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ef416fc2 | 1 | /* |
75bd9771 | 2 | * "$Id: rastertoepson.c 7450 2008-04-14 19:39:02Z mike $" |
ef416fc2 | 3 | * |
71e16022 | 4 | * EPSON ESC/P and ESC/P2 filter for CUPS. |
ef416fc2 | 5 | * |
71e16022 | 6 | * Copyright 2007-2010 by Apple Inc. |
c0e1af83 | 7 | * Copyright 1993-2007 by Easy Software Products. |
ef416fc2 | 8 | * |
9 | * These coded instructions, statements, and computer programs are the | |
bc44d920 | 10 | * property of Apple Inc. and are protected by Federal copyright |
11 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
12 | * which should have been included with this file. If this file is | |
13 | * file is missing or damaged, see the license at "http://www.cups.org/". | |
ef416fc2 | 14 | * |
15 | * This file is subject to the Apple OS-Developed Software exception. | |
16 | * | |
17 | * Contents: | |
18 | * | |
19 | * Setup() - Prepare the printer for printing. | |
20 | * StartPage() - Start a page of graphics. | |
21 | * EndPage() - Finish a page of graphics. | |
22 | * Shutdown() - Shutdown the printer. | |
23 | * CompressData() - Compress a line of graphics. | |
24 | * OutputLine() - Output a line of graphics. | |
25 | * main() - Main entry and processing of driver. | |
26 | */ | |
27 | ||
28 | /* | |
29 | * Include necessary headers... | |
30 | */ | |
31 | ||
32 | #include <cups/cups.h> | |
33 | #include <cups/ppd.h> | |
71e16022 MS |
34 | #include <cups/string-private.h> |
35 | #include <cups/language-private.h> | |
ac884b6a | 36 | #include <cups/raster.h> |
ef416fc2 | 37 | #include <unistd.h> |
38 | #include <fcntl.h> | |
39 | #include <signal.h> | |
40 | ||
41 | ||
42 | /* | |
43 | * Model numbers... | |
44 | */ | |
45 | ||
46 | #define EPSON_9PIN 0 | |
47 | #define EPSON_24PIN 1 | |
48 | #define EPSON_COLOR 2 | |
49 | #define EPSON_PHOTO 3 | |
50 | #define EPSON_ICOLOR 4 | |
51 | #define EPSON_IPHOTO 5 | |
52 | ||
53 | ||
54 | /* | |
55 | * Macros... | |
56 | */ | |
57 | ||
58 | #define pwrite(s,n) fwrite((s), 1, (n), stdout) | |
59 | ||
60 | ||
61 | /* | |
62 | * Globals... | |
63 | */ | |
64 | ||
65 | unsigned char *Planes[6], /* Output buffers */ | |
66 | *CompBuffer, /* Compression buffer */ | |
67 | *LineBuffers[2]; /* Line bitmap buffers */ | |
68 | int Model, /* Model number */ | |
69 | NumPlanes, /* Number of color planes */ | |
70 | Feed, /* Number of lines to skip */ | |
71 | EjectPage; /* Eject the page when done? */ | |
72 | int DotBit, /* Bit in buffers */ | |
73 | DotBytes, /* # bytes in a dot column */ | |
74 | DotColumns, /* # columns in 1/60 inch */ | |
75 | LineCount, /* # of lines processed */ | |
76 | EvenOffset, /* Offset into 'even' buffers */ | |
77 | OddOffset, /* Offset into 'odd' buffers */ | |
839a51c8 MS |
78 | Shingling, /* Shingle output? */ |
79 | Canceled; /* Has the current job been canceled? */ | |
ef416fc2 | 80 | |
81 | ||
82 | /* | |
83 | * Prototypes... | |
84 | */ | |
85 | ||
86 | void Setup(void); | |
839a51c8 MS |
87 | void StartPage(const ppd_file_t *ppd, const cups_page_header2_t *header); |
88 | void EndPage(const cups_page_header2_t *header); | |
ef416fc2 | 89 | void Shutdown(void); |
90 | ||
91 | void CancelJob(int sig); | |
92 | void CompressData(const unsigned char *line, int length, int plane, | |
93 | int type, int xstep, int ystep); | |
839a51c8 MS |
94 | void OutputLine(const cups_page_header2_t *header); |
95 | void OutputRows(const cups_page_header2_t *header, int row); | |
ef416fc2 | 96 | |
97 | ||
98 | /* | |
99 | * 'Setup()' - Prepare the printer for printing. | |
100 | */ | |
101 | ||
102 | void | |
103 | Setup(void) | |
104 | { | |
178cb736 | 105 | const char *device_uri; /* The device for the printer... */ |
ef416fc2 | 106 | |
107 | ||
108 | /* | |
109 | * EPSON USB printers need an additional command issued at the | |
110 | * beginning of each job to exit from "packet" mode... | |
111 | */ | |
112 | ||
113 | if ((device_uri = getenv("DEVICE_URI")) != NULL && | |
114 | strncmp(device_uri, "usb:", 4) == 0 && Model >= EPSON_ICOLOR) | |
115 | pwrite("\000\000\000\033\001@EJL 1284.4\n@EJL \n\033@", 29); | |
116 | } | |
117 | ||
118 | ||
119 | /* | |
120 | * 'StartPage()' - Start a page of graphics. | |
121 | */ | |
122 | ||
123 | void | |
178cb736 MS |
124 | StartPage( |
125 | const ppd_file_t *ppd, /* I - PPD file */ | |
126 | const cups_page_header2_t *header) /* I - Page header */ | |
ef416fc2 | 127 | { |
178cb736 MS |
128 | int n, t; /* Numbers */ |
129 | int plane; /* Looping var */ | |
ef416fc2 | 130 | |
ef416fc2 | 131 | |
132 | /* | |
133 | * Send a reset sequence. | |
134 | */ | |
135 | ||
91c84a35 | 136 | if (ppd && ppd->nickname && strstr(ppd->nickname, "OKIDATA") != NULL) |
ef416fc2 | 137 | printf("\033{A"); /* Set EPSON emulation mode */ |
138 | ||
139 | printf("\033@"); | |
140 | ||
141 | /* | |
142 | * See which type of printer we are using... | |
143 | */ | |
144 | ||
91c84a35 | 145 | switch (Model) |
ef416fc2 | 146 | { |
147 | case EPSON_9PIN : | |
148 | case EPSON_24PIN : | |
149 | printf("\033P\022"); /* Set 10 CPI */ | |
150 | ||
151 | if (header->HWResolution[0] == 360 || header->HWResolution[0] == 240) | |
152 | { | |
153 | printf("\033x1"); /* LQ printing */ | |
154 | printf("\033U1"); /* Unidirectional */ | |
155 | } | |
156 | else | |
157 | { | |
158 | printf("\033x0"); /* Draft printing */ | |
159 | printf("\033U0"); /* Bidirectional */ | |
160 | } | |
161 | ||
162 | printf("\033l%c\033Q%c", 0, /* Side margins */ | |
163 | (int)(10.0 * header->PageSize[0] / 72.0 + 0.5)); | |
178cb736 MS |
164 | printf("\033\062\033C%c", /* Page length in 1/6th inches */ |
165 | (int)(header->PageSize[1] / 12.0 + 0.5)); | |
ef416fc2 | 166 | printf("\033N%c", 0); /* Bottom margin */ |
167 | printf("\033O"); /* No perforation skip */ | |
168 | ||
169 | /* | |
170 | * Setup various buffer limits... | |
171 | */ | |
172 | ||
173 | DotBytes = header->cupsRowCount / 8; | |
174 | DotColumns = header->HWResolution[0] / 60; | |
175 | Shingling = 0; | |
176 | ||
91c84a35 | 177 | if (Model == EPSON_9PIN) |
ef416fc2 | 178 | printf("\033\063\030"); /* Set line feed */ |
179 | else | |
180 | switch (header->HWResolution[0]) | |
181 | { | |
182 | case 60: | |
183 | case 120 : | |
184 | case 240 : | |
185 | printf("\033\063\030"); /* Set line feed */ | |
186 | break; | |
187 | ||
188 | case 180 : | |
189 | case 360 : | |
190 | Shingling = 1; | |
191 | ||
192 | if (header->HWResolution[1] == 180) | |
193 | printf("\033\063\010");/* Set line feed */ | |
194 | else | |
195 | printf("\033+\010"); /* Set line feed */ | |
196 | break; | |
197 | } | |
198 | break; | |
199 | ||
200 | default : | |
201 | /* | |
202 | * Set graphics mode... | |
203 | */ | |
204 | ||
205 | pwrite("\033(G\001\000\001", 6); /* Graphics mode */ | |
206 | ||
207 | /* | |
208 | * Set the media size... | |
209 | */ | |
210 | ||
211 | if (Model < EPSON_ICOLOR) | |
212 | { | |
213 | pwrite("\033(U\001\000", 5); /* Resolution/units */ | |
214 | putchar(3600 / header->HWResolution[1]); | |
215 | } | |
216 | else | |
217 | { | |
218 | pwrite("\033(U\005\000", 5); | |
219 | putchar(1440 / header->HWResolution[1]); | |
220 | putchar(1440 / header->HWResolution[1]); | |
221 | putchar(1440 / header->HWResolution[0]); | |
222 | putchar(0xa0); /* n/1440ths... */ | |
223 | putchar(0x05); | |
224 | } | |
225 | ||
226 | n = header->PageSize[1] * header->HWResolution[1] / 72.0; | |
227 | ||
228 | pwrite("\033(C\002\000", 5); /* Page length */ | |
229 | putchar(n); | |
230 | putchar(n >> 8); | |
231 | ||
91c84a35 MS |
232 | if (ppd) |
233 | t = (ppd->sizes[1].length - ppd->sizes[1].top) * | |
234 | header->HWResolution[1] / 72.0; | |
235 | else | |
236 | t = 0; | |
ef416fc2 | 237 | |
238 | pwrite("\033(c\004\000", 5); /* Top & bottom margins */ | |
239 | putchar(t); | |
240 | putchar(t >> 8); | |
241 | putchar(n); | |
242 | putchar(n >> 8); | |
243 | ||
244 | if (header->HWResolution[1] == 720) | |
245 | { | |
246 | pwrite("\033(i\001\000\001", 6); /* Microweave */ | |
247 | pwrite("\033(e\002\000\000\001", 7); /* Small dots */ | |
248 | } | |
249 | ||
250 | pwrite("\033(V\002\000\000\000", 7); /* Set absolute position 0 */ | |
251 | ||
252 | DotBytes = 0; | |
253 | DotColumns = 0; | |
254 | Shingling = 0; | |
255 | break; | |
256 | } | |
257 | ||
258 | /* | |
259 | * Set other stuff... | |
260 | */ | |
261 | ||
262 | if (header->cupsColorSpace == CUPS_CSPACE_CMY) | |
263 | NumPlanes = 3; | |
264 | else if (header->cupsColorSpace == CUPS_CSPACE_KCMY) | |
265 | NumPlanes = 4; | |
266 | else if (header->cupsColorSpace == CUPS_CSPACE_KCMYcm) | |
267 | NumPlanes = 6; | |
268 | else | |
269 | NumPlanes = 1; | |
270 | ||
271 | Feed = 0; /* No blank lines yet */ | |
272 | ||
273 | /* | |
274 | * Allocate memory for a line/row of graphics... | |
275 | */ | |
276 | ||
91c84a35 MS |
277 | if ((Planes[0] = malloc(header->cupsBytesPerLine)) == NULL) |
278 | { | |
4d301e69 | 279 | fputs("ERROR: Unable to allocate memory\n", stderr); |
91c84a35 MS |
280 | exit(1); |
281 | } | |
282 | ||
ef416fc2 | 283 | for (plane = 1; plane < NumPlanes; plane ++) |
284 | Planes[plane] = Planes[0] + plane * header->cupsBytesPerLine / NumPlanes; | |
285 | ||
286 | if (header->cupsCompression || DotBytes) | |
91c84a35 MS |
287 | { |
288 | if ((CompBuffer = calloc(2, header->cupsWidth)) == NULL) | |
289 | { | |
4d301e69 | 290 | fputs("ERROR: Unable to allocate memory\n", stderr); |
91c84a35 MS |
291 | exit(1); |
292 | } | |
293 | } | |
ef416fc2 | 294 | else |
295 | CompBuffer = NULL; | |
296 | ||
297 | if (DotBytes) | |
298 | { | |
91c84a35 MS |
299 | if ((LineBuffers[0] = calloc(DotBytes, |
300 | header->cupsWidth * (Shingling + 1))) == NULL) | |
301 | { | |
4d301e69 | 302 | fputs("ERROR: Unable to allocate memory\n", stderr); |
91c84a35 MS |
303 | exit(1); |
304 | } | |
305 | ||
ef416fc2 | 306 | LineBuffers[1] = LineBuffers[0] + DotBytes * header->cupsWidth; |
307 | DotBit = 128; | |
308 | LineCount = 0; | |
309 | EvenOffset = 0; | |
310 | OddOffset = 0; | |
311 | } | |
312 | } | |
313 | ||
314 | ||
315 | /* | |
316 | * 'EndPage()' - Finish a page of graphics. | |
317 | */ | |
318 | ||
319 | void | |
178cb736 MS |
320 | EndPage( |
321 | const cups_page_header2_t *header) /* I - Page header */ | |
ef416fc2 | 322 | { |
ef416fc2 | 323 | if (DotBytes && header) |
324 | { | |
325 | /* | |
326 | * Flush remaining graphics as needed... | |
327 | */ | |
328 | ||
329 | if (!Shingling) | |
330 | { | |
331 | if (DotBit < 128 || EvenOffset) | |
332 | OutputRows(header, 0); | |
333 | } | |
334 | else if (OddOffset > EvenOffset) | |
335 | { | |
336 | OutputRows(header, 1); | |
337 | OutputRows(header, 0); | |
338 | } | |
339 | else | |
340 | { | |
341 | OutputRows(header, 0); | |
342 | OutputRows(header, 1); | |
343 | } | |
344 | } | |
345 | ||
346 | /* | |
347 | * Eject the current page... | |
348 | */ | |
349 | ||
178cb736 | 350 | putchar(12); /* Form feed */ |
ef416fc2 | 351 | fflush(stdout); |
352 | ||
ef416fc2 | 353 | /* |
354 | * Free memory... | |
355 | */ | |
356 | ||
357 | free(Planes[0]); | |
358 | ||
359 | if (CompBuffer) | |
360 | free(CompBuffer); | |
361 | ||
362 | if (DotBytes) | |
363 | free(LineBuffers[0]); | |
364 | } | |
365 | ||
366 | ||
367 | /* | |
368 | * 'Shutdown()' - Shutdown the printer. | |
369 | */ | |
370 | ||
371 | void | |
372 | Shutdown(void) | |
373 | { | |
374 | /* | |
375 | * Send a reset sequence. | |
376 | */ | |
377 | ||
378 | printf("\033@"); | |
379 | } | |
380 | ||
381 | ||
382 | /* | |
383 | * 'CancelJob()' - Cancel the current job... | |
384 | */ | |
385 | ||
386 | void | |
387 | CancelJob(int sig) /* I - Signal */ | |
388 | { | |
ef416fc2 | 389 | (void)sig; |
390 | ||
839a51c8 | 391 | Canceled = 1; |
ef416fc2 | 392 | } |
393 | ||
394 | ||
395 | /* | |
396 | * 'CompressData()' - Compress a line of graphics. | |
397 | */ | |
398 | ||
399 | void | |
400 | CompressData(const unsigned char *line, /* I - Data to compress */ | |
401 | int length,/* I - Number of bytes */ | |
402 | int plane, /* I - Color plane */ | |
403 | int type, /* I - Type of compression */ | |
404 | int xstep, /* I - X resolution */ | |
405 | int ystep) /* I - Y resolution */ | |
406 | { | |
407 | const unsigned char *line_ptr, /* Current byte pointer */ | |
408 | *line_end, /* End-of-line byte pointer */ | |
409 | *start; /* Start of compression sequence */ | |
410 | unsigned char *comp_ptr, /* Pointer into compression buffer */ | |
411 | temp; /* Current byte */ | |
412 | int count; /* Count of bytes for output */ | |
413 | static int ctable[6] = { 0, 2, 1, 4, 18, 17 }; | |
414 | /* KCMYcm color values */ | |
415 | ||
416 | ||
417 | /* | |
418 | * Setup pointers... | |
419 | */ | |
420 | ||
421 | line_ptr = line; | |
422 | line_end = line + length; | |
423 | ||
424 | /* | |
425 | * Do depletion for 720 DPI printing... | |
426 | */ | |
427 | ||
428 | if (ystep == 5) | |
429 | { | |
430 | for (comp_ptr = (unsigned char *)line; comp_ptr < line_end;) | |
431 | { | |
432 | /* | |
433 | * Grab the current byte... | |
434 | */ | |
435 | ||
436 | temp = *comp_ptr; | |
437 | ||
438 | /* | |
439 | * Check adjacent bits... | |
440 | */ | |
441 | ||
442 | if ((temp & 0xc0) == 0xc0) | |
443 | temp &= 0xbf; | |
444 | if ((temp & 0x60) == 0x60) | |
445 | temp &= 0xdf; | |
446 | if ((temp & 0x30) == 0x30) | |
447 | temp &= 0xef; | |
448 | if ((temp & 0x18) == 0x18) | |
449 | temp &= 0xf7; | |
450 | if ((temp & 0x0c) == 0x0c) | |
451 | temp &= 0xfb; | |
452 | if ((temp & 0x06) == 0x06) | |
453 | temp &= 0xfd; | |
454 | if ((temp & 0x03) == 0x03) | |
455 | temp &= 0xfe; | |
456 | ||
457 | *comp_ptr++ = temp; | |
458 | ||
459 | /* | |
460 | * Check the last bit in the current byte and the first bit in the | |
461 | * next byte... | |
462 | */ | |
463 | ||
464 | if ((temp & 0x01) && comp_ptr < line_end && *comp_ptr & 0x80) | |
465 | *comp_ptr &= 0x7f; | |
466 | } | |
467 | } | |
468 | ||
469 | switch (type) | |
470 | { | |
471 | case 0 : | |
472 | /* | |
473 | * Do no compression... | |
474 | */ | |
475 | break; | |
476 | ||
477 | case 1 : | |
478 | /* | |
479 | * Do TIFF pack-bits encoding... | |
480 | */ | |
481 | ||
482 | comp_ptr = CompBuffer; | |
483 | ||
484 | while (line_ptr < line_end) | |
485 | { | |
486 | if ((line_ptr + 1) >= line_end) | |
487 | { | |
488 | /* | |
489 | * Single byte on the end... | |
490 | */ | |
491 | ||
492 | *comp_ptr++ = 0x00; | |
493 | *comp_ptr++ = *line_ptr++; | |
494 | } | |
495 | else if (line_ptr[0] == line_ptr[1]) | |
496 | { | |
497 | /* | |
498 | * Repeated sequence... | |
499 | */ | |
500 | ||
501 | line_ptr ++; | |
502 | count = 2; | |
503 | ||
504 | while (line_ptr < (line_end - 1) && | |
505 | line_ptr[0] == line_ptr[1] && | |
506 | count < 127) | |
507 | { | |
508 | line_ptr ++; | |
509 | count ++; | |
510 | } | |
511 | ||
512 | *comp_ptr++ = 257 - count; | |
513 | *comp_ptr++ = *line_ptr++; | |
514 | } | |
515 | else | |
516 | { | |
517 | /* | |
518 | * Non-repeated sequence... | |
519 | */ | |
520 | ||
521 | start = line_ptr; | |
522 | line_ptr ++; | |
523 | count = 1; | |
524 | ||
525 | while (line_ptr < (line_end - 1) && | |
526 | line_ptr[0] != line_ptr[1] && | |
527 | count < 127) | |
528 | { | |
529 | line_ptr ++; | |
530 | count ++; | |
531 | } | |
532 | ||
533 | *comp_ptr++ = count - 1; | |
534 | ||
535 | memcpy(comp_ptr, start, count); | |
536 | comp_ptr += count; | |
537 | } | |
538 | } | |
539 | ||
540 | line_ptr = CompBuffer; | |
541 | line_end = comp_ptr; | |
542 | break; | |
543 | } | |
544 | ||
545 | putchar(0x0d); /* Move print head to left margin */ | |
546 | ||
547 | if (Model < EPSON_ICOLOR) | |
548 | { | |
549 | /* | |
550 | * Do graphics the "old" way... | |
551 | */ | |
552 | ||
553 | if (NumPlanes > 1) | |
554 | { | |
555 | /* | |
556 | * Set the color... | |
557 | */ | |
558 | ||
559 | if (plane > 3) | |
560 | printf("\033(r%c%c%c%c", 2, 0, 1, ctable[plane] & 15); | |
561 | /* Set extended color */ | |
562 | else if (NumPlanes == 3) | |
563 | printf("\033r%c", ctable[plane + 1]); | |
564 | /* Set color */ | |
565 | else | |
566 | printf("\033r%c", ctable[plane]); /* Set color */ | |
567 | } | |
568 | ||
569 | /* | |
570 | * Send a raster plane... | |
571 | */ | |
572 | ||
573 | length *= 8; | |
574 | printf("\033."); /* Raster graphics */ | |
575 | putchar(type); | |
576 | putchar(ystep); | |
577 | putchar(xstep); | |
578 | putchar(1); | |
579 | putchar(length); | |
580 | putchar(length >> 8); | |
581 | } | |
582 | else | |
583 | { | |
584 | /* | |
585 | * Do graphics the "new" way... | |
586 | */ | |
587 | ||
588 | printf("\033i"); | |
589 | putchar(ctable[plane]); | |
590 | putchar(type); | |
591 | putchar(1); | |
592 | putchar(length & 255); | |
593 | putchar(length >> 8); | |
594 | putchar(1); | |
595 | putchar(0); | |
596 | } | |
597 | ||
598 | pwrite(line_ptr, line_end - line_ptr); | |
599 | fflush(stdout); | |
600 | } | |
601 | ||
602 | ||
603 | /* | |
604 | * 'OutputLine()' - Output a line of graphics. | |
605 | */ | |
606 | ||
607 | void | |
178cb736 MS |
608 | OutputLine( |
609 | const cups_page_header2_t *header) /* I - Page header */ | |
ef416fc2 | 610 | { |
611 | if (header->cupsRowCount) | |
612 | { | |
613 | int width; | |
614 | unsigned char *tempptr, | |
615 | *evenptr, | |
616 | *oddptr; | |
617 | register int x; | |
618 | unsigned char bit; | |
619 | const unsigned char *pixel; | |
620 | unsigned char *temp; | |
621 | ||
622 | ||
623 | /* | |
624 | * Collect bitmap data in the line buffers and write after each buffer. | |
625 | */ | |
626 | ||
627 | for (x = header->cupsWidth, bit = 128, pixel = Planes[0], | |
628 | temp = CompBuffer; | |
629 | x > 0; | |
630 | x --, temp ++) | |
631 | { | |
632 | if (*pixel & bit) | |
633 | *temp |= DotBit; | |
634 | ||
635 | if (bit > 1) | |
636 | bit >>= 1; | |
637 | else | |
638 | { | |
639 | bit = 128; | |
640 | pixel ++; | |
641 | } | |
642 | } | |
643 | ||
644 | if (DotBit > 1) | |
645 | DotBit >>= 1; | |
646 | else | |
647 | { | |
648 | /* | |
649 | * Copy the holding buffer to the output buffer, shingling as necessary... | |
650 | */ | |
651 | ||
652 | if (Shingling && LineCount != 0) | |
653 | { | |
654 | /* | |
655 | * Shingle the output... | |
656 | */ | |
657 | ||
658 | if (LineCount & 1) | |
659 | { | |
660 | evenptr = LineBuffers[1] + OddOffset; | |
661 | oddptr = LineBuffers[0] + EvenOffset + DotBytes; | |
662 | } | |
663 | else | |
664 | { | |
665 | evenptr = LineBuffers[0] + EvenOffset; | |
666 | oddptr = LineBuffers[1] + OddOffset + DotBytes; | |
667 | } | |
668 | ||
669 | for (width = header->cupsWidth, tempptr = CompBuffer; | |
670 | width > 0; | |
671 | width -= 2, tempptr += 2, oddptr += DotBytes * 2, | |
672 | evenptr += DotBytes * 2) | |
673 | { | |
674 | evenptr[0] = tempptr[0]; | |
675 | oddptr[0] = tempptr[1]; | |
676 | } | |
677 | } | |
678 | else | |
679 | { | |
680 | /* | |
681 | * Don't shingle the output... | |
682 | */ | |
683 | ||
684 | for (width = header->cupsWidth, tempptr = CompBuffer, | |
685 | evenptr = LineBuffers[0] + EvenOffset; | |
686 | width > 0; | |
687 | width --, tempptr ++, evenptr += DotBytes) | |
688 | *evenptr = tempptr[0]; | |
689 | } | |
690 | ||
691 | if (Shingling && LineCount != 0) | |
692 | { | |
693 | EvenOffset ++; | |
694 | OddOffset ++; | |
695 | ||
696 | if (EvenOffset == DotBytes) | |
697 | { | |
698 | EvenOffset = 0; | |
699 | OutputRows(header, 0); | |
700 | } | |
701 | ||
702 | if (OddOffset == DotBytes) | |
703 | { | |
704 | OddOffset = 0; | |
705 | OutputRows(header, 1); | |
706 | } | |
707 | } | |
708 | else | |
709 | { | |
710 | EvenOffset ++; | |
711 | ||
712 | if (EvenOffset == DotBytes) | |
713 | { | |
714 | EvenOffset = 0; | |
715 | OutputRows(header, 0); | |
716 | } | |
717 | } | |
718 | ||
719 | DotBit = 128; | |
720 | LineCount ++; | |
721 | ||
722 | memset(CompBuffer, 0, header->cupsWidth); | |
723 | } | |
724 | } | |
725 | else | |
726 | { | |
727 | int plane; /* Current plane */ | |
728 | int bytes; /* Bytes per plane */ | |
729 | int xstep, ystep; /* X & Y resolutions */ | |
730 | ||
731 | ||
732 | /* | |
733 | * Write a single line of bitmap data as needed... | |
734 | */ | |
735 | ||
736 | xstep = 3600 / header->HWResolution[0]; | |
737 | ystep = 3600 / header->HWResolution[1]; | |
738 | bytes = header->cupsBytesPerLine / NumPlanes; | |
739 | ||
740 | for (plane = 0; plane < NumPlanes; plane ++) | |
741 | { | |
742 | /* | |
743 | * Skip blank data... | |
744 | */ | |
745 | ||
746 | if (!Planes[plane][0] && | |
747 | memcmp(Planes[plane], Planes[plane] + 1, bytes - 1) == 0) | |
748 | continue; | |
749 | ||
750 | /* | |
751 | * Output whitespace as needed... | |
752 | */ | |
753 | ||
754 | if (Feed > 0) | |
755 | { | |
756 | pwrite("\033(v\002\000", 5); /* Relative vertical position */ | |
757 | putchar(Feed); | |
758 | putchar(Feed >> 8); | |
759 | ||
760 | Feed = 0; | |
761 | } | |
762 | ||
763 | CompressData(Planes[plane], bytes, plane, header->cupsCompression, xstep, | |
764 | ystep); | |
765 | } | |
766 | ||
767 | Feed ++; | |
768 | } | |
769 | } | |
770 | ||
771 | ||
772 | /* | |
773 | * 'OutputRows()' - Output 8, 24, or 48 rows. | |
774 | */ | |
775 | ||
776 | void | |
178cb736 MS |
777 | OutputRows( |
778 | const cups_page_header2_t *header, /* I - Page image header */ | |
779 | int row) /* I - Row number (0 or 1) */ | |
ef416fc2 | 780 | { |
178cb736 MS |
781 | unsigned i, n; /* Looping vars */ |
782 | int dot_count, /* Number of bytes to print */ | |
783 | dot_min; /* Minimum number of bytes */ | |
784 | unsigned char *dot_ptr, /* Pointer to print data */ | |
785 | *ptr; /* Current data */ | |
ef416fc2 | 786 | |
787 | ||
788 | dot_min = DotBytes * DotColumns; | |
789 | ||
790 | if (LineBuffers[row][0] != 0 || | |
791 | memcmp(LineBuffers[row], LineBuffers[row] + 1, | |
792 | header->cupsWidth * DotBytes - 1)) | |
793 | { | |
794 | /* | |
795 | * Skip leading space... | |
796 | */ | |
797 | ||
798 | i = 0; | |
799 | dot_count = header->cupsWidth * DotBytes; | |
800 | dot_ptr = LineBuffers[row]; | |
801 | ||
802 | while (dot_count >= dot_min && dot_ptr[0] == 0 && | |
803 | memcmp(dot_ptr, dot_ptr + 1, dot_min - 1) == 0) | |
804 | { | |
805 | i ++; | |
806 | dot_ptr += dot_min; | |
807 | dot_count -= dot_min; | |
808 | } | |
809 | ||
810 | /* | |
811 | * Skip trailing space... | |
812 | */ | |
813 | ||
814 | while (dot_count >= dot_min && dot_ptr[dot_count - dot_min] == 0 && | |
815 | memcmp(dot_ptr + dot_count - dot_min, | |
816 | dot_ptr + dot_count - dot_min + 1, dot_min - 1) == 0) | |
817 | dot_count -= dot_min; | |
818 | ||
819 | /* | |
820 | * Position print head for printing... | |
821 | */ | |
822 | ||
823 | if (i == 0) | |
824 | putchar('\r'); | |
825 | else | |
826 | { | |
827 | putchar(0x1b); | |
828 | putchar('$'); | |
829 | putchar(i & 255); | |
830 | putchar(i >> 8); | |
831 | } | |
832 | ||
833 | /* | |
834 | * Start bitmap graphics for this line... | |
835 | */ | |
836 | ||
837 | printf("\033*"); /* Select bit image */ | |
838 | switch (header->HWResolution[0]) | |
839 | { | |
840 | case 60 : /* 60x60/72 DPI gfx */ | |
841 | putchar(0); | |
842 | break; | |
843 | case 120 : /* 120x60/72 DPI gfx */ | |
844 | putchar(1); | |
845 | break; | |
846 | case 180 : /* 180 DPI gfx */ | |
847 | putchar(39); | |
848 | break; | |
849 | case 240 : /* 240x72 DPI gfx */ | |
850 | putchar(3); | |
851 | break; | |
852 | case 360 : /* 360x180/360 DPI gfx */ | |
853 | if (header->HWResolution[1] == 180) | |
854 | { | |
855 | if (Shingling && LineCount != 0) | |
856 | putchar(40); /* 360x180 fast */ | |
857 | else | |
858 | putchar(41); /* 360x180 slow */ | |
859 | } | |
860 | else | |
861 | { | |
862 | if (Shingling && LineCount != 0) | |
863 | putchar(72); /* 360x360 fast */ | |
864 | else | |
865 | putchar(73); /* 360x360 slow */ | |
866 | } | |
867 | break; | |
868 | } | |
869 | ||
870 | n = (unsigned)dot_count / DotBytes; | |
871 | putchar(n & 255); | |
872 | putchar(n / 256); | |
873 | ||
874 | /* | |
875 | * Write the graphics data... | |
876 | */ | |
877 | ||
878 | if (header->HWResolution[0] == 120 || | |
879 | header->HWResolution[0] == 240) | |
880 | { | |
881 | /* | |
882 | * Need to interleave the dots to avoid hosing the print head... | |
883 | */ | |
884 | ||
885 | for (n = dot_count / 2, ptr = dot_ptr; n > 0; n --, ptr += 2) | |
886 | { | |
887 | putchar(*ptr); | |
888 | putchar(0); | |
889 | } | |
890 | ||
891 | /* | |
892 | * Move the head back and print the odd bytes... | |
893 | */ | |
894 | ||
895 | if (i == 0) | |
896 | putchar('\r'); | |
897 | else | |
898 | { | |
899 | putchar(0x1b); | |
900 | putchar('$'); | |
901 | putchar(i & 255); | |
902 | putchar(i >> 8); | |
903 | } | |
904 | ||
905 | if (header->HWResolution[0] == 120) | |
906 | printf("\033*\001"); /* Select bit image */ | |
907 | else | |
908 | printf("\033*\003"); /* Select bit image */ | |
909 | ||
910 | n = (unsigned)dot_count / DotBytes; | |
911 | putchar(n & 255); | |
912 | putchar(n / 256); | |
913 | ||
914 | for (n = dot_count / 2, ptr = dot_ptr + 1; n > 0; n --, ptr += 2) | |
915 | { | |
916 | putchar(0); | |
917 | putchar(*ptr); | |
918 | } | |
919 | } | |
920 | else | |
921 | pwrite(dot_ptr, dot_count); | |
922 | } | |
923 | ||
924 | /* | |
925 | * Feed the paper... | |
926 | */ | |
927 | ||
928 | putchar('\n'); | |
929 | ||
930 | if (Shingling && row == 1) | |
931 | { | |
932 | if (header->HWResolution[1] == 360) | |
933 | printf("\n\n\n\n"); | |
934 | else | |
935 | printf("\n"); | |
936 | } | |
937 | ||
938 | fflush(stdout); | |
939 | ||
940 | /* | |
941 | * Clear the buffer... | |
942 | */ | |
943 | ||
944 | memset(LineBuffers[row], 0, header->cupsWidth * DotBytes); | |
945 | } | |
946 | ||
947 | ||
948 | /* | |
949 | * 'main()' - Main entry and processing of driver. | |
950 | */ | |
951 | ||
839a51c8 MS |
952 | int /* O - Exit status */ |
953 | main(int argc, /* I - Number of command-line arguments */ | |
954 | char *argv[]) /* I - Command-line arguments */ | |
ef416fc2 | 955 | { |
839a51c8 MS |
956 | int fd; /* File descriptor */ |
957 | cups_raster_t *ras; /* Raster stream for printing */ | |
958 | cups_page_header2_t header; /* Page header from file */ | |
959 | ppd_file_t *ppd; /* PPD file */ | |
960 | int page; /* Current page */ | |
961 | int y; /* Current line */ | |
962 | #if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET) | |
963 | struct sigaction action; /* Actions for POSIX signals */ | |
964 | #endif /* HAVE_SIGACTION && !HAVE_SIGSET */ | |
ef416fc2 | 965 | |
966 | ||
967 | /* | |
968 | * Make sure status messages are not buffered... | |
969 | */ | |
970 | ||
971 | setbuf(stderr, NULL); | |
972 | ||
973 | /* | |
974 | * Check command-line... | |
975 | */ | |
976 | ||
977 | if (argc < 6 || argc > 7) | |
978 | { | |
979 | /* | |
980 | * We don't have the correct number of arguments; write an error message | |
981 | * and return. | |
982 | */ | |
983 | ||
0837b7e8 MS |
984 | _cupsLangPrintFilter(stderr, "ERROR", |
985 | _("%s job-id user title copies options [file]"), | |
986 | "rastertoepson"); | |
ef416fc2 | 987 | return (1); |
988 | } | |
989 | ||
990 | /* | |
991 | * Open the page stream... | |
992 | */ | |
993 | ||
994 | if (argc == 7) | |
995 | { | |
996 | if ((fd = open(argv[6], O_RDONLY)) == -1) | |
997 | { | |
0837b7e8 | 998 | _cupsLangPrintError("ERROR", _("Unable to open raster file")); |
ef416fc2 | 999 | sleep(1); |
1000 | return (1); | |
1001 | } | |
1002 | } | |
1003 | else | |
1004 | fd = 0; | |
1005 | ||
1006 | ras = cupsRasterOpen(fd, CUPS_RASTER_READ); | |
1007 | ||
839a51c8 MS |
1008 | /* |
1009 | * Register a signal handler to eject the current page if the | |
1010 | * job is cancelled. | |
1011 | */ | |
1012 | ||
1013 | Canceled = 0; | |
1014 | ||
1015 | #ifdef HAVE_SIGSET /* Use System V signals over POSIX to avoid bugs */ | |
1016 | sigset(SIGTERM, CancelJob); | |
1017 | #elif defined(HAVE_SIGACTION) | |
1018 | memset(&action, 0, sizeof(action)); | |
1019 | ||
1020 | sigemptyset(&action.sa_mask); | |
1021 | action.sa_handler = CancelJob; | |
1022 | sigaction(SIGTERM, &action, NULL); | |
1023 | #else | |
1024 | signal(SIGTERM, CancelJob); | |
1025 | #endif /* HAVE_SIGSET */ | |
1026 | ||
ef416fc2 | 1027 | /* |
1028 | * Initialize the print device... | |
1029 | */ | |
1030 | ||
1031 | ppd = ppdOpenFile(getenv("PPD")); | |
c7017ecc MS |
1032 | if (!ppd) |
1033 | { | |
1034 | ppd_status_t status; /* PPD error */ | |
1035 | int linenum; /* Line number */ | |
1036 | ||
0837b7e8 MS |
1037 | _cupsLangPrintFilter(stderr, "ERROR", |
1038 | _("The PPD file could not be opened.")); | |
c7017ecc MS |
1039 | |
1040 | status = ppdLastError(&linenum); | |
1041 | ||
1042 | fprintf(stderr, "DEBUG: %s on line %d.\n", ppdErrorString(status), linenum); | |
1043 | ||
1044 | return (1); | |
1045 | } | |
1046 | ||
1047 | Model = ppd->model_number; | |
ef416fc2 | 1048 | |
1049 | Setup(); | |
1050 | ||
1051 | /* | |
1052 | * Process pages as needed... | |
1053 | */ | |
1054 | ||
1055 | page = 0; | |
1056 | ||
839a51c8 | 1057 | while (cupsRasterReadHeader2(ras, &header)) |
ef416fc2 | 1058 | { |
1059 | /* | |
1060 | * Write a status message with the page number and number of copies. | |
1061 | */ | |
1062 | ||
839a51c8 MS |
1063 | if (Canceled) |
1064 | break; | |
1065 | ||
ef416fc2 | 1066 | page ++; |
1067 | ||
1068 | fprintf(stderr, "PAGE: %d %d\n", page, header.NumCopies); | |
0837b7e8 | 1069 | _cupsLangPrintFilter(stderr, "INFO", _("Starting page %d."), page); |
ef416fc2 | 1070 | |
1071 | /* | |
1072 | * Start the page... | |
1073 | */ | |
1074 | ||
1075 | StartPage(ppd, &header); | |
1076 | ||
1077 | /* | |
1078 | * Loop for each line on the page... | |
1079 | */ | |
1080 | ||
1081 | for (y = 0; y < header.cupsHeight; y ++) | |
1082 | { | |
1083 | /* | |
1084 | * Let the user know how far we have progressed... | |
1085 | */ | |
1086 | ||
839a51c8 MS |
1087 | if (Canceled) |
1088 | break; | |
1089 | ||
ef416fc2 | 1090 | if ((y & 127) == 0) |
0837b7e8 MS |
1091 | { |
1092 | _cupsLangPrintFilter(stderr, "INFO", | |
1093 | _("Printing page %d, %d%% complete."), | |
1094 | page, 100 * y / header.cupsHeight); | |
1095 | fprintf(stderr, "ATTR: job-media-progress=%d\n", | |
1096 | 100 * y / header.cupsHeight); | |
1097 | } | |
ef416fc2 | 1098 | |
1099 | /* | |
1100 | * Read a line of graphics... | |
1101 | */ | |
1102 | ||
1103 | if (cupsRasterReadPixels(ras, Planes[0], header.cupsBytesPerLine) < 1) | |
1104 | break; | |
1105 | ||
1106 | /* | |
1107 | * Write it to the printer... | |
1108 | */ | |
1109 | ||
1110 | OutputLine(&header); | |
1111 | } | |
1112 | ||
1113 | /* | |
1114 | * Eject the page... | |
1115 | */ | |
1116 | ||
0837b7e8 MS |
1117 | _cupsLangPrintFilter(stderr, "INFO", _("Finished page %d."), page); |
1118 | ||
ef416fc2 | 1119 | EndPage(&header); |
839a51c8 MS |
1120 | |
1121 | if (Canceled) | |
1122 | break; | |
ef416fc2 | 1123 | } |
1124 | ||
1125 | /* | |
1126 | * Shutdown the printer... | |
1127 | */ | |
1128 | ||
1129 | Shutdown(); | |
1130 | ||
1131 | ppdClose(ppd); | |
1132 | ||
1133 | /* | |
1134 | * Close the raster stream... | |
1135 | */ | |
1136 | ||
1137 | cupsRasterClose(ras); | |
1138 | if (fd != 0) | |
1139 | close(fd); | |
1140 | ||
1141 | /* | |
1142 | * If no pages were printed, send an error message... | |
1143 | */ | |
1144 | ||
1145 | if (page == 0) | |
f0ab5bff | 1146 | { |
0837b7e8 | 1147 | _cupsLangPrintFilter(stderr, "ERROR", _("No pages were found.")); |
f0ab5bff MS |
1148 | return (1); |
1149 | } | |
ef416fc2 | 1150 | else |
f0ab5bff | 1151 | { |
0837b7e8 | 1152 | _cupsLangPrintFilter(stderr, "INFO", _("Ready to print.")); |
f0ab5bff MS |
1153 | return (0); |
1154 | } | |
ef416fc2 | 1155 | } |
1156 | ||
1157 | ||
1158 | /* | |
75bd9771 | 1159 | * End of "$Id: rastertoepson.c 7450 2008-04-14 19:39:02Z mike $". |
ef416fc2 | 1160 | */ |