Legacy ImageMagick Discussions Archive

I found a way to do it with GIMP batch

431 files from 1.2GB to 338.2MB

can't I convert by ignoring errors?

trying to convert bmp to png, but getting this error:

mogrify -format png *.bmp
mogrify: length and filesize do not match `ScreenShot00021.bmp' @ error/bmp.c/ReadBMPImage/785.
mogrify: insufficient image data in file `ScreenShot00021.bmp' @ error/bmp.c/ReadBMPImage/914.


here is the bmp file ...

Are you sure you want Checker-Tile and not Tile?

It doesn't matter what I set virtual-pixel to, the output image will always reset it to edge, I tested -background none and coral - neither changes anything.


I am not the expert on -distort, but as it works fine for me with the current release ...

I am using Ubuntu Oneiric Ocelot, ImageMagick was installed with apt-get install



convert --version
Version: ImageMagick 6.6.0-4 2011-06-15 Q16 http://www.imagemagick.org
Copyright: Copyright (C) 1999-2010 ImageMagick Studio LLC
Features: OpenMP

convert -list virtual-pixel
Background
Black ...

Here is my command:
convert 2.png -alpha set -virtual-pixel checker-tile -distort Perspective '0,0,0,0 0,418,0,300 436,418,350,250 436,0,350,50' output.png

image I used:
http://i.imgur.com/NqRkD.png

what I get:
http://i.imgur.com/12th8.png

As you can see my virtual pixels are set to edge.
I ...