Digital Image Processing

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Digital Image Processing
Discuss digital image processing techniques and algorithms. We encourage its application to ImageMagick but you can discuss any software solutions here.
Topics: 274

274 Topics

2706 Posts

Last post Re: Object Recognition, what …
by fmw42 View the latest post
2019-09-06T11:23:48-07:00
Fred's Scripts
A plethora of command-line scripts that perform geometric transforms, blurs, sharpens, edging, noise removal, and color manipulations.
Topics: 129

129 Topics

1195 Posts

Last post Re: scripts library load erro…
by fmw42 View the latest post
2019-10-15T09:10:44-07:00

Active topics

Replies

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Last post

How To: Using Cygwin and Bash Scripts (e.g., Fred's) with IM

Last post by fmw42 « 2019-01-11T17:11:16-07:00
Replies: 45
by jwtrexler » 2014-07-13T11:51:16-07:00
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45 Replies

731962 Views

Last post by fmw42
2019-01-11T17:11:16-07:00
scripts library load error (macOS)

Last post by fmw42 « 2019-10-15T09:10:44-07:00
Replies: 10
by ZootZims » 2018-12-15T11:20:28-07:00

10 Replies

307225 Views

Last post by fmw42
2019-10-15T09:10:44-07:00
Multicrop fails to output files

Last post by mib « 2019-10-15T06:45:04-07:00
Replies: 5
by mib » 2019-10-14T22:50:10-07:00

5 Replies

176725 Views

Last post by mib
2019-10-15T06:45:04-07:00
'Unable to Parse' error using Freds Pagecurl script

Last post by fmw42 « 2019-10-08T18:33:07-07:00
Replies: 6
by lotustwincam » 2019-10-08T17:16:41-07:00

6 Replies

182727 Views

Last post by fmw42
2019-10-08T18:33:07-07:00
Multiple pipes

Last post by goaway « 2019-09-10T07:21:54-07:00
Replies: 2
by goaway » 2019-09-09T13:53:00-07:00

2 Replies

148348 Views

Last post by goaway
2019-09-10T07:21:54-07:00
Object Recognition, what is possible and fast!

Last post by fmw42 « 2019-09-06T11:23:48-07:00
Replies: 1
by Hoangnguyen » 2019-09-06T03:20:56-07:00

1 Replies

216424 Views

Last post by fmw42
2019-09-06T11:23:48-07:00
How to convert an image into cylinderical image usng imagemagic?

Last post by fmw42 « 2019-09-02T10:32:18-07:00
Replies: 19
by solacedevelopers » 2016-11-26T05:51:10-07:00
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2
19 Replies

341358 Views

Last post by fmw42
2019-09-02T10:32:18-07:00
Cosine-sum filters for resampling

Last post by Piotr Grochowski « 2019-08-31T05:59:52-07:00
Replies: 7
by Piotr Grochowski » 2019-08-30T00:50:31-07:00

7 Replies

182728 Views

Last post by Piotr Grochowski
2019-08-31T05:59:52-07:00
Bicubic (Catrom) image downsampling without antialiasing?

Last post by schrodingerscat « 2019-08-22T02:43:57-07:00
Replies: 7
by schrodingerscat » 2019-08-20T09:26:47-07:00

7 Replies

177843 Views

Last post by schrodingerscat
2019-08-22T02:43:57-07:00
how to have emboss and deboss effect

Last post by fmw42 « 2019-08-16T18:54:01-07:00
Replies: 10
by direction » 2019-08-01T10:15:02-07:00

10 Replies

202358 Views

Last post by fmw42
2019-08-16T18:54:01-07:00
*Magic* websites that removes background - HOW do they do it?

Last post by jonathanjohnson100 « 2019-06-30T19:19:31-07:00
Replies: 4
by jonathanjohnson100 » 2019-06-30T14:14:13-07:00

4 Replies

163783 Views

Last post by jonathanjohnson100
2019-06-30T19:19:31-07:00
Fred scripts are NOT working on 64 bit Windows 10

Last post by fmw42 « 2019-05-20T09:25:57-07:00
Replies: 9
by shubhra » 2019-05-18T09:24:16-07:00

9 Replies

200013 Views

Last post by fmw42
2019-05-20T09:25:57-07:00
Detect fire in a fire pit (compare)

Last post by snibgo « 2019-04-20T08:00:57-07:00
Replies: 1
by HDNetCams » 2019-04-20T07:23:30-07:00

1 Replies

145296 Views

Last post by snibgo
2019-04-20T08:00:57-07:00
Getting error using convert with multiple line script

Last post by jensen31 « 2019-01-29T05:12:25-07:00
Replies: 1
by jensen31 » 2019-01-29T04:35:45-07:00

1 Replies

147247 Views

Last post by jensen31
2019-01-29T05:12:25-07:00
Calculating the correct font size based on an amount of pixels

Last post by jensen31 « 2019-01-28T08:48:43-07:00
Replies: 2
by jensen31 » 2019-01-28T02:32:19-07:00

2 Replies

157013 Views

Last post by jensen31
2019-01-28T08:48:43-07:00
Firebase Functions Add Text Over Image

Last post by Levy4u « 2019-01-25T09:17:24-07:00
Replies: 3
by Levy4u » 2019-01-24T15:48:09-07:00

3 Replies

155439 Views

Last post by Levy4u
2019-01-25T09:17:24-07:00
How to make perspective transform

Last post by snibgo « 2019-01-24T10:24:54-07:00
Replies: 3
by jensen31 » 2019-01-24T07:03:45-07:00

3 Replies

161466 Views

Last post by snibgo
2019-01-24T10:24:54-07:00
PDF to PS or PDF to PDf

Last post by rmschoen « 2019-01-24T09:56:02-07:00
Replies: 2
by rmschoen » 2019-01-23T11:22:41-07:00

2 Replies

149890 Views

Last post by rmschoen
2019-01-24T09:56:02-07:00
convert: memory allocation failed SparseColorOption @ error/mogrify.c/SparseColorOption/552.

Last post by fmw42 « 2019-01-07T12:49:28-07:00
Replies: 4
by BigNoub » 2019-01-07T04:46:05-07:00

4 Replies

183928 Views

Last post by fmw42
2019-01-07T12:49:28-07:00
Adjusting color of individual RGB channels

Last post by fmw42 « 2018-12-30T17:44:20-07:00
Replies: 6
by tommyfrank » 2018-12-22T21:46:45-07:00

6 Replies

178583 Views

Last post by fmw42
2018-12-30T17:44:20-07:00
Convert 3D LUT to hald image

Last post by fmw42 « 2018-12-24T15:55:11-07:00
Replies: 35
by Albert25 » 2012-11-11T04:01:52-07:00
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35 Replies

582407 Views

Last post by fmw42
2018-12-24T15:55:11-07:00
Native CLAHE support

Last post by fmw42 « 2018-12-11T20:35:12-07:00
Replies: 16
by whugemann » 2018-11-19T07:43:01-07:00
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2
16 Replies

298346 Views

Last post by fmw42
2018-12-11T20:35:12-07:00
Convert JPEG from progressive to baseline losslessly

Last post by fmw42 « 2018-12-06T16:49:17-07:00
Replies: 14
by Nemo_bis » 2012-10-24T17:28:34-07:00

14 Replies

292553 Views

Last post by fmw42
2018-12-06T16:49:17-07:00
Make borders not rounded - modifying fmw42's contour script

Last post by Zelf « 2018-11-29T13:00:21-07:00
Replies: 4
by Zelf » 2018-11-29T11:50:21-07:00

4 Replies

162944 Views

Last post by Zelf
2018-11-29T13:00:21-07:00
3 Implementations for Adaptive Gamma Correction

Last post by fmw42 « 2018-11-19T12:57:17-07:00
Replies: 18
by chani » 2018-11-08T15:11:01-07:00
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2
18 Replies

316173 Views

Last post by fmw42
2018-11-19T12:57:17-07:00
Can you suggest new research on image processing?

Last post by snibgo « 2018-11-06T05:29:10-07:00
Replies: 1
by tutu11 » 2018-11-06T01:25:47-07:00

1 Replies

145505 Views

Last post by snibgo
2018-11-06T05:29:10-07:00
Temp error with BCMATCH

Last post by fmw42 « 2018-10-09T09:24:28-07:00
Replies: 5
by pikkio123 » 2018-10-08T09:05:48-07:00

5 Replies

169839 Views

Last post by fmw42
2018-10-09T09:24:28-07:00
Measure or calculate blur amount (σ) of Gaussian blur algorithm

Last post by snibgo « 2018-08-08T17:43:59-07:00
Replies: 9
by cult » 2018-08-02T07:33:42-07:00

9 Replies

206602 Views

Last post by snibgo
2018-08-08T17:43:59-07:00
Merging RGB and CMYK into CMYK

Last post by teambuktu « 2018-07-22T14:36:23-07:00
Replies: 4
by teambuktu » 2018-07-18T04:57:22-07:00

4 Replies

169222 Views

Last post by teambuktu
2018-07-22T14:36:23-07:00
Fisheye 235° to equirectangular

Last post by fmw42 « 2018-07-19T14:58:42-07:00
Replies: 38
by jumpjack » 2017-04-20T13:00:58-07:00
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38 Replies

540952 Views

Last post by fmw42
2018-07-19T14:58:42-07:00
textdeskew: 190: syntax error

Last post by shafiq4apps « 2018-07-19T09:00:34-07:00
Replies: 7
by chouchou_u » 2018-03-27T09:37:48-07:00

7 Replies

191665 Views

Last post by shafiq4apps
2018-07-19T09:00:34-07:00
Need help related to SHADOWHIGHLIGHT feature

Last post by fmw42 « 2018-07-18T09:25:32-07:00
Replies: 1
by mjamal » 2018-07-18T07:43:07-07:00

1 Replies

146644 Views

Last post by fmw42
2018-07-18T09:25:32-07:00
Splitting spherical/pano image into square "components"

Last post by jumpjack « 2018-07-18T06:22:19-07:00
Replies: 5
by jumpjack » 2018-07-16T12:37:08-07:00

5 Replies

171712 Views

Last post by jumpjack
2018-07-18T06:22:19-07:00
picturefold script from fred

Last post by magick « 2018-06-07T03:27:40-07:00
Replies: 2
by pim » 2018-06-06T14:20:16-07:00

2 Replies

156027 Views

Last post by magick
2018-06-07T03:27:40-07:00
picturefold error

Last post by fmw42 « 2018-06-06T15:38:02-07:00
Replies: 11
by pim » 2018-06-04T12:49:45-07:00

11 Replies

220159 Views

Last post by fmw42
2018-06-06T15:38:02-07:00
Compression v/s Size(Dimension)

Last post by Meloware « 2018-06-06T13:34:27-07:00
Replies: 3
by dkode » 2018-05-09T03:08:13-07:00

3 Replies

167622 Views

Last post by Meloware
2018-06-06T13:34:27-07:00
Gif transparent background cannot remove previous frame

Last post by snibgo « 2018-05-06T07:12:27-07:00
Replies: 2
by naive » 2018-05-06T04:48:26-07:00

2 Replies

170268 Views

Last post by snibgo
2018-05-06T07:12:27-07:00
New Script To Compute Perceptual Hashes

Last post by fmw42 « 2018-05-02T16:53:25-07:00

by fmw42 » 2018-05-02T16:53:25-07:00

0 Replies

156967 Views

Last post by fmw42
2018-05-02T16:53:25-07:00
From photo to drawing (result is not really good)

Last post by libo « 2018-05-01T10:35:23-07:00
Replies: 8
by libo » 2018-05-01T03:02:25-07:00

8 Replies

200683 Views

Last post by libo
2018-05-01T10:35:23-07:00
Why one image gets affected better then another

Last post by snibgo « 2018-04-27T09:22:55-07:00
Replies: 5
by naive » 2018-04-27T00:12:37-07:00

5 Replies

180793 Views

Last post by snibgo
2018-04-27T09:22:55-07:00
Create 2D image from 3D-Model

Last post by snibgo « 2018-04-24T17:06:01-07:00
Replies: 2
by AndRi » 2018-04-24T11:43:09-07:00

2 Replies

159094 Views

Last post by snibgo
2018-04-24T17:06:01-07:00
Advanced Bulk Cropping Please/Urgent

Last post by steff88 « 2018-04-19T02:13:26-07:00
Replies: 1
by steff88 » 2018-04-19T01:25:59-07:00

1 Replies

155303 Views

Last post by steff88
2018-04-19T02:13:26-07:00
Is it possible to crop two rectangles out of standard shapes

Last post by allomorphy « 2018-04-16T14:31:24-07:00
Replies: 4
by allomorphy » 2018-04-15T13:42:19-07:00

4 Replies

172375 Views

Last post by allomorphy
2018-04-16T14:31:24-07:00
How to determine percentage of "X" color from "Y" colored background.

Last post by snibgo « 2018-04-08T05:50:07-07:00
Replies: 1
by uivegeta » 2018-04-08T03:24:56-07:00

1 Replies

153634 Views

Last post by snibgo
2018-04-08T05:50:07-07:00
Adding imagemagick script on Vagrant

Last post by fmw42 « 2018-04-07T09:57:43-07:00
Replies: 1
by Roshit121 » 2018-04-07T04:03:59-07:00

1 Replies

154214 Views

Last post by fmw42
2018-04-07T09:57:43-07:00
Gray balance approach reasonable? (snibgo)

Last post by snibgo « 2018-04-05T00:48:09-07:00
Replies: 8
by Skygaze » 2018-03-19T20:38:03-07:00

8 Replies

211358 Views

Last post by snibgo
2018-04-05T00:48:09-07:00
How do I remove solid colours if I don't know the colours in advance?

Last post by snibgo « 2018-03-30T01:25:04-07:00
Replies: 9
by dgpeters » 2018-03-24T13:29:55-07:00

9 Replies

213594 Views

Last post by snibgo
2018-03-30T01:25:04-07:00
Spliting an image one the basis of color of the line

Last post by fmw42 « 2018-03-29T08:45:05-07:00
Replies: 1
by shekarnode » 2018-03-29T03:34:04-07:00

1 Replies

154059 Views

Last post by fmw42
2018-03-29T08:45:05-07:00
Can't run cylinderize command in php

Last post by Roshit121 « 2018-03-26T08:00:26-07:00
Replies: 6
by Roshit121 » 2018-03-25T06:29:26-07:00

6 Replies

186851 Views

Last post by Roshit121
2018-03-26T08:00:26-07:00
Combining multiple Fred's cylinderize script

Last post by Roshit121 « 2018-03-25T03:06:25-07:00
Replies: 2
by Roshit121 » 2018-03-25T01:14:55-07:00

2 Replies

160130 Views

Last post by Roshit121
2018-03-25T03:06:25-07:00

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