Method and apparatus for determining video formats supported by a digital television receiver

摘要

A method and apparatus is provided for providing a digital video image to a display device. The method begins by receiving a digital signal in a predefined video format from a service provider and comparing the predefined video format to a plurality of stored video formats supported by the display device. If the predefined video format matches one of the plurality of stored video formats supported by the display device, a decoded output signal is transmitted to the display device in the predefined video format for displaying the digital video image thereon. However, if the predefined video format does not match one of the plurality of stored video formats supported by the display device, a decoded output signal is transmitted to the display device in a selected one of the plurality of stored video formats.