Ko te whakamahi pūrere tāhiko ki te rāwekeweke i ngā wāhanga o tētahi hopunga puoro, ko te whakahou i ngā kōtuituinga o ngā wāhanga, kia puta ai he rerenga hou o te puoro. I ētahi wā, ka whakaurua hoki ētahi āhuatanga hou, pērā i te reo niko. Ko te wāhi e oti ai te whakarākeitanga, ka kīia he taupuni hopu oro.
The use of electronic devices to manipulate the pieces of a musical recording to create an altered version of the music. It can also involve the addition of new elements such as a vocal harmony. This work is undertaken in a recording studio.