18 |
|
|
19 |
|
#define ASPECT (120./144.) /* pixel aspect ratio */ |
20 |
|
|
21 |
< |
#define FILTER "pfilt -1 -x %d -y %d -p %f %s",NCOLS,NROWS,ASPECT |
21 |
> |
#define FILTER "pfilt -1 -x %d -y %d -p %f",NCOLS,NROWS,ASPECT |
22 |
> |
#define FILTER_F "pfilt -1 -x %d -y %d -p %f \"%s\"",NCOLS,NROWS,ASPECT |
23 |
|
|
24 |
|
/* |
25 |
|
* Subtractive primaries are ordered: Yellow, Magenta, Cyan. |
31 |
|
|
32 |
|
int dofilter = 0; /* filter through pfilt first? */ |
33 |
|
|
34 |
+ |
static int printp(char *fname); |
35 |
+ |
static void plotscan(COLR scan[], int len, int y); |
36 |
+ |
static int colbit(COLR col, int x, int s); |
37 |
|
|
38 |
< |
main(argc, argv) |
39 |
< |
int argc; |
40 |
< |
char *argv[]; |
38 |
> |
|
39 |
> |
int |
40 |
> |
main( |
41 |
> |
int argc, |
42 |
> |
char *argv[] |
43 |
> |
) |
44 |
|
{ |
45 |
|
int i, status = 0; |
46 |
|
SET_DEFAULT_BINARY(); |
59 |
|
} |
60 |
|
|
61 |
|
|
62 |
< |
printp(fname) /* print a picture */ |
63 |
< |
char *fname; |
62 |
> |
static int |
63 |
> |
printp( /* print a picture */ |
64 |
> |
char *fname |
65 |
> |
) |
66 |
|
{ |
67 |
< |
char buf[64]; |
67 |
> |
char buf[PATH_MAX]; |
68 |
|
FILE *input; |
69 |
|
int xres, yres; |
70 |
|
COLR scanline[NCOLS]; |
72 |
|
|
73 |
|
if (dofilter) { |
74 |
|
if (fname == NULL) { |
75 |
< |
sprintf(buf, FILTER, ""); |
75 |
> |
sprintf(buf, FILTER); |
76 |
|
fname = "<stdin>"; |
77 |
|
} else |
78 |
< |
sprintf(buf, FILTER, fname); |
78 |
> |
sprintf(buf, FILTER_F, fname); |
79 |
|
if ((input = popen(buf, "r")) == NULL) { |
80 |
|
fprintf(stderr, "Cannot execute: %s\n", buf); |
81 |
|
return(-1); |
124 |
|
} |
125 |
|
|
126 |
|
|
127 |
< |
plotscan(scan, len, y) /* plot a scanline */ |
128 |
< |
COLR scan[]; |
129 |
< |
int len; |
130 |
< |
int y; |
127 |
> |
static void |
128 |
> |
plotscan( /* plot a scanline */ |
129 |
> |
COLR scan[], |
130 |
> |
int len, |
131 |
> |
int y |
132 |
> |
) |
133 |
|
{ |
134 |
|
int bpos; |
135 |
|
register long c; |
171 |
|
} |
172 |
|
|
173 |
|
|
174 |
< |
colbit(col, x, s) /* determine bit value for primary at x */ |
175 |
< |
COLR col; |
176 |
< |
register int x; |
177 |
< |
int s; |
174 |
> |
static int |
175 |
> |
colbit( /* determine bit value for primary at x */ |
176 |
> |
COLR col, |
177 |
> |
register int x, |
178 |
> |
int s |
179 |
> |
) |
180 |
|
{ |
181 |
|
static int cerr[NCOLS][3]; |
182 |
|
static int err[3]; |