Search found 6 matches

by tqisjim
2010-05-26T20:20:10-07:00
Forum: Users
Topic: Thumbnail output file size questions
Replies: 14
Views: 27121

Re: Thumbnail output file size questions

Indeed: http://www.littlecms.com/ Going back to the browser discussion. I just realized that Firefox renders the full size image differently from Safari. After performing the profile conversion, the color rendering is nearly identical. So performing this conversion on a CMYK image not only reduces ...
by tqisjim
2010-05-26T16:12:12-07:00
Forum: Users
Topic: Thumbnail output file size questions
Replies: 14
Views: 27121

Re: Thumbnail output file size questions

FWIW, I found the following link: http://www.imagemagick.org/Usage/formats/#profiles Within that description, I saw the following caveat: If there is no embedded profile then the first "-profile" is the input profile. A second "-profile" then defines the output profile. I'm guessing this is causing ...
by tqisjim
2010-05-26T15:42:52-07:00
Forum: Users
Topic: Thumbnail output file size questions
Replies: 14
Views: 27121

Re: Thumbnail output file size questions

Hello. I'm trying to replicate your command line technique. FWIW, _imscript.img is the name of the script. The original source image is meijerlogo.jpg. Based on your recommendation, I typed in the following: $ convert meijerlogo.jpg -profile sRGB.icm foobar.jpg convert: delegate library support not ...
by tqisjim
2010-05-26T09:25:50-07:00
Forum: Users
Topic: Thumbnail output file size questions
Replies: 14
Views: 27121

Re: Thumbnail output file size questions

Based on my experience from last month, I changed most of my scripts to use the Thumbnail method instead of the Scale method. Today I got a call from a distraught user, so I am revisiting this discussion. Here are two links: http://www.tqis.com/tqis/oa/misc/_imscript.img http://www.tqis.com/tqis/oa ...
by tqisjim
2010-04-29T08:50:42-07:00
Forum: Users
Topic: Thumbnail output file size questions
Replies: 14
Views: 27121

Re: Thumbnail output file size questions

Thanks. As soon as I stripped the color profiles, everything works as expected.
by tqisjim
2010-04-28T08:21:43-07:00
Forum: Users
Topic: Thumbnail output file size questions
Replies: 14
Views: 27121

Thumbnail output file size questions

Although generating thumbnails is probably a common operation with ImageMagick. I apparently don't know what I'm doing. My outputs are 80x80 thumbnails of jpg photos. With a simple Crop+Scale operation, the output thumbnails vary between 38K - 44K. Even a dummy like me can figure out that a lossless ...