<div dir="ltr"><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Jun 21, 2016 at 11:07 AM, <span dir="ltr"><<a href="mailto:mahesh@multicorewareinc.com" target="_blank">mahesh@multicorewareinc.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-style:solid;border-left-color:rgb(204,204,204);padding-left:1ex"># HG changeset patch<br>
# User Mahesh Pittala <<a href="mailto:mahesh@multicorewareinc.com">mahesh@multicorewareinc.com</a>><br>
# Date 1464261309 -19800<br>
# Thu May 26 16:45:09 2016 +0530<br>
# Node ID eb8d8a1b421c1ee9e442eb7d69fde8365f0766c8<br>
# Parent 78ffb67a844e3e76facf18c52790f1bd544754d6<br>
presets update<br>
<br>
during NAB we tuned faster presets for better speed and quality, observed quality<br>
(SSIM) metrics are improved at same speed with these setings after applying<br>
"rd determine CU complexity to skip analysis of higher depths" patch.<br>
visual quality also improved a bit.<br>
<br>
diff -r 78ffb67a844e -r eb8d8a1b421c doc/reST/presets.rst<br>
--- a/doc/reST/presets.rst Fri Jun 10 15:53:28 2016 +0530<br>
+++ b/doc/reST/presets.rst Thu May 26 16:45:09 2016 +0530<br>
@@ -49,11 +49,11 @@<br>
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+<br>
| scenecut | 0 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 |<br>
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+<br>
-| ref | 1 | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 |<br>
+| ref | 2 | 2 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 |<br>
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+<br>
-| limit-refs | 0 | 0 | 3 | 3 | 3 | 3 | 3 | 2 | 1 | 0 |<br>
+| limit-refs | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 1 | 0 |<br>
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+<br>
-| me | dia | hex | hex | hex | hex | hex | star | star | star | star |<br>
+| me | hex | hex | hex | hex | hex | hex | star | star | star | star |<br>
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+<br>
| merange | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 92 |<br>
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+<br>
@@ -73,11 +73,11 @@<br>
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+<br>
| fast-intra | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |<br>
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+<br>
-| b-intra | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |<br>
+| b-intra | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |<br>
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+<br>
| sao | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |<br>
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+<br>
-| signhide | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |<br>
+| signhide | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |<br>
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+<br></blockquote><div><br></div><div>This line can now be removed from the presets table as it is the same across all presets.</div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-style:solid;border-left-color:rgb(204,204,204);padding-left:1ex">
| weightp | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |<br>
+-----------------+-----+-----+-----+-----+-----+-----+------+------+------+------+<br>
diff -r 78ffb67a844e -r eb8d8a1b421c source/common/param.cpp<br>
--- a/source/common/param.cpp Fri Jun 10 15:53:28 2016 +0530<br>
+++ b/source/common/param.cpp Thu May 26 16:45:09 2016 +0530<br>
@@ -275,14 +275,15 @@<br>
param->bframes = 3;<br>
param->bFrameAdaptive = 0;<br>
param->subpelRefine = 0;<br>
- param->searchMethod = X265_DIA_SEARCH;<br>
+ param->searchMethod = X265_HEX_SEARCH;<br>
param->bEnableEarlySkip = 1;<br>
param->bEnableSAO = 0;<br>
- param->bEnableSignHiding = 0;<br>
+ param->bEnableSignHiding = 1;<br></blockquote><div><br></div><div>This is the same as this is the same as the default value.</div><div><br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-style:solid;border-left-color:rgb(204,204,204);padding-left:1ex">
param->bEnableWeightedPred = 0;<br>
param->rdLevel = 2;<br>
- param->maxNumReferences = 1;<br>
- param->limitReferences = 0;<br>
+ param->maxNumReferences = 2;<br>
+ param->limitReferences = 3;<br></blockquote><div><br></div><div>Same as default value - can be removed</div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-style:solid;border-left-color:rgb(204,204,204);padding-left:1ex">
+ param->bIntraInBFrames = 1;<br>
param->rc.aqStrength = 0.0;<br>
param->rc.aqMode = X265_AQ_NONE;<br>
param->rc.qgSize = 32;<br>
@@ -298,8 +299,9 @@<br>
param->bEnableEarlySkip = 1;<br>
param->bEnableWeightedPred = 0;<br>
param->rdLevel = 2;<br>
- param->maxNumReferences = 1;<br>
- param->limitReferences = 0;<br>
+ param->maxNumReferences = 2;<br>
+ param->limitReferences = 3;<br></blockquote><div><br></div><div>Same as default value - can be removed</div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-style:solid;border-left-color:rgb(204,204,204);padding-left:1ex">
+ param->bIntraInBFrames = 1;<br>
param->rc.aqStrength = 0.0;<br>
param->rc.aqMode = X265_AQ_NONE;<br>
param->rc.qgSize = 32;<br>
@@ -314,6 +316,7 @@<br>
param->bEnableEarlySkip = 1;<br>
param->rdLevel = 2;<br>
param->maxNumReferences = 2;<br>
+ param->bIntraInBFrames = 1;<br>
param->rc.qgSize = 32;<br>
param->bEnableFastIntra = 1;<br>
}<br>
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</blockquote></div><br></div></div>