gbcdump

Input Game Boy Camera battery saves and output bitmaps Requires libbmp

Obtaining battery save

Materials needed: flash cart, MEGA Memory Card
Software needed: EMS Flasher (prebuilt OS X Universal binary)

Back up save from Game Boy Camera to MEGA Memory Card
Restore save from MMC to flash cart
Use flashing software to extract the battery save

Windows solutions

Image dumper and EMS drivers / utility available here
Follow the dumping steps outlined above. but use the included utilities instead of ems-flasher and gbcdump