converting image_raw to image_rect from kinect data

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Hi i downloaded bagefile from mit stata center data set for testing fovis package. for kinect data(mono depth). fovis subscribing from this topices:

/camera/rgb/image_rect
/camera/depth_registered/image_rect 
/camera/rgb/camera_info
/camera/depth_registered/camera_info

but MIT bage file has this packages:

/camera/depth/camera_info
/camera/depth/image_raw
/camera/rgb/camera_info
/camera/rgb/image_raw

i used this command to play bagfiles: rosbag play 2012-04-26-06-48-00.bag. so, what i do for solve this problem?