Update of /cvsroot/audacity/audacity-src/src/effects
In directory sc8-pr-cvs11.sourceforge.net:/tmp/cvs-serv19466/src/effects
Modified Files:
Amplify.cpp
Log Message:
When opened, now shows the gain you will get.
Increased max/min to +-50dB.
Index: Amplify.cpp
===================================================================
RCS file: /cvsroot/audacity/audacity-src/src/effects/Amplify.cpp,v
retrieving revision 1.34
retrieving revision 1.35
diff -u -d -r1.34 -r1.35
--- Amplify.cpp 3 Jul 2006 19:15:47 -0000 1.34
+++ Amplify.cpp 20 Sep 2006 22:33:27 -0000 1.35
@@ -117,8 +117,8 @@
// AmplifyDialog
//----------------------------------------------------------------------------
-#define AMP_MIN -240
-#define AMP_MAX 240
+#define AMP_MIN -500
+#define AMP_MAX 500
// WDR: event table for AmplifyDialog
@@ -232,6 +232,10 @@
{
wxSlider *slider;
+ // limit range of gain
+ double dB = TrapDouble(200*log10(ratio), AMP_MIN, AMP_MAX)/10.0;
+ ratio = pow(10.0, dB/20.0);
+
slider = GetAmpSlider();
if (slider)
slider->SetValue((int)(200*log10(ratio)+0.5));
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