Search found 205 matches

by diegomage
2018-06-12T10:49:12-07:00
Forum: Users
Topic: how I could remove a circle of this image using connected components remove?
Replies: 10
Views: 3469

Re: how I could remove a circle of this image using connected components remove?

Code: Select all

convert bwlabel_part1_01.jpg -auto-level -threshold 50% -type bilevel -define connected-components:remove=2,4-5 -define connected-components:mean-color=true -connected-components 4 zfgresult.png
by diegomage
2018-06-12T07:20:17-07:00
Forum: Users
Topic: how I could remove a circle of this image using connected components remove?
Replies: 10
Views: 3469

how I could remove a circle of this image using connected components remove?

https://blogs.mathworks.com/images/steve/119/bwlabel_part1_01.jpg You may want to remove certain objects by making them transparent. Use -define connected-components:remove=list-of-ids (e.g. -define connected-components:remove=2,4-5). using a command like this convert image -define connected-compon...
by diegomage
2018-06-11T19:32:44-07:00
Forum: Users
Topic: how clean this captcha use imagemagick?
Replies: 1
Views: 2035

how clean this captcha use imagemagick?

I read this post for clean captcha using gimp , but I need know how I could do this using imagemagick http://pwndizzle.blogspot.com/2014/07/breaking-facebooks-text-captcha.html http://3.bp.blogspot.com/-MsMusxTBK6w/UvjExTzveiI/AAAAAAAAAuU/aCr7AMg3oqw/s1600/fbcap546.png IM using this command but not ...
by diegomage
2017-10-31T10:55:08-07:00
Forum: Users
Topic: its possible apply threeshold with range in imagemagick(solved) ?
Replies: 6
Views: 3477

Re: its possible apply threeshold with range in imagemagick ?

I solved with this code
[*]

Code: Select all

convert image.png -threshold 80%  mmk


convert image.png -threshold 86% -negate   mmk2

composite -compose Multiply   mmk mmk2 mmk3
by diegomage
2017-10-31T08:00:07-07:00
Forum: Users
Topic: its possible apply threeshold with range in imagemagick(solved) ?
Replies: 6
Views: 3477

Re: its possible apply threeshold with range in imagemagick ?

I see this in imagemagick -sepia-tone percent-threshold simulate a sepia-toned photo. Specify threshold as the percent threshold of the intensity (0 - 99.9%). This option applies a special effect to the image, similar to the effect achieved in a photo darkroom by sepia toning. Threshold ranges from ...
by diegomage
2017-10-31T07:13:35-07:00
Forum: Users
Topic: its possible apply threeshold with range in imagemagick(solved) ?
Replies: 6
Views: 3477

its possible apply threeshold with range in imagemagick(solved) ?

for example with range of 127 to 255

Image

like this


I get this image in this link
https://docs.gimp.org/2.6/en/gimp-tool-threshold.html


Please help me
by diegomage
2017-10-14T12:05:47-07:00
Forum: Users
Topic: cant remove gray blobs of this image srgba to gray (update ) (solved)?
Replies: 9
Views: 6091

Re: cant remove gray blobs of this image srgba to gray (update ) ?

I use all this filter in my image and WORKS and solve my problem 1) remove alpha convert image -alpha off -type GrayScale -colorspace GRAY mmmm 2) convert srgb to rgb convert mmmm -colorspace gray -threshold 45% -depth 8 -type bilevel -set colorspace sRGB -colorspace RGB +dither -posterize 2 -thresh...
by diegomage
2017-10-13T23:08:09-07:00
Forum: Users
Topic: cant remove gray blobs of this image srgba to gray (update ) (solved)?
Replies: 9
Views: 6091

Re: cant remove gray blobs of this image srgba tp gray (update ) ?

I see the format of my image and I view that this is SRGBA ; exist any way to convert to grayscale ?
by diegomage
2017-10-13T22:52:11-07:00
Forum: Users
Topic: cant remove gray blobs of this image srgba to gray (update ) (solved)?
Replies: 9
Views: 6091

Re: cant remove gray blobs of this image ?

this is rare but i think that the problem is the format because a use kolourpaint for example for remove blobs using contrast method and works but with imagemagick not works

I dont know why
by diegomage
2017-10-13T22:14:56-07:00
Forum: Users
Topic: cant remove gray blobs of this image srgba to gray (update ) (solved)?
Replies: 9
Views: 6091

Re: cant remove gray blobs of this image ?

the extra image is my image enlarge for show the gray blobs in the image