I'm trying to do object tracking using Blender 2.71. In a youtube video the guy simply clicks "Object Motion" in the Solve tab.
His Screen:
My screen:
But I can't find this option.
Can anyone help me please?
By default, motion tracking is set up to solve camera motion.
To enable object solving mode you need to click on the plus sign of the Objects Tab on the right side of the screen (if it's not visible press N)
and select Object.
Now Solve Object Motion is enabled.