Enqueues a task to request a streaming segment for a specific content type.
This should only be used for low priority background requests. Active tracks should request without
prioritization for the immediately needed segment.
Tracks are expected to prefetch one segment at a time, in order.
Enqueues a task to request a streaming segment for a specific content type. This should only be used for low priority background requests. Active tracks should request without prioritization for the immediately needed segment. Tracks are expected to prefetch one segment at a time, in order.