Search found 5 matches

by Nokia808
2017-03-19T14:09:17-07:00
Forum: Users
Topic: Can I use IM to optimize scanned PDF?
Replies: 9
Views: 7046

Re: Can I use IM to optimize scanned PDF?

Hi. 1) I did a mistake: *.tiff or *.pcx should set at END of mogrify commands. I edit my previous post regard this. I applied commands & all are working O.K 2) I did combined all them into single command as following: $ mogrify -deskew 80% -morphology Close Diamond:1 -compress group4 -format pdf...
by Nokia808
2017-03-18T14:21:30-07:00
Forum: Users
Topic: Can I use IM to optimize scanned PDF?
Replies: 9
Views: 7046

Re: Can I use IM to optimize scanned PDF?

See https://www.imagemagick.org/script/architecture.php#tera-pixel for a discussion on using ImageMagick with large images. ImageMagick can process large images or a large image sequence in a small memory footprint. It stages the pixel cache on disk-- much slower than memory but it does permit Imag...
by Nokia808
2017-03-18T04:41:39-07:00
Forum: Users
Topic: Can I use IM to optimize scanned PDF?
Replies: 9
Views: 7046

Re: Can I use IM to optimize scanned PDF?

Hi. It is very disappointing issue of memory consuming by IM !! It make program largely useless for processing big numbers of images like 500 image ! I noticed that problem lie in special with command "convert" not with mogrify ! From that I will led to this question: is there a command li...
by Nokia808
2017-03-17T08:56:40-07:00
Forum: Users
Topic: Can I use IM to optimize scanned PDF?
Replies: 9
Views: 7046

Re: Can I use IM to optimize scanned PDF?

I tried just: convert -density 600 test.pdf new.pdf & failed & no output file ! I got following error in terminal: convert: unable to extent pixel cache `No such file or directory' @ fatal/cache.c/CacheSignalHandler/3394. My laptop freeze & wait for time before return usable ! I tried it...
by Nokia808
2017-03-17T07:46:02-07:00
Forum: Users
Topic: Can I use IM to optimize scanned PDF?
Replies: 9
Views: 7046

Can I use IM to optimize scanned PDF?

Hi. I,m new Linux user (less than 1 year). I recently discover the power of IM that I previously not aware about it. Currently - after spend time in investigation - I use this script, that I build, to optimize group of already black & white (monochrome) images (deskew, descreen, with or without ...