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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> | |
f0ab5bff | 42 | #include <errno.h> |
ef416fc2 | 43 | |
44 | ||
45 | /* | |
46 | * Globals... | |
47 | */ | |
48 | ||
49 | unsigned char *Planes[4], /* Output buffers */ | |
50 | *CompBuffer, /* Compression buffer */ | |
51 | *BitBuffer; /* Buffer for output bits */ | |
52 | int NumPlanes, /* Number of color planes */ | |
53 | ColorBits, /* Number of bits per color */ | |
54 | Feed, /* Number of lines to skip */ | |
55 | Duplex, /* Current duplex mode */ | |
839a51c8 MS |
56 | Page, /* Current page number */ |
57 | Canceled; /* Has the current job been canceled? */ | |
ef416fc2 | 58 | |
59 | ||
60 | /* | |
61 | * Prototypes... | |
62 | */ | |
63 | ||
64 | void Setup(void); | |
839a51c8 | 65 | void StartPage(ppd_file_t *ppd, cups_page_header2_t *header); |
ef416fc2 | 66 | void EndPage(void); |
67 | void Shutdown(void); | |
68 | ||
69 | void CancelJob(int sig); | |
70 | void CompressData(unsigned char *line, int length, int plane, int type); | |
839a51c8 | 71 | void OutputLine(cups_page_header2_t *header); |
ef416fc2 | 72 | |
73 | ||
74 | /* | |
75 | * 'Setup()' - Prepare the printer for printing. | |
76 | */ | |
77 | ||
78 | void | |
79 | Setup(void) | |
80 | { | |
81 | /* | |
82 | * Send a PCL reset sequence. | |
83 | */ | |
84 | ||
85 | putchar(0x1b); | |
86 | putchar('E'); | |
87 | } | |
88 | ||
89 | ||
90 | /* | |
91 | * 'StartPage()' - Start a page of graphics. | |
92 | */ | |
93 | ||
94 | void | |
95 | StartPage(ppd_file_t *ppd, /* I - PPD file */ | |
839a51c8 | 96 | cups_page_header2_t *header) /* I - Page header */ |
ef416fc2 | 97 | { |
98 | int plane; /* Looping var */ | |
ef416fc2 | 99 | |
100 | ||
ef416fc2 | 101 | /* |
102 | * Show page device dictionary... | |
103 | */ | |
104 | ||
105 | fprintf(stderr, "DEBUG: StartPage...\n"); | |
106 | fprintf(stderr, "DEBUG: MediaClass = \"%s\"\n", header->MediaClass); | |
107 | fprintf(stderr, "DEBUG: MediaColor = \"%s\"\n", header->MediaColor); | |
108 | fprintf(stderr, "DEBUG: MediaType = \"%s\"\n", header->MediaType); | |
109 | fprintf(stderr, "DEBUG: OutputType = \"%s\"\n", header->OutputType); | |
110 | ||
111 | fprintf(stderr, "DEBUG: AdvanceDistance = %d\n", header->AdvanceDistance); | |
112 | fprintf(stderr, "DEBUG: AdvanceMedia = %d\n", header->AdvanceMedia); | |
113 | fprintf(stderr, "DEBUG: Collate = %d\n", header->Collate); | |
114 | fprintf(stderr, "DEBUG: CutMedia = %d\n", header->CutMedia); | |
115 | fprintf(stderr, "DEBUG: Duplex = %d\n", header->Duplex); | |
116 | fprintf(stderr, "DEBUG: HWResolution = [ %d %d ]\n", header->HWResolution[0], | |
117 | header->HWResolution[1]); | |
118 | fprintf(stderr, "DEBUG: ImagingBoundingBox = [ %d %d %d %d ]\n", | |
119 | header->ImagingBoundingBox[0], header->ImagingBoundingBox[1], | |
120 | header->ImagingBoundingBox[2], header->ImagingBoundingBox[3]); | |
121 | fprintf(stderr, "DEBUG: InsertSheet = %d\n", header->InsertSheet); | |
122 | fprintf(stderr, "DEBUG: Jog = %d\n", header->Jog); | |
123 | fprintf(stderr, "DEBUG: LeadingEdge = %d\n", header->LeadingEdge); | |
124 | fprintf(stderr, "DEBUG: Margins = [ %d %d ]\n", header->Margins[0], | |
125 | header->Margins[1]); | |
126 | fprintf(stderr, "DEBUG: ManualFeed = %d\n", header->ManualFeed); | |
127 | fprintf(stderr, "DEBUG: MediaPosition = %d\n", header->MediaPosition); | |
128 | fprintf(stderr, "DEBUG: MediaWeight = %d\n", header->MediaWeight); | |
129 | fprintf(stderr, "DEBUG: MirrorPrint = %d\n", header->MirrorPrint); | |
130 | fprintf(stderr, "DEBUG: NegativePrint = %d\n", header->NegativePrint); | |
131 | fprintf(stderr, "DEBUG: NumCopies = %d\n", header->NumCopies); | |
132 | fprintf(stderr, "DEBUG: Orientation = %d\n", header->Orientation); | |
133 | fprintf(stderr, "DEBUG: OutputFaceUp = %d\n", header->OutputFaceUp); | |
134 | fprintf(stderr, "DEBUG: PageSize = [ %d %d ]\n", header->PageSize[0], | |
135 | header->PageSize[1]); | |
136 | fprintf(stderr, "DEBUG: Separations = %d\n", header->Separations); | |
137 | fprintf(stderr, "DEBUG: TraySwitch = %d\n", header->TraySwitch); | |
138 | fprintf(stderr, "DEBUG: Tumble = %d\n", header->Tumble); | |
139 | fprintf(stderr, "DEBUG: cupsWidth = %d\n", header->cupsWidth); | |
140 | fprintf(stderr, "DEBUG: cupsHeight = %d\n", header->cupsHeight); | |
141 | fprintf(stderr, "DEBUG: cupsMediaType = %d\n", header->cupsMediaType); | |
142 | fprintf(stderr, "DEBUG: cupsBitsPerColor = %d\n", header->cupsBitsPerColor); | |
143 | fprintf(stderr, "DEBUG: cupsBitsPerPixel = %d\n", header->cupsBitsPerPixel); | |
144 | fprintf(stderr, "DEBUG: cupsBytesPerLine = %d\n", header->cupsBytesPerLine); | |
145 | fprintf(stderr, "DEBUG: cupsColorOrder = %d\n", header->cupsColorOrder); | |
146 | fprintf(stderr, "DEBUG: cupsColorSpace = %d\n", header->cupsColorSpace); | |
147 | fprintf(stderr, "DEBUG: cupsCompression = %d\n", header->cupsCompression); | |
148 | ||
149 | /* | |
150 | * Setup printer/job attributes... | |
151 | */ | |
152 | ||
153 | Duplex = header->Duplex; | |
154 | ColorBits = header->cupsBitsPerColor; | |
155 | ||
156 | if ((!Duplex || (Page & 1)) && header->MediaPosition) | |
157 | printf("\033&l%dH", /* Set media position */ | |
158 | header->MediaPosition); | |
159 | ||
160 | if (Duplex && ppd && ppd->model_number == 2) | |
161 | { | |
162 | /* | |
163 | * Handle duplexing on new DeskJet printers... | |
164 | */ | |
165 | ||
166 | printf("\033&l-2H"); /* Load media */ | |
167 | ||
168 | if (Page & 1) | |
169 | printf("\033&l2S"); /* Set duplex mode */ | |
170 | } | |
171 | ||
172 | if (!Duplex || (Page & 1) || (ppd && ppd->model_number == 2)) | |
173 | { | |
174 | /* | |
175 | * Set the media size... | |
176 | */ | |
177 | ||
178 | printf("\033&l6D\033&k12H"); /* Set 6 LPI, 10 CPI */ | |
179 | printf("\033&l0O"); /* Set portrait orientation */ | |
180 | ||
181 | switch (header->PageSize[1]) | |
182 | { | |
183 | case 540 : /* Monarch Envelope */ | |
184 | printf("\033&l80A"); /* Set page size */ | |
185 | break; | |
186 | ||
ee571f26 MS |
187 | case 595 : /* A5 */ |
188 | printf("\033&l25A"); /* Set page size */ | |
189 | break; | |
190 | ||
ef416fc2 | 191 | case 624 : /* DL Envelope */ |
192 | printf("\033&l90A"); /* Set page size */ | |
193 | break; | |
194 | ||
195 | case 649 : /* C5 Envelope */ | |
196 | printf("\033&l91A"); /* Set page size */ | |
197 | break; | |
198 | ||
199 | case 684 : /* COM-10 Envelope */ | |
200 | printf("\033&l81A"); /* Set page size */ | |
201 | break; | |
202 | ||
203 | case 709 : /* B5 Envelope */ | |
204 | printf("\033&l100A"); /* Set page size */ | |
205 | break; | |
206 | ||
207 | case 756 : /* Executive */ | |
208 | printf("\033&l1A"); /* Set page size */ | |
209 | break; | |
210 | ||
211 | case 792 : /* Letter */ | |
212 | printf("\033&l2A"); /* Set page size */ | |
213 | break; | |
214 | ||
215 | case 842 : /* A4 */ | |
216 | printf("\033&l26A"); /* Set page size */ | |
217 | break; | |
218 | ||
219 | case 1008 : /* Legal */ | |
220 | printf("\033&l3A"); /* Set page size */ | |
221 | break; | |
222 | ||
223 | case 1191 : /* A3 */ | |
224 | printf("\033&l27A"); /* Set page size */ | |
225 | break; | |
226 | ||
227 | case 1224 : /* Tabloid */ | |
228 | printf("\033&l6A"); /* Set page size */ | |
229 | break; | |
230 | } | |
231 | ||
232 | printf("\033&l%dP", /* Set page length */ | |
233 | header->PageSize[1] / 12); | |
234 | printf("\033&l0E"); /* Set top margin to 0 */ | |
235 | } | |
236 | ||
237 | if (!Duplex || (Page & 1)) | |
238 | { | |
239 | /* | |
240 | * Set other job options... | |
241 | */ | |
242 | ||
243 | printf("\033&l%dX", header->NumCopies); /* Set number copies */ | |
244 | ||
245 | if (header->cupsMediaType && | |
246 | (!ppd || ppd->model_number != 2 || header->HWResolution[0] == 600)) | |
247 | printf("\033&l%dM", /* Set media type */ | |
248 | header->cupsMediaType); | |
249 | ||
250 | if (!ppd || ppd->model_number != 2) | |
251 | { | |
252 | if (header->Duplex) | |
253 | printf("\033&l%dS", /* Set duplex mode */ | |
254 | header->Duplex + header->Tumble); | |
255 | ||
256 | printf("\033&l0L"); /* Turn off perforation skip */ | |
257 | } | |
258 | } | |
259 | else if (!ppd || ppd->model_number != 2) | |
260 | printf("\033&a2G"); /* Set back side */ | |
261 | ||
262 | /* | |
263 | * Set graphics mode... | |
264 | */ | |
265 | ||
91c84a35 | 266 | if (ppd && ppd->model_number == 2) |
ef416fc2 | 267 | { |
268 | /* | |
269 | * Figure out the number of color planes... | |
270 | */ | |
271 | ||
272 | if (header->cupsColorSpace == CUPS_CSPACE_KCMY) | |
273 | NumPlanes = 4; | |
274 | else | |
275 | NumPlanes = 1; | |
276 | ||
277 | /* | |
278 | * Set the resolution and top-of-form... | |
279 | */ | |
280 | ||
281 | printf("\033&u%dD", header->HWResolution[0]); | |
282 | /* Resolution */ | |
283 | printf("\033&l0e0L"); /* Reset top and don't skip */ | |
284 | printf("\033*p0Y\033*p0X"); /* Set top of form */ | |
285 | ||
286 | /* | |
287 | * Send 26-byte configure image data command with horizontal and | |
288 | * vertical resolutions as well as a color count... | |
289 | */ | |
290 | ||
291 | printf("\033*g26W"); | |
292 | putchar(2); /* Format 2 */ | |
293 | putchar(NumPlanes); /* Output planes */ | |
294 | ||
295 | putchar(header->HWResolution[0] >> 8); /* Black resolution */ | |
296 | putchar(header->HWResolution[0]); | |
297 | putchar(header->HWResolution[1] >> 8); | |
298 | putchar(header->HWResolution[1]); | |
299 | putchar(0); | |
300 | putchar(1 << ColorBits); /* # of black levels */ | |
301 | ||
302 | putchar(header->HWResolution[0] >> 8); /* Cyan resolution */ | |
303 | putchar(header->HWResolution[0]); | |
304 | putchar(header->HWResolution[1] >> 8); | |
305 | putchar(header->HWResolution[1]); | |
306 | putchar(0); | |
307 | putchar(1 << ColorBits); /* # of cyan levels */ | |
308 | ||
309 | putchar(header->HWResolution[0] >> 8); /* Magenta resolution */ | |
310 | putchar(header->HWResolution[0]); | |
311 | putchar(header->HWResolution[1] >> 8); | |
312 | putchar(header->HWResolution[1]); | |
313 | putchar(0); | |
314 | putchar(1 << ColorBits); /* # of magenta levels */ | |
315 | ||
316 | putchar(header->HWResolution[0] >> 8); /* Yellow resolution */ | |
317 | putchar(header->HWResolution[0]); | |
318 | putchar(header->HWResolution[1] >> 8); | |
319 | putchar(header->HWResolution[1]); | |
320 | putchar(0); | |
321 | putchar(1 << ColorBits); /* # of yellow levels */ | |
322 | ||
323 | printf("\033&l0H"); /* Set media position */ | |
324 | } | |
325 | else | |
326 | { | |
327 | printf("\033*t%dR", header->HWResolution[0]); | |
328 | /* Set resolution */ | |
329 | ||
330 | if (header->cupsColorSpace == CUPS_CSPACE_KCMY) | |
331 | { | |
332 | NumPlanes = 4; | |
333 | printf("\033*r-4U"); /* Set KCMY graphics */ | |
334 | } | |
335 | else if (header->cupsColorSpace == CUPS_CSPACE_CMY) | |
336 | { | |
337 | NumPlanes = 3; | |
338 | printf("\033*r-3U"); /* Set CMY graphics */ | |
339 | } | |
340 | else | |
341 | NumPlanes = 1; /* Black&white graphics */ | |
342 | ||
343 | /* | |
344 | * Set size and position of graphics... | |
345 | */ | |
346 | ||
347 | printf("\033*r%dS", header->cupsWidth); /* Set width */ | |
348 | printf("\033*r%dT", header->cupsHeight); /* Set height */ | |
349 | ||
350 | printf("\033&a0H"); /* Set horizontal position */ | |
351 | ||
352 | if (ppd) | |
353 | printf("\033&a%.0fV", /* Set vertical position */ | |
354 | 10.0 * (ppd->sizes[0].length - ppd->sizes[0].top)); | |
355 | else | |
356 | printf("\033&a0V"); /* Set top-of-page */ | |
357 | } | |
358 | ||
359 | printf("\033*r1A"); /* Start graphics */ | |
360 | ||
361 | if (header->cupsCompression) | |
362 | printf("\033*b%dM", /* Set compression */ | |
363 | header->cupsCompression); | |
364 | ||
365 | Feed = 0; /* No blank lines yet */ | |
366 | ||
367 | /* | |
368 | * Allocate memory for a line of graphics... | |
369 | */ | |
370 | ||
91c84a35 MS |
371 | if ((Planes[0] = malloc(header->cupsBytesPerLine)) == NULL) |
372 | { | |
373 | fputs("ERROR: Unable to allocate memory!\n", stderr); | |
374 | exit(1); | |
375 | } | |
376 | ||
ef416fc2 | 377 | for (plane = 1; plane < NumPlanes; plane ++) |
378 | Planes[plane] = Planes[0] + plane * header->cupsBytesPerLine / NumPlanes; | |
379 | ||
380 | if (ColorBits > 1) | |
381 | BitBuffer = malloc(ColorBits * ((header->cupsWidth + 7) / 8)); | |
382 | else | |
383 | BitBuffer = NULL; | |
384 | ||
385 | if (header->cupsCompression) | |
386 | CompBuffer = malloc(header->cupsBytesPerLine * 2); | |
387 | else | |
388 | CompBuffer = NULL; | |
389 | } | |
390 | ||
391 | ||
392 | /* | |
393 | * 'EndPage()' - Finish a page of graphics. | |
394 | */ | |
395 | ||
396 | void | |
397 | EndPage(void) | |
398 | { | |
ef416fc2 | 399 | /* |
400 | * Eject the current page... | |
401 | */ | |
402 | ||
403 | if (NumPlanes > 1) | |
404 | { | |
405 | printf("\033*rC"); /* End color GFX */ | |
406 | ||
407 | if (!(Duplex && (Page & 1))) | |
408 | printf("\033&l0H"); /* Eject current page */ | |
409 | } | |
410 | else | |
411 | { | |
412 | printf("\033*r0B"); /* End GFX */ | |
413 | ||
414 | if (!(Duplex && (Page & 1))) | |
415 | printf("\014"); /* Eject current page */ | |
416 | } | |
417 | ||
418 | fflush(stdout); | |
419 | ||
ef416fc2 | 420 | /* |
421 | * Free memory... | |
422 | */ | |
423 | ||
424 | free(Planes[0]); | |
425 | ||
426 | if (BitBuffer) | |
427 | free(BitBuffer); | |
428 | ||
429 | if (CompBuffer) | |
430 | free(CompBuffer); | |
431 | } | |
432 | ||
433 | ||
434 | /* | |
435 | * 'Shutdown()' - Shutdown the printer. | |
436 | */ | |
437 | ||
438 | void | |
439 | Shutdown(void) | |
440 | { | |
441 | /* | |
442 | * Send a PCL reset sequence. | |
443 | */ | |
444 | ||
445 | putchar(0x1b); | |
446 | putchar('E'); | |
447 | } | |
448 | ||
449 | ||
450 | /* | |
451 | * 'CancelJob()' - Cancel the current job... | |
452 | */ | |
453 | ||
454 | void | |
455 | CancelJob(int sig) /* I - Signal */ | |
456 | { | |
ef416fc2 | 457 | (void)sig; |
458 | ||
839a51c8 | 459 | Canceled = 1; |
ef416fc2 | 460 | } |
461 | ||
462 | ||
463 | /* | |
464 | * 'CompressData()' - Compress a line of graphics. | |
465 | */ | |
466 | ||
467 | void | |
468 | CompressData(unsigned char *line, /* I - Data to compress */ | |
469 | int length, /* I - Number of bytes */ | |
470 | int plane, /* I - Color plane */ | |
471 | int type) /* I - Type of compression */ | |
472 | { | |
473 | unsigned char *line_ptr, /* Current byte pointer */ | |
474 | *line_end, /* End-of-line byte pointer */ | |
475 | *comp_ptr, /* Pointer into compression buffer */ | |
476 | *start; /* Start of compression sequence */ | |
477 | int count; /* Count of bytes for output */ | |
478 | ||
479 | ||
480 | switch (type) | |
481 | { | |
482 | default : | |
483 | /* | |
484 | * Do no compression... | |
485 | */ | |
486 | ||
487 | line_ptr = line; | |
488 | line_end = line + length; | |
489 | break; | |
490 | ||
491 | case 1 : | |
492 | /* | |
493 | * Do run-length encoding... | |
494 | */ | |
495 | ||
496 | line_end = line + length; | |
497 | for (line_ptr = line, comp_ptr = CompBuffer; | |
498 | line_ptr < line_end; | |
499 | comp_ptr += 2, line_ptr += count) | |
500 | { | |
501 | for (count = 1; | |
502 | (line_ptr + count) < line_end && | |
503 | line_ptr[0] == line_ptr[count] && | |
504 | count < 256; | |
505 | count ++); | |
506 | ||
507 | comp_ptr[0] = count - 1; | |
508 | comp_ptr[1] = line_ptr[0]; | |
509 | } | |
510 | ||
511 | line_ptr = CompBuffer; | |
512 | line_end = comp_ptr; | |
513 | break; | |
514 | ||
515 | case 2 : | |
516 | /* | |
517 | * Do TIFF pack-bits encoding... | |
518 | */ | |
519 | ||
520 | line_ptr = line; | |
521 | line_end = line + length; | |
522 | comp_ptr = CompBuffer; | |
523 | ||
524 | while (line_ptr < line_end) | |
525 | { | |
526 | if ((line_ptr + 1) >= line_end) | |
527 | { | |
528 | /* | |
529 | * Single byte on the end... | |
530 | */ | |
531 | ||
532 | *comp_ptr++ = 0x00; | |
533 | *comp_ptr++ = *line_ptr++; | |
534 | } | |
535 | else if (line_ptr[0] == line_ptr[1]) | |
536 | { | |
537 | /* | |
538 | * Repeated sequence... | |
539 | */ | |
540 | ||
541 | line_ptr ++; | |
542 | count = 2; | |
543 | ||
544 | while (line_ptr < (line_end - 1) && | |
545 | line_ptr[0] == line_ptr[1] && | |
546 | count < 127) | |
547 | { | |
548 | line_ptr ++; | |
549 | count ++; | |
550 | } | |
551 | ||
552 | *comp_ptr++ = 257 - count; | |
553 | *comp_ptr++ = *line_ptr++; | |
554 | } | |
555 | else | |
556 | { | |
557 | /* | |
558 | * Non-repeated sequence... | |
559 | */ | |
560 | ||
561 | start = line_ptr; | |
562 | line_ptr ++; | |
563 | count = 1; | |
564 | ||
565 | while (line_ptr < (line_end - 1) && | |
566 | line_ptr[0] != line_ptr[1] && | |
567 | count < 127) | |
568 | { | |
569 | line_ptr ++; | |
570 | count ++; | |
571 | } | |
572 | ||
573 | *comp_ptr++ = count - 1; | |
574 | ||
575 | memcpy(comp_ptr, start, count); | |
576 | comp_ptr += count; | |
577 | } | |
578 | } | |
579 | ||
580 | line_ptr = CompBuffer; | |
581 | line_end = comp_ptr; | |
582 | break; | |
583 | } | |
584 | ||
585 | /* | |
586 | * Set the length of the data and write a raster plane... | |
587 | */ | |
588 | ||
589 | printf("\033*b%d%c", (int)(line_end - line_ptr), plane); | |
590 | fwrite(line_ptr, line_end - line_ptr, 1, stdout); | |
591 | } | |
592 | ||
593 | ||
594 | /* | |
595 | * 'OutputLine()' - Output a line of graphics. | |
596 | */ | |
597 | ||
598 | void | |
839a51c8 | 599 | OutputLine(cups_page_header2_t *header) /* I - Page header */ |
ef416fc2 | 600 | { |
601 | int plane, /* Current plane */ | |
602 | bytes, /* Bytes to write */ | |
603 | count; /* Bytes to convert */ | |
604 | unsigned char bit, /* Current plane data */ | |
605 | bit0, /* Current low bit data */ | |
606 | bit1, /* Current high bit data */ | |
607 | *plane_ptr, /* Pointer into Planes */ | |
608 | *bit_ptr; /* Pointer into BitBuffer */ | |
609 | ||
610 | ||
611 | /* | |
612 | * Output whitespace as needed... | |
613 | */ | |
614 | ||
615 | if (Feed > 0) | |
616 | { | |
617 | printf("\033*b%dY", Feed); | |
618 | Feed = 0; | |
619 | } | |
620 | ||
621 | /* | |
622 | * Write bitmap data as needed... | |
623 | */ | |
624 | ||
625 | bytes = (header->cupsWidth + 7) / 8; | |
626 | ||
627 | for (plane = 0; plane < NumPlanes; plane ++) | |
628 | if (ColorBits == 1) | |
629 | { | |
630 | /* | |
631 | * Send bits as-is... | |
632 | */ | |
633 | ||
634 | CompressData(Planes[plane], bytes, plane < (NumPlanes - 1) ? 'V' : 'W', | |
635 | header->cupsCompression); | |
636 | } | |
637 | else | |
638 | { | |
639 | /* | |
640 | * Separate low and high bit data into separate buffers. | |
641 | */ | |
642 | ||
643 | for (count = header->cupsBytesPerLine / NumPlanes, | |
644 | plane_ptr = Planes[plane], bit_ptr = BitBuffer; | |
645 | count > 0; | |
646 | count -= 2, plane_ptr += 2, bit_ptr ++) | |
647 | { | |
648 | bit = plane_ptr[0]; | |
649 | ||
650 | bit0 = ((bit & 64) << 1) | ((bit & 16) << 2) | ((bit & 4) << 3) | ((bit & 1) << 4); | |
651 | bit1 = (bit & 128) | ((bit & 32) << 1) | ((bit & 8) << 2) | ((bit & 2) << 3); | |
652 | ||
653 | if (count > 1) | |
654 | { | |
655 | bit = plane_ptr[1]; | |
656 | ||
657 | bit0 |= (bit & 1) | ((bit & 4) >> 1) | ((bit & 16) >> 2) | ((bit & 64) >> 3); | |
658 | bit1 |= ((bit & 2) >> 1) | ((bit & 8) >> 2) | ((bit & 32) >> 3) | ((bit & 128) >> 4); | |
659 | } | |
660 | ||
661 | bit_ptr[0] = bit0; | |
662 | bit_ptr[bytes] = bit1; | |
663 | } | |
664 | ||
665 | /* | |
666 | * Send low and high bits... | |
667 | */ | |
668 | ||
669 | CompressData(BitBuffer, bytes, 'V', header->cupsCompression); | |
670 | CompressData(BitBuffer + bytes, bytes, plane < (NumPlanes - 1) ? 'V' : 'W', | |
671 | header->cupsCompression); | |
672 | } | |
673 | ||
674 | fflush(stdout); | |
675 | } | |
676 | ||
677 | ||
678 | /* | |
679 | * 'main()' - Main entry and processing of driver. | |
680 | */ | |
681 | ||
839a51c8 MS |
682 | int /* O - Exit status */ |
683 | main(int argc, /* I - Number of command-line arguments */ | |
684 | char *argv[]) /* I - Command-line arguments */ | |
ef416fc2 | 685 | { |
839a51c8 MS |
686 | int fd; /* File descriptor */ |
687 | cups_raster_t *ras; /* Raster stream for printing */ | |
688 | cups_page_header2_t header; /* Page header from file */ | |
689 | int y; /* Current line */ | |
690 | ppd_file_t *ppd; /* PPD file */ | |
691 | #if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET) | |
692 | struct sigaction action; /* Actions for POSIX signals */ | |
693 | #endif /* HAVE_SIGACTION && !HAVE_SIGSET */ | |
ef416fc2 | 694 | |
695 | ||
696 | /* | |
697 | * Make sure status messages are not buffered... | |
698 | */ | |
699 | ||
700 | setbuf(stderr, NULL); | |
701 | ||
702 | /* | |
703 | * Check command-line... | |
704 | */ | |
705 | ||
706 | if (argc < 6 || argc > 7) | |
707 | { | |
708 | /* | |
709 | * We don't have the correct number of arguments; write an error message | |
710 | * and return. | |
711 | */ | |
712 | ||
f0ab5bff MS |
713 | _cupsLangPrintf(stderr, |
714 | _("Usage: %s job-id user title copies options [file]\n"), | |
715 | "rastertohp"); | |
ef416fc2 | 716 | return (1); |
717 | } | |
718 | ||
719 | /* | |
720 | * Open the page stream... | |
721 | */ | |
722 | ||
723 | if (argc == 7) | |
724 | { | |
725 | if ((fd = open(argv[6], O_RDONLY)) == -1) | |
726 | { | |
f0ab5bff MS |
727 | _cupsLangPrintf(stderr, _("ERROR: Unable to open raster file - %s\n"), |
728 | strerror(errno)); | |
ef416fc2 | 729 | sleep(1); |
730 | return (1); | |
731 | } | |
732 | } | |
733 | else | |
734 | fd = 0; | |
735 | ||
736 | ras = cupsRasterOpen(fd, CUPS_RASTER_READ); | |
737 | ||
839a51c8 MS |
738 | /* |
739 | * Register a signal handler to eject the current page if the | |
740 | * job is cancelled. | |
741 | */ | |
742 | ||
743 | Canceled = 0; | |
744 | ||
745 | #ifdef HAVE_SIGSET /* Use System V signals over POSIX to avoid bugs */ | |
746 | sigset(SIGTERM, CancelJob); | |
747 | #elif defined(HAVE_SIGACTION) | |
748 | memset(&action, 0, sizeof(action)); | |
749 | ||
750 | sigemptyset(&action.sa_mask); | |
751 | action.sa_handler = CancelJob; | |
752 | sigaction(SIGTERM, &action, NULL); | |
753 | #else | |
754 | signal(SIGTERM, CancelJob); | |
755 | #endif /* HAVE_SIGSET */ | |
756 | ||
ef416fc2 | 757 | /* |
758 | * Initialize the print device... | |
759 | */ | |
760 | ||
761 | ppd = ppdOpenFile(getenv("PPD")); | |
762 | ||
763 | Setup(); | |
764 | ||
765 | /* | |
766 | * Process pages as needed... | |
767 | */ | |
768 | ||
769 | Page = 0; | |
770 | ||
839a51c8 | 771 | while (cupsRasterReadHeader2(ras, &header)) |
ef416fc2 | 772 | { |
773 | /* | |
774 | * Write a status message with the page number and number of copies. | |
775 | */ | |
776 | ||
839a51c8 MS |
777 | if (Canceled) |
778 | break; | |
779 | ||
ef416fc2 | 780 | Page ++; |
781 | ||
782 | fprintf(stderr, "PAGE: %d %d\n", Page, header.NumCopies); | |
783 | ||
784 | /* | |
785 | * Start the page... | |
786 | */ | |
787 | ||
788 | StartPage(ppd, &header); | |
789 | ||
790 | /* | |
791 | * Loop for each line on the page... | |
792 | */ | |
793 | ||
794 | for (y = 0; y < header.cupsHeight; y ++) | |
795 | { | |
796 | /* | |
797 | * Let the user know how far we have progressed... | |
798 | */ | |
799 | ||
839a51c8 MS |
800 | if (Canceled) |
801 | break; | |
802 | ||
ef416fc2 | 803 | if ((y & 127) == 0) |
f0ab5bff MS |
804 | _cupsLangPrintf(stderr, _("INFO: Printing page %d, %d%% complete...\n"), |
805 | Page, 100 * y / header.cupsHeight); | |
ef416fc2 | 806 | |
807 | /* | |
808 | * Read a line of graphics... | |
809 | */ | |
810 | ||
811 | if (cupsRasterReadPixels(ras, Planes[0], header.cupsBytesPerLine) < 1) | |
812 | break; | |
813 | ||
814 | /* | |
815 | * See if the line is blank; if not, write it to the printer... | |
816 | */ | |
817 | ||
818 | if (Planes[0][0] || | |
819 | memcmp(Planes[0], Planes[0] + 1, header.cupsBytesPerLine - 1)) | |
820 | OutputLine(&header); | |
821 | else | |
822 | Feed ++; | |
823 | } | |
824 | ||
825 | /* | |
826 | * Eject the page... | |
827 | */ | |
828 | ||
829 | EndPage(); | |
839a51c8 MS |
830 | |
831 | if (Canceled) | |
832 | break; | |
ef416fc2 | 833 | } |
834 | ||
835 | /* | |
836 | * Shutdown the printer... | |
837 | */ | |
838 | ||
839 | Shutdown(); | |
840 | ||
841 | if (ppd) | |
842 | ppdClose(ppd); | |
843 | ||
844 | /* | |
845 | * Close the raster stream... | |
846 | */ | |
847 | ||
848 | cupsRasterClose(ras); | |
849 | if (fd != 0) | |
850 | close(fd); | |
851 | ||
852 | /* | |
853 | * If no pages were printed, send an error message... | |
854 | */ | |
855 | ||
856 | if (Page == 0) | |
f0ab5bff MS |
857 | { |
858 | _cupsLangPuts(stderr, _("ERROR: No pages found!\n")); | |
859 | return (1); | |
860 | } | |
ef416fc2 | 861 | else |
f0ab5bff MS |
862 | { |
863 | _cupsLangPuts(stderr, _("INFO: Ready to print.\n")); | |
864 | return (0); | |
865 | } | |
ef416fc2 | 866 | } |
867 | ||
868 | ||
869 | /* | |
b19ccc9e | 870 | * End of "$Id: rastertohp.c 7834 2008-08-04 21:02:09Z mike $". |
ef416fc2 | 871 | */ |