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1.1 root 1: /* scanning program for ricoh scanner:
2: OPTIONS:
3: -rN resolution, N : (NOT TESTED)
4: 0 - 200x200
5: 1 - 200x100
6: 2 - 300x300 (default)
7: 3 - 240x240
8: -D dither
9: -t trace stages
10: -d detailed debugging
11: 16 Jan 89 (hsb): WINDOW=0 0 wid hgt changed:
12: 1. wid pixels, not; 2. hgt is calculated at 11.7 inches (still in pixels)
13: */
14: #include <stdio.h>
15: #include "rcocmd.h"
16: /* don't change this number - hardware puts out some number
17: of lines +- 5% - this makes sure we never
18: overrun the mapping registers */
19: #define MAX 1200000
20: #define IOALIGN 4*512
21: #define IMAX MAX + IOALIGN
22: char Buf[IMAX];
23: int cmdstat[] = {0, 0, 0};
24: int *cs = cmdstat;
25: char *resolution[]={
26: "200 200", "200 100", "300 300", "240 240" };
27: int width[]={ /* in bytes, not pixels */
28: 216, 216, 324, 260 };
29: int height[]={ /* 11.7 inches high */
30: 2340, 1170, 3510, 2808 };
31: char *ares = "300 300";
32: int wid = 324; /* in bytes, not pixels */
33: int ht = 3510;
34: int dither = 0;
35: int resol = 0;
36: int trace = 0;
37: int debug = 0;
38:
39: char *device = "/dev/ricoh";
40:
41: main(argc, argv)
42: char **argv;
43: {
44: int scanner, i, outp, count;
45: char *arg, *ptr, *b;
46:
47: argv++;
48: while(--argc > 0){
49: if(**argv == '-'){
50: arg = *argv++;
51: switch(*++arg){
52: case 't':
53: trace = 1;
54: break;
55: case 'd':
56: debug = 1;
57: break;
58: case 'D':
59: dither = 0;
60: break;
61: case 'r':
62: resol = *++arg;
63: resol -= '0';
64: if(resol <0 || resol > 3)
65: fprintf(stderr,"strange resolution %d using default\n",resol);
66: ares = resolution[resol];
67: wid = width[resol];
68: ht = height[resol];
69: break;
70:
71: case 'f':
72: device = ++arg;
73: break;
74: default:
75: fprintf(stderr,"unknown flag %s\n",arg);
76: exit(1);
77: }
78: }
79: else break;
80: }
81: if((scanner = open(device, 2)) == -1){
82: fprintf(stderr,"Can't open %s\n", device);
83: exit(1);
84: }
85: if(trace) fprintf(stderr,"opened ricoh\n");
86: if(argc != 0){
87: if((outp = creat(*argv,0666)) == -1){
88: fprintf(stderr,"Can't create output file %s\n",*argv);
89: exit(1);
90: }
91: }
92: else if((outp = creat("Junk", 0666)) == -1){
93: fprintf(stderr,"Can't create default output file junk\n");
94: exit(1);
95: }
96: if(trace) fprintf(stderr,"created output file\n");
97: sprintf(Buf,
98: "TYPE=binary\nWINDOW=0 0 %d %d\nRES=%s\n\n",
99: wid*8,ht,ares);
100: for(b=Buf; ;b++){
101: if(*b == '\n' && *(b+1) == '\n'){
102: count = b - Buf +2;
103: break;
104: }
105: }
106: if(write(outp, Buf, count) != count){
107: fprintf(stderr,"error while writing header\n");
108: exit(1);
109: }
110: if(dither){
111: *cs = dither;
112: if((i=ioctl(scanner,RCODITHER,cmdstat)) != 0){
113: fprintf(stderr,"ioctl error setting dither\n");
114: exit(1);
115: }
116: }
117: if(resol){
118: *cs = resol;
119: if((i=ioctl(scanner,RCORES,cmdstat)) != 0){
120: fprintf(stderr,"ioctl error setting resolution\n");
121: exit(1);
122: }
123: }
124: if(trace) fprintf(stderr,"about to read\n");
125: ptr = (char *)(((int)(Buf + IOALIGN-1)) & ~(IOALIGN-1));
126: if((i=read(scanner, ptr, MAX)) != MAX){
127: fprintf(stderr,"read error on scanner %d\n",i);
128: exit(1);
129: }
130: if(trace) fprintf(stderr,"returned from read\n");
131: if((ioctl(scanner, RCOHACK, cmdstat)) == 0) { /* obsolete */
132: fprintf(stderr, "offset %d, base = 0x%x\n", cmdstat[0], ptr);
133: ptr += cmdstat[0];
134: }
135: if((i=write(outp, ptr, MAX))!= MAX){
136: fprintf(stderr,"write error on output file\n");
137: exit(1);
138: }
139: close(scanner);
140: exit(0);
141: }
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