DATA PROCESSING OF MEDIA FILE TYPES SUPPORTED BY CLIENT DEVICES

A data processing system comprises a client device, a server system and a network connecting the client device to the server system. The client device is arranged to transmit a data request to the server system, the data request including a URL pointer to a repository address. The server system is arranged to receive the data request, to access the repository address defined by the URL pointer, and to receive data from the repository address, the data defining a plurality of media file types supported by the client device.