Revision: 4811
http://tigervnc.svn.sourceforge.net/tigervnc/?rev=4811&view=rev
Author: ossman_
Date: 2011-11-20 15:39:17 +0000 (Sun, 20 Nov 2011)
Log Message:
-----------
Increase the default compression level to cater to a broader range of users
(bandwidth is often the limiting factor, rather than CPU). Further increases
give little returns, so 2 is currently deemed the best tradeoff.
Modified Paths:
--------------
trunk/common/rfb/ConnParams.cxx
trunk/common/rfb/TightEncoder.cxx
trunk/vncviewer/parameters.cxx
Modified: trunk/common/rfb/ConnParams.cxx
===================================================================
--- trunk/common/rfb/ConnParams.cxx 2011-11-20 15:37:31 UTC (rev 4810)
+++ trunk/common/rfb/ConnParams.cxx 2011-11-20 15:39:17 UTC (rev 4811)
@@ -35,7 +35,7 @@
supportsDesktopRename(false), supportsLastRect(false),
supportsSetDesktopSize(false), supportsFence(false),
supportsContinuousUpdates(false),
- customCompressLevel(false), compressLevel(6),
+ customCompressLevel(false), compressLevel(2),
noJpeg(false), qualityLevel(-1), fineQualityLevel(-1),
subsampling(SUBSAMP_UNDEFINED),
name_(0), nEncodings_(0), encodings_(0),
Modified: trunk/common/rfb/TightEncoder.cxx
===================================================================
--- trunk/common/rfb/TightEncoder.cxx 2011-11-20 15:37:31 UTC (rev 4810)
+++ trunk/common/rfb/TightEncoder.cxx 2011-11-20 15:39:17 UTC (rev 4811)
@@ -74,8 +74,9 @@
{ 65536, 2048, 24, 9, 9, 7, 64, 96, 92, SUBSAMP_NONE }, // 8
{ 65536, 2048, 32, 9, 9, 9, 96, 96,100, SUBSAMP_NONE } // 9
};
-const int TightEncoder::defaultCompressLevel = 1;
+const int TightEncoder::defaultCompressLevel = 2;
+
//
// Including BPP-dependent implementation of the encoder.
//
Modified: trunk/vncviewer/parameters.cxx
===================================================================
--- trunk/vncviewer/parameters.cxx 2011-11-20 15:37:31 UTC (rev 4810)
+++ trunk/vncviewer/parameters.cxx 2011-11-20 15:39:17 UTC (rev 4811)
@@ -56,7 +56,7 @@
"Default if CompressLevel is specified.",
false);
IntParameter compressLevel("CompressLevel",
"Use specified compression level 0 = Low, 6 = High",
- 1);
+ 2);
BoolParameter noJpeg("NoJPEG",
"Disable lossy JPEG compression in Tight encoding.",
false);
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