Search found 2 matches

by FlorinAndrei
2019-09-14T18:31:49-07:00
Forum: Users
Topic: scaling down to 120x90px Gray with less ringing
Replies: 3
Views: 4864

Re: scaling down to 120x90px Gray with less ringing

There's a lot of information on that page, but I'm parsing it. Thank you. Already I've found a combination that's much better: find images/original/* | cut -d / -f 3 | parallel \ convert images/original/{} -colorspace Gray \ -filter Triangle -resize 120x90 \ images/small/{}.png This is the result: h...
by FlorinAndrei
2019-09-14T17:41:51-07:00
Forum: Users
Topic: scaling down to 120x90px Gray with less ringing
Replies: 3
Views: 4864

scaling down to 120x90px Gray with less ringing

I'm training a TensorFlow model to recognize some natural objects. To generate the training data, I'm taking lots of pictures with a pretty good camera at 4000x3000 px resolution, full color. I need to scale these down to 120x90 px 8-bit grayscale. I'm using ImageMagick 6.9.7 on Linux. "convert -res...