Search found 3 matches

by Radek215
2012-02-20T07:13:00-07:00
Forum: Users
Topic: Resampling using only filtered-out pixels
Replies: 8
Views: 15045

Re: Resampling using only filtered-out pixels

I followed your advice to convert to HSL (which is tbe whole new world for me, I learnt so much): I used hue and luma values to filter out unwanted "green" pixels in my program. The tweaking of cut-off parameters took me some time but the results are really satisfying! Thank you very much :-) I have ...
by Radek215
2012-02-17T07:48:11-07:00
Forum: Users
Topic: Resampling using only filtered-out pixels
Replies: 8
Views: 15045

Re: Resampling using only filtered-out pixels

thank you for your detailed answer: this project seems to have very helpful developers J The solution you proposed helps quite a lot (the result textures after filtering-out some of the green pixels before resampling look more realistic then previously). Yet I have not been able to filter out green ...
by Radek215
2012-02-15T04:15:56-07:00
Forum: Users
Topic: Resampling using only filtered-out pixels
Replies: 8
Views: 15045

Resampling using only filtered-out pixels

Hello, First of all I would like to say what I am trying to achieve: the goal of my project is to spot the color of rooftop from the aerial photos. I am dealing with bitmaps which correspond to approx 10x10m area, each centered onto given rooftop. I am applying Lanczos resampler to them to get a ...