1. A method comprising: providing a register file accessible by a plurality of processing elements of a media signal processor; enabling a hardware accelerator selected from a plurality of hardware accelerators in response to a control command and address written into the register file by a processing element of the plurality of processing elements of the media signal processor to identify and request ownership of the selected hardware accelerator; and granting the processing element ownership over the selected hardware accelerator, the selected hardware accelerator to perform a media processing function according at least to the control command.