Survey on illumination condition of video / image under heterogeneous environments for enhancement

Both videos and images captured during various events play a vital role in information sharing amongst human race from olden days. The images and video captured under varied conditions such as lighting, shading etc., are classified under two major categories viz., controlled and uncontrolled environment. The clarity factor of such multimedia data are affected by factors such as lighting, weather or the equipments used to capture etc., Among various factors, illumination plays a major role in the clarity of videos and images. This paper attempts to enlist various illumination of video / image pertaining to enhancement for various applications.