A camera, comprising: a camera housing; an image sensor within the camera housing and configured to convert light entering the camera housing into digital image data, the light passing through a variable opacity optical filter situated in the optical path prior to arriving at the image sensor; and a processor (116, 119) in communication with the image sensor and configured to: set operation settings for the optical filter at least in part according to a user input, generate control information that causes an opacity level of the optical filter to be controlled over an exposure period of each of a plurality of video image frames in accordance with the operation settings for the optical filter, and wherein when the operation settings for the optical filter indicate a temporal filtering mode, the processor (116/119) is configured to generate the control information so that over the exposure period the optical filter gradually increases its transmissivity to a first level and subsequently gradually decreases the transmissivity from the first level before the end of the exposure period, wherein when the operation settings for the optical filter indicate a global shutter mode, the processor (116/119) is configured to generate the control information so that over the exposure period the optical filter maintains a second level of transmissivity, abruptly increases transmissivity from the second level to a third level, maintains the third level of transmissivity, and abruptly decreases transmissivity from the third level; modify values of the digital image data based at least on the operation settings for the optical filter to address color shifting in the digital image data introduced by the optical filter; wherein the processor (116/119) is configured to modify the values of the digital image data by reducing the values of the digital image data a greater amount when the operation settings for the optical filter indicate the temporal filtering mode than when the operation settings for the optical filter indicate the global shuttering mode. a camera housing; an image sensor within the camera housing and configured to convert light entering the camera housing into digital image data, the light passing through a variable opacity optical filter situated in the optical path prior to arriving at the image sensor; and a processor (116, 119) in communication with the image sensor and configured to: set operation settings for the optical filter at least in part according to a user input, generate control information that causes an opacity level of the optical filter to be controlled over an exposure period of each of a plurality of video image frames in accordance with the operation settings for the optical filter, and wherein when the operation settings for the optical filter indicate a temporal filtering mode, the processor (116/119) is configured to generate the control information so that over the exposure period the optical filter gradually increases its transmissivity to a first level and subsequently gradually decreases the transmissivity from the first level before the end of the exposure period, set operation settings for the optical filter at least in part according to a user input, generate control information that causes an opacity level of the optical filter to be controlled over an exposure period of each of a plurality of video image frames in accordance with the operation settings for the optical filter, and wherein when the operation settings for the optical filter indicate a temporal filtering mode, the processor (116/119) is configured to generate the control information so that over the exposure period the optical filter gradually increases its transmissivity to a first level and subsequently gradually decreases the transmissivity from the first level before the end of the exposure period, wherein when the operation settings for the optical filter indicate a global shutter mode, the processor (116/119) is configured to generate the control information so that over the exposure period the optical filter maintains a second level of transmissivity, abruptly increases transmissivity from the second level to a third level, maintains the third level of transmissivity, and abruptly decreases transmissivity from the third level; modify values of the digital image data based at least on the operation settings for the optical filter to address color shifting in the digital image data introduced by the optical filter; wherein the processor (116/119) is configured to modify the values of the digital image data by reducing the values of the digital image data a greater amount when the operation settings for the optical filter indicate the temporal filtering mode than when the operation settings for the optical filter indicate the global shuttering mode.