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Commit | Line | Data |
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ef416fc2 | 1 | /* |
bc44d920 | 2 | * "$Id: rastertohp.c 6649 2007-07-11 21:46:42Z 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 | ||
186 | case 624 : /* DL Envelope */ | |
187 | printf("\033&l90A"); /* Set page size */ | |
188 | break; | |
189 | ||
190 | case 649 : /* C5 Envelope */ | |
191 | printf("\033&l91A"); /* Set page size */ | |
192 | break; | |
193 | ||
194 | case 684 : /* COM-10 Envelope */ | |
195 | printf("\033&l81A"); /* Set page size */ | |
196 | break; | |
197 | ||
198 | case 709 : /* B5 Envelope */ | |
199 | printf("\033&l100A"); /* Set page size */ | |
200 | break; | |
201 | ||
202 | case 756 : /* Executive */ | |
203 | printf("\033&l1A"); /* Set page size */ | |
204 | break; | |
205 | ||
206 | case 792 : /* Letter */ | |
207 | printf("\033&l2A"); /* Set page size */ | |
208 | break; | |
209 | ||
210 | case 842 : /* A4 */ | |
211 | printf("\033&l26A"); /* Set page size */ | |
212 | break; | |
213 | ||
214 | case 1008 : /* Legal */ | |
215 | printf("\033&l3A"); /* Set page size */ | |
216 | break; | |
217 | ||
218 | case 1191 : /* A3 */ | |
219 | printf("\033&l27A"); /* Set page size */ | |
220 | break; | |
221 | ||
222 | case 1224 : /* Tabloid */ | |
223 | printf("\033&l6A"); /* Set page size */ | |
224 | break; | |
225 | } | |
226 | ||
227 | printf("\033&l%dP", /* Set page length */ | |
228 | header->PageSize[1] / 12); | |
229 | printf("\033&l0E"); /* Set top margin to 0 */ | |
230 | } | |
231 | ||
232 | if (!Duplex || (Page & 1)) | |
233 | { | |
234 | /* | |
235 | * Set other job options... | |
236 | */ | |
237 | ||
238 | printf("\033&l%dX", header->NumCopies); /* Set number copies */ | |
239 | ||
240 | if (header->cupsMediaType && | |
241 | (!ppd || ppd->model_number != 2 || header->HWResolution[0] == 600)) | |
242 | printf("\033&l%dM", /* Set media type */ | |
243 | header->cupsMediaType); | |
244 | ||
245 | if (!ppd || ppd->model_number != 2) | |
246 | { | |
247 | if (header->Duplex) | |
248 | printf("\033&l%dS", /* Set duplex mode */ | |
249 | header->Duplex + header->Tumble); | |
250 | ||
251 | printf("\033&l0L"); /* Turn off perforation skip */ | |
252 | } | |
253 | } | |
254 | else if (!ppd || ppd->model_number != 2) | |
255 | printf("\033&a2G"); /* Set back side */ | |
256 | ||
257 | /* | |
258 | * Set graphics mode... | |
259 | */ | |
260 | ||
91c84a35 | 261 | if (ppd && ppd->model_number == 2) |
ef416fc2 | 262 | { |
263 | /* | |
264 | * Figure out the number of color planes... | |
265 | */ | |
266 | ||
267 | if (header->cupsColorSpace == CUPS_CSPACE_KCMY) | |
268 | NumPlanes = 4; | |
269 | else | |
270 | NumPlanes = 1; | |
271 | ||
272 | /* | |
273 | * Set the resolution and top-of-form... | |
274 | */ | |
275 | ||
276 | printf("\033&u%dD", header->HWResolution[0]); | |
277 | /* Resolution */ | |
278 | printf("\033&l0e0L"); /* Reset top and don't skip */ | |
279 | printf("\033*p0Y\033*p0X"); /* Set top of form */ | |
280 | ||
281 | /* | |
282 | * Send 26-byte configure image data command with horizontal and | |
283 | * vertical resolutions as well as a color count... | |
284 | */ | |
285 | ||
286 | printf("\033*g26W"); | |
287 | putchar(2); /* Format 2 */ | |
288 | putchar(NumPlanes); /* Output planes */ | |
289 | ||
290 | putchar(header->HWResolution[0] >> 8); /* Black resolution */ | |
291 | putchar(header->HWResolution[0]); | |
292 | putchar(header->HWResolution[1] >> 8); | |
293 | putchar(header->HWResolution[1]); | |
294 | putchar(0); | |
295 | putchar(1 << ColorBits); /* # of black levels */ | |
296 | ||
297 | putchar(header->HWResolution[0] >> 8); /* Cyan resolution */ | |
298 | putchar(header->HWResolution[0]); | |
299 | putchar(header->HWResolution[1] >> 8); | |
300 | putchar(header->HWResolution[1]); | |
301 | putchar(0); | |
302 | putchar(1 << ColorBits); /* # of cyan levels */ | |
303 | ||
304 | putchar(header->HWResolution[0] >> 8); /* Magenta resolution */ | |
305 | putchar(header->HWResolution[0]); | |
306 | putchar(header->HWResolution[1] >> 8); | |
307 | putchar(header->HWResolution[1]); | |
308 | putchar(0); | |
309 | putchar(1 << ColorBits); /* # of magenta levels */ | |
310 | ||
311 | putchar(header->HWResolution[0] >> 8); /* Yellow resolution */ | |
312 | putchar(header->HWResolution[0]); | |
313 | putchar(header->HWResolution[1] >> 8); | |
314 | putchar(header->HWResolution[1]); | |
315 | putchar(0); | |
316 | putchar(1 << ColorBits); /* # of yellow levels */ | |
317 | ||
318 | printf("\033&l0H"); /* Set media position */ | |
319 | } | |
320 | else | |
321 | { | |
322 | printf("\033*t%dR", header->HWResolution[0]); | |
323 | /* Set resolution */ | |
324 | ||
325 | if (header->cupsColorSpace == CUPS_CSPACE_KCMY) | |
326 | { | |
327 | NumPlanes = 4; | |
328 | printf("\033*r-4U"); /* Set KCMY graphics */ | |
329 | } | |
330 | else if (header->cupsColorSpace == CUPS_CSPACE_CMY) | |
331 | { | |
332 | NumPlanes = 3; | |
333 | printf("\033*r-3U"); /* Set CMY graphics */ | |
334 | } | |
335 | else | |
336 | NumPlanes = 1; /* Black&white graphics */ | |
337 | ||
338 | /* | |
339 | * Set size and position of graphics... | |
340 | */ | |
341 | ||
342 | printf("\033*r%dS", header->cupsWidth); /* Set width */ | |
343 | printf("\033*r%dT", header->cupsHeight); /* Set height */ | |
344 | ||
345 | printf("\033&a0H"); /* Set horizontal position */ | |
346 | ||
347 | if (ppd) | |
348 | printf("\033&a%.0fV", /* Set vertical position */ | |
349 | 10.0 * (ppd->sizes[0].length - ppd->sizes[0].top)); | |
350 | else | |
351 | printf("\033&a0V"); /* Set top-of-page */ | |
352 | } | |
353 | ||
354 | printf("\033*r1A"); /* Start graphics */ | |
355 | ||
356 | if (header->cupsCompression) | |
357 | printf("\033*b%dM", /* Set compression */ | |
358 | header->cupsCompression); | |
359 | ||
360 | Feed = 0; /* No blank lines yet */ | |
361 | ||
362 | /* | |
363 | * Allocate memory for a line of graphics... | |
364 | */ | |
365 | ||
91c84a35 MS |
366 | if ((Planes[0] = malloc(header->cupsBytesPerLine)) == NULL) |
367 | { | |
368 | fputs("ERROR: Unable to allocate memory!\n", stderr); | |
369 | exit(1); | |
370 | } | |
371 | ||
ef416fc2 | 372 | for (plane = 1; plane < NumPlanes; plane ++) |
373 | Planes[plane] = Planes[0] + plane * header->cupsBytesPerLine / NumPlanes; | |
374 | ||
375 | if (ColorBits > 1) | |
376 | BitBuffer = malloc(ColorBits * ((header->cupsWidth + 7) / 8)); | |
377 | else | |
378 | BitBuffer = NULL; | |
379 | ||
380 | if (header->cupsCompression) | |
381 | CompBuffer = malloc(header->cupsBytesPerLine * 2); | |
382 | else | |
383 | CompBuffer = NULL; | |
384 | } | |
385 | ||
386 | ||
387 | /* | |
388 | * 'EndPage()' - Finish a page of graphics. | |
389 | */ | |
390 | ||
391 | void | |
392 | EndPage(void) | |
393 | { | |
ef416fc2 | 394 | /* |
395 | * Eject the current page... | |
396 | */ | |
397 | ||
398 | if (NumPlanes > 1) | |
399 | { | |
400 | printf("\033*rC"); /* End color GFX */ | |
401 | ||
402 | if (!(Duplex && (Page & 1))) | |
403 | printf("\033&l0H"); /* Eject current page */ | |
404 | } | |
405 | else | |
406 | { | |
407 | printf("\033*r0B"); /* End GFX */ | |
408 | ||
409 | if (!(Duplex && (Page & 1))) | |
410 | printf("\014"); /* Eject current page */ | |
411 | } | |
412 | ||
413 | fflush(stdout); | |
414 | ||
ef416fc2 | 415 | /* |
416 | * Free memory... | |
417 | */ | |
418 | ||
419 | free(Planes[0]); | |
420 | ||
421 | if (BitBuffer) | |
422 | free(BitBuffer); | |
423 | ||
424 | if (CompBuffer) | |
425 | free(CompBuffer); | |
426 | } | |
427 | ||
428 | ||
429 | /* | |
430 | * 'Shutdown()' - Shutdown the printer. | |
431 | */ | |
432 | ||
433 | void | |
434 | Shutdown(void) | |
435 | { | |
436 | /* | |
437 | * Send a PCL reset sequence. | |
438 | */ | |
439 | ||
440 | putchar(0x1b); | |
441 | putchar('E'); | |
442 | } | |
443 | ||
444 | ||
445 | /* | |
446 | * 'CancelJob()' - Cancel the current job... | |
447 | */ | |
448 | ||
449 | void | |
450 | CancelJob(int sig) /* I - Signal */ | |
451 | { | |
ef416fc2 | 452 | (void)sig; |
453 | ||
839a51c8 | 454 | Canceled = 1; |
ef416fc2 | 455 | } |
456 | ||
457 | ||
458 | /* | |
459 | * 'CompressData()' - Compress a line of graphics. | |
460 | */ | |
461 | ||
462 | void | |
463 | CompressData(unsigned char *line, /* I - Data to compress */ | |
464 | int length, /* I - Number of bytes */ | |
465 | int plane, /* I - Color plane */ | |
466 | int type) /* I - Type of compression */ | |
467 | { | |
468 | unsigned char *line_ptr, /* Current byte pointer */ | |
469 | *line_end, /* End-of-line byte pointer */ | |
470 | *comp_ptr, /* Pointer into compression buffer */ | |
471 | *start; /* Start of compression sequence */ | |
472 | int count; /* Count of bytes for output */ | |
473 | ||
474 | ||
475 | switch (type) | |
476 | { | |
477 | default : | |
478 | /* | |
479 | * Do no compression... | |
480 | */ | |
481 | ||
482 | line_ptr = line; | |
483 | line_end = line + length; | |
484 | break; | |
485 | ||
486 | case 1 : | |
487 | /* | |
488 | * Do run-length encoding... | |
489 | */ | |
490 | ||
491 | line_end = line + length; | |
492 | for (line_ptr = line, comp_ptr = CompBuffer; | |
493 | line_ptr < line_end; | |
494 | comp_ptr += 2, line_ptr += count) | |
495 | { | |
496 | for (count = 1; | |
497 | (line_ptr + count) < line_end && | |
498 | line_ptr[0] == line_ptr[count] && | |
499 | count < 256; | |
500 | count ++); | |
501 | ||
502 | comp_ptr[0] = count - 1; | |
503 | comp_ptr[1] = line_ptr[0]; | |
504 | } | |
505 | ||
506 | line_ptr = CompBuffer; | |
507 | line_end = comp_ptr; | |
508 | break; | |
509 | ||
510 | case 2 : | |
511 | /* | |
512 | * Do TIFF pack-bits encoding... | |
513 | */ | |
514 | ||
515 | line_ptr = line; | |
516 | line_end = line + length; | |
517 | comp_ptr = CompBuffer; | |
518 | ||
519 | while (line_ptr < line_end) | |
520 | { | |
521 | if ((line_ptr + 1) >= line_end) | |
522 | { | |
523 | /* | |
524 | * Single byte on the end... | |
525 | */ | |
526 | ||
527 | *comp_ptr++ = 0x00; | |
528 | *comp_ptr++ = *line_ptr++; | |
529 | } | |
530 | else if (line_ptr[0] == line_ptr[1]) | |
531 | { | |
532 | /* | |
533 | * Repeated sequence... | |
534 | */ | |
535 | ||
536 | line_ptr ++; | |
537 | count = 2; | |
538 | ||
539 | while (line_ptr < (line_end - 1) && | |
540 | line_ptr[0] == line_ptr[1] && | |
541 | count < 127) | |
542 | { | |
543 | line_ptr ++; | |
544 | count ++; | |
545 | } | |
546 | ||
547 | *comp_ptr++ = 257 - count; | |
548 | *comp_ptr++ = *line_ptr++; | |
549 | } | |
550 | else | |
551 | { | |
552 | /* | |
553 | * Non-repeated sequence... | |
554 | */ | |
555 | ||
556 | start = line_ptr; | |
557 | line_ptr ++; | |
558 | count = 1; | |
559 | ||
560 | while (line_ptr < (line_end - 1) && | |
561 | line_ptr[0] != line_ptr[1] && | |
562 | count < 127) | |
563 | { | |
564 | line_ptr ++; | |
565 | count ++; | |
566 | } | |
567 | ||
568 | *comp_ptr++ = count - 1; | |
569 | ||
570 | memcpy(comp_ptr, start, count); | |
571 | comp_ptr += count; | |
572 | } | |
573 | } | |
574 | ||
575 | line_ptr = CompBuffer; | |
576 | line_end = comp_ptr; | |
577 | break; | |
578 | } | |
579 | ||
580 | /* | |
581 | * Set the length of the data and write a raster plane... | |
582 | */ | |
583 | ||
584 | printf("\033*b%d%c", (int)(line_end - line_ptr), plane); | |
585 | fwrite(line_ptr, line_end - line_ptr, 1, stdout); | |
586 | } | |
587 | ||
588 | ||
589 | /* | |
590 | * 'OutputLine()' - Output a line of graphics. | |
591 | */ | |
592 | ||
593 | void | |
839a51c8 | 594 | OutputLine(cups_page_header2_t *header) /* I - Page header */ |
ef416fc2 | 595 | { |
596 | int plane, /* Current plane */ | |
597 | bytes, /* Bytes to write */ | |
598 | count; /* Bytes to convert */ | |
599 | unsigned char bit, /* Current plane data */ | |
600 | bit0, /* Current low bit data */ | |
601 | bit1, /* Current high bit data */ | |
602 | *plane_ptr, /* Pointer into Planes */ | |
603 | *bit_ptr; /* Pointer into BitBuffer */ | |
604 | ||
605 | ||
606 | /* | |
607 | * Output whitespace as needed... | |
608 | */ | |
609 | ||
610 | if (Feed > 0) | |
611 | { | |
612 | printf("\033*b%dY", Feed); | |
613 | Feed = 0; | |
614 | } | |
615 | ||
616 | /* | |
617 | * Write bitmap data as needed... | |
618 | */ | |
619 | ||
620 | bytes = (header->cupsWidth + 7) / 8; | |
621 | ||
622 | for (plane = 0; plane < NumPlanes; plane ++) | |
623 | if (ColorBits == 1) | |
624 | { | |
625 | /* | |
626 | * Send bits as-is... | |
627 | */ | |
628 | ||
629 | CompressData(Planes[plane], bytes, plane < (NumPlanes - 1) ? 'V' : 'W', | |
630 | header->cupsCompression); | |
631 | } | |
632 | else | |
633 | { | |
634 | /* | |
635 | * Separate low and high bit data into separate buffers. | |
636 | */ | |
637 | ||
638 | for (count = header->cupsBytesPerLine / NumPlanes, | |
639 | plane_ptr = Planes[plane], bit_ptr = BitBuffer; | |
640 | count > 0; | |
641 | count -= 2, plane_ptr += 2, bit_ptr ++) | |
642 | { | |
643 | bit = plane_ptr[0]; | |
644 | ||
645 | bit0 = ((bit & 64) << 1) | ((bit & 16) << 2) | ((bit & 4) << 3) | ((bit & 1) << 4); | |
646 | bit1 = (bit & 128) | ((bit & 32) << 1) | ((bit & 8) << 2) | ((bit & 2) << 3); | |
647 | ||
648 | if (count > 1) | |
649 | { | |
650 | bit = plane_ptr[1]; | |
651 | ||
652 | bit0 |= (bit & 1) | ((bit & 4) >> 1) | ((bit & 16) >> 2) | ((bit & 64) >> 3); | |
653 | bit1 |= ((bit & 2) >> 1) | ((bit & 8) >> 2) | ((bit & 32) >> 3) | ((bit & 128) >> 4); | |
654 | } | |
655 | ||
656 | bit_ptr[0] = bit0; | |
657 | bit_ptr[bytes] = bit1; | |
658 | } | |
659 | ||
660 | /* | |
661 | * Send low and high bits... | |
662 | */ | |
663 | ||
664 | CompressData(BitBuffer, bytes, 'V', header->cupsCompression); | |
665 | CompressData(BitBuffer + bytes, bytes, plane < (NumPlanes - 1) ? 'V' : 'W', | |
666 | header->cupsCompression); | |
667 | } | |
668 | ||
669 | fflush(stdout); | |
670 | } | |
671 | ||
672 | ||
673 | /* | |
674 | * 'main()' - Main entry and processing of driver. | |
675 | */ | |
676 | ||
839a51c8 MS |
677 | int /* O - Exit status */ |
678 | main(int argc, /* I - Number of command-line arguments */ | |
679 | char *argv[]) /* I - Command-line arguments */ | |
ef416fc2 | 680 | { |
839a51c8 MS |
681 | int fd; /* File descriptor */ |
682 | cups_raster_t *ras; /* Raster stream for printing */ | |
683 | cups_page_header2_t header; /* Page header from file */ | |
684 | int y; /* Current line */ | |
685 | ppd_file_t *ppd; /* PPD file */ | |
686 | #if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET) | |
687 | struct sigaction action; /* Actions for POSIX signals */ | |
688 | #endif /* HAVE_SIGACTION && !HAVE_SIGSET */ | |
ef416fc2 | 689 | |
690 | ||
691 | /* | |
692 | * Make sure status messages are not buffered... | |
693 | */ | |
694 | ||
695 | setbuf(stderr, NULL); | |
696 | ||
697 | /* | |
698 | * Check command-line... | |
699 | */ | |
700 | ||
701 | if (argc < 6 || argc > 7) | |
702 | { | |
703 | /* | |
704 | * We don't have the correct number of arguments; write an error message | |
705 | * and return. | |
706 | */ | |
707 | ||
c0e1af83 | 708 | fprintf(stderr, _("Usage: %s job-id user title copies options [file]\n"), |
709 | argv[0]); | |
ef416fc2 | 710 | return (1); |
711 | } | |
712 | ||
713 | /* | |
714 | * Open the page stream... | |
715 | */ | |
716 | ||
717 | if (argc == 7) | |
718 | { | |
719 | if ((fd = open(argv[6], O_RDONLY)) == -1) | |
720 | { | |
721 | perror("ERROR: Unable to open raster file - "); | |
722 | sleep(1); | |
723 | return (1); | |
724 | } | |
725 | } | |
726 | else | |
727 | fd = 0; | |
728 | ||
729 | ras = cupsRasterOpen(fd, CUPS_RASTER_READ); | |
730 | ||
839a51c8 MS |
731 | /* |
732 | * Register a signal handler to eject the current page if the | |
733 | * job is cancelled. | |
734 | */ | |
735 | ||
736 | Canceled = 0; | |
737 | ||
738 | #ifdef HAVE_SIGSET /* Use System V signals over POSIX to avoid bugs */ | |
739 | sigset(SIGTERM, CancelJob); | |
740 | #elif defined(HAVE_SIGACTION) | |
741 | memset(&action, 0, sizeof(action)); | |
742 | ||
743 | sigemptyset(&action.sa_mask); | |
744 | action.sa_handler = CancelJob; | |
745 | sigaction(SIGTERM, &action, NULL); | |
746 | #else | |
747 | signal(SIGTERM, CancelJob); | |
748 | #endif /* HAVE_SIGSET */ | |
749 | ||
ef416fc2 | 750 | /* |
751 | * Initialize the print device... | |
752 | */ | |
753 | ||
754 | ppd = ppdOpenFile(getenv("PPD")); | |
755 | ||
756 | Setup(); | |
757 | ||
758 | /* | |
759 | * Process pages as needed... | |
760 | */ | |
761 | ||
762 | Page = 0; | |
763 | ||
839a51c8 | 764 | while (cupsRasterReadHeader2(ras, &header)) |
ef416fc2 | 765 | { |
766 | /* | |
767 | * Write a status message with the page number and number of copies. | |
768 | */ | |
769 | ||
839a51c8 MS |
770 | if (Canceled) |
771 | break; | |
772 | ||
ef416fc2 | 773 | Page ++; |
774 | ||
775 | fprintf(stderr, "PAGE: %d %d\n", Page, header.NumCopies); | |
776 | ||
777 | /* | |
778 | * Start the page... | |
779 | */ | |
780 | ||
781 | StartPage(ppd, &header); | |
782 | ||
783 | /* | |
784 | * Loop for each line on the page... | |
785 | */ | |
786 | ||
787 | for (y = 0; y < header.cupsHeight; y ++) | |
788 | { | |
789 | /* | |
790 | * Let the user know how far we have progressed... | |
791 | */ | |
792 | ||
839a51c8 MS |
793 | if (Canceled) |
794 | break; | |
795 | ||
ef416fc2 | 796 | if ((y & 127) == 0) |
c0e1af83 | 797 | fprintf(stderr, _("INFO: Printing page %d, %d%% complete...\n"), Page, |
ef416fc2 | 798 | 100 * y / header.cupsHeight); |
799 | ||
800 | /* | |
801 | * Read a line of graphics... | |
802 | */ | |
803 | ||
804 | if (cupsRasterReadPixels(ras, Planes[0], header.cupsBytesPerLine) < 1) | |
805 | break; | |
806 | ||
807 | /* | |
808 | * See if the line is blank; if not, write it to the printer... | |
809 | */ | |
810 | ||
811 | if (Planes[0][0] || | |
812 | memcmp(Planes[0], Planes[0] + 1, header.cupsBytesPerLine - 1)) | |
813 | OutputLine(&header); | |
814 | else | |
815 | Feed ++; | |
816 | } | |
817 | ||
818 | /* | |
819 | * Eject the page... | |
820 | */ | |
821 | ||
822 | EndPage(); | |
839a51c8 MS |
823 | |
824 | if (Canceled) | |
825 | break; | |
ef416fc2 | 826 | } |
827 | ||
828 | /* | |
829 | * Shutdown the printer... | |
830 | */ | |
831 | ||
832 | Shutdown(); | |
833 | ||
834 | if (ppd) | |
835 | ppdClose(ppd); | |
836 | ||
837 | /* | |
838 | * Close the raster stream... | |
839 | */ | |
840 | ||
841 | cupsRasterClose(ras); | |
842 | if (fd != 0) | |
843 | close(fd); | |
844 | ||
845 | /* | |
846 | * If no pages were printed, send an error message... | |
847 | */ | |
848 | ||
849 | if (Page == 0) | |
c0e1af83 | 850 | fputs(_("ERROR: No pages found!\n"), stderr); |
ef416fc2 | 851 | else |
c0e1af83 | 852 | fputs(_("INFO: Ready to print.\n"), stderr); |
ef416fc2 | 853 | |
854 | return (Page == 0); | |
855 | } | |
856 | ||
857 | ||
858 | /* | |
bc44d920 | 859 | * End of "$Id: rastertohp.c 6649 2007-07-11 21:46:42Z mike $". |
ef416fc2 | 860 | */ |