[NBLUG/talk] Lowering resolution on JPGs

mark at oswizards.com mark at oswizards.com
Sun Apr 20 11:33:13 PDT 2008


Ooops,

Maybe that should be

-scale

or

-size

anyway, convert is a really cool tool.

> Sure,
>
> convert -quality
>
> http://www.imagemagick.org/Usage/
>
> from the command line use:  convert -help
>
> By default, the image format of `file' is determined by its magic
> number.  To specify a particular image format, precede the filename with
> an image format name and a colon (i.e. ps:image) or specify the image type
> as the filename suffix (i.e. image.ps).  Specify 'file' as '-' for
> standard input or output.
>
> xargs might be helpful....
>
>> I can do this one at a time on Gimp, but is there a way to do hundreds
>> at a
>> time?
>>
>> --
>> Jack Smith
>>
>> English doesn't borrow from other languages -- English follows other
> languages down dark alleys and takes what it wants.
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>>
>
>
>
>
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