decoder: CF1 Prealloc Mechanism based on single decoder instance. [2/2]

PD#SWPL-188670

Problem:
Prealloc Mechanism based on single decoder instance.

Solution:
Add prealloc function for decoder
depends on CL:
486559

Verify:
T6d

Change-Id: I9f7c61a6da9e519d02760a25fea924b2b08afdb4
Signed-off-by: lele xiang <lele.xiang@amlogic.com>
9 files changed