, "%s: out of memory\n", progname);
|
| 485 |
quit(1);
|
| 486 |
}
|
| 487 |
dogamma = gamcor < .95 || gamcor > 1.05;
|
| 488 |
set_io();
|
| 489 |
for (y = 0; y < numscans(&picres); y++) {
|
| 490 |
for (x = 0; x < scanlen(&picres); x++) {
|
| 491 |
if (!dataonly) {
|
| 492 |
fscanf(fin, "%*d %*d");
|
| 493 |
if (fin2 != NULL) {
|
| 494 |
fscanf(fin2, "%*d %*d");
|
| 495 |
fscanf(fin3, "%*d %*d");
|
| 496 |
}
|
| 497 |
}
|
| 498 |
if ((*getval)(scanln[x]) < 0) {
|
| 499 |
fprintf(stderr, "%s: read error\n", progname);
|
| 500 |
quit(1);
|
| 501 |
}
|
| 502 |
if (dogamma)
|
| 503 |
setcolor(scanln[x],
|
| 504 |
pow(colval(scanln[x],RED), gamcor),
|
| 505 |
pow(colval(scanln[x],GRN), gamcor),
|
| 506 |
pow(colval(scanln[x],BLU), gamcor));
|
| 507 |
if (doexposure)
|
| 508 |
multcolor(scanln[x], exposure);
|
| 509 |
}
|
| 510 |
if (fwritescan(scanln, scanlen(&picres), stdout) < 0) {
|
| 511 |
fprintf(stderr, "%s: write error\n", progname);
|
| 512 |
quit(1);
|
| 513 |
}
|
| 514 |
}
|
| 515 |
free((void *)scanln);
|
| 516 |
}
|
| 517 |
|
| 518 |
|
| 519 |
void
|
| 520 |
quit(code)
|
| 521 |
int code;
|
| 522 |
{
|
| 523 |
exit(code);
|
| 524 |
}
|
| 525 |
|
| 526 |
|
| 527 |
static void
|
| 528 |
swap16( /* swap n 16-bit words */
|
| 529 |
register uint16 *wp,
|
| 530 |
int n
|
| 531 |
)
|
| 532 |
{
|
| 533 |
while (n-- > 0) {
|
| 534 |
*wp = *wp << 8 | ((*wp >> 8) & 0xff);
|
| 535 |
wp++;
|
| 536 |
}
|
| 537 |
}
|
| 538 |
|
| 539 |
|
| 540 |
static void
|
| 541 |
swap32( /* swap n 32-bit words */
|
| 542 |
register uint32 *wp,
|
| 543 |
int n
|
| 544 |
)
|
| 545 |
{
|
| 546 |
while (n-- > 0) {
|
| 547 |
*wp = *wp << 24 | ((*wp >> 24) & 0xff) |
|
| 548 |
(*wp & 0xff00) << 8 | (*wp & 0xff0000) >> 8;
|
| 549 |
wp++;
|
| 550 |
}
|
| 551 |
}
|
| 552 |
|
| 553 |
|
| 554 |
static void
|
| 555 |
swap64( /* swap n 64-bit words */
|
| 556 |
register char *wp,
|
| 557 |
int n
|
| 558 |
)
|
| 559 |
{
|
| 560 |
register int t;
|
| 561 |
|
| 562 |
while (n-- > 0) {
|
| 563 |
t = wp[0]; wp[0] = wp[7]; wp[7] = t;
|
| 564 |
t = wp[1]; wp[1] = wp[6]; wp[6] = t;
|
| 565 |
t = wp[2]; wp[2] = wp[5]; wp[5] = t;
|
| 566 |
t = wp[3]; wp[3] = wp[4]; wp[4] = t;
|
| 567 |
wp += 8;
|
| 568 |
}
|
| 569 |
}
|
| 570 |
|
| 571 |
|
| 572 |
static int
|
| 573 |
getcascii( /* get an ascii color value from stream(s) */
|
| 574 |
COLOR col
|
| 575 |
)
|
| 576 |
{
|
| 577 |
double vd[3];
|
| 578 |
|
| 579 |
if (fin2 == NULL) {
|
| 580 |
if (fscanf(fin, "%lf %lf %lf", &vd[0], &vd[1], &vd[2]) != 3)
|
| 581 |
return(-1);
|
| 582 |
} else {
|
| 583 |
if (fscanf(fin, "%lf", &vd[0]) != 1 ||
|
| 584 |
fscanf(fin2, "%lf", &vd[1]) != 1 ||
|
| 585 |
fscanf(fin3, "%lf", &vd[2]) != 1)
|
| 586 |
return(-1);
|
| 587 |
}
|
| 588 |
setcolor(col, vd[rord[RED]], vd[rord[GRN]], vd[rord[BLU]]);
|
| 589 |
return(0);
|
| 590 |
}
|
| 591 |
|
| 592 |
|
| 593 |
static int
|
| 594 |
getcdouble( /* get a double color value from stream(s) */
|
| 595 |
COLOR col
|
| 596 |
)
|
| 597 |
{
|
| 598 |
double vd[3];
|
| 599 |
|
| 600 |
if (fin2 == NULL) {
|
| 601 |
if (fread((char *)vd, sizeof(double), 3, fin) != 3)
|
| 602 |
return(-1);
|
| 603 |
} else {
|
| 604 |
if (fread((char *)vd, sizeof(double), 1, fin) != 1 ||
|
| 605 |
fread((char *)(vd+1), sizeof(double), 1, fin2) != 1 ||
|
| 606 |
fread((char *)(vd+2), sizeof(double), 1, fin3) != 1)
|
| 607 |
return(-1);
|
| 608 |
}
|
| 609 |
if (swapbytes)
|
| 610 |
swap64((char *)vd, 3);
|
| 611 |
setcolor(col, vd[rord[RED]], vd[rord[GRN]], vd[rord[BLU]]);
|
| 612 |
return(0);
|
| 613 |
}
|
| 614 |
|
| 615 |
|
| 616 |
static int
|
| 617 |
getcfloat( /* get a float color value from stream(s) */
|
| 618 |
COLOR col
|
| 619 |
)
|
| 620 |
{
|
| 621 |
float vf[3];
|
| 622 |
|
| 623 |
if (fin2 == NULL) {
|
| 624 |
if (fread((char *)vf, sizeof(float), 3, fin) != 3)
|
| 625 |
return(-1);
|
| 626 |
} else {
|
| 627 |
if (fread((char *)vf, sizeof(float), 1, fin) != 1 ||
|
| 628 |
fread((char *)(vf+1), sizeof(float), 1, fin2) != 1 ||
|
| 629 |
fread((char *)(vf+2), sizeof(float), 1, fin3) != 1)
|
| 630 |
return(-1);
|
| 631 |
}
|
| 632 |
if (swapbytes)
|
| 633 |
swap32((uint32 *)vf, 3);
|
| 634 |
setcolor(col, vf[rord[RED]], vf[rord[GRN]], vf[rord[BLU]]);
|
| 635 |
return(0);
|
| 636 |
}
|
| 637 |
|
| 638 |
|
| 639 |
static int
|
| 640 |
getcint( /* get an int color value from stream(s) */
|
| 641 |
COLOR col
|
| 642 |
)
|
| 643 |
{
|
| 644 |
int vi[3];
|
| 645 |
|
| 646 |
if (fin2 == NULL) {
|
| 647 |
if (fscanf(fin, "%d %d %d", &vi[0], &vi[1], &vi[2]) != 3)
|
| 648 |
return(-1);
|
| 649 |
} else {
|
| 650 |
if (fscanf(fin, "%d", &vi[0]) != 1 ||
|
| 651 |
fscanf(fin2, "%d", &vi[1]) != 1 ||
|
| 652 |
fscanf(fin3, "%d", &vi[2]) != 1)
|
| 653 |
return(-1);
|
| 654 |
}
|
| 655 |
setcolor(col, (vi[rord[RED]]+.5)/256.,
|
| 656 |
(vi[rord[GRN]]+.5)/256., (vi[rord[BLU]]+.5)/256.);
|
| 657 |
return(0);
|
| 658 |
}
|
| 659 |
|
| 660 |
|
| 661 |
static int
|
| 662 |
getcbyte( /* get a byte color value from stream(s) */
|
| 663 |
COLOR col
|
| 664 |
)
|
| 665 |
{
|
| 666 |
BYTE vb[3];
|
| 667 |
|
| 668 |
if (fin2 == NULL) {
|
| 669 |
if (fread((char *)vb, sizeof(BYTE), 3, fin) != 3)
|
| 670 |
return(-1);
|
| 671 |
} else {
|
| 672 |
if (fread((char *)vb, sizeof(BYTE), 1, fin) != 1 ||
|
| 673 |
fread((char *)(vb+1), sizeof(BYTE), 1, fin2) != 1 ||
|
| 674 |
fread((char *)(vb+2), sizeof(BYTE), 1, fin3) != 1)
|
| 675 |
return(-1);
|
| 676 |
}
|
| 677 |
setcolor(col, (vb[rord[RED]]+.5)/256.,
|
| 678 |
(vb[rord[GRN]]+.5)/256., (vb[rord[BLU]]+.5)/256.);
|
| 679 |
return(0);
|
| 680 |
}
|
| 681 |
|
| 682 |
|
| 683 |
static int
|
| 684 |
getcword( /* get a 16-bit color value from stream(s) */
|
| 685 |
COLOR col
|
| 686 |
)
|
| 687 |
{
|
| 688 |
uint16 vw[3];
|
| 689 |
|
| 690 |
if (fin2 == NULL) {
|
| 691 |
if (fread((char *)vw, sizeof(uint16), 3, fin) != 3)
|
| 692 |
return(-1);
|
| 693 |
} else {
|
| 694 |
if (fread((char *)vw, sizeof(uint16), 1, fin) != 1 ||
|
| 695 |
fread((char *)(vw+1), sizeof(uint16), 1, fin2) != 1 ||
|
| 696 |
fread((char *)(vw+2), sizeof(uint16), 1, fin3) != 1)
|
| 697 |
return(-1);
|
| 698 |
}
|
| 699 |
if (swapbytes)
|
| 700 |
swap16(vw, 3);
|
| 701 |
setcolor(col, (vw[rord[RED]]+.5)/65536.,
|
| 702 |
(vw[rord[GRN]]+.5)/65536., (vw[rord[BLU]]+.5)/65536.);
|
| 703 |
return(0);
|
| 704 |
}
|
| 705 |
|
| 706 |
|
| 707 |
static int
|
| 708 |
getbascii( /* get an ascii brightness value from fin */
|
| 709 |
COLOR col
|
| 710 |
)
|
| 711 |
{
|
| 712 |
double vd;
|
| 713 |
|
| 714 |
if (fscanf(fin, "%lf", &vd) != 1)
|
| 715 |
return(-1);
|
| 716 |
setcolor(col, vd, vd, vd);
|
| 717 |
return(0);
|
| 718 |
}
|
| 719 |
|
| 720 |
|
| 721 |
static int
|
| 722 |
getbdouble( /* get a double brightness value from fin */
|
| 723 |
COLOR col
|
| 724 |
)
|
| 725 |
{
|
| 726 |
double vd;
|
| 727 |
|
| 728 |
if (fread((char *)&vd, sizeof(double), 1, fin) != 1)
|
| 729 |
return(-1);
|
| 730 |
if (swapbytes)
|
| 731 |
swap64((char *)&vd, 1);
|
| 732 |
setcolor(col, vd, vd, vd);
|
| 733 |
return(0);
|
| 734 |
}
|
| 735 |
|
| 736 |
|
| 737 |
static int
|
| 738 |
getbfloat( /* get a float brightness value from fin */
|
| 739 |
COLOR col
|
| 740 |
)
|
| 741 |
{
|
| 742 |
float vf;
|
| 743 |
|
| 744 |
if (fread((char *)&vf, sizeof(float), 1, fin) != 1)
|
| 745 |
return(-1);
|
| 746 |
if (swapbytes)
|
| 747 |
swap32((uint32 *)&vf, 1);
|
| 748 |
setcolor(col, vf, vf, vf);
|
| 749 |
return(0);
|
| 750 |
}
|
| 751 |
|
| 752 |
|
| 753 |
static int
|
| 754 |
getbint( /* get an int brightness value from fin */
|
| 755 |
COLOR col
|
| 756 |
)
|
| 757 |
{
|
| 758 |
int vi;
|
| 759 |
double d;
|
| 760 |
|
| 761 |
if (fscanf(fin, "%d", &vi) != 1)
|
| 762 |
return(-1);
|
| 763 |
d = (vi+.5)/256.;
|
| 764 |
setcolor(col, d, d, d);
|
| 765 |
return(0);
|
| 766 |
}
|
| 767 |
|
| 768 |
|
| 769 |
static int
|
| 770 |
getbbyte( /* get a byte brightness value from fin */
|
| 771 |
COLOR col
|
| 772 |
)
|
| 773 |
{
|
| 774 |
BYTE vb;
|
| 775 |
double d;
|
| 776 |
|
| 777 |
if (fread((char *)&vb, sizeof(BYTE), 1, fin) != 1)
|
| 778 |
return(-1);
|
| 779 |
d = (vb+.5)/256.;
|
| 780 |
setcolor(col, d, d, d);
|
| 781 |
return(0);
|
| 782 |
}
|
| 783 |
|
| 784 |
|
| 785 |
static int
|
| 786 |
getbword( /* get a 16-bit brightness value from fin */
|
| 787 |
COLOR col
|
| 788 |
)
|
| 789 |
{
|
| 790 |
uint16 vw;
|
| 791 |
double d;
|
| 792 |
|
| 793 |
if (fread((char *)&vw, sizeof(uint16), 1, fin) != 1)
|
| 794 |
return(-1);
|
| 795 |
if (swapbytes)
|
| 796 |
swap16(&vw, 1);
|
| 797 |
d = (vw+.5)/65536.;
|
| 798 |
setcolor(col, d, d, d);
|
| 799 |
return(0);
|
| 800 |
}
|
| 801 |
|
| 802 |
|
| 803 |
static int
|
| 804 |
putcascii( /* put an ascii color to stdout */
|
| 805 |
COLOR col
|
| 806 |
)
|
| 807 |
{
|
| 808 |
fprintf(stdout, "%15.3e %15.3e %15.3e\n",
|
| 809 |
colval(col,ord[0]),
|
| 810 |
colval(col,ord[1]),
|
| 811 |
colval(col,ord[2]));
|
| 812 |
|
| 813 |
return(ferror(stdout) ? -1 : 0);
|
| 814 |
}
|
| 815 |
|
| 816 |
|
| 817 |
static int
|
| 818 |
putcfloat( /* put a float color to stdout */
|
| 819 |
COLOR col
|
| 820 |
)
|
| 821 |
{
|
| 822 |
float vf[3];
|
| 823 |
|
| 824 |
vf[0] = colval(col,ord[0]);
|
| 825 |
vf[1] = colval(col,ord[1]);
|
| 826 |
vf[2] = colval(col,ord[2]);
|
| 827 |
if (swapbytes)
|
| 828 |
swap32((uint32 *)vf, 3);
|
| 829 |
fwrite((char *)vf, sizeof(float), 3, stdout);
|
| 830 |
|
| 831 |
return(ferror(stdout) ? -1 : 0);
|
| 832 |
}
|
| 833 |
|
| 834 |
|
| 835 |
static int
|
| 836 |
putcdouble( /* put a double color to stdout */
|
| 837 |
COLOR col
|
| 838 |
)
|
| 839 |
{
|
| 840 |
double vd[3];
|
| 841 |
|
| 842 |
vd[0] = colval(col,ord[0]);
|
| 843 |
vd[1] = colval(col,ord[1]);
|
| 844 |
vd[2] = colval(col,ord[2]);
|
| 845 |
if (swapbytes)
|
| 846 |
swap64((char *)vd, 3);
|
| 847 |
fwrite((char *)vd, sizeof(double), 3, stdout);
|
| 848 |
|
| 849 |
return(ferror(stdout) ? -1 : 0);
|
| 850 |
}
|
| 851 |
|
| 852 |
|
| 853 |
static int
|
| 854 |
putcint( /* put an int color to stdout */
|
| 855 |
COLOR col
|
| 856 |
)
|
| 857 |
{
|
| 858 |
fprintf(stdout, "%d %d %d\n",
|
| 859 |
(int)(colval(col,ord[0])*256.),
|
| 860 |
(int)(colval(col,ord[1])*256.),
|
| 861 |
(int)(colval(col,ord[2])*256.));
|
| 862 |
|
| 863 |
return(ferror(stdout) ? -1 : 0);
|
| 864 |
}
|
| 865 |
|
| 866 |
|
| 867 |
static int
|
| 868 |
putcbyte( /* put a byte color to stdout */
|
| 869 |
COLOR col
|
| 870 |
)
|
| 871 |
{
|
| 872 |
long i;
|
| 873 |
BYTE vb[3];
|
| 874 |
|
| 875 |
i = colval(col,ord[0])*256.;
|
| 876 |
vb[0] = min(i,255);
|
| 877 |
i = colval(col,ord[1])*256.;
|
| 878 |
vb[1] = min(i,255);
|
| 879 |
i = colval(col,ord[2])*256.;
|
| 880 |
vb[2] = min(i,255);
|
| 881 |
fwrite((char *)vb, sizeof(BYTE), 3, stdout);
|
| 882 |
|
| 883 |
return(ferror(stdout) ? -1 : 0);
|
| 884 |
}
|
| 885 |
|
| 886 |
|
| 887 |
static int
|
| 888 |
putcword( /* put a 16-bit color to stdout */
|
| 889 |
COLOR col
|
| 890 |
)
|
| 891 |
{
|
| 892 |
long i;
|
| 893 |
uint16 vw[3];
|
| 894 |
|
| 895 |
i = colval(col,ord[0])*65536.;
|
| 896 |
vw[0] = min(i,65535);
|
| 897 |
i = colval(col,ord[1])*65536.;
|
| 898 |
vw[1] = min(i,65535);
|
| 899 |
i = colval(col,ord[2])*65536.;
|
| 900 |
vw[2] = min(i,65535);
|
| 901 |
if (swapbytes)
|
| 902 |
swap16(vw, 3);
|
| 903 |
fwrite((char *)vw, sizeof(uint16), 3, stdout);
|
| 904 |
|
| 905 |
return(ferror(stdout) ? -1 : 0);
|
| 906 |
}
|
| 907 |
|
| 908 |
|
| 909 |
static int
|
| 910 |
putbascii( /* put an ascii brightness to stdout */
|
| 911 |
COLOR col
|
| 912 |
)
|
| 913 |
{
|
| 914 |
fprintf(stdout, "%15.3e\n", (*mybright)(col));
|
| 915 |
|
| 916 |
return(ferror(stdout) ? -1 : 0);
|
| 917 |
}
|
| 918 |
|
| 919 |
|
| 920 |
static int
|
| 921 |
putbfloat( /* put a float brightness to stdout */
|
| 922 |
COLOR col
|
| 923 |
)
|
| 924 |
{
|
| 925 |
float vf;
|
| 926 |
|
| 927 |
vf = (*mybright)(col);
|
| 928 |
if (swapbytes)
|
| 929 |
swap32((uint32 *)&vf, 1);
|
| 930 |
fwrite((char *)&vf, sizeof(float), 1, stdout);
|
| 931 |
|
| 932 |
return(ferror(stdout) ? -1 : 0);
|
| 933 |
}
|
| 934 |
|
| 935 |
|
| 936 |
static int
|
| 937 |
putbdouble( /* put a double brightness to stdout */
|
| 938 |
COLOR col
|
| 939 |
)
|
| 940 |
{
|
| 941 |
double vd;
|
| 942 |
|
| 943 |
vd = (*mybright)(col);
|
| 944 |
if (swapbytes)
|
| 945 |
swap64((char *)&vd, 1);
|
| 946 |
fwrite((char *)&vd, sizeof(double), 1, stdout);
|
| 947 |
|
| 948 |
return(ferror(stdout) ? -1 : 0);
|
| 949 |
}
|
| 950 |
|
| 951 |
|
| 952 |
static int
|
| 953 |
putbint( /* put an int brightness to stdout */
|
| 954 |
COLOR col
|
| 955 |
)
|
| 956 |
{
|
| 957 |
fprintf(stdout, "%d\n", (int)((*mybright)(col)*256.));
|
| 958 |
|
| 959 |
return(ferror(stdout) ? -1 : 0);
|
| 960 |
}
|
| 961 |
|
| 962 |
|
| 963 |
static int
|
| 964 |
putbbyte( /* put a byte brightness to stdout */
|
| 965 |
COLOR col
|
| 966 |
)
|
| 967 |
{
|
| 968 |
register int i;
|
| 969 |
BYTE vb;
|
| 970 |
|
| 971 |
i = (*mybright)(col)*256.;
|
| 972 |
vb = min(i,255);
|
| 973 |
fwrite((char *)&vb, sizeof(BYTE), 1, stdout);
|
| 974 |
|
| 975 |
return(ferror(stdout) ? -1 : 0);
|
| 976 |
}
|
| 977 |
|
| 978 |
|
| 979 |
static int
|
| 980 |
putbword( /* put a 16-bit brightness to stdout */
|
| 981 |
COLOR col
|
| 982 |
)
|
| 983 |
{
|
| 984 |
long i;
|
| 985 |
uint16 vw;
|
| 986 |
|
| 987 |
i = (*mybright)(col)*65536.;
|
| 988 |
vw = min(i,65535);
|
| 989 |
if (swapbytes)
|
| 990 |
swap16(&vw, 1);
|
| 991 |
fwrite((char *)&vw, sizeof(uint16), 1, stdout);
|
| 992 |
|
| 993 |
return(ferror(stdout) ? -1 : 0);
|
| 994 |
}
|
| 995 |
|
| 996 |
|
| 997 |
static int
|
| 998 |
putpascii( /* put an ascii primary to stdout */
|
| 999 |
COLOR col
|
| 1000 |
)
|
| 1001 |
{
|
| 1002 |
fprintf(stdout, "%15.3e\n", colval(col,putprim));
|
| 1003 |
|
| 1004 |
return(ferror(stdout) ? -1 : 0);
|
| 1005 |
}
|
| 1006 |
|
| 1007 |
|
| 1008 |
static int
|
| 1009 |
putpfloat( /* put a float primary to stdout */
|
| 1010 |
COLOR col
|
| 1011 |
)
|
| 1012 |
{
|
| 1013 |
float vf;
|
| 1014 |
|
| 1015 |
vf = colval(col,putprim);
|
| 1016 |
if (swapbytes)
|
| 1017 |
swap32((uint32 *)&vf, 1);
|
| 1018 |
fwrite((char *)&vf, sizeof(float), 1, stdout);
|
| 1019 |
|
| 1020 |
return(ferror(stdout) ? -1 : 0);
|
| 1021 |
}
|
| 1022 |
|
| 1023 |
|
| 1024 |
static int
|
| 1025 |
putpdouble( /* put a double primary to stdout */
|
| 1026 |
COLOR col
|
| 1027 |
)
|
| 1028 |
{
|
| 1029 |
double vd;
|
| 1030 |
|
| 1031 |
vd = colval(col,putprim);
|
| 1032 |
if (swapbytes)
|
| 1033 |
swap64((char *)&vd, 1);
|
| 1034 |
fwrite((char *)&vd, sizeof(double), 1, stdout);
|
| 1035 |
|
| 1036 |
return(ferror(stdout) ? -1 : 0);
|
| 1037 |
}
|
| 1038 |
|
| 1039 |
|
| 1040 |
static int
|
| 1041 |
putpint( /* put an int primary to stdout */
|
| 1042 |
COLOR col
|
| 1043 |
)
|
| 1044 |
{
|
| 1045 |
fprintf(stdout, "%d\n", (int)(colval(col,putprim)*256.));
|
| 1046 |
|
| 1047 |
return(ferror(stdout) ? -1 : 0);
|
| 1048 |
}
|
| 1049 |
|
| 1050 |
|
| 1051 |
static int
|
| 1052 |
putpbyte( /* put a byte primary to stdout */
|
| 1053 |
COLOR col
|
| 1054 |
)
|
| 1055 |
{
|
| 1056 |
long i;
|
| 1057 |
BYTE vb;
|
| 1058 |
|
| 1059 |
i = colval(col,putprim)*256.;
|
| 1060 |
vb = min(i,255);
|
| 1061 |
fwrite((char *)&vb, sizeof(BYTE), 1, stdout);
|
| 1062 |
|
| 1063 |
return(ferror(stdout) ? -1 : 0);
|
| 1064 |
}
|
| 1065 |
|
| 1066 |
|
| 1067 |
static int
|
| 1068 |
putpword( /* put a 16-bit primary to stdout */
|
| 1069 |
COLOR col
|
| 1070 |
)
|
| 1071 |
{
|
| 1072 |
long i;
|
| 1073 |
uint16 vw;
|
| 1074 |
|
| 1075 |
i = colval(col,putprim)*65536.;
|
| 1076 |
vw = min(i,65535);
|
| 1077 |
if (swapbytes)
|
| 1078 |
swap16(&vw, 1);
|
| 1079 |
fwrite((char *)&vw, sizeof(uint16), 1, stdout);
|
| 1080 |
|
| 1081 |
return(ferror(stdout) ? -1 : 0);
|
| 1082 |
}
|
| 1083 |
|
| 1084 |
|
| 1085 |
static void
|
| 1086 |
set_io(void) /* set put and get functions */
|
| 1087 |
{
|
| 1088 |
switch (format) {
|
| 1089 |
case 'a': /* ascii */
|
| 1090 |
if (putprim == BRIGHT) {
|
| 1091 |
getval = getbascii;
|
| 1092 |
putval = putbascii;
|
| 1093 |
} else if (putprim != ALL) {
|
| 1094 |
getval = getbascii;
|
| 1095 |
putval = putpascii;
|
| 1096 |
} else {
|
| 1097 |
getval = getcascii;
|
| 1098 |
putval = putcascii;
|
| 1099 |
if (reverse && !interleave) {
|
| 1100 |
fprintf(stderr,
|
| 1101 |
"%s: ASCII input files must be interleaved\n",
|
| 1102 |
progname);
|
| 1103 |
quit(1);
|
| 1104 |
}
|
| 1105 |
}
|
| 1106 |
return;
|
| 1107 |
case 'f': /* binary float */
|
| 1108 |
if (putprim == BRIGHT) {
|
| 1109 |
getval = getbfloat;
|
| 1110 |
putval = putbfloat;
|
| 1111 |
} else if (putprim != ALL) {
|
| 1112 |
getval = getbfloat;
|
| 1113 |
putval = putpfloat;
|
| 1114 |
} else {
|
| 1115 |
getval = getcfloat;
|
| 1116 |
putval = putcfloat;
|
| 1117 |
if (reverse && !interleave) {
|
| 1118 |
if (fin2 == NULL)
|
| 1119 |
goto namerr;
|
| 1120 |
if (fseek(fin2,
|
| 1121 |
(long)sizeof(float)*picres.xr*picres.yr, 1))
|
| 1122 |
goto seekerr;
|
| 1123 |
if (fseek(fin3,
|
| 1124 |
(long)sizeof(float)*2*picres.xr*picres.yr, 1))
|
| 1125 |
goto seekerr;
|
| 1126 |
}
|
| 1127 |
}
|
| 1128 |
return;
|
| 1129 |
case 'd': /* binary double */
|
| 1130 |
if (putprim == BRIGHT) {
|
| 1131 |
getval = getbdouble;
|
| 1132 |
putval = putbdouble;
|
| 1133 |
} else if (putprim != ALL) {
|
| 1134 |
getval = getbdouble;
|
| 1135 |
putval = putpdouble;
|
| 1136 |
} else {
|
| 1137 |
getval = getcdouble;
|
| 1138 |
putval = putcdouble;
|
| 1139 |
if (reverse && !interleave) {
|
| 1140 |
if (fin2 == NULL)
|
| 1141 |
goto namerr;
|
| 1142 |
if (fseek(fin2,
|
| 1143 |
(long)sizeof(double)*picres.xr*picres.yr, 1))
|
| 1144 |
goto seekerr;
|
| 1145 |
if (fseek(fin3,
|
| 1146 |
(long)sizeof(double)*2*picres.xr*picres.yr, 1))
|
| 1147 |
goto seekerr;
|
| 1148 |
}
|
| 1149 |
}
|
| 1150 |
return;
|
| 1151 |
case 'i': /* integer */
|
| 1152 |
if (putprim == BRIGHT) {
|
| 1153 |
getval = getbint;
|
| 1154 |
putval = putbint;
|
| 1155 |
} else if (putprim != ALL) {
|
| 1156 |
getval = getbint;
|
| 1157 |
putval = putpint;
|
| 1158 |
} else {
|
| 1159 |
getval = getcint;
|
| 1160 |
putval = putcint;
|
| 1161 |
if (reverse && !interleave) {
|
| 1162 |
fprintf(stderr,
|
| 1163 |
"%s: integer input files must be interleaved\n",
|
| 1164 |
progname);
|
| 1165 |
quit(1);
|
| 1166 |
}
|
| 1167 |
}
|
| 1168 |
return;
|
| 1169 |
case 'b': /* byte */
|
| 1170 |
if (putprim == BRIGHT) {
|
| 1171 |
getval = getbbyte;
|
| 1172 |
putval = putbbyte;
|
| 1173 |
} else if (putprim != ALL) {
|
| 1174 |
getval = getbbyte;
|
| 1175 |
putval = putpbyte;
|
| 1176 |
} else {
|
| 1177 |
getval = getcbyte;
|
| 1178 |
putval = putcbyte;
|
| 1179 |
if (reverse && !interleave) {
|
| 1180 |
if (fin2 == NULL)
|
| 1181 |
goto namerr;
|
| 1182 |
if (fseek(fin2,
|
| 1183 |
(long)sizeof(BYTE)*picres.xr*picres.yr, 1))
|
| 1184 |
goto seekerr;
|
| 1185 |
if (fseek(fin3,
|
| 1186 |
(long)sizeof(BYTE)*2*picres.xr*picres.yr, 1))
|
| 1187 |
goto seekerr;
|
| 1188 |
}
|
| 1189 |
}
|
| 1190 |
return;
|
| 1191 |
case 'w': /* 16-bit */
|
| 1192 |
if (putprim == BRIGHT) {
|
| 1193 |
getval = getbword;
|
| 1194 |
putval = putbword;
|
| 1195 |
} else if (putprim != ALL) {
|
| 1196 |
getval = getbword;
|
| 1197 |
putval = putpword;
|
| 1198 |
} else {
|
| 1199 |
getval = getcword;
|
| 1200 |
putval = putcword;
|
| 1201 |
if (reverse && !interleave) {
|
| 1202 |
if (fin2 == NULL)
|
| 1203 |
goto namerr;
|
| 1204 |
if (fseek(fin2,
|
| 1205 |
(long)sizeof(uint16)*picres.xr*picres.yr, 1))
|
| 1206 |
goto seekerr;
|
| 1207 |
if (fseek(fin3,
|
| 1208 |
(long)sizeof(uint16)*2*picres.xr*picres.yr, 1))
|
| 1209 |
goto seekerr;
|
| 1210 |
}
|
| 1211 |
}
|
| 1212 |
return;
|
| 1213 |
}
|
| 1214 |
/* badopt: */ /* label not used */
|
| 1215 |
fprintf(stderr, "%s: botched file type\n", progname);
|
| 1216 |
quit(1);
|
| 1217 |
namerr:
|
| 1218 |
fprintf(stderr, "%s: non-interleaved file(s) must be named\n",
|
| 1219 |
progname);
|
| 1220 |
quit(1);
|
| 1221 |
seekerr:
|
| 1222 |
fprintf(stderr, "%s: cannot seek on interleaved input file\n",
|
| 1223 |
progname);
|
| 1224 |
quit(1);
|
| 1225 |
}
|
