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Commit | Line | Data |
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ef416fc2 | 1 | /* |
b19ccc9e | 2 | * "$Id: rastertohp.c 7834 2008-08-04 21:02:09Z mike $" |
ef416fc2 | 3 | * |
4 | * Hewlett-Packard Page Control Language filter for the Common UNIX | |
5 | * Printing System (CUPS). | |
6 | * | |
91c84a35 | 7 | * Copyright 2007-2008 by Apple Inc. |
c0e1af83 | 8 | * Copyright 1993-2007 by Easy Software Products. |
ef416fc2 | 9 | * |
10 | * These coded instructions, statements, and computer programs are the | |
bc44d920 | 11 | * property of Apple Inc. and are protected by Federal copyright |
12 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
13 | * which should have been included with this file. If this file is | |
14 | * file is missing or damaged, see the license at "http://www.cups.org/". | |
ef416fc2 | 15 | * |
16 | * This file is subject to the Apple OS-Developed Software exception. | |
17 | * | |
18 | * Contents: | |
19 | * | |
20 | * Setup() - Prepare the printer for printing. | |
21 | * StartPage() - Start a page of graphics. | |
22 | * EndPage() - Finish a page of graphics. | |
23 | * Shutdown() - Shutdown the printer. | |
24 | * CancelJob() - Cancel the current job... | |
25 | * CompressData() - Compress a line of graphics. | |
26 | * OutputLine() - Output a line of graphics. | |
27 | * main() - Main entry and processing of driver. | |
28 | */ | |
29 | ||
30 | /* | |
31 | * Include necessary headers... | |
32 | */ | |
33 | ||
34 | #include <cups/cups.h> | |
35 | #include <cups/string.h> | |
c0e1af83 | 36 | #include <cups/i18n.h> |
ac884b6a | 37 | #include <cups/raster.h> |
ef416fc2 | 38 | #include <stdlib.h> |
39 | #include <unistd.h> | |
40 | #include <fcntl.h> | |
41 | #include <signal.h> | |
42 | ||
43 | ||
44 | /* | |
45 | * Globals... | |
46 | */ | |
47 | ||
48 | unsigned char *Planes[4], /* Output buffers */ | |
49 | *CompBuffer, /* Compression buffer */ | |
50 | *BitBuffer; /* Buffer for output bits */ | |
51 | int NumPlanes, /* Number of color planes */ | |
52 | ColorBits, /* Number of bits per color */ | |
53 | Feed, /* Number of lines to skip */ | |
54 | Duplex, /* Current duplex mode */ | |
839a51c8 MS |
55 | Page, /* Current page number */ |
56 | Canceled; /* Has the current job been canceled? */ | |
ef416fc2 | 57 | |
58 | ||
59 | /* | |
60 | * Prototypes... | |
61 | */ | |
62 | ||
63 | void Setup(void); | |
839a51c8 | 64 | void StartPage(ppd_file_t *ppd, cups_page_header2_t *header); |
ef416fc2 | 65 | void EndPage(void); |
66 | void Shutdown(void); | |
67 | ||
68 | void CancelJob(int sig); | |
69 | void CompressData(unsigned char *line, int length, int plane, int type); | |
839a51c8 | 70 | void OutputLine(cups_page_header2_t *header); |
ef416fc2 | 71 | |
72 | ||
73 | /* | |
74 | * 'Setup()' - Prepare the printer for printing. | |
75 | */ | |
76 | ||
77 | void | |
78 | Setup(void) | |
79 | { | |
80 | /* | |
81 | * Send a PCL reset sequence. | |
82 | */ | |
83 | ||
84 | putchar(0x1b); | |
85 | putchar('E'); | |
86 | } | |
87 | ||
88 | ||
89 | /* | |
90 | * 'StartPage()' - Start a page of graphics. | |
91 | */ | |
92 | ||
93 | void | |
94 | StartPage(ppd_file_t *ppd, /* I - PPD file */ | |
839a51c8 | 95 | cups_page_header2_t *header) /* I - Page header */ |
ef416fc2 | 96 | { |
97 | int plane; /* Looping var */ | |
ef416fc2 | 98 | |
99 | ||
ef416fc2 | 100 | /* |
101 | * Show page device dictionary... | |
102 | */ | |
103 | ||
104 | fprintf(stderr, "DEBUG: StartPage...\n"); | |
105 | fprintf(stderr, "DEBUG: MediaClass = \"%s\"\n", header->MediaClass); | |
106 | fprintf(stderr, "DEBUG: MediaColor = \"%s\"\n", header->MediaColor); | |
107 | fprintf(stderr, "DEBUG: MediaType = \"%s\"\n", header->MediaType); | |
108 | fprintf(stderr, "DEBUG: OutputType = \"%s\"\n", header->OutputType); | |
109 | ||
110 | fprintf(stderr, "DEBUG: AdvanceDistance = %d\n", header->AdvanceDistance); | |
111 | fprintf(stderr, "DEBUG: AdvanceMedia = %d\n", header->AdvanceMedia); | |
112 | fprintf(stderr, "DEBUG: Collate = %d\n", header->Collate); | |
113 | fprintf(stderr, "DEBUG: CutMedia = %d\n", header->CutMedia); | |
114 | fprintf(stderr, "DEBUG: Duplex = %d\n", header->Duplex); | |
115 | fprintf(stderr, "DEBUG: HWResolution = [ %d %d ]\n", header->HWResolution[0], | |
116 | header->HWResolution[1]); | |
117 | fprintf(stderr, "DEBUG: ImagingBoundingBox = [ %d %d %d %d ]\n", | |
118 | header->ImagingBoundingBox[0], header->ImagingBoundingBox[1], | |
119 | header->ImagingBoundingBox[2], header->ImagingBoundingBox[3]); | |
120 | fprintf(stderr, "DEBUG: InsertSheet = %d\n", header->InsertSheet); | |
121 | fprintf(stderr, "DEBUG: Jog = %d\n", header->Jog); | |
122 | fprintf(stderr, "DEBUG: LeadingEdge = %d\n", header->LeadingEdge); | |
123 | fprintf(stderr, "DEBUG: Margins = [ %d %d ]\n", header->Margins[0], | |
124 | header->Margins[1]); | |
125 | fprintf(stderr, "DEBUG: ManualFeed = %d\n", header->ManualFeed); | |
126 | fprintf(stderr, "DEBUG: MediaPosition = %d\n", header->MediaPosition); | |
127 | fprintf(stderr, "DEBUG: MediaWeight = %d\n", header->MediaWeight); | |
128 | fprintf(stderr, "DEBUG: MirrorPrint = %d\n", header->MirrorPrint); | |
129 | fprintf(stderr, "DEBUG: NegativePrint = %d\n", header->NegativePrint); | |
130 | fprintf(stderr, "DEBUG: NumCopies = %d\n", header->NumCopies); | |
131 | fprintf(stderr, "DEBUG: Orientation = %d\n", header->Orientation); | |
132 | fprintf(stderr, "DEBUG: OutputFaceUp = %d\n", header->OutputFaceUp); | |
133 | fprintf(stderr, "DEBUG: PageSize = [ %d %d ]\n", header->PageSize[0], | |
134 | header->PageSize[1]); | |
135 | fprintf(stderr, "DEBUG: Separations = %d\n", header->Separations); | |
136 | fprintf(stderr, "DEBUG: TraySwitch = %d\n", header->TraySwitch); | |
137 | fprintf(stderr, "DEBUG: Tumble = %d\n", header->Tumble); | |
138 | fprintf(stderr, "DEBUG: cupsWidth = %d\n", header->cupsWidth); | |
139 | fprintf(stderr, "DEBUG: cupsHeight = %d\n", header->cupsHeight); | |
140 | fprintf(stderr, "DEBUG: cupsMediaType = %d\n", header->cupsMediaType); | |
141 | fprintf(stderr, "DEBUG: cupsBitsPerColor = %d\n", header->cupsBitsPerColor); | |
142 | fprintf(stderr, "DEBUG: cupsBitsPerPixel = %d\n", header->cupsBitsPerPixel); | |
143 | fprintf(stderr, "DEBUG: cupsBytesPerLine = %d\n", header->cupsBytesPerLine); | |
144 | fprintf(stderr, "DEBUG: cupsColorOrder = %d\n", header->cupsColorOrder); | |
145 | fprintf(stderr, "DEBUG: cupsColorSpace = %d\n", header->cupsColorSpace); | |
146 | fprintf(stderr, "DEBUG: cupsCompression = %d\n", header->cupsCompression); | |
147 | ||
148 | /* | |
149 | * Setup printer/job attributes... | |
150 | */ | |
151 | ||
152 | Duplex = header->Duplex; | |
153 | ColorBits = header->cupsBitsPerColor; | |
154 | ||
155 | if ((!Duplex || (Page & 1)) && header->MediaPosition) | |
156 | printf("\033&l%dH", /* Set media position */ | |
157 | header->MediaPosition); | |
158 | ||
159 | if (Duplex && ppd && ppd->model_number == 2) | |
160 | { | |
161 | /* | |
162 | * Handle duplexing on new DeskJet printers... | |
163 | */ | |
164 | ||
165 | printf("\033&l-2H"); /* Load media */ | |
166 | ||
167 | if (Page & 1) | |
168 | printf("\033&l2S"); /* Set duplex mode */ | |
169 | } | |
170 | ||
171 | if (!Duplex || (Page & 1) || (ppd && ppd->model_number == 2)) | |
172 | { | |
173 | /* | |
174 | * Set the media size... | |
175 | */ | |
176 | ||
177 | printf("\033&l6D\033&k12H"); /* Set 6 LPI, 10 CPI */ | |
178 | printf("\033&l0O"); /* Set portrait orientation */ | |
179 | ||
180 | switch (header->PageSize[1]) | |
181 | { | |
182 | case 540 : /* Monarch Envelope */ | |
183 | printf("\033&l80A"); /* Set page size */ | |
184 | break; | |
185 | ||
ee571f26 MS |
186 | case 595 : /* A5 */ |
187 | printf("\033&l25A"); /* Set page size */ | |
188 | break; | |
189 | ||
ef416fc2 | 190 | case 624 : /* DL Envelope */ |
191 | printf("\033&l90A"); /* Set page size */ | |
192 | break; | |
193 | ||
194 | case 649 : /* C5 Envelope */ | |
195 | printf("\033&l91A"); /* Set page size */ | |
196 | break; | |
197 | ||
198 | case 684 : /* COM-10 Envelope */ | |
199 | printf("\033&l81A"); /* Set page size */ | |
200 | break; | |
201 | ||
202 | case 709 : /* B5 Envelope */ | |
203 | printf("\033&l100A"); /* Set page size */ | |
204 | break; | |
205 | ||
206 | case 756 : /* Executive */ | |
207 | printf("\033&l1A"); /* Set page size */ | |
208 | break; | |
209 | ||
210 | case 792 : /* Letter */ | |
211 | printf("\033&l2A"); /* Set page size */ | |
212 | break; | |
213 | ||
214 | case 842 : /* A4 */ | |
215 | printf("\033&l26A"); /* Set page size */ | |
216 | break; | |
217 | ||
218 | case 1008 : /* Legal */ | |
219 | printf("\033&l3A"); /* Set page size */ | |
220 | break; | |
221 | ||
222 | case 1191 : /* A3 */ | |
223 | printf("\033&l27A"); /* Set page size */ | |
224 | break; | |
225 | ||
226 | case 1224 : /* Tabloid */ | |
227 | printf("\033&l6A"); /* Set page size */ | |
228 | break; | |
229 | } | |
230 | ||
231 | printf("\033&l%dP", /* Set page length */ | |
232 | header->PageSize[1] / 12); | |
233 | printf("\033&l0E"); /* Set top margin to 0 */ | |
234 | } | |
235 | ||
236 | if (!Duplex || (Page & 1)) | |
237 | { | |
238 | /* | |
239 | * Set other job options... | |
240 | */ | |
241 | ||
242 | printf("\033&l%dX", header->NumCopies); /* Set number copies */ | |
243 | ||
244 | if (header->cupsMediaType && | |
245 | (!ppd || ppd->model_number != 2 || header->HWResolution[0] == 600)) | |
246 | printf("\033&l%dM", /* Set media type */ | |
247 | header->cupsMediaType); | |
248 | ||
249 | if (!ppd || ppd->model_number != 2) | |
250 | { | |
251 | if (header->Duplex) | |
252 | printf("\033&l%dS", /* Set duplex mode */ | |
253 | header->Duplex + header->Tumble); | |
254 | ||
255 | printf("\033&l0L"); /* Turn off perforation skip */ | |
256 | } | |
257 | } | |
258 | else if (!ppd || ppd->model_number != 2) | |
259 | printf("\033&a2G"); /* Set back side */ | |
260 | ||
261 | /* | |
262 | * Set graphics mode... | |
263 | */ | |
264 | ||
91c84a35 | 265 | if (ppd && ppd->model_number == 2) |
ef416fc2 | 266 | { |
267 | /* | |
268 | * Figure out the number of color planes... | |
269 | */ | |
270 | ||
271 | if (header->cupsColorSpace == CUPS_CSPACE_KCMY) | |
272 | NumPlanes = 4; | |
273 | else | |
274 | NumPlanes = 1; | |
275 | ||
276 | /* | |
277 | * Set the resolution and top-of-form... | |
278 | */ | |
279 | ||
280 | printf("\033&u%dD", header->HWResolution[0]); | |
281 | /* Resolution */ | |
282 | printf("\033&l0e0L"); /* Reset top and don't skip */ | |
283 | printf("\033*p0Y\033*p0X"); /* Set top of form */ | |
284 | ||
285 | /* | |
286 | * Send 26-byte configure image data command with horizontal and | |
287 | * vertical resolutions as well as a color count... | |
288 | */ | |
289 | ||
290 | printf("\033*g26W"); | |
291 | putchar(2); /* Format 2 */ | |
292 | putchar(NumPlanes); /* Output planes */ | |
293 | ||
294 | putchar(header->HWResolution[0] >> 8); /* Black resolution */ | |
295 | putchar(header->HWResolution[0]); | |
296 | putchar(header->HWResolution[1] >> 8); | |
297 | putchar(header->HWResolution[1]); | |
298 | putchar(0); | |
299 | putchar(1 << ColorBits); /* # of black levels */ | |
300 | ||
301 | putchar(header->HWResolution[0] >> 8); /* Cyan resolution */ | |
302 | putchar(header->HWResolution[0]); | |
303 | putchar(header->HWResolution[1] >> 8); | |
304 | putchar(header->HWResolution[1]); | |
305 | putchar(0); | |
306 | putchar(1 << ColorBits); /* # of cyan levels */ | |
307 | ||
308 | putchar(header->HWResolution[0] >> 8); /* Magenta resolution */ | |
309 | putchar(header->HWResolution[0]); | |
310 | putchar(header->HWResolution[1] >> 8); | |
311 | putchar(header->HWResolution[1]); | |
312 | putchar(0); | |
313 | putchar(1 << ColorBits); /* # of magenta levels */ | |
314 | ||
315 | putchar(header->HWResolution[0] >> 8); /* Yellow resolution */ | |
316 | putchar(header->HWResolution[0]); | |
317 | putchar(header->HWResolution[1] >> 8); | |
318 | putchar(header->HWResolution[1]); | |
319 | putchar(0); | |
320 | putchar(1 << ColorBits); /* # of yellow levels */ | |
321 | ||
322 | printf("\033&l0H"); /* Set media position */ | |
323 | } | |
324 | else | |
325 | { | |
326 | printf("\033*t%dR", header->HWResolution[0]); | |
327 | /* Set resolution */ | |
328 | ||
329 | if (header->cupsColorSpace == CUPS_CSPACE_KCMY) | |
330 | { | |
331 | NumPlanes = 4; | |
332 | printf("\033*r-4U"); /* Set KCMY graphics */ | |
333 | } | |
334 | else if (header->cupsColorSpace == CUPS_CSPACE_CMY) | |
335 | { | |
336 | NumPlanes = 3; | |
337 | printf("\033*r-3U"); /* Set CMY graphics */ | |
338 | } | |
339 | else | |
340 | NumPlanes = 1; /* Black&white graphics */ | |
341 | ||
342 | /* | |
343 | * Set size and position of graphics... | |
344 | */ | |
345 | ||
346 | printf("\033*r%dS", header->cupsWidth); /* Set width */ | |
347 | printf("\033*r%dT", header->cupsHeight); /* Set height */ | |
348 | ||
349 | printf("\033&a0H"); /* Set horizontal position */ | |
350 | ||
351 | if (ppd) | |
352 | printf("\033&a%.0fV", /* Set vertical position */ | |
353 | 10.0 * (ppd->sizes[0].length - ppd->sizes[0].top)); | |
354 | else | |
355 | printf("\033&a0V"); /* Set top-of-page */ | |
356 | } | |
357 | ||
358 | printf("\033*r1A"); /* Start graphics */ | |
359 | ||
360 | if (header->cupsCompression) | |
361 | printf("\033*b%dM", /* Set compression */ | |
362 | header->cupsCompression); | |
363 | ||
364 | Feed = 0; /* No blank lines yet */ | |
365 | ||
366 | /* | |
367 | * Allocate memory for a line of graphics... | |
368 | */ | |
369 | ||
91c84a35 MS |
370 | if ((Planes[0] = malloc(header->cupsBytesPerLine)) == NULL) |
371 | { | |
372 | fputs("ERROR: Unable to allocate memory!\n", stderr); | |
373 | exit(1); | |
374 | } | |
375 | ||
ef416fc2 | 376 | for (plane = 1; plane < NumPlanes; plane ++) |
377 | Planes[plane] = Planes[0] + plane * header->cupsBytesPerLine / NumPlanes; | |
378 | ||
379 | if (ColorBits > 1) | |
380 | BitBuffer = malloc(ColorBits * ((header->cupsWidth + 7) / 8)); | |
381 | else | |
382 | BitBuffer = NULL; | |
383 | ||
384 | if (header->cupsCompression) | |
385 | CompBuffer = malloc(header->cupsBytesPerLine * 2); | |
386 | else | |
387 | CompBuffer = NULL; | |
388 | } | |
389 | ||
390 | ||
391 | /* | |
392 | * 'EndPage()' - Finish a page of graphics. | |
393 | */ | |
394 | ||
395 | void | |
396 | EndPage(void) | |
397 | { | |
ef416fc2 | 398 | /* |
399 | * Eject the current page... | |
400 | */ | |
401 | ||
402 | if (NumPlanes > 1) | |
403 | { | |
404 | printf("\033*rC"); /* End color GFX */ | |
405 | ||
406 | if (!(Duplex && (Page & 1))) | |
407 | printf("\033&l0H"); /* Eject current page */ | |
408 | } | |
409 | else | |
410 | { | |
411 | printf("\033*r0B"); /* End GFX */ | |
412 | ||
413 | if (!(Duplex && (Page & 1))) | |
414 | printf("\014"); /* Eject current page */ | |
415 | } | |
416 | ||
417 | fflush(stdout); | |
418 | ||
ef416fc2 | 419 | /* |
420 | * Free memory... | |
421 | */ | |
422 | ||
423 | free(Planes[0]); | |
424 | ||
425 | if (BitBuffer) | |
426 | free(BitBuffer); | |
427 | ||
428 | if (CompBuffer) | |
429 | free(CompBuffer); | |
430 | } | |
431 | ||
432 | ||
433 | /* | |
434 | * 'Shutdown()' - Shutdown the printer. | |
435 | */ | |
436 | ||
437 | void | |
438 | Shutdown(void) | |
439 | { | |
440 | /* | |
441 | * Send a PCL reset sequence. | |
442 | */ | |
443 | ||
444 | putchar(0x1b); | |
445 | putchar('E'); | |
446 | } | |
447 | ||
448 | ||
449 | /* | |
450 | * 'CancelJob()' - Cancel the current job... | |
451 | */ | |
452 | ||
453 | void | |
454 | CancelJob(int sig) /* I - Signal */ | |
455 | { | |
ef416fc2 | 456 | (void)sig; |
457 | ||
839a51c8 | 458 | Canceled = 1; |
ef416fc2 | 459 | } |
460 | ||
461 | ||
462 | /* | |
463 | * 'CompressData()' - Compress a line of graphics. | |
464 | */ | |
465 | ||
466 | void | |
467 | CompressData(unsigned char *line, /* I - Data to compress */ | |
468 | int length, /* I - Number of bytes */ | |
469 | int plane, /* I - Color plane */ | |
470 | int type) /* I - Type of compression */ | |
471 | { | |
472 | unsigned char *line_ptr, /* Current byte pointer */ | |
473 | *line_end, /* End-of-line byte pointer */ | |
474 | *comp_ptr, /* Pointer into compression buffer */ | |
475 | *start; /* Start of compression sequence */ | |
476 | int count; /* Count of bytes for output */ | |
477 | ||
478 | ||
479 | switch (type) | |
480 | { | |
481 | default : | |
482 | /* | |
483 | * Do no compression... | |
484 | */ | |
485 | ||
486 | line_ptr = line; | |
487 | line_end = line + length; | |
488 | break; | |
489 | ||
490 | case 1 : | |
491 | /* | |
492 | * Do run-length encoding... | |
493 | */ | |
494 | ||
495 | line_end = line + length; | |
496 | for (line_ptr = line, comp_ptr = CompBuffer; | |
497 | line_ptr < line_end; | |
498 | comp_ptr += 2, line_ptr += count) | |
499 | { | |
500 | for (count = 1; | |
501 | (line_ptr + count) < line_end && | |
502 | line_ptr[0] == line_ptr[count] && | |
503 | count < 256; | |
504 | count ++); | |
505 | ||
506 | comp_ptr[0] = count - 1; | |
507 | comp_ptr[1] = line_ptr[0]; | |
508 | } | |
509 | ||
510 | line_ptr = CompBuffer; | |
511 | line_end = comp_ptr; | |
512 | break; | |
513 | ||
514 | case 2 : | |
515 | /* | |
516 | * Do TIFF pack-bits encoding... | |
517 | */ | |
518 | ||
519 | line_ptr = line; | |
520 | line_end = line + length; | |
521 | comp_ptr = CompBuffer; | |
522 | ||
523 | while (line_ptr < line_end) | |
524 | { | |
525 | if ((line_ptr + 1) >= line_end) | |
526 | { | |
527 | /* | |
528 | * Single byte on the end... | |
529 | */ | |
530 | ||
531 | *comp_ptr++ = 0x00; | |
532 | *comp_ptr++ = *line_ptr++; | |
533 | } | |
534 | else if (line_ptr[0] == line_ptr[1]) | |
535 | { | |
536 | /* | |
537 | * Repeated sequence... | |
538 | */ | |
539 | ||
540 | line_ptr ++; | |
541 | count = 2; | |
542 | ||
543 | while (line_ptr < (line_end - 1) && | |
544 | line_ptr[0] == line_ptr[1] && | |
545 | count < 127) | |
546 | { | |
547 | line_ptr ++; | |
548 | count ++; | |
549 | } | |
550 | ||
551 | *comp_ptr++ = 257 - count; | |
552 | *comp_ptr++ = *line_ptr++; | |
553 | } | |
554 | else | |
555 | { | |
556 | /* | |
557 | * Non-repeated sequence... | |
558 | */ | |
559 | ||
560 | start = line_ptr; | |
561 | line_ptr ++; | |
562 | count = 1; | |
563 | ||
564 | while (line_ptr < (line_end - 1) && | |
565 | line_ptr[0] != line_ptr[1] && | |
566 | count < 127) | |
567 | { | |
568 | line_ptr ++; | |
569 | count ++; | |
570 | } | |
571 | ||
572 | *comp_ptr++ = count - 1; | |
573 | ||
574 | memcpy(comp_ptr, start, count); | |
575 | comp_ptr += count; | |
576 | } | |
577 | } | |
578 | ||
579 | line_ptr = CompBuffer; | |
580 | line_end = comp_ptr; | |
581 | break; | |
582 | } | |
583 | ||
584 | /* | |
585 | * Set the length of the data and write a raster plane... | |
586 | */ | |
587 | ||
588 | printf("\033*b%d%c", (int)(line_end - line_ptr), plane); | |
589 | fwrite(line_ptr, line_end - line_ptr, 1, stdout); | |
590 | } | |
591 | ||
592 | ||
593 | /* | |
594 | * 'OutputLine()' - Output a line of graphics. | |
595 | */ | |
596 | ||
597 | void | |
839a51c8 | 598 | OutputLine(cups_page_header2_t *header) /* I - Page header */ |
ef416fc2 | 599 | { |
600 | int plane, /* Current plane */ | |
601 | bytes, /* Bytes to write */ | |
602 | count; /* Bytes to convert */ | |
603 | unsigned char bit, /* Current plane data */ | |
604 | bit0, /* Current low bit data */ | |
605 | bit1, /* Current high bit data */ | |
606 | *plane_ptr, /* Pointer into Planes */ | |
607 | *bit_ptr; /* Pointer into BitBuffer */ | |
608 | ||
609 | ||
610 | /* | |
611 | * Output whitespace as needed... | |
612 | */ | |
613 | ||
614 | if (Feed > 0) | |
615 | { | |
616 | printf("\033*b%dY", Feed); | |
617 | Feed = 0; | |
618 | } | |
619 | ||
620 | /* | |
621 | * Write bitmap data as needed... | |
622 | */ | |
623 | ||
624 | bytes = (header->cupsWidth + 7) / 8; | |
625 | ||
626 | for (plane = 0; plane < NumPlanes; plane ++) | |
627 | if (ColorBits == 1) | |
628 | { | |
629 | /* | |
630 | * Send bits as-is... | |
631 | */ | |
632 | ||
633 | CompressData(Planes[plane], bytes, plane < (NumPlanes - 1) ? 'V' : 'W', | |
634 | header->cupsCompression); | |
635 | } | |
636 | else | |
637 | { | |
638 | /* | |
639 | * Separate low and high bit data into separate buffers. | |
640 | */ | |
641 | ||
642 | for (count = header->cupsBytesPerLine / NumPlanes, | |
643 | plane_ptr = Planes[plane], bit_ptr = BitBuffer; | |
644 | count > 0; | |
645 | count -= 2, plane_ptr += 2, bit_ptr ++) | |
646 | { | |
647 | bit = plane_ptr[0]; | |
648 | ||
649 | bit0 = ((bit & 64) << 1) | ((bit & 16) << 2) | ((bit & 4) << 3) | ((bit & 1) << 4); | |
650 | bit1 = (bit & 128) | ((bit & 32) << 1) | ((bit & 8) << 2) | ((bit & 2) << 3); | |
651 | ||
652 | if (count > 1) | |
653 | { | |
654 | bit = plane_ptr[1]; | |
655 | ||
656 | bit0 |= (bit & 1) | ((bit & 4) >> 1) | ((bit & 16) >> 2) | ((bit & 64) >> 3); | |
657 | bit1 |= ((bit & 2) >> 1) | ((bit & 8) >> 2) | ((bit & 32) >> 3) | ((bit & 128) >> 4); | |
658 | } | |
659 | ||
660 | bit_ptr[0] = bit0; | |
661 | bit_ptr[bytes] = bit1; | |
662 | } | |
663 | ||
664 | /* | |
665 | * Send low and high bits... | |
666 | */ | |
667 | ||
668 | CompressData(BitBuffer, bytes, 'V', header->cupsCompression); | |
669 | CompressData(BitBuffer + bytes, bytes, plane < (NumPlanes - 1) ? 'V' : 'W', | |
670 | header->cupsCompression); | |
671 | } | |
672 | ||
673 | fflush(stdout); | |
674 | } | |
675 | ||
676 | ||
677 | /* | |
678 | * 'main()' - Main entry and processing of driver. | |
679 | */ | |
680 | ||
839a51c8 MS |
681 | int /* O - Exit status */ |
682 | main(int argc, /* I - Number of command-line arguments */ | |
683 | char *argv[]) /* I - Command-line arguments */ | |
ef416fc2 | 684 | { |
839a51c8 MS |
685 | int fd; /* File descriptor */ |
686 | cups_raster_t *ras; /* Raster stream for printing */ | |
687 | cups_page_header2_t header; /* Page header from file */ | |
688 | int y; /* Current line */ | |
689 | ppd_file_t *ppd; /* PPD file */ | |
690 | #if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET) | |
691 | struct sigaction action; /* Actions for POSIX signals */ | |
692 | #endif /* HAVE_SIGACTION && !HAVE_SIGSET */ | |
ef416fc2 | 693 | |
694 | ||
695 | /* | |
696 | * Make sure status messages are not buffered... | |
697 | */ | |
698 | ||
699 | setbuf(stderr, NULL); | |
700 | ||
701 | /* | |
702 | * Check command-line... | |
703 | */ | |
704 | ||
705 | if (argc < 6 || argc > 7) | |
706 | { | |
707 | /* | |
708 | * We don't have the correct number of arguments; write an error message | |
709 | * and return. | |
710 | */ | |
711 | ||
c0e1af83 | 712 | fprintf(stderr, _("Usage: %s job-id user title copies options [file]\n"), |
713 | argv[0]); | |
ef416fc2 | 714 | return (1); |
715 | } | |
716 | ||
717 | /* | |
718 | * Open the page stream... | |
719 | */ | |
720 | ||
721 | if (argc == 7) | |
722 | { | |
723 | if ((fd = open(argv[6], O_RDONLY)) == -1) | |
724 | { | |
725 | perror("ERROR: Unable to open raster file - "); | |
726 | sleep(1); | |
727 | return (1); | |
728 | } | |
729 | } | |
730 | else | |
731 | fd = 0; | |
732 | ||
733 | ras = cupsRasterOpen(fd, CUPS_RASTER_READ); | |
734 | ||
839a51c8 MS |
735 | /* |
736 | * Register a signal handler to eject the current page if the | |
737 | * job is cancelled. | |
738 | */ | |
739 | ||
740 | Canceled = 0; | |
741 | ||
742 | #ifdef HAVE_SIGSET /* Use System V signals over POSIX to avoid bugs */ | |
743 | sigset(SIGTERM, CancelJob); | |
744 | #elif defined(HAVE_SIGACTION) | |
745 | memset(&action, 0, sizeof(action)); | |
746 | ||
747 | sigemptyset(&action.sa_mask); | |
748 | action.sa_handler = CancelJob; | |
749 | sigaction(SIGTERM, &action, NULL); | |
750 | #else | |
751 | signal(SIGTERM, CancelJob); | |
752 | #endif /* HAVE_SIGSET */ | |
753 | ||
ef416fc2 | 754 | /* |
755 | * Initialize the print device... | |
756 | */ | |
757 | ||
758 | ppd = ppdOpenFile(getenv("PPD")); | |
759 | ||
760 | Setup(); | |
761 | ||
762 | /* | |
763 | * Process pages as needed... | |
764 | */ | |
765 | ||
766 | Page = 0; | |
767 | ||
839a51c8 | 768 | while (cupsRasterReadHeader2(ras, &header)) |
ef416fc2 | 769 | { |
770 | /* | |
771 | * Write a status message with the page number and number of copies. | |
772 | */ | |
773 | ||
839a51c8 MS |
774 | if (Canceled) |
775 | break; | |
776 | ||
ef416fc2 | 777 | Page ++; |
778 | ||
779 | fprintf(stderr, "PAGE: %d %d\n", Page, header.NumCopies); | |
780 | ||
781 | /* | |
782 | * Start the page... | |
783 | */ | |
784 | ||
785 | StartPage(ppd, &header); | |
786 | ||
787 | /* | |
788 | * Loop for each line on the page... | |
789 | */ | |
790 | ||
791 | for (y = 0; y < header.cupsHeight; y ++) | |
792 | { | |
793 | /* | |
794 | * Let the user know how far we have progressed... | |
795 | */ | |
796 | ||
839a51c8 MS |
797 | if (Canceled) |
798 | break; | |
799 | ||
ef416fc2 | 800 | if ((y & 127) == 0) |
c0e1af83 | 801 | fprintf(stderr, _("INFO: Printing page %d, %d%% complete...\n"), Page, |
ef416fc2 | 802 | 100 * y / header.cupsHeight); |
803 | ||
804 | /* | |
805 | * Read a line of graphics... | |
806 | */ | |
807 | ||
808 | if (cupsRasterReadPixels(ras, Planes[0], header.cupsBytesPerLine) < 1) | |
809 | break; | |
810 | ||
811 | /* | |
812 | * See if the line is blank; if not, write it to the printer... | |
813 | */ | |
814 | ||
815 | if (Planes[0][0] || | |
816 | memcmp(Planes[0], Planes[0] + 1, header.cupsBytesPerLine - 1)) | |
817 | OutputLine(&header); | |
818 | else | |
819 | Feed ++; | |
820 | } | |
821 | ||
822 | /* | |
823 | * Eject the page... | |
824 | */ | |
825 | ||
826 | EndPage(); | |
839a51c8 MS |
827 | |
828 | if (Canceled) | |
829 | break; | |
ef416fc2 | 830 | } |
831 | ||
832 | /* | |
833 | * Shutdown the printer... | |
834 | */ | |
835 | ||
836 | Shutdown(); | |
837 | ||
838 | if (ppd) | |
839 | ppdClose(ppd); | |
840 | ||
841 | /* | |
842 | * Close the raster stream... | |
843 | */ | |
844 | ||
845 | cupsRasterClose(ras); | |
846 | if (fd != 0) | |
847 | close(fd); | |
848 | ||
849 | /* | |
850 | * If no pages were printed, send an error message... | |
851 | */ | |
852 | ||
853 | if (Page == 0) | |
c0e1af83 | 854 | fputs(_("ERROR: No pages found!\n"), stderr); |
ef416fc2 | 855 | else |
c0e1af83 | 856 | fputs(_("INFO: Ready to print.\n"), stderr); |
ef416fc2 | 857 | |
858 | return (Page == 0); | |
859 | } | |
860 | ||
861 | ||
862 | /* | |
b19ccc9e | 863 | * End of "$Id: rastertohp.c 7834 2008-08-04 21:02:09Z mike $". |
ef416fc2 | 864 | */ |