1magick(1) General Commands Manual magick(1)
2
6 magick - convert between image formats as well as resize an image,
7 blur, crop, despeckle, dither, draw on, flip, join, re-sample, and much
8 more.
9
11 magick [input-options] input-file [output-options] output-file
12
14 The magick program is a member of the ImageMagick(1) suite of tools.
15 Use it to convert between image formats as well as resize an image,
16 blur, crop, despeckle, dither, draw on, flip, join, re-sample, and much
17 more.
18 For more information about the magick command, point your browser to
20 file:///usr/share/doc/ImageMagick-7/www/magick.html or https://image‐
21 magick.org/script/magick.php.
22
24 Image Settings:
25 -adjoin join images into a single multi-image file
26 -affine matrix affine transform matrix
27 -antialias remove pixel-aliasing
28 -authenticate value decrypt image with this password
29 -background color background color
30 -bias value add bias when convolving an image
31 -black-point-compensation
32 use black point compensation
33 -blue-primary point chromaticity blue primary point
34 -bordercolor color border color
35 -caption string assign a caption to an image
36 -cdl filename color correct with a color decision list
37 -colors value preferred number of colors in the image
38 -colorspace type alternate image colorspace
39 -comment string annotate image with comment
40 -compose operator set image composite operator
41 -compress type type of pixel compression when writing the image
42 -decipher filename magick cipher pixels to plain pixels
43 -define format:option
44 define one or more image format options
45 -delay centiseconds display the next image after pausing
46 -density geometry horizontal and vertical density of the image
47 -depth value image depth
48 -direction type render text right-to-left or left-to-right
49 -display server get image or font from this X server
50 -dispose method layer disposal method
51 -dither method apply error diffusion to image
52 -encipher filename magick plain pixels to cipher pixels
53 -encoding type text encoding type
54 -endian type endianness (MSB or LSB) of the image
55 -family name render text with this font family
56 -fill color color to use when filling a graphic primitive
57 -filter type use this filter when resizing an image
58 -flatten flatten a sequence of images
59 -font name render text with this font
60 -format "string" output formatted image characteristics
61 -fuzz distance colors within this distance are considered equal
62 -gravity type horizontal and vertical text placement
63 -green-primary point chromaticity green primary point
64 -intent type type of rendering intent when managing the image
65 color
66 -interlace type type of image interlacing scheme
67 -interpolate method pixel color interpolation method
68 -kerning value set the space between two letters
69 -label string assign a label to an image
70 -limit type value pixel cache resource limit
71 -loop iterations add Netscape loop extension to your GIF anima‐
72 tion
73 -mask filename associate a mask with the image
74 -matte store matte channel if the image has one
75 -mattecolor color frame color
76 -monitor monitor progress
77 -orient type image orientation
78 -origin geometry image origin
79 -page geometry size and location of an image canvas (setting)
80 -ping efficiently determine image attributes
81 -pointsize value font point size
82 -preview type image preview type
83 -quality value JPEG/MIFF/PNG compression level
84 -quiet suppress all warning messages
85 -red-primary point chromaticity red primary point
86 -regard-warnings pay attention to warning messages
87 -repage geometry size and location of an image canvas
88 -sampling-factor geometry
89 horizontal and vertical sampling factor
90 -scene value image scene number
91 -seed value seed a new sequence of pseudo-random numbers
92 -size geometry width and height of image
93 -statistic type geometry
94 replace each pixel with corresponding statistic
95 from the neighborhood
96 -stretch type render text with this font stretch
97 -stroke color graphic primitive stroke color
98 -strokewidth value graphic primitive stroke width
99 -style type render text with this font style
100 -support factor resize support: > 1.0 is blurry, < 1.0 is sharp
101 -synchronize synchronize image to storage device
102 -taint declare the image as modified
103 -texture filename name of texture to tile onto the image back‐
104 ground
105 -tile-offset geometry
106 tile offset
107 -treedepth value color tree depth
108 -transparent-color color
109 transparent color
110 -undercolor color annotation bounding box color
111 -units type the units of image resolution
112 -verbose print detailed information about the image
113 -view FlashPix viewing transforms
114 -virtual-pixel method
115 virtual pixel access method
116 -weight type render text with this font weight
117 -white-point point chromaticity white point
118 Image Operators:
120 -adaptive-blur geometry
121 adaptively blur pixels; decrease effect near
122 edges
123 -adaptive-resize geometry
124 adaptively resize image with data dependent tri‐
125 angulation
126 -adaptive-sharpen geometry
127 adaptively sharpen pixels; increase effect near
128 edges
129 -annotate geometry text
130 annotate the image with text
131 -auto-orient automatically orient image
132 -bilateral-blur geometry
133 non-linear, edge-preserving, and noise-reducing
134 smoothing filter
135 -black-threshold value
136 force all pixels below the threshold into black
137 -blur geometry reduce image noise and reduce detail levels
138 -border geometry surround image with a border of color
139 -channel mask set the image channel mask
140 -charcoal radius simulate a charcoal drawing
141 -chop geometry remove pixels from the image interior
142 -clip clip along the first path from the 8BIM profile
143 -clip-mask filename associate a clip mask with the image
144 -clip-path id clip along a named path from the 8BIM profile
145 -colorize value colorize the image with the fill color
146 -color-matrix matrix apply color correction to the image
147 -contrast enhance or reduce the image contrast
148 -contrast-stretch geometry
149 improve contrast by `stretching' the intensity
150 range
151 -convolve coefficients
152 apply a convolution kernel to the image
153 -cycle amount cycle the image colormap
154 -despeckle reduce the speckles within an image
155 -draw string annotate the image with a graphic primitive
156 -edge radius apply a filter to detect edges in the image
157 -emboss radius emboss an image
158 -enhance apply a digital filter to enhance a noisy image
159 -equalize perform histogram equalization to an image
160 -evaluate operator value
161 evaluate an arithmetic, relational, or logical
162 expression
163 -extent geometry set the image size
164 -extract geometry extract area from image
165 -fft implements the discrete Fourier transform (DFT)
166 -flip flip image vertically
167 -floodfill geometry color
168 floodfill the image with color
169 -flop flop image horizontally
170 -frame geometry surround image with an ornamental border
171 -function name apply a function to the image
172 -gamma value level of gamma correction
173 -gaussian-blur geometry
174 reduce image noise and reduce detail levels
175 -geometry geometry preferred size or location of the image
176 -identify identify the format and characteristics of the
177 image
178 -ift implements the inverse discrete Fourier trans‐
179 form (DFT)
180 -implode amount implode image pixels about the center
181 -integral calculate the sum of values (pixel values) in
182 the image
183 -lat geometry local adaptive thresholding
184 -layers method optimize or compare image layers
185 -level value adjust the level of image contrast
186 -linear-stretch geometry
187 improve contrast by `stretching with saturation'
188 the intensity range
189 -median geometry apply a median filter to the image
190 -mode geometry make each pixel the 'predominant color' of the
191 neighborhood
192 -modulate value vary the brightness, saturation, and hue
193 -monochrome transform image to black and white
194 -morphology method kernel
195 apply a morphology method to the image
196 -motion-blur geometry
197 simulate motion blur
198 -negate replace each pixel with its complementary color
199 -noise geometry add or reduce noise in an image
200 -normalize transform image to span the full range of colors
201 -opaque color change this color to the fill color
202 -ordered-dither NxN
203 add a noise pattern to the image with specific
204 amplitudes
205 -paint radius simulate an oil painting
206 -polaroid angle simulate a Polaroid picture
207 -posterize levels reduce the image to a limited number of color
208 levels
209 -print string interpret string and print to console
210 -profile filename add, delete, or apply an image profile
211 -quantize colorspace reduce colors in this colorspace
212 -radial-blur angle radial blur the image
213 -raise value lighten/darken image edges to create a 3-D ef‐
214 fect
215 -random-threshold low,high
216 random threshold the image
217 -range-threshold values
218 perform either hard or soft thresholding within
219 some range of values in an image
220 -region geometry apply options to a portion of the image
221 -render render vector graphics
222 -resample geometry change the resolution of an image
223 -resize geometry resize the image
224 -roll geometry roll an image vertically or horizontally
225 -rotate degrees apply Paeth rotation to the image
226 -sample geometry scale image with pixel sampling
227 -scale geometry scale the image
228 -segment values segment an image
229 -selective-blur geometry
230 selectively blur pixels within a contrast
231 threshold
232 -sepia-tone threshold
233 simulate a sepia-toned photo
234 -set property value set an image property
235 -shade degrees shade the image using a distant light source
236 -shadow geometry simulate an image shadow
237 -sharpen geometry sharpen the image
238 -shave geometry shave pixels from the image edges
239 -shear geometry slide one edge of the image along the X or Y
240 axis
241 -sigmoidal-contrast geometry
242 lightness rescaling using sigmoidal contrast en‐
243 hancement
244 -sketch geometry simulate a pencil sketch
245 -solarize threshold negate all pixels above the threshold level
246 -sort-pixels sort each scanline in ascending order of inten‐
247 sity
248 -splice geometry splice the background color into the image
249 -spread amount displace image pixels by a random amount
250 -strip strip image of all profiles and comments
251 -swirl degrees swirl image pixels about the center
252 -threshold value threshold the image
253 -thumbnail geometry create a thumbnail of the image
254 -tile filename tile image when filling a graphic primitive
255 -tint value tint the image with the fill color
256 -transform affine transform image
257 -transparent color make this color transparent within the image
258 -transpose flip image vertically and rotate 90 degrees
259 -transverse flop image horizontally and rotate 270 degrees
260 -trim trim image edges
261 -type type image type
262 -unique-colors discard all but one of any pixel color
263 -unsharp geometry sharpen the image
264 -vignette geometry soften the edges of the image in vignette style
265 -wave geometry alter an image along a sine wave
266 -white-threshold value
267 force all pixels above the threshold into white
268 Image Channel Operators:
271 -channel-extract channel-list
272 extract the channels in order
273 -channel-inject channel-list
274 inject the channels in order
275 -channel-swap channel,channel
276 swap the channels
277 Image Sequence Operators:
279 -affinity filename transform image colors to match this set of col‐
280 ors
281 -append append an image sequence top to bottom (use +ap‐
282 pend for left to right)
283 -clut apply a color lookup table to the image
284 -coalesce merge a sequence of images
285 -combine combine a sequence of images
286 -composite composite image
287 -crop geometry cut out a rectangular region of the image
288 -deconstruct break down an image sequence into constituent
289 parts
290 -evaluate-sequence operator
291 evaluate an arithmetic, relational, or logical
292 expression
293 -flatten flatten a sequence of images
294 -fx expression apply mathematical expression to an image chan‐
295 nel(s)
296 -hald-clut apply a Hald color lookup table to the image
297 -morph value morph an image sequence
298 -mosaic create a mosaic from an image sequence
299 -process arguments process the image with a custom image filter
300 -separate separate an image channel into a grayscale image
301 -smush geometry smush an image sequence together
302 -write filename write images to this file
303 Image Stack Operators:
305 -clone indexes clone an image
306 -delete indexes delete the image from the image sequence
307 -duplicate count,indexes
308 duplicate an image one or more times
309 -insert index insert last image into the image sequence
310 -swap indexes swap two images in the image sequence
311 Miscellaneous Options:
313 -debug events display copious debugging information
314 -help print program options
315 -log format format of debugging information
316 -list type print a list of supported option arguments
317 -version print version information
318 Use any setting or operator as an output-option. Only a limited number
320 of setting are input-option. They include: -antialias, -caption, -den‐
321 sity, -define, -encoding, -font, -pointsize, -size, and -texture as
322 well as any of the miscellaneous options.
323 By default, the image format of `file' is determined by its magic num‐
325 ber. To specify a particular image format, precede the filename with
326 an image format name and a colon (i.e. ps:image) or specify the image
327 type as the filename suffix (i.e. image.ps). Specify 'file' as '-' for
328 standard input or output.
329
331 ImageMagick(1)
332
335 Copyright (C) 1999 ImageMagick Studio LLC. Additional copyrights and
336 licenses apply to this software, see file:///usr/share/doc/Image‐
337 Magick-7/www/license.html or https://imagemagick.org/script/license.php
338ImageMagick Date: 2009/01/10 01:00:00 magick(1)