# HG changeset patch
# User Mahesh Pittala <[email protected]>
# Date 1464261309 -19800
# Thu May 26 16:45:09 2016 +0530
# Node ID a0e5197426a3c6eeca9b28a7e78d6badbfd3d94d
# Parent 78ffb67a844e3e76facf18c52790f1bd544754d6
presets update
during NAB we tuned faster presets for better speed and quality, observed
quality
(SSIM) metrics are improved at same speed with these setings after applying
"rd determine CU complexity to skip analysis of higher depths" patch.
visual quality also improved a bit.
diff -r 78ffb67a844e -r a0e5197426a3 doc/reST/presets.rst
--- a/doc/reST/presets.rst Fri Jun 10 15:53:28 2016 +0530
+++ b/doc/reST/presets.rst Thu May 26 16:45:09 2016 +0530
@@ -49,11 +49,11 @@
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+
| scenecut | 0 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 |
40 |
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+
-| ref | 1 | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 |
5 |
+| ref | 2 | 2 | 2 | 2 | 3 | 3 | 4 | 4 | 5 |
5 |
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+
-| limit-refs | 0 | 0 | 3 | 3 | 3 | 3 | 3 | 2 | 1 |
0 |
+| limit-refs | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 1 |
0 |
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+
-| me | dia | hex | hex | hex | hex | hex | star | star | star |
star |
+| me | hex | hex | hex | hex | hex | hex | star | star | star |
star |
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+
| merange | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 |
92 |
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+
@@ -73,12 +73,10 @@
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+
| fast-intra | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
0 |
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+
-| b-intra | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
1 |
+| b-intra | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 1 |
1 |
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+
| sao | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
1 |
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+
-| signhide | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
1 |
-+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+
| weightp | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
1 |
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+
| weightb | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
1 |
diff -r 78ffb67a844e -r a0e5197426a3 source/common/param.cpp
--- a/source/common/param.cpp Fri Jun 10 15:53:28 2016 +0530
+++ b/source/common/param.cpp Thu May 26 16:45:09 2016 +0530
@@ -275,14 +275,12 @@
param->bframes = 3;
param->bFrameAdaptive = 0;
param->subpelRefine = 0;
- param->searchMethod = X265_DIA_SEARCH;
param->bEnableEarlySkip = 1;
param->bEnableSAO = 0;
- param->bEnableSignHiding = 0;
param->bEnableWeightedPred = 0;
param->rdLevel = 2;
- param->maxNumReferences = 1;
- param->limitReferences = 0;
+ param->maxNumReferences = 2;
+ param->bIntraInBFrames = 1;
param->rc.aqStrength = 0.0;
param->rc.aqMode = X265_AQ_NONE;
param->rc.qgSize = 32;
@@ -298,8 +296,8 @@
param->bEnableEarlySkip = 1;
param->bEnableWeightedPred = 0;
param->rdLevel = 2;
- param->maxNumReferences = 1;
- param->limitReferences = 0;
+ param->maxNumReferences = 2;
+ param->bIntraInBFrames = 1;
param->rc.aqStrength = 0.0;
param->rc.aqMode = X265_AQ_NONE;
param->rc.qgSize = 32;
@@ -314,6 +312,7 @@
param->bEnableEarlySkip = 1;
param->rdLevel = 2;
param->maxNumReferences = 2;
+ param->bIntraInBFrames = 1;
param->rc.qgSize = 32;
param->bEnableFastIntra = 1;
}
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