Refine VP8 encode middlerware to fix messy blocks issue.

BZ: 124706

Refine VP8 picture parameters;hardcode coded buffer size as 2M;
remove render slice parameters for VP8 encode.

Change-Id: If0d0c485f5382618cd53df3f757f0ab5b9f57002
Signed-off-by: Liu Bolun <bolun.liu@intel.com>
Signed-off-by: pingshix <pingx.shi@intel.com>
Reviewed-on: http://android.intel.com:8080/121814
Reviewed-by: cactus <cactus@intel.com>
Tested-by: cactus <cactus@intel.com>
2 files changed