ImageMagick error message ???

[Dale Dellutri]

On Fri, Nov 2, 2012 at 1:02 PM, Jim <binarynut at comcast.net> wrote:
> Fedora 17 / KDE 4.9
> Having trouble converting density of a Image tom.jpg.
> This error message below , is it because a empty bob.jpg image is not there
> ?
> How do I fix this problem?
>
> $ convert -density 72x72 tom.jpg bob.jpg
> convert: delegate failed `"html2ps" -U -o "%o" "%i"' @
> error/delegate.c/InvokeDelegate/1058.
> convert: no decode delegate for this image format `/tmp/magick-3XBbxcw8' @
> error/constitute.c/ReadImage/566.
> convert: missing an image filename `bob.jpg' @
> error/convert.c/ConvertImageCommand/3016.

wrong sequence of options and file names.

convert [input-options] input-file [output-options] output-file

so it should be:

convert tom.jpg -density 72x72 bob.jpg

-- 
Dale Dellutri