1. An image capturing apparatus for capturing image data representing a scene, said apparatus comprising: first control parameter determining means for determining one or more first capture and processing parameters based on user input; second control parameter determining means for determining one or more second capture and processing parameters based on one or more external conditions detected by said apparatus; comparison means for comparing said first capture and processing parameters with the second capture and processing parameters; and modifying means for modifying said capturing of said image data based on said comparison.