Adrian Grange d7eea782f2 Extend number of reference buffers to 8.
The number of reference buffers is extended to 8 and
a reference sign-bias added for the LAST_FRAME.

Whilst the number of reference buffers used by an
individual frame remains unchanged at 3, these may
now be selected from 8 possible buffers.

Change-Id: I2d247b9c1c2b3a339d6c9fac125e81ba373f75a7
2013-05-03 09:17:18 -07:00
..
2013-04-01 18:23:04 -07:00
2013-04-30 18:42:05 -07:00