Changed macro specifying the minimum size required for output buffer.
Added an error check on the size allocated for output buffer.
Change-Id: I98e4f46e62ffc974df760f2633689de079ca3e5e
Added support for CABAC entropy coding.
Added support for B slices.
Fixed an issue in rate control constant QP mode.
Change-Id: Ib759d35e8e943f941aa9b8bbff0362d92c619994