Search found 3 matches

by reichemi
2019-09-11T23:04:14-07:00
Forum: Bugs
Topic: Bug in polynomial distortion
Replies: 5
Views: 1648

Re: Bug in polynomial distortion

Where did the coordinates come from? The coordinates come from a graphical template that should be reproduced via ImageMagick. As a workaround for this case, you can subtract 1523 from the output y-coordinates. Then insert 1523 blank rows after the distortion. That is a great idea, I can also autom...
by reichemi
2019-09-10T22:43:05-07:00
Forum: Bugs
Topic: Bug in polynomial distortion
Replies: 5
Views: 1648

Re: Bug in polynomial distortion

Thank you snibgo for your answer! I tried it with order 1, 1.5 and 2, but they all do not create the expected output. Order 1/1.5 creates no "curved" edges, and order 2 has the same "bug" as order 3. So you do not specify this as a bug? I named it like this, because I expected that the input image w...
by reichemi
2019-09-10T05:06:31-07:00
Forum: Bugs
Topic: Bug in polynomial distortion
Replies: 5
Views: 1648

Bug in polynomial distortion

Hi, I believe I discovered a bug in ImageMagick's polynomial distort function. Here is what I do: convert input.png -matte -virtual-pixel transparent -distort Polynomial "3 0,0 893,1523 826,0 1218,1523 1653,0 1543,1523 2480,0 1866,1523 0,582 848,1751 826,582 1200,1751 1653,582 1520,1751 2480,582 181...