commit c257370bef6c70176eef01e47edc3e59080fcef4
author Constantin Kaplinsky <const@tightvnc.com> Wed Oct 10 10:03:06 2007 +0000
committer Constantin Kaplinsky <const@tightvnc.com> Wed Oct 10 10:03:06 2007 +0000
tree f6d90cf426e09061bfb0085a0d1f5f52644077c8
parent 9964c782b6e45b2112da8072c66f0aa2ee1243dd

Changes in mapping of JPEG quality levels. Minor code cleanups.


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@2360 3789f03b-4d11-0410-bbf8-ca57d06f2519

common/rfb/JpegEncoder.cxx

diff --git a/common/rfb/JpegEncoder.cxx b/common/rfb/JpegEncoder.cxx
index 51d48f1..6903c2c 100644
--- a/common/rfb/JpegEncoder.cxx
+++ b/common/rfb/JpegEncoder.cxx
@@ -35,7 +35,7 @@
  true);
 
 const int JpegEncoder::qualityMap[10] = {
-  5, 10, 15, 25, 37, 50, 60, 70, 75, 80
+  2, 10, 15, 25, 37, 50, 60, 70, 80, 90
 };
 
 JpegEncoder::JpegEncoder(SMsgWriter* writer_) : writer(writer_), jcomp(0)
@@ -71,9 +71,12 @@
 
 void JpegEncoder::setQualityLevel(int level)
 {
-  if (level >= 0 && level <= 9) {
-    jcomp->setQuality(qualityMap[level]);
+  if (level < 0) {
+    level = 0;
+  } else if (level > 9) {
+    level = 9;
   }
+  jcomp->setQuality(qualityMap[level]);
 }
 
 bool JpegEncoder::writeRect(PixelBuffer* pb, const Rect& r)