Disable zero bin mode boost.

As things stand the zero bin mode boost is hurting somewhat.
In part this seems to be because the boost applied as is
interferes with the rd mode selection loop.

Average gains (derf 0.072, yt 0.243, ythd 0.179 std-hd 0.212%)

Change-Id: Icaecea3908d9a7352370e49b8fa822f2c2c49dc1
This commit is contained in:
Paul Wilkins 2013-03-22 15:47:17 +00:00
parent 815734e5fb
commit ec080fa9de
2 changed files with 6 additions and 6 deletions

View File

@ -2698,10 +2698,10 @@ static void encode_frame_to_data_rate(VP9_COMP *cpi,
// is above a threshold
cpi->zbin_mode_boost = 0;
if (cpi->oxcf.lossless)
// if (cpi->oxcf.lossless)
cpi->zbin_mode_boost_enabled = FALSE;
else
cpi->zbin_mode_boost_enabled = TRUE;
// else
// cpi->zbin_mode_boost_enabled = TRUE;
// Current default encoder behaviour for the altref sign bias
if (cpi->source_alt_ref_active)

View File

@ -51,9 +51,9 @@
#define MIN_THRESHMULT 32
#define MAX_THRESHMULT 512
#define GF_ZEROMV_ZBIN_BOOST 12
#define LF_ZEROMV_ZBIN_BOOST 6
#define MV_ZBIN_BOOST 4
#define GF_ZEROMV_ZBIN_BOOST 0
#define LF_ZEROMV_ZBIN_BOOST 0
#define MV_ZBIN_BOOST 0
#define SPLIT_MV_ZBIN_BOOST 0
#define INTRA_ZBIN_BOOST 0