DigitalMediaType

Whether the Media is a photo, video, or audio

This value set has an inline code system http://hl7.org/fhir/digital-media-type, which defines the following codes:

Code	Display	Definition
photo	Photo	The media consists of one or more unmoving images, including photographs, computer-generated graphs and charts, and scanned documents
video	Video	The media consists of a series of frames that capture a moving image
audio	Audio	The media consists of a sound recording