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gerrit-public.fairphone.software / platform / external / ImageMagick / b52981c56e906a958920792461cb15d707fbf8da / . / www / display.html
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50
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197
198<div class="main">
199
cristydcca3fa2010-12-29 21:50:07 +0000[diff] [blame]200<h1>ImageMagick Display Command-line Tool</h1>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]201<p class="navigation-index">[<a href="#usage">Example Usage</a> &bull; <a href="#options">Option Summary</a>]</p>
202
203<div class="doc-section">
204<p>Use the <kbd>display</kbd> program to display an image or image sequence on any X server. See <a href="../www/command-line-processing.html">Command Line Processing</a> for advice on how to structure your <kbd>display</kbd> command or see below for example usages of the command.</p>
205</div>
206
cristydcca3fa2010-12-29 21:50:07 +0000[diff] [blame]207<h2><a id="usage"></a>Example Usage</h2>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]208<div class="doc-section">
209
210<p>We list a few examples of the <kbd>display</kbd> command here to illustrate its usefulness and ease of use. To get started, lets display an image in the JPEG format:</p>
211
212<p class='crt'><span class="crtprompt"> $magick&gt; </span><span class='crtin'>display rose.jpg</span></p>
213<p>To tile a slate texture onto the root window, use:</p>
214
215<p class='crt'><span class="crtprompt"> $magick&gt; </span><span class='crtin'>display -size 1280x1024 -window root slate.png</span></p>
216<p>To display a visual image directory of all your JPEG images, use:</p>
217
218<p class='crt'><span class="crtprompt"> $magick&gt; </span><span class='crtin'>display 'vid:*.jpg'</span></p>
219<p>You can find additional examples of using <kbd>display</kbd> in <a href="http://www-106.ibm.com/developerworks/library/l-graf/?ca=dnt-428">Graphics from the Command Line</a>. Further discussion is available in <a href="http://www-106.ibm.com/developerworks/library/l-graf2/?ca=dgr-lnxw15GraphicsLine">More Graphics from the Command Line</a> and <a href="http://www.imagemagick.org/Usage/">Examples of ImageMagick Usage</a>.</p>
220
221</div>
222
cristydcca3fa2010-12-29 21:50:07 +0000[diff] [blame]223<h2><a id="options"></a>Option Summary</h2>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]224<div class="doc-section">
225
226<p>The <kbd>display</kbd> command recognizes these options. Click on an option to get more details about how that option works.</p>
227
228<table class="doc">
229 <tbody>
230 <tr>
231 <th align="left">Option</th>
232 <th align="left">Description</th>
233 </tr>
234
235 <tr>
236 <td valign="top"><a href="../www/command-line-options.html#alpha">-alpha</a></td>
237 <td valign="top">on, activate, off, deactivate, set, opaque, copy",
238transparent, extract, background, or shape the alpha channel</td>
239 </tr>
240
241 <tr>
242 <td valign="top"><a href="../www/command-line-options.html#antialias">-antialias</a></td>
243 <td valign="top">remove pixel-aliasing</td>
244 </tr>
245
246 <tr>
247 <td valign="top"><a href="../www/command-line-options.html#authenticate">-authenticate <em class="option">value</em></a></td>
248 <td valign="top">decrypt image with this password</td>
249 </tr>
250
251 <tr>
252 <td valign="top"><a href="../www/command-line-options.html#backdrop">-backdrop</a></td>
253 <td valign="top">display image centered on a backdrop</td>
254 </tr>
255
256 <tr>
257 <td valign="top"><a href="../www/command-line-options.html#background">-background <em class="option">color</em></a></td>
258 <td valign="top">background color</td>
259 </tr>
260
261 <tr>
262 <td valign="top"><a href="../www/command-line-options.html#border">-border <em class="option">geometry</em></a></td>
263 <td valign="top">surround image with a border of color</td>
264 </tr>
265
266 <tr>
267 <td valign="top"><a href="../www/command-line-options.html#bordercolor">-bordercolor <em class="option">color</em></a></td>
268 <td valign="top">border color</td>
269 </tr>
270
271 <tr>
272 <td valign="top"><a href="../www/command-line-options.html#channel">-channel <em class="option">type</em></a></td>
273 <td valign="top">apply option to select image channels</td>
274 </tr>
275
276 <tr>
277 <td valign="top"><a href="../www/command-line-options.html#clip">-clip</a></td>
278 <td valign="top">clip along the first path from the 8BIM profile</td>
279 </tr>
280
281 <tr>
282 <td valign="top"><a href="../www/command-line-options.html#clip-path">-clip-path <em class="option">id</em></a></td>
283 <td valign="top">clip along a named path from the 8BIM profile</td>
284 </tr>
285
286 <tr>
287 <td valign="top"><a href="../www/command-line-options.html#coalesce">-coalesce</a></td>
288 <td valign="top">merge a sequence of images</td>
289 </tr>
290
291 <tr>
292 <td valign="top"><a href="../www/command-line-options.html#colormap">-colormap <em class="option">type</em></a></td>
293 <td valign="top">Shared or Private</td>
294 </tr>
295
296 <tr>
297 <td valign="top"><a href="../www/command-line-options.html#colors">-colors <em class="option">value</em></a></td>
298 <td valign="top">preferred number of colors in the image</td>
299 </tr>
300
301 <tr>
302 <td valign="top"><a href="../www/command-line-options.html#colorspace">-colorspace <em class="option">type</em></a></td>
303 <td valign="top">set image colorspace</td>
304 </tr>
305
306 <tr>
307 <td valign="top"><a href="../www/command-line-options.html#comment">-comment <em class="option">string</em></a></td>
308 <td valign="top">annotate image with comment</td>
309 </tr>
310
311 <tr>
312 <td valign="top"><a href="../www/command-line-options.html#compress">-compress <em class="option">type</em></a></td>
313 <td valign="top">image compression type</td>
314 </tr>
315
316 <tr>
317 <td valign="top"><a href="../www/command-line-options.html#contrast">-contrast</a></td>
318 <td valign="top">enhance or reduce the image contrast</td>
319 </tr>
320
321 <tr>
322 <td valign="top"><a href="../www/command-line-options.html#crop">-crop <em class="option">geometry</em></a></td>
323 <td valign="top">preferred size and location of the cropped image</td>
324 </tr>
325
326 <tr>
327 <td valign="top"><a href="../www/command-line-options.html#debug">-debug <em class="option">events</em></a></td>
328 <td valign="top">display copious debugging information</td>
329 </tr>
330
331 <tr>
332 <td valign="top"><a href="../www/command-line-options.html#decipher">-decipher <em class="option">filename</em></a></td>
333 <td valign="top">convert cipher pixels to plain</td>
334 </tr>
335
336 <tr>
337 <td valign="top"><a href="../www/command-line-options.html#define">-define <em class="option">format:option</em></a></td>
338 <td valign="top">define one or more image format options</td>
339 </tr>
340
341 <tr>
342 <td valign="top"><a href="../www/command-line-options.html#delay">-delay <em class="option">value</em></a></td>
343 <td valign="top">display the next image after pausing</td>
344 </tr>
345
346 <tr>
347 <td valign="top"><a href="../www/command-line-options.html#density">-density <em class="option">geometry</em></a></td>
348 <td valign="top">horizontal and vertical density of the image</td>
349 </tr>
350
351 <tr>
352 <td valign="top"><a href="../www/command-line-options.html#depth">-depth <em class="option">value</em></a></td>
353 <td valign="top">image depth</td>
354 </tr>
355
356 <tr>
357 <td valign="top"><a href="../www/command-line-options.html#despeckle">-despeckle</a></td>
358 <td valign="top">reduce the speckles within an image</td>
359 </tr>
360
361 <tr>
362 <td valign="top"><a href="../www/command-line-options.html#display">-display <em class="option">server</em></a></td>
363 <td valign="top">get image or font from this X server</td>
364 </tr>
365
366 <tr>
367 <td valign="top"><a href="../www/command-line-options.html#dispose">-dispose <em class="option">method</em></a></td>
368 <td valign="top">layer disposal method</td>
369 </tr>
370
371 <tr>
372 <td valign="top"><a href="../www/command-line-options.html#dither">-dither <em class="option">method</em></a></td>
373 <td valign="top">apply error diffusion to image</td>
374 </tr>
375
376 <tr>
377 <td valign="top"><a href="../www/command-line-options.html#edge">-edge <em class="option">radius</em></a></td>
378 <td valign="top">apply a filter to detect edges in the image</td>
379 </tr>
380
381 <tr>
382 <td valign="top"><a href="../www/command-line-options.html#endian">-endian <em class="option">type</em></a></td>
383 <td valign="top">endianness (MSB or LSB) of the image</td>
384 </tr>
385
386 <tr>
387 <td valign="top"><a href="../www/command-line-options.html#enhance">-enhance</a></td>
388 <td valign="top">apply a digital filter to enhance a noisy image</td>
389 </tr>
390
391 <tr>
392 <td valign="top"><a href="../www/command-line-options.html#equalize">-equalize</a></td>
393 <td valign="top">perform histogram equalization to an image</td>
394 </tr>
395
396 <tr>
397 <td valign="top"><a href="../www/command-line-options.html#extract">-extract <em class="option">geometry</em></a></td>
398 <td valign="top">extract area from image</td>
399 </tr>
400
401 <tr>
402 <td valign="top"><a href="../www/command-line-options.html#filter">-filter <em class="option">type</em></a></td>
403 <td valign="top">use this filter when resizing an image</td>
404 </tr>
405
406 <tr>
407 <td valign="top"><a href="../www/command-line-options.html#flatten">-flatten</a></td>
408 <td valign="top">flatten a sequence of images</td>
409 </tr>
410
411 <tr>
412 <td valign="top"><a href="../www/command-line-options.html#flip">-flip</a></td>
413 <td valign="top">flip image in the vertical direction</td>
414 </tr>
415
416 <tr>
417 <td valign="top"><a href="../www/command-line-options.html#flop">-flop</a></td>
418 <td valign="top">flop image in the horizontal direction</td>
419 </tr>
420
421 <tr>
422 <td valign="top"><a href="../www/command-line-options.html#frame">-frame <em class="option">geometry</em></a></td>
423 <td valign="top">surround image with an ornamental border</td>
424 </tr>
425
426 <tr>
427 <td valign="top"><a href="../www/command-line-options.html#fuzz">-fuzz <em class="option">distance</em></a></td>
428 <td valign="top">colors within this distance are considered equal</td>
429 </tr>
430
431 <tr>
432 <td valign="top"><a href="../www/command-line-options.html#gamma">-gamma <em class="option">value</em></a></td>
433 <td valign="top">level of gamma correction</td>
434 </tr>
435
436 <tr>
437 <td valign="top"><a href="../www/command-line-options.html#geometry">-geometry <em class="option">geometry</em></a></td>
438 <td valign="top">preferred size or location of the image</td>
439 </tr>
440
441 <tr>
442 <td valign="top"><a href="../www/command-line-options.html#gravity">-gravity <em class="option">geometry</em></a></td>
443 <td valign="top">horizontal and vertical backdrop placement</td>
444 </tr>
445
446 <tr>
447 <td valign="top"><a href="../www/command-line-options.html#help">-help</a></td>
448 <td valign="top">print program options</td>
449 </tr>
450
451 <tr>
452 <td valign="top"><a href="../www/command-line-options.html#identify">-identify</a></td>
453 <td valign="top">identify the format and characteristics of the image</td>
454 </tr>
455
456 <tr>
457 <td valign="top"><a href="../www/command-line-options.html#immutable">-immutable <em class="option">type</em></a></td>
458 <td valign="top">prohibit image edits</td>
459 </tr>
460
461 <tr>
462 <td valign="top"><a href="../www/command-line-options.html#interlace">-interlace <em class="option">type</em></a></td>
463 <td valign="top">type of image interlacing scheme</td>
464 </tr>
465
466 <tr>
467 <td valign="top"><a href="../www/command-line-options.html#interpolate">-interpolate <em class="option">method</em></a></td>
468 <td valign="top">pixel color interpolation method</td>
469 </tr>
470
471 <tr>
472 <td valign="top"><a href="../www/command-line-options.html#label">-label <em class="option">name</em></a></td>
473 <td valign="top">assign a label to an image</td>
474 </tr>
475
476 <tr>
477 <td valign="top"><a href="../www/command-line-options.html#limit">-limit <em class="option">type value</em></a></td>
478 <td valign="top">pixel cache resource limit</td>
479 </tr>
480
481 <tr>
482 <td valign="top"><a href="../www/command-line-options.html#log">-log <em class="option">format</em></a></td>
483 <td valign="top">format of debugging information</td>
484 </tr>
485
486 <tr>
487 <td valign="top"><a href="../www/command-line-options.html#map">-map <em class="option">filename</em></a></td>
488 <td valign="top">transform image colors to match this set of colors</td>
489 </tr>
490
491 <tr>
492 <td valign="top"><a href="../www/command-line-options.html#mattecolor">-mattecolor <em class="option">color</em></a></td>
493 <td valign="top">frame color</td>
494 </tr>
495
496 <tr>
497 <td valign="top"><a href="../www/command-line-options.html#monitor">-monitor</a></td>
498 <td valign="top">monitor progress</td>
499 </tr>
500
501 <tr>
502 <td valign="top"><a href="../www/command-line-options.html#monochrome">-monochrome</a></td>
503 <td valign="top">transform image to black and white</td>
504 </tr>
505
506 <tr>
507 <td valign="top"><a href="../www/command-line-options.html#negate">-negate</a></td>
cristyb29bc032010-02-01 20:29:43 +0000[diff] [blame]508 <td valign="top">replace each pixel with its complementary color </td>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]509 </tr>
510
511 <tr>
512 <td valign="top"><a href="../www/command-line-options.html#normalize">-normalize</a></td>
513 <td valign="top">transform image to span the full range of colors</td>
514 </tr>
515
516 <tr>
517 <td valign="top"><a href="../www/command-line-options.html#page">-page <em class="option">geometry</em></a></td>
518 <td valign="top">size and location of an image canvas (setting)</td>
519 </tr>
520
521 <tr>
522 <td valign="top"><a href="../www/command-line-options.html#profile">-profile <em class="option">filename</em></a></td>
523 <td valign="top">add, delete, or apply an image profile</td>
524 </tr>
525
526 <tr>
527 <td valign="top"><a href="../www/command-line-options.html#quantize">-quantize <em class="option">colorspace</em></a></td>
528 <td valign="top">reduce image colors in this colorspace</td>
529 </tr>
530
531 <tr>
532 <td valign="top"><a href="../www/command-line-options.html#quiet">-quiet</a></td>
533 <td valign="top">suppress all warning messages</td>
534 </tr>
535
536 <tr>
537 <td valign="top"><a href="../www/command-line-options.html#raise">-raise <em class="option">value</em></a></td>
538 <td valign="top">lighten/darken image edges to create a 3-D effect</td>
539 </tr>
540
541 <tr>
542 <td valign="top"><a href="../www/command-line-options.html#regard-warnings">-regard-warnings</a></td>
543 <td valign="top">pay attention to warning messages.</td>
544 </tr>
545
546 <tr>
547 <td valign="top"><a href="../www/command-line-options.html#remote">-remote <em class="option">command</em></a></td>
548 <td valign="top">execute a command in an remote display process</td>
549 </tr>
550
551 <tr>
552 <td valign="top"><a href="../www/command-line-options.html#resample">-resample <em class="option">geometry</em></a></td>
553 <td valign="top">change the resolution of an image</td>
554 </tr>
555
556 <tr>
557 <td valign="top"><a href="../www/command-line-options.html#resize">-resize <em class="option">geometry</em></a></td>
558 <td valign="top">resize the image</td>
559 </tr>
560
561 <tr>
562 <td valign="top"><a href="../www/command-line-options.html#respect-parentheses">-respect-parentheses</a></td>
563 <td valign="top">settings remain in effect until parenthesis boundary.</td>
564 </tr>
565
566 <tr>
567 <td valign="top"><a href="../www/command-line-options.html#roll">-roll <em class="option">geometry</em></a></td>
568 <td valign="top">roll an image vertically or horizontally</td>
569 </tr>
570
571 <tr>
572 <td valign="top"><a href="../www/command-line-options.html#rotate">-rotate <em class="option">degrees</em></a></td>
573 <td valign="top">apply Paeth rotation to the image</td>
574 </tr>
575
576 <tr>
577 <td valign="top"><a href="../www/command-line-options.html#sample">-sample <em class="option">geometry</em></a></td>
578 <td valign="top">scale image with pixel sampling</td>
579 </tr>
580
581 <tr>
582 <td valign="top"><a href="../www/command-line-options.html#sampling-factor">-sampling-factor <em class="option">geometry</em></a></td>
583 <td valign="top">horizontal and vertical sampling factor</td>
584 </tr>
585
586 <tr>
587 <td valign="top"><a href="../www/command-line-options.html#scene">-scene <em class="option">value</em></a></td>
588 <td valign="top">image scene number</td>
589 </tr>
590
591 <tr>
592 <td valign="top"><a href="../www/command-line-options.html#seed">-seed <em class="option">value</em></a></td>
593 <td valign="top">seed a new sequence of pseudo-random numbers</td>
594 </tr>
595
596 <tr>
597 <td valign="top"><a href="../www/command-line-options.html#segment">-segment <em class="option">values</em></a></td>
598 <td valign="top">segment an image</td>
599 </tr>
600
601 <tr>
602 <td valign="top"><a href="../www/command-line-options.html#set">-set <em class="option">attribute value</em></a></td>
603 <td valign="top">set an image attribute</td>
604 </tr>
605
606 <tr>
607 <td valign="top"><a href="../www/command-line-options.html#sharpen">-sharpen <em class="option">geometry</em></a></td>
608 <td valign="top">sharpen the image</td>
609 </tr>
610
611 <tr>
612 <td valign="top"><a href="../www/command-line-options.html#size">-size <em class="option">geometry</em></a></td>
613 <td valign="top">width and height of image</td>
614 </tr>
615
616 <tr>
617 <td valign="top"><a href="../www/command-line-options.html#strip">-strip</a></td>
618 <td valign="top">strip image of all profiles and comments</td>
619 </tr>
620
621 <tr>
cristyb3ace7e2010-02-21 00:40:49 +0000[diff] [blame]622 <td valign="top"><a href="../www/command-line-options.html#thumbnail">-thumbnail <em class="option">geometry</em></a></td>
623 <td valign="top">create a thumbnail of the image</td>
624 </tr>
625
626 <tr>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]627 <td valign="top"><a href="../www/command-line-options.html#transparent-color">-transparent-color <em class="option">color</em></a></td>
628 <td valign="top">transparent color</td>
629 </tr>
630
631 <tr>
632 <td valign="top"><a href="../www/command-line-options.html#black-threshold">-black-threshold <em class="option">value</em></a></td>
633 <td valign="top">force all pixels below the threshold into black</td>
634 </tr>
635
636 <tr>
637 <td valign="top"><a href="../www/command-line-options.html#trim">-trim</a></td>
638 <td valign="top">trim image edges</td>
639 </tr>
640
641 <tr>
642 <td valign="top"><a href="../www/command-line-options.html#update">-update <em class="option">seconds</em></a></td>
643 <td valign="top">detect when image file is modified and redisplay</td>
644 </tr>
645
646 <tr>
647 <td valign="top"><a href="../www/command-line-options.html#verbose">-verbose</a></td>
648 <td valign="top">print detailed information about the image</td>
649 </tr>
650
651 <tr>
652 <td valign="top"><a href="../www/command-line-options.html#version">-version</a></td>
653 <td valign="top">print version information</td>
654 </tr>
655
656 <tr>
657 <td valign="top"><a href="../www/command-line-options.html#virtual-pixel">-virtual-pixel <em class="option">method</em></a></td>
658 <td valign="top">access method for pixels outside the boundaries of the image</td>
659 </tr>
660
661 <tr>
662 <td valign="top"><a href="../www/command-line-options.html#visual">-visual</a></td>
663 <td valign="top">display image using this visual type</td>
664 </tr>
665
666 <tr>
667 <td valign="top"><a href="../www/command-line-options.html#write">-window <em class="option">id</em></a></td>
668 <td valign="top">display image to background of this window</td>
669 </tr>
670
671 <tr>
672 <td valign="top"><a href="../www/command-line-options.html#write">-window-group <em class="option">id</em></a></td>
673 <td valign="top">exit program when this window id is destroyed</td>
674 </tr>
675
676 <tr>
677 <td valign="top"><a href="../www/command-line-options.html#write">-write <em class="option">filename</em></a></td>
678 <td valign="top">write images to this file</td>
679 </tr>
680 </tbody>
681</table>
682
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