Appropriately, some Perl answers have been provided, but if you don't feel like "just writing a quick script" you could instead "just type a quick command": 

for i in *.bmp; do convert $i `basename $i .bmp`.jpg; done

[download]

I assume you're using Linux/Unix or some OS with command line ImageMagick tools (convert) available.

-- Eric Hammond

In reply to Re: batch converting images with image::magick? by esh
in thread batch converting images with image::magick? by Anonymous Monk

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