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13   <title>ImageMagick: Command-line Tools: Mogrify</title>
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19   <meta name="Description" content="ImageMagick® is a software suite to create, edit, and compose bitmap images. It can read, convert and write images in a variety of formats (about 100) including GIF, JPEG, JPEG-2000, PNG, PDF, PhotoCD, TIFF, and DPX. Use ImageMagick to translate, flip, mirror, rotate, scale, shear and transform images, adjust image colors, apply various special effects, or draw text, lines, polygons, ellipses and Bézier curves.  ImageMagick is free software delivered as a ready-to-run binary distribution or as source code that you can freely use, copy, modify, and distribute. Its license is compatible with the GPL. It runs on all major operating systems.  The functionality of ImageMagick is typically utilized from the command line or you can use the features from programs written in your favorite programming language. Choose from these interfaces: MagickCore (C), MagickWand (C), ChMagick (Ch), Magick++ (C++), JMagick (Java), L-Magick (Lisp), PascalMagick (Pascal), PerlMagick (Perl), MagickWand for PHP (PHP), PythonMagick (Python), RMagick (Ruby), or TclMagick (Tcl/TK). With a language interface, use ImageMagick to modify or create images automagically and dynamically."/>
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147 \r
148 \r
149 </div>\r
150 \r
151 <div class="main">\r
152 \r
153 <p class="navigation-index">[<a href="#usage">Example Usage</a> &bull; <a href="#options">Option Summary</a>]</p>
154
155 <div class="doc-section">
156 <p>Use the <kbd>mogrify</kbd> program to resize an image, blur, crop, despeckle, dither, draw on, flip, join, re-sample, and much more.   This tool is similiar to <a href="../www/convert.html">convert</a> except that the original image file is overwritten (unless you change the file suffix with the <a href="../www/command-line-options.html#format">-format</a> option) with any changes you request.  See <a href="../www/command-line-processing.html">Command Line Processing</a> for advice on how to structure your <kbd>mogrify</kbd> command or see below for sample usages of the command.</p>
157 </div>
158
159 <h2><a name="usage"></a>Example Usage</h2>
160 <div class="doc-section">
161
162 <p>We list a few examples of the <kbd>mogrify</kbd> command here to illustrate its usefulness and ease of use.  To get started, lets reduce the size of our
163 rose:</p>
164
165 <p class='crt'><span class="crtprompt"> $magick&gt; </span><span class='crtin'>mogrify -resize 50% rose.jpg</span></p>
166 <p class="image">
167   <a href="../images/rose.jpg">
168   <img src="../images/rose.jpg" width="70" height="46" alt="rose" />
169   </a>
170   <img style="margin-top:13px; margin-bottom:13px;" src="../images/right.gif" width="20" height="20" alt="==>" />
171   <a href="../images/rose.png">
172   <img style="margin-top:12px; margin-bottom: 11px;" src="../images/rose.png" width="35" height="23" alt="rose" />
173   </a>
174 </p>
175
176 <p>You can resize all your JPEG images in a folder to a maximum dimension of 256x256 with this command:</p>
177
178 <p class='crt'><span class="crtprompt"> $magick&gt; </span><span class='crtin'>mogrify -resize 256x256 *.jpg</span></p>
179 <p>Finally, we convert all our PNG images to the JPEG format:</p>
180
181 <p class='crt'><span class="crtprompt"> $magick&gt; </span><span class='crtin'>mogrify -format jpg *.png</span></p>
182 <p>Here image files 1.png, 2.png, etc., are left untouched and files 1.jpg, 2.jpg, etc., are created.  They are copies of their respective PNG images except are stored  in the JPEG image format.</p>
183
184
185 <p>You can find additional examples of using <kbd>mogrify</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>
186
187 </div>
188
189 <h2><a name="options"></a>Option Summary</h2>
190 <div class="doc-section">
191
192 <p>The <kbd>mogrify</kbd> command recognizes these options.  Click on an option to get more details about how that option works.</p>
193
194 <table class="doc">
195   <tbody>
196   <tr>
197     <th align="left">Option</th>
198     <th align="left">Description</th>
199   </tr>
200
201   <tr>
202     <td valign="top"><a href="../www/command-line-options.html#adaptive-blur">-adaptive-blur <em class="option">geometry</em></a></td>
203     <td valign="top">adaptively blur pixels; decrease effect near edges</td>
204   </tr>
205
206   <tr>
207     <td valign="top"><a href="../www/command-line-options.html#adaptive-resize">-adaptive-resize <em class="option">geometry</em></a></td>
208     <td valign="top">adaptively resize image with data dependent triangulation.</td>
209   </tr>
210
211   <tr>
212     <td valign="top"><a href="../www/command-line-options.html#adaptive-sharpen">-adaptive-sharpen <em class="option">geometry</em></a></td>
213     <td valign="top">adaptively sharpen pixels; increase effect near edges</td>
214   </tr>
215
216   <tr>
217     <td valign="top"><a href="../www/command-line-options.html#adjoin">-adjoin</a></td>
218     <td valign="top">join images into a single multi-image file</td>
219   </tr>
220
221   <tr>
222     <td valign="top"><a href="../www/command-line-options.html#affine">-affine <em class="option">matrix</em></a></td>
223     <td valign="top">affine transform matrix</td>
224   </tr>
225
226   <tr>
227     <td valign="top"><a href="../www/command-line-options.html#alpha">-alpha</a></td>
228     <td valign="top">on, activate, off, deactivate, set, opaque, copy",
229 transparent, extract, background, or shape the alpha channel</td>
230   </tr>
231
232   <tr>
233     <td valign="top"><a href="../www/command-line-options.html#annotate">-annotate <em class="option">geometry text</em></a></td>
234     <td valign="top">annotate the image with text</td>
235   </tr>
236
237   <tr>
238     <td valign="top"><a href="../www/command-line-options.html#antialias">-antialias</a></td>
239     <td valign="top">remove pixel-aliasing</td>
240   </tr>
241
242   <tr>
243     <td valign="top"><a href="../www/command-line-options.html#append">-append</a></td>
244     <td valign="top">append an image sequence</td>
245   </tr>
246
247   <tr>
248     <td valign="top"><a href="../www/command-line-options.html#authenticate">-authenticate <em class="option">value</em></a></td>
249     <td valign="top">decipher image with this password</td>
250   </tr>
251
252   <tr>
253     <td valign="top"><a href="../www/command-line-options.html#auto-gamma">-auto-gamma</a></td>
254     <td valign="top">automagically adjust gamma level of image</td>
255   </tr>
256
257   <tr>
258     <td valign="top"><a href="../www/command-line-options.html#auto-level">-auto-level</a></td>
259     <td valign="top">automagically adjust color levels of image</td>
260   </tr>
261
262   <tr>
263     <td valign="top"><a href="../www/command-line-options.html#auto-orient">-auto-orient</a></td>
264     <td valign="top">automagically orient image</td>
265   </tr>
266
267   <tr>
268     <td valign="top"><a href="../www/command-line-options.html#background">-background <em class="option">color</em></a></td>
269     <td valign="top">background color</td>
270   </tr>
271
272   <tr>
273     <td valign="top"><a href="../www/command-line-options.html#bench">-bench <em class="option">iterations</em></a></td>
274     <td valign="top">measure performance</td>
275   </tr>
276
277   <tr>
278     <td valign="top"><a href="../www/command-line-options.html#bias">-bias <em class="option">value</em></a></td>
279     <td valign="top">add bias when convolving an image</td>
280   </tr>
281
282   <tr>
283     <td valign="top"><a href="../www/command-line-options.html#black-threshold">-black-threshold <em class="option">value</em></a></td>
284     <td valign="top">force all pixels below the threshold into black</td>
285   </tr>
286
287   <tr>
288     <td valign="top"><a href="../www/command-line-options.html#blue-primary">-blue-primary <em class="option">point</em></a></td>
289     <td valign="top">chromaticity blue primary point</td>
290   </tr>
291
292   <tr>
293     <td valign="top"><a href="../www/command-line-options.html#blue-shift">-blue-shift  <em class="option">factor</em></a></td>
294     <td valign="top">simulate a scene at nighttime in the moonlight</td>
295   </tr>
296
297   <tr>
298     <td valign="top"><a href="../www/command-line-options.html#blur">-blur <em class="option">geometry</em></a></td>
299     <td valign="top">reduce image noise and reduce detail levels</td>
300   </tr>
301
302   <tr>
303     <td valign="top"><a href="../www/command-line-options.html#border">-border <em class="option">geometry</em></a></td>
304     <td valign="top">surround image with a border of color</td>
305   </tr>
306
307   <tr>
308     <td valign="top"><a href="../www/command-line-options.html#bordercolor">-bordercolor <em class="option">color</em></a></td>
309     <td valign="top">border color</td>
310   </tr>
311
312   <tr>
313     <td valign="top"><a href="../www/command-line-options.html#brightness-contrast">-brightness-contrast <em class="option">geometry</em></a></td>
314     <td valign="top">improve brightness / contrast of the image</td>
315   </tr>
316
317   <tr>
318     <td valign="top"><a href="../www/command-line-options.html#caption">-caption <em class="option">string</em></a></td>
319     <td valign="top">assign a caption to an image</td>
320   </tr>
321
322   <tr>
323     <td valign="top"><a href="../www/command-line-options.html#cdl">-cdl <em class="option">filename</em></a></td>
324     <td valign="top">color correct with a color decision list</td>
325   </tr>
326
327   <tr>
328     <td valign="top"><a href="../www/command-line-options.html#channel">-channel <em class="option">type</em></a></td>
329     <td valign="top">apply option to select image channels</td>
330   </tr>
331
332   <tr>
333     <td valign="top"><a href="../www/command-line-options.html#charcoal">-charcoal <em class="option">radius</em></a></td>
334     <td valign="top">simulate a charcoal drawing</td>
335   </tr>
336
337   <tr>
338     <td valign="top"><a href="../www/command-line-options.html#chop">-chop <em class="option">geometry</em></a></td>
339     <td valign="top">remove pixels from the image interior</td>
340   </tr>
341
342   <tr>
343     <td valign="top"><a href="../www/command-line-options.html#clip">-clip</a></td>
344     <td valign="top">clip along the first path from the 8BIM profile</td>
345   </tr>
346
347   <tr>
348     <td valign="top"><a href="../www/command-line-options.html#clamp">-clamp</a></td>
349     <td valign="top">restrict colors from 0 to the quantum depth</td>
350   </tr>
351
352   <tr>
353     <td valign="top"><a href="../www/command-line-options.html#clip-mask">-clip-mask</a> <em class="option">filename</em></td>
354     <td valign="top">associate clip mask with the image</td>
355   </tr>
356
357   <tr>
358     <td valign="top"><a href="../www/command-line-options.html#clip-path">-clip-path <em class="option">id</em></a></td>
359     <td valign="top">clip along a named path from the 8BIM profile</td>
360   </tr>
361
362   <tr>
363     <td valign="top"><a href="../www/command-line-options.html#clone">-clone <em class="option">index</em></a></td>
364     <td valign="top">clone an image</td>
365   </tr>
366
367   <tr>
368     <td valign="top"><a href="../www/command-line-options.html#clut">-clut</a></td>
369     <td valign="top">apply a color lookup table to the image</td>
370   </tr>
371
372   <tr>
373     <td valign="top"><a href="../www/command-line-options.html#contrast-stretch">-contrast-stretch <em class="option">geometry</em></a></td>
374     <td valign="top">improve the contrast in an image by `stretching' the range of intensity value</td>
375   </tr>
376
377   <tr>
378     <td valign="top"><a href="../www/command-line-options.html#coalesce">-coalesce</a></td>
379     <td valign="top">merge a sequence of images</td>
380   </tr>
381
382   <tr>
383     <td valign="top"><a href="../www/command-line-options.html#colorize">-colorize <em class="option">value</em></a></td>
384     <td valign="top">colorize the image with the fill color</td>
385   </tr>
386
387   <tr>
388     <td valign="top"><a href="../www/command-line-options.html#color-matrix">-color-matrix <em class="option">matrix</em></a></td>
389     <td valign="top">apply color correction to the image.</td>
390   </tr>
391
392   <tr>
393     <td valign="top"><a href="../www/command-line-options.html#colors">-colors <em class="option">value</em></a></td>
394     <td valign="top">preferred number of colors in the image</td>
395   </tr>
396
397   <tr>
398     <td valign="top"><a href="../www/command-line-options.html#colorspace">-colorspace <em class="option">type</em></a></td>
399     <td valign="top">set image colorspace</td>
400   </tr>
401
402   <tr>
403     <td valign="top"><a href="../www/command-line-options.html#combine">-combine</a></td>
404     <td valign="top">combine a sequence of images</td>
405   </tr>
406
407   <tr>
408     <td valign="top"><a href="../www/command-line-options.html#comment">-comment <em class="option">string</em></a></td>
409     <td valign="top">annotate image with comment</td>
410   </tr>
411
412   <tr>
413     <td valign="top"><a href="../www/command-line-options.html#compose">-compose <em class="option">operator</em></a></td>
414     <td valign="top">set image composite operator</td>
415   </tr>
416
417   <tr>
418     <td valign="top"><a href="../www/command-line-options.html#composite">-composite</a></td>
419     <td valign="top">composite image</td>
420   </tr>
421
422   <tr>
423     <td valign="top"><a href="../www/command-line-options.html#compress">-compress <em class="option">type</em></a></td>
424     <td valign="top">image compression type</td>
425   </tr>
426
427   <tr>
428     <td valign="top"><a href="../www/command-line-options.html#contrast">-contrast</a></td>
429     <td valign="top">enhance or reduce the image contrast</td>
430   </tr>
431
432   <tr>
433     <td valign="top"><a href="../www/command-line-options.html#convolve">-convolve <em class="option">coefficients</em></a></td>
434     <td valign="top">apply a convolution kernel to the image</td>
435   </tr>
436
437   <tr>
438     <td valign="top"><a href="../www/command-line-options.html#crop">-crop <em class="option">geometry</em></a></td>
439     <td valign="top">crop the image</td>
440   </tr>
441
442   <tr>
443     <td valign="top"><a href="../www/command-line-options.html#cycle">-cycle <em class="option">amount</em></a></td>
444     <td valign="top">cycle the image colormap</td>
445   </tr>
446
447   <tr>
448     <td valign="top"><a href="../www/command-line-options.html#decipher">-decipher <em class="option">filename</em></a></td>
449     <td valign="top">convert cipher pixels to plain</td>
450   </tr>
451
452   <tr>
453     <td valign="top"><a href="../www/command-line-options.html#debug">-debug <em class="option">events</em></a></td>
454     <td valign="top">display copious debugging information</td>
455   </tr>
456
457   <tr>
458     <td valign="top"><a href="../www/command-line-options.html#define">-define <em class="option">format:option</em></a></td>
459     <td valign="top">define one or more image format options</td>
460   </tr>
461
462   <tr>
463     <td valign="top"><a href="../www/command-line-options.html#deconstruct">-deconstruct</a></td>
464     <td valign="top">break down an image sequence into constituent parts</td>
465   </tr>
466
467   <tr>
468     <td valign="top"><a href="../www/command-line-options.html#delay">-delay <em class="option">value</em></a></td>
469     <td valign="top">display the next image after pausing</td>
470   </tr>
471
472   <tr>
473     <td valign="top"><a href="../www/command-line-options.html#delete">-delete <em class="option">index</em></a></td>
474     <td valign="top">delete the image from the image sequence</td>
475   </tr>
476
477   <tr>
478     <td valign="top"><a href="../www/command-line-options.html#density">-density <em class="option">geometry</em></a></td>
479     <td valign="top">horizontal and vertical density of the image</td>
480   </tr>
481
482   <tr>
483     <td valign="top"><a href="../www/command-line-options.html#depth">-depth <em class="option">value</em></a></td>
484     <td valign="top">image depth</td>
485   </tr>
486
487   <tr>
488     <td valign="top"><a href="../www/command-line-options.html#despeckle">-despeckle</a></td>
489     <td valign="top">reduce the speckles within an image</td>
490   </tr>
491
492   <tr>
493     <td valign="top"><a href="../www/command-line-options.html#direction">-direction <em class="option">type</em></a></td>
494     <td valign="top">render text right-to-left or left-to-right</td>
495   </tr>
496
497   <tr>
498     <td valign="top"><a href="../www/command-line-options.html#display">-display <em class="option">server</em></a></td>
499     <td valign="top">get image or font from this X server</td>
500   </tr>
501
502   <tr>
503     <td valign="top"><a href="../www/command-line-options.html#dispose">-dispose <em class="option">method</em></a></td>
504     <td valign="top">layer disposal method</td>
505   </tr>
506
507   <tr>
508     <td valign="top"><a href="../www/command-line-options.html#distort">-distort <em class="option">type coefficients</em></a></td>
509     <td valign="top">distort image</td>
510   </tr>
511
512   <tr>
513     <td valign="top"><a href="../www/command-line-options.html#dither">-dither  <em class="option">method</em></a></td>
514     <td valign="top">apply error diffusion to image</td>
515   </tr>
516
517   <tr>
518     <td valign="top"><a href="../www/command-line-options.html#draw">-draw <em class="option">string</em></a></td>
519     <td valign="top">annotate the image with a graphic primitive</td>
520   </tr>
521
522   <tr>
523     <td valign="top"><a href="../www/command-line-options.html#edge">-edge <em class="option">radius</em></a></td>
524     <td valign="top">apply a filter to detect edges in the image</td>
525   </tr>
526
527   <tr>
528     <td valign="top"><a href="../www/command-line-options.html#emboss">-emboss <em class="option">radius</em></a></td>
529     <td valign="top">emboss an image</td>
530   </tr>
531
532   <tr>
533     <td valign="top"><a href="../www/command-line-options.html#encipher">-encipher <em class="option">filename</em></a></td>
534     <td valign="top">convert plain pixels to cipher pixels</td>
535   </tr>
536
537   <tr>
538     <td valign="top"><a href="../www/command-line-options.html#encoding">-encoding <em class="option">type</em></a></td>
539     <td valign="top">text encoding type</td>
540   </tr>
541
542   <tr>
543     <td valign="top"><a href="../www/command-line-options.html#endian">-endian <em class="option">type</em></a></td>
544     <td valign="top">endianness (MSB or LSB) of the image</td>
545   </tr>
546
547   <tr>
548     <td valign="top"><a href="../www/command-line-options.html#enhance">-enhance</a></td>
549     <td valign="top">apply a digital filter to enhance a noisy image</td>
550   </tr>
551
552   <tr>
553     <td valign="top"><a href="../www/command-line-options.html#equalize">-equalize</a></td>
554     <td valign="top">perform histogram equalization to an image</td>
555   </tr>
556
557   <tr>
558     <td valign="top"><a href="../www/command-line-options.html#evaluate">-evaluate <em class="option">operator value</em></a></td>
559     <td valign="top">evaluate an arithmetic, relational, or logical expression</td>
560   </tr>
561
562   <tr>
563     <td valign="top"><a href="../www/command-line-options.html#evaluate-sequence">-evaluate-sequence <em class="option">operator</em></a></td>
564     <td valign="top">evaluate an arithmetic, relational, or logical expression for an image sequence</td>
565   </tr>
566
567   <tr>
568     <td valign="top"><a href="../www/command-line-options.html#extent">-extent <em class="option">geometry</em></a></td>
569     <td valign="top">set the image size</td>
570   </tr>
571
572   <tr>
573     <td valign="top"><a href="../www/command-line-options.html#extract">-extract <em class="option">geometry</em></a></td>
574     <td valign="top">extract area from image</td>
575   </tr>
576
577   <tr>
578     <td valign="top"><a href="../www/command-line-options.html#family">-family <em class="option">name</em></a></td>
579     <td valign="top">render text with this font family</td>
580   </tr>
581
582   <tr>
583     <td valign="top"><a href="../www/command-line-options.html#fft">-fft</a></td>
584     <td valign="top">implements the discrete Fourier transform (DFT)</td>
585   </tr>
586
587   <tr>
588     <td valign="top"><a href="../www/command-line-options.html#fill">-fill <em class="option">color</em></a></td>
589     <td valign="top">color to use when filling a graphic primitive</td>
590   </tr>
591
592   <tr>
593     <td valign="top"><a href="../www/command-line-options.html#filter">-filter <em class="option">type</em></a></td>
594     <td valign="top">use this filter when resizing an image</td>
595   </tr>
596
597   <tr>
598     <td valign="top"><a href="../www/command-line-options.html#flatten">-flatten</a></td>
599     <td valign="top">flatten a sequence of images</td>
600   </tr>
601
602   <tr>
603     <td valign="top"><a href="../www/command-line-options.html#flip">-flip</a></td>
604     <td valign="top">flip image in the vertical direction</td>
605   </tr>
606
607   <tr>
608     <td valign="top"><a href="../www/command-line-options.html#floodfill">-floodfill <em class="option">geometry color</em></a></td>
609     <td valign="top">floodfill the image with color</td>
610   </tr>
611
612   <tr>
613     <td valign="top"><a href="../www/command-line-options.html#flop">-flop</a></td>
614     <td valign="top">flop image in the horizontal direction</td>
615   </tr>
616
617   <tr>
618     <td valign="top"><a href="../www/command-line-options.html#font">-font <em class="option">name</em></a></td>
619     <td valign="top">render text with this font</td>
620   </tr>
621
622   <tr>
623     <td valign="top"><a href="../www/command-line-options.html#format_identify_">-format <em class="option">string</em></a></td>
624     <td valign="top">output formatted image characteristics</td>
625   </tr>
626
627   <tr>
628     <td valign="top"><a href="../www/command-line-options.html#frame">-frame <em class="option">geometry</em></a></td>
629     <td valign="top">surround image with an ornamental border</td>
630   </tr>
631
632   <tr>
633     <td valign="top"><a href="../www/command-line-options.html#function">-function <em class="option">name</em></a></td>
634     <td valign="top">apply a function to the image</td>
635   </tr>
636
637   <tr>
638     <td valign="top"><a href="../www/command-line-options.html#fuzz">-fuzz <em class="option">distance</em></a></td>
639     <td valign="top">colors within this distance are considered equal</td>
640   </tr>
641
642   <tr>
643     <td valign="top"><a href="../www/command-line-options.html#fx">-fx <em class="option">expression</em></a></td>
644     <td valign="top">apply mathematical expression to an image channel(s)</td>
645   </tr>
646
647   <tr>
648     <td valign="top"><a href="../www/command-line-options.html#gamma">-gamma <em class="option">value</em></a></td>
649     <td valign="top">level of gamma correction</td>
650   </tr>
651
652   <tr>
653     <td valign="top"><a href="../www/command-line-options.html#gaussian-blur">-gaussian-blur <em class="option">geometry</em></a></td>
654     <td valign="top">reduce image noise and reduce detail levels</td>
655   </tr>
656
657   <tr>
658     <td valign="top"><a href="../www/command-line-options.html#geometry">-geometry <em class="option">geometry</em></a></td>
659     <td valign="top">preferred size or location of the image</td>
660   </tr>
661
662   <tr>
663     <td valign="top"><a href="../www/command-line-options.html#gravity">-gravity <em class="option">type</em></a></td>
664     <td valign="top">horizontal and vertical text placement</td>
665   </tr>
666
667   <tr>
668     <td valign="top"><a href="../www/command-line-options.html#green-primary">-green-primary <em class="option">point</em></a></td>
669     <td valign="top">chromaticity green primary point</td>
670   </tr>
671
672   <tr>
673     <td valign="top"><a href="../www/command-line-options.html#help">-help</a></td>
674     <td valign="top">print program options</td>
675   </tr>
676
677   <tr>
678     <td valign="top"><a href="../www/command-line-options.html#identify">-identify</a></td>
679     <td valign="top">identify the format and characteristics of the image</td>
680   </tr>
681
682   <tr>
683     <td valign="top"><a href="../www/command-line-options.html#ift">-ifft</a></td>
684     <td valign="top">implements the inverse discrete Fourier transform (DFT)</td>
685   </tr>
686
687   <tr>
688     <td valign="top"><a href="../www/command-line-options.html#implode">-implode <em class="option">amount</em></a></td>
689     <td valign="top">implode image pixels about the center</td>
690   </tr>
691
692   <tr>
693     <td valign="top"><a href="../www/command-line-options.html#insert">-insert <em class="option">index</em></a></td>
694     <td valign="top">insert last image into the image sequence</td>
695   </tr>
696
697   <tr>
698     <td valign="top"><a href="../www/command-line-options.html#intent">-intent <em class="option">type</em></a></td>
699     <td valign="top">type of rendering intent when managing the image color</td>
700   </tr>
701
702   <tr>
703     <td valign="top"><a href="../www/command-line-options.html#interlace">-interlace <em class="option">type</em></a></td>
704     <td valign="top">type of image interlacing scheme</td>
705   </tr>
706
707   <tr>
708     <td valign="top"><a href="../www/command-line-options.html#interline-spacing">-interline-spacing <em class="option">value</em></a></td>
709     <td valign="top">the space between two text lines</td>
710   </tr>
711
712   <tr>
713     <td valign="top"><a href="../www/command-line-options.html#interpolate">-interpolate <em class="option">method</em></a></td>
714     <td valign="top">pixel color interpolation method</td>
715   </tr>
716
717   <tr>
718     <td valign="top"><a href="../www/command-line-options.html#interword-spacing">-interword-spacing <em class="option">value</em></a></td>
719     <td valign="top">the space between two words</td>
720   </tr>
721
722   <tr>
723     <td valign="top"><a href="../www/command-line-options.html#kerning">-kerning <em class="option">value</em></a></td>
724     <td valign="top">the space between two characters</td>
725   </tr>
726
727   <tr>
728     <td valign="top"><a href="../www/command-line-options.html#label">-label <em class="option">string</em></a></td>
729     <td valign="top">assign a label to an image</td>
730   </tr>
731
732   <tr>
733     <td valign="top"><a href="../www/command-line-options.html#lat">-lat <em class="option">geometry</em></a></td>
734     <td valign="top">local adaptive thresholding</td>
735   </tr>
736
737   <tr>
738     <td valign="top"><a href="../www/command-line-options.html#layers">-layers <em class="option">method</em></a></td>
739     <td valign="top">optimize or compare image layers</td>
740   </tr>
741
742   <tr>
743     <td valign="top"><a href="../www/command-line-options.html#level">-level <em class="option">value</em></a></td>
744     <td valign="top">adjust the level of image contrast</td>
745   </tr>
746
747   <tr>
748     <td valign="top"><a href="../www/command-line-options.html#limit">-limit <em class="option">type value</em></a></td>
749     <td valign="top">pixel cache resource limit</td>
750   </tr>
751
752   <tr>
753     <td valign="top"><a href="../www/command-line-options.html#linear-stretch">-linear-stretch <em class="option">geometry</em></a></td>
754     <td valign="top">linear with saturation histogram stretch</td>
755   </tr>
756
757   <tr>
758     <td valign="top"><a href="../www/command-line-options.html#liquid-rescale">-liquid-rescale <em class="option">geometry</em></a></td>
759     <td valign="top">rescale image with seam-carving</td>
760   </tr>
761
762   <tr>
763     <td valign="top"><a href="../www/command-line-options.html#log">-log <em class="option">format</em></a></td>
764     <td valign="top">format of debugging information</td>
765   </tr>
766
767   <tr>
768     <td valign="top"><a href="../www/command-line-options.html#loop">-loop <em class="option">iterations</em></a></td>
769     <td valign="top">add Netscape loop extension to your GIF animation</td>
770   </tr>
771
772   <tr>
773     <td valign="top"><a href="../www/command-line-options.html#mask">-mask <em class="option">filename</em></a></td>
774     <td valign="top">associate a mask with the image</td>
775   </tr>
776
777   <tr>
778     <td valign="top"><a href="../www/command-line-options.html#mattecolor">-mattecolor <em class="option">color</em></a></td>
779     <td valign="top">frame color</td>
780   </tr>
781
782   <tr>
783     <td valign="top"><a href="../www/command-line-options.html#median">-median <em class="option">radius</em></a></td>
784     <td valign="top">apply a median filter to the image</td>
785   </tr>
786
787   <tr>
788     <td valign="top"><a href="../www/command-line-options.html#modulate">-modulate <em class="option">value</em></a></td>
789     <td valign="top">vary the brightness, saturation, and hue</td>
790   </tr>
791
792   <tr>
793     <td valign="top"><a href="../www/command-line-options.html#monitor">-monitor</a></td>
794     <td valign="top">monitor progress</td>
795   </tr>
796
797   <tr>
798     <td valign="top"><a href="../www/command-line-options.html#monochrome">-monochrome</a></td>
799     <td valign="top">transform image to black and white</td>
800   </tr>
801
802   <tr>
803     <td valign="top"><a href="../www/command-line-options.html#morph">-morph <em class="option">value</em></a></td>
804     <td valign="top">morph an image sequence</td>
805   </tr>
806
807   <tr>
808     <td valign="top"><a href="../www/command-line-options.html#morphology">-morphology <em class="option">method</em></a> <em class="option">kernel</em></td>
809     <td valign="top">apply a morphology method to the image</td>
810   </tr>
811
812   <tr>
813     <td valign="top"><a href="../www/command-line-options.html#motion-blur">-motion-blur <em class="option">geometry</em></a></td>
814     <td valign="top">simulate motion blur</td>
815   </tr>
816
817   <tr>
818     <td valign="top"><a href="../www/command-line-options.html#negate">-negate</a></td>
819     <td valign="top">replace each pixel with its complementary color </td>
820   </tr>
821
822   <tr>
823     <td valign="top"><a href="../www/command-line-options.html#noise">-noise <em class="option">radius</em></a></td>
824     <td valign="top">add or reduce noise in an image</td>
825   </tr>
826
827   <tr>
828     <td valign="top"><a href="../www/command-line-options.html#normalize">-normalize</a></td>
829     <td valign="top">transform image to span the full range of colors</td>
830   </tr>
831
832   <tr>
833     <td valign="top"><a href="../www/command-line-options.html#opaque">-opaque <em class="option">color</em></a></td>
834     <td valign="top">change this color to the fill color</td>
835   </tr>
836
837   <tr>
838     <td valign="top"><a href="../www/command-line-options.html#ordered-dither">-ordered-dither <em class="option">NxN</em></a></td>
839     <td valign="top">ordered dither the image</td>
840   </tr>
841
842   <tr>
843     <td valign="top"><a href="../www/command-line-options.html#orient">-orient <em class="option">type</em></a></td>
844     <td valign="top">image orientation</td>
845   </tr>
846
847   <tr>
848     <td valign="top"><a href="../www/command-line-options.html#page">-page <em class="option">geometry</em></a></td>
849     <td valign="top">size and location of an image canvas (setting)</td>
850   </tr>
851
852   <tr>
853     <td valign="top"><a href="../www/command-line-options.html#paint">-paint <em class="option">radius</em></a></td>
854     <td valign="top">simulate an oil painting</td>
855   </tr>
856
857   <tr>
858     <td valign="top"><a href="../www/command-line-options.html#ping">-ping</a></td>
859     <td valign="top">efficiently determine image attributes</td>
860   </tr>
861
862   <tr>
863     <td valign="top"><a href="../www/command-line-options.html#pointsize">-pointsize <em class="option">value</em></a></td>
864     <td valign="top">font point size</td>
865   </tr>
866
867   <tr>
868     <td valign="top"><a href="../www/command-line-options.html#polaroid">-polaroid <em class="option">angle</em></a></td>
869     <td valign="top">simulate a Polaroid picture</td>
870   </tr>
871
872   <tr>
873     <td valign="top"><a href="../www/command-line-options.html#posterize">-posterize <em class="option">levels</em></a></td>
874     <td valign="top">reduce the image to a limited number of color levels</td>
875   </tr>
876
877   <tr>
878     <td valign="top"><a href="../www/command-line-options.html#precision">-precision <em class="option">value</em></a></td>
879     <td valign="top">set the maximum number of significant digits to be printed</td>
880   </tr>
881
882   <tr>
883     <td valign="top"><a href="../www/command-line-options.html#preview">-preview <em class="option">type</em></a></td>
884     <td valign="top">image preview type</td>
885   </tr>
886
887   <tr>
888     <td valign="top"><a href="../www/command-line-options.html#print">-print <em class="option">string</em></a></td>
889     <td valign="top">interpret string and print to console</td>
890   </tr>
891
892   <tr>
893     <td valign="top"><a href="../www/command-line-options.html#process">-process <em class="option">image-filter</em></a></td>
894     <td valign="top">process the image with a custom image filter</td>
895   </tr>
896
897   <tr>
898     <td valign="top"><a href="../www/command-line-options.html#profile">-profile <em class="option">filename</em></a></td>
899     <td valign="top">add, delete, or apply an image profile</td>
900   </tr>
901
902   <tr>
903     <td valign="top"><a href="../www/command-line-options.html#quality">-quality <em class="option">value</em></a></td>
904     <td valign="top">JPEG/MIFF/PNG compression level</td>
905   </tr>
906
907   <tr>
908     <td valign="top"><a href="../www/command-line-options.html#quantize">-quantize <em class="option">colorspace</em></a></td>
909     <td valign="top">reduce image colors in this colorspace</td>
910   </tr>
911
912   <tr>
913     <td valign="top"><a href="../www/command-line-options.html#quiet">-quiet</a></td>
914     <td valign="top">suppress all warning messages</td>
915   </tr>
916
917   <tr>
918     <td valign="top"><a href="../www/command-line-options.html#radial-blur">-radial-blur <em class="option">angle</em></a></td>
919     <td valign="top">radial blur the image</td>
920   </tr>
921
922   <tr>
923     <td valign="top"><a href="../www/command-line-options.html#raise">-raise <em class="option">value</em></a></td>
924     <td valign="top">lighten/darken image edges to create a 3-D effect</td>
925   </tr>
926
927   <tr>
928     <td valign="top"><a href="../www/command-line-options.html#random-threshold">-random-threshold <em class="option">low,high</em></a></td>
929     <td valign="top">random threshold the image</td>
930   </tr>
931
932   <tr>
933     <td valign="top"><a href="../www/command-line-options.html#red-primary">-red-primary <em class="option">point</em></a></td>
934     <td valign="top">chromaticity red primary point</td>
935   </tr>
936
937   <tr>
938     <td valign="top"><a href="../www/command-line-options.html#regard-warnings">-regard-warnings</a></td>
939     <td valign="top">pay attention to warning messages.</td>
940   </tr>
941
942   <tr>
943     <td valign="top"><a href="../www/command-line-options.html#region">-region <em class="option">geometry</em></a></td>
944     <td valign="top">apply options to a portion of the image</td>
945   </tr>
946
947   <tr>
948     <td valign="top"><a href="../www/command-line-options.html#remap">-remap <em class="option">filename</em></a></td>
949     <td valign="top">transform image colors to match this set of colors</td>
950   </tr>
951
952   <tr>
953     <td valign="top"><a href="../www/command-line-options.html#render">-render</a></td>
954     <td valign="top">render vector graphics</td>
955   </tr>
956
957   <tr>
958     <td valign="top"><a href="../www/command-line-options.html#repage">-repage <em class="option">geometry</em></a></td>
959     <td valign="top">size and location of an image canvas</td>
960   </tr>
961
962   <tr>
963     <td valign="top"><a href="../www/command-line-options.html#resample">-resample <em class="option">geometry</em></a></td>
964     <td valign="top">change the resolution of an image</td>
965   </tr>
966
967   <tr>
968     <td valign="top"><a href="../www/command-line-options.html#resize">-resize <em class="option">geometry</em></a></td>
969     <td valign="top">resize the image</td>
970   </tr>
971
972   <tr>
973     <td valign="top"><a href="../www/command-line-options.html#respect-parentheses">-respect-parentheses</a></td>
974     <td valign="top">settings remain in effect until parenthesis boundary.</td>
975   </tr>
976
977   <tr>
978     <td valign="top"><a href="../www/command-line-options.html#roll">-roll <em class="option">geometry</em></a></td>
979     <td valign="top">roll an image vertically or horizontally</td>
980   </tr>
981
982   <tr>
983     <td valign="top"><a href="../www/command-line-options.html#rotate">-rotate <em class="option">degrees</em></a></td>
984     <td valign="top">apply Paeth rotation to the image</td>
985   </tr>
986
987   <tr>
988     <td valign="top"><a href="../www/command-line-options.html#sample">-sample <em class="option">geometry</em></a></td>
989     <td valign="top">scale image with pixel sampling</td>
990   </tr>
991
992   <tr>
993     <td valign="top"><a href="../www/command-line-options.html#sampling-factor">-sampling-factor <em class="option">geometry</em></a></td>
994     <td valign="top">horizontal and vertical sampling factor</td>
995   </tr>
996
997   <tr>
998     <td valign="top"><a href="../www/command-line-options.html#scale">-scale <em class="option">geometry</em></a></td>
999     <td valign="top">scale the image</td>
1000   </tr>
1001
1002   <tr>
1003     <td valign="top"><a href="../www/command-line-options.html#scene">-scene <em class="option">value</em></a></td>
1004     <td valign="top">image scene number</td>
1005   </tr>
1006
1007   <tr>
1008     <td valign="top"><a href="../www/command-line-options.html#seed">-seed <em class="option">value</em></a></td>
1009     <td valign="top">seed a new sequence of pseudo-random numbers</td>
1010   </tr>
1011
1012   <tr>
1013     <td valign="top"><a href="../www/command-line-options.html#segment">-segment <em class="option">values</em></a></td>
1014     <td valign="top">segment an image</td>
1015   </tr>
1016
1017   <tr>
1018     <td valign="top"><a href="../www/command-line-options.html#threshold">-selective-blur <em class="option">geometry</em></a></td>
1019     <td valign="top">selectively blur pixels within a contrast threshold</td>
1020   </tr>
1021
1022   <tr>
1023     <td valign="top"><a href="../www/command-line-options.html#separate">-separate</a></td>
1024     <td valign="top">separate an image channel into a grayscale image</td>
1025   </tr>
1026
1027   <tr>
1028     <td valign="top"><a href="../www/command-line-options.html#sepia-tone">-sepia-tone <em class="option">threshold</em></a></td>
1029     <td valign="top">simulate a sepia-toned photo</td>
1030   </tr>
1031
1032   <tr>
1033     <td valign="top"><a href="../www/command-line-options.html#set">-set <em class="option">attribute value</em></a></td>
1034     <td valign="top">set an image attribute</td>
1035   </tr>
1036
1037   <tr>
1038     <td valign="top"><a href="../www/command-line-options.html#shade">-shade <em class="option">degrees</em></a></td>
1039     <td valign="top">shade the image using a distant light source</td>
1040   </tr>
1041
1042   <tr>
1043     <td valign="top"><a href="../www/command-line-options.html#shadow">-shadow <em class="option">geometry</em></a></td>
1044     <td valign="top">simulate an image shadow</td>
1045   </tr>
1046
1047   <tr>
1048     <td valign="top"><a href="../www/command-line-options.html#sharpen">-sharpen <em class="option">geometry</em></a></td>
1049     <td valign="top">sharpen the image</td>
1050   </tr>
1051
1052   <tr>
1053     <td valign="top"><a href="../www/command-line-options.html#shave">-shave <em class="option">geometry</em></a></td>
1054     <td valign="top">shave pixels from the image edges</td>
1055   </tr>
1056
1057   <tr>
1058     <td valign="top"><a href="../www/command-line-options.html#shear">-shear <em class="option">geometry</em></a></td>
1059     <td valign="top">slide one edge of the image along the X or Y axis</td>
1060   </tr>
1061
1062   <tr>
1063     <td valign="top"><a href="../www/command-line-options.html#sigmoidal">-sigmoidal-contrast <em class="option">geometry</em></a></td>
1064     <td valign="top">increase the contrast without saturating highlights or shadows</td>
1065   </tr>
1066
1067   <tr>
1068     <td valign="top"><a href="../www/command-line-options.html#size">-size <em class="option">geometry</em></a></td>
1069     <td valign="top">width and height of image</td>
1070   </tr>
1071
1072   <tr>
1073     <td valign="top"><a href="../www/command-line-options.html#sketch">-sketch <em class="option">geometry</em></a></td>
1074     <td valign="top">simulate a pencil sketch</td>
1075   </tr>
1076
1077   <tr>
1078     <td valign="top"><a href="../www/command-line-options.html#solarize">-solarize <em class="option">threshold</em></a></td>
1079     <td valign="top">negate all pixels above the threshold level</td>
1080   </tr>
1081
1082   <tr>
1083     <td valign="top"><a href="../www/command-line-options.html#splice">-splice <em class="option">geometry</em></a></td>
1084     <td valign="top">splice the background color into the image</td>
1085   </tr>
1086
1087   <tr>
1088     <td valign="top"><a href="../www/command-line-options.html#spread">-spread <em class="option">radius</em></a></td>
1089     <td valign="top">displace image pixels by a random amount</td>
1090   </tr>
1091
1092   <tr>
1093     <td valign="top"><a href="../www/command-line-options.html#strip">-strip</a></td>
1094     <td valign="top">strip image of all profiles and comments</td>
1095   </tr>
1096
1097   <tr>
1098     <td valign="top"><a href="../www/command-line-options.html#stroke">-stroke <em class="option">color</em></a></td>
1099     <td valign="top">graphic primitive stroke color</td>
1100   </tr>
1101
1102   <tr>
1103     <td valign="top"><a href="../www/command-line-options.html#strokewidth">-strokewidth <em class="option">value</em></a></td>
1104     <td valign="top">graphic primitive stroke width</td>
1105   </tr>
1106
1107   <tr>
1108     <td valign="top"><a href="../www/command-line-options.html#stretch">-stretch <em class="option">type</em></a></td>
1109     <td valign="top">render text with this font stretch</td>
1110   </tr>
1111
1112   <tr>
1113     <td valign="top"><a href="../www/command-line-options.html#style">-style <em class="option">type</em></a></td>
1114     <td valign="top">render text with this font style</td>
1115   </tr>
1116
1117   <tr>
1118     <td valign="top"><a href="../www/command-line-options.html#swap">-swap <em class="option">indexes</em></a></td>
1119     <td valign="top">swap two images in the image sequence</td>
1120   </tr>
1121
1122   <tr>
1123     <td valign="top"><a href="../www/command-line-options.html#swirl">-swirl <em class="option">degrees</em></a></td>
1124     <td valign="top">swirl image pixels about the center</td>
1125   </tr>
1126
1127   <tr>
1128     <td valign="top"><a href="../www/command-line-options.html#texture">-texture <em class="option">filename</em></a></td>
1129     <td valign="top">name of texture to tile onto the image background</td>
1130   </tr>
1131
1132   <tr>
1133     <td valign="top"><a href="../www/command-line-options.html#threshold">-threshold <em class="option">value</em></a></td>
1134     <td valign="top">threshold the image</td>
1135   </tr>
1136
1137   <tr>
1138     <td valign="top"><a href="../www/command-line-options.html#thumbnail">-thumbnail <em class="option">geometry</em></a></td>
1139     <td valign="top">create a thumbnail of the image</td>
1140   </tr>
1141
1142   <tr>
1143     <td valign="top"><a href="../www/command-line-options.html#tile">-tile <em class="option">filename</em></a></td>
1144     <td valign="top">tile image when filling a graphic primitive</td>
1145   </tr>
1146
1147   <tr>
1148     <td valign="top"><a href="../www/command-line-options.html#tile-offset">-tile-offset <em class="option">geometry</em></a></td>
1149     <td valign="top">set the image tile offset</td>
1150   </tr>
1151
1152   <tr>
1153     <td valign="top"><a href="../www/command-line-options.html#tint">-tint <em class="option">value</em></a></td>
1154     <td valign="top">tint the image with the fill color</td>
1155   </tr>
1156
1157   <tr>
1158     <td valign="top"><a href="../www/command-line-options.html#transform">-transform</a></td>
1159     <td valign="top">affine transform image</td>
1160   </tr>
1161
1162   <tr>
1163     <td valign="top"><a href="../www/command-line-options.html#transparent">-transparent <em class="option">color</em></a></td>
1164     <td valign="top">make this color transparent within the image</td>
1165   </tr>
1166
1167   <tr>
1168     <td valign="top"><a href="../www/command-line-options.html#transparent-color">-transparent-color <em class="option">color</em></a></td>
1169     <td valign="top">transparent color</td>
1170   </tr>
1171
1172   <tr>
1173     <td valign="top"><a href="../www/command-line-options.html#transpose">-transpose</a></td>
1174     <td valign="top">flip image in the vertical direction and rotate 90 degrees</td>
1175   </tr>
1176
1177   <tr>
1178     <td valign="top"><a href="../www/command-line-options.html#transverse">-transverse</a></td>
1179     <td valign="top">flop image in the horizontal direction and rotate 270 degrees</td>
1180   </tr>
1181
1182   <tr>
1183     <td valign="top"><a href="../www/command-line-options.html#treedepth">-treedepth <em class="option">value</em></a></td>
1184     <td valign="top">color tree depth</td>
1185   </tr>
1186
1187   <tr>
1188     <td valign="top"><a href="../www/command-line-options.html#trim">-trim</a></td>
1189     <td valign="top">trim image edges</td>
1190   </tr>
1191
1192   <tr>
1193     <td valign="top"><a href="../www/command-line-options.html#type">-type <em class="option">type</em></a></td>
1194     <td valign="top">image type</td>
1195   </tr>
1196
1197   <tr>
1198     <td valign="top"><a href="../www/command-line-options.html#undercolor">-undercolor <em class="option">color</em></a></td>
1199     <td valign="top">annotation bounding box color</td>
1200   </tr>
1201
1202   <tr>
1203     <td valign="top"><a href="../www/command-line-options.html#unique-colors">-unique-colors</a></td>
1204     <td valign="top">discard all but one of any pixel color.</td>
1205   </tr>
1206
1207   <tr>
1208     <td valign="top"><a href="../www/command-line-options.html#units">-units <em class="option">type</em></a></td>
1209     <td valign="top">the units of image resolution</td>
1210   </tr>
1211
1212   <tr>
1213     <td valign="top"><a href="../www/command-line-options.html#unsharp">-unsharp <em class="option">geometry</em></a></td>
1214     <td valign="top">sharpen the image</td>
1215   </tr>
1216
1217   <tr>
1218     <td valign="top"><a href="../www/command-line-options.html#verbose">-verbose</a></td>
1219     <td valign="top">print detailed information about the image</td>
1220   </tr>
1221
1222   <tr>
1223     <td valign="top"><a href="../www/command-line-options.html#version">-version</a></td>
1224     <td valign="top">print version information</td>
1225   </tr>
1226
1227   <tr>
1228     <td valign="top"><a href="../www/command-line-options.html#view">-view</a></td>
1229     <td valign="top">FlashPix viewing transforms</td>
1230   </tr>
1231
1232   <tr>
1233     <td valign="top"><a href="../www/command-line-options.html#vignette">-vignette <em class="option">geometry</em></a></td>
1234     <td valign="top">soften the edges of the image in vignette style</td>
1235   </tr>
1236
1237   <tr>
1238     <td valign="top"><a href="../www/command-line-options.html#virtual-pixel">-virtual-pixel <em class="option">method</em></a></td>
1239     <td valign="top">access method for pixels outside the boundaries of the image</td>
1240   </tr>
1241
1242   <tr>
1243     <td valign="top"><a href="../www/command-line-options.html#wave">-wave <em class="option">geometry</em></a></td>
1244     <td valign="top">alter an image along a sine wave</td>
1245   </tr>
1246
1247   <tr>
1248     <td valign="top"><a href="../www/command-line-options.html#weight">-weight <em class="option">type</em></a></td>
1249     <td valign="top">render text with this font weight</td>
1250   </tr>
1251
1252   <tr>
1253     <td valign="top"><a href="../www/command-line-options.html#white-point">-white-point <em class="option">point</em></a></td>
1254     <td valign="top">chromaticity white point</td>
1255   </tr>
1256
1257   <tr>
1258     <td valign="top"><a href="../www/command-line-options.html#white-threshold">-white-threshold <em class="option">value</em></a></td>
1259     <td valign="top">force all pixels above the threshold into white</td>
1260   </tr>
1261
1262   <tr>
1263     <td valign="top"><a href="../www/command-line-options.html#write">-write <em class="option">filename</em></a></td>
1264     <td valign="top">write images to this file</td>
1265   </tr>
1266
1267   </tbody>
1268 </table>
1269
1270 </div>
1271 \r
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