Si potranno sviluppare i raw anche in camera.
CitazioneSIGMA dp2 Quattro Firmware [Ver.1.03]
・It has added the function to develop RAW data (X3F files) on the camera internally.
・It has corrected the phenomenon that file numbers occasionally reset when they are set to be consecutive numbers.
・It has corrected the phenomenon that the camera freezes when playing JPEG files developed by SIGMA Photo Pro.
・It has added the function to display RAW data (X3F files) photographed by other SIGMA digital cameras.
* It excludes RAW data (X3F files) of SIGMA SD9 and SD10.
　Note: If the firmware has been updated, it is not possible to develop RAW files in other than SIGMA Photo Pro 6.1. Please be sure to update it to the latest version.
http://www.sigma-global.com/en/download/cameras/firmware/