Recover Deleted Photos from iPhone / iPad

Step 1: Install OpenSSH on your device. Instructions for installing OpenSSH on iPad can be found here, and for iPhone/iPod touch can be found here.

Step 2: Download and install iPhone Backup Extractor.
(Download links: Windows 32-bit, 64-bit... – Mac OS X)

Step 3: Run iPhone Backup Extractor and select the last backup which you made before jailbreaking your device using Spirit.

Step 4: Navigate to Media/Media/DCIM and select this folder. Click ‘Next’ to save the files locally on your hard drive.

Step 5: Download and install Cyberduck for Mac or WinSCP for Windows. Enter the following details to login to your iPad:

Cyberduck

Server: The IP address of your iPad. Settings –> WiFi –>
Username: root
Password: alpine
Protocol: SFTP (SSH File Transfer Protocol)
WinSCP

Hostname: The IP address of your iPad. Setting –> WiFi –>
User name: root
Password: alpine
Protocol: SCP
Step 6: Navigate to /User/Media/ directory and copy over the folder DCIM folder which you just extracted from the backup and to this location.

Step 7: Reboot your iPhone/iPad/iPod touch.

http://www.redmondpie.com/recover-deleted-photos-from-iphone-ipad-after-spirit-jailbreak/