Merge branch 'master' into Escape-key

.gitignore

@@ -15,6 +15,7 @@
 *.log
 *.tlog
 *.ipch
+*.opensdf
 
 # Precompiled Headers
 *.gch
@@ -40,3 +41,5 @@
 *.out
 *.app
 win/resetPrefs.txt
+src/RevisionIdent.h
+

.travis.yml

@@ -1,6 +1,8 @@
 before_install:
     - sudo apt-get update -qq
     - sudo apt-get install -y libwxgtk2.8-dev
+    - git show -s --format="wxT(\"<a href=\\\"https://github.com/audacity/audacity/commit/%H\\\">%h</a> of %cd\")"
+    - git show -s --format="wxT(\"<a href=\\\"https://github.com/audacity/audacity/commit/%H\\\">%h</a> of %cd\")" > ./src/RevisionIdent.h
 language: cpp
 compiler:
     - gcc

src/AboutDialog.cpp

@@ -549,6 +549,10 @@ void AboutDialog::PopulateInformationPage( ShuttleGui & S )
    // Current date
    AddBuildinfoRow(&informationStr, _("Program build date: "), __TDATE__);
 
+   AddBuildinfoRow(&informationStr, _("Commit Id:"),
+#include "RevisionIdent.h"
+);
+
 #ifdef __WXDEBUG__
    AddBuildinfoRow(&informationStr, _("Build type:"), _("Debug build"));
 #else

src/Envelope.cpp

@@ -656,14 +656,14 @@ void Envelope::CollapseRegion(double t0, double t1)
 // envelope point applies to the first sample, but the t=tracklen
 // envelope point applies one-past the last actual sample.
 // Rather than going to a .5-offset-index, we special case the framing.
-void Envelope::Paste(double t0, Envelope *e)
+void Envelope::Paste(double t0, const Envelope *e)
 {
-   bool pointsAdded = false;
+   const bool wasEmpty = (this->mEnv.Count() == 0);
 
-// JC: The old analysis of cases and the resulting code here is way more complex than needed.
-// TODO: simplify the analysis and simplify the code.
+   // JC: The old analysis of cases and the resulting code here is way more complex than needed.
+   // TODO: simplify the analysis and simplify the code.
 
-   if (e->mEnv.Count() == 0 && this->mEnv.Count() == 0 && e->mDefaultValue == this->mDefaultValue)
+   if (e->mEnv.Count() == 0 && wasEmpty && e->mDefaultValue == this->mDefaultValue)
    {
       // msmeyer: The envelope is empty and has the same default value, so
       // there is nothing that must be inserted, just return. This avoids
@@ -672,16 +672,6 @@ void Envelope::Paste(double t0, Envelope *e)
       mTrackLen += e->mTrackLen;
       return;
    }
-   if (this->mEnv.Count() != 0)
-   {
-      // inserting a clip with a possibly empty envelope into one with an envelope
-      // so add end points to e, in case they are not there
-      double leftval  = e->GetValue(0+e->mOffset);
-      double rightval = e->GetValue(e->mTrackLen+e->mOffset);
-      e->Insert(0, leftval);
-      e->Insert(e->mTrackLen, rightval);
-      pointsAdded = true;  // we need to delete them later so's not to corrupt 'e' for later use
-   }
 
    t0 = wxMin(t0 - mOffset, mTrackLen);   // t0 now has origin of zero
    double deltat = e->mTrackLen;
@@ -834,17 +824,24 @@ Old analysis of cases:
    }
 
    // Copy points from inside the selection
+
+   if (!wasEmpty) {
+      // Add end points in case they are not not in e.
+      // If they are in e, no harm, because the repeated Insert
+      // calls for the start and end times will have no effect.
+      const double leftval = e->GetValue(0 + e->mOffset);
+      const double rightval = e->GetValue(e->mTrackLen + e->mOffset);
+      Insert(t0, leftval);
+      Insert(t0 + e->mTrackLen, rightval);
+   }
+
    len = e->mEnv.Count();
    for (i = 0; i < len; i++)
-      pos=Insert(t0 + e->mEnv[i]->GetT(), e->mEnv[i]->GetVal());
+      Insert(t0 + e->mEnv[i]->GetT(), e->mEnv[i]->GetVal());
 
 /*   if(len != 0)
       for (i = 0; i < mEnv.Count(); i++)
          wxLogDebug(wxT("Fixed i %d when %.18f val %f"),i,mEnv[i]->GetT(),mEnv[i]->GetVal()); */
-
-   if(pointsAdded)
-      while(e->mEnv.Count() != 0)
-         e->Delete(0);  // they were not there when we entered this
 }
 
 // Deletes 'unneeded' points, starting from the left.

src/Envelope.h

@@ -140,7 +140,7 @@ class Envelope : public XMLTagHandler {
    // Handling Cut/Copy/Paste events
    void CollapseRegion(double t0, double t1);
    void CopyFrom(const Envelope * e, double t0, double t1);
-   void Paste(double t0, Envelope *e);
+   void Paste(double t0, const Envelope *e);
    void InsertSpace(double t0, double tlen);
    void RemoveUnneededPoints(double time = -1, double tolerence = 0.001);
 

src/InterpolateAudio.cpp

@@ -103,6 +103,7 @@ void InterpolateAudio(float *buffer, int len,
       InterpolateAudio(buffer2, len, len-numBad, numBad);
       for(i=0; i<len; i++)
          buffer[len-1-i] = buffer2[i];
+      delete[] buffer2;
       return;
    }
 

src/RevisionIdent.h

@@ -0,0 +1,28 @@
+/**********************************************************************
+
+   Audacity: A Digital Audio Editor
+   Audacity(R) is copyright (c) 1999-2015 Audacity Team.
+   License: GPL v2.  See License.txt.
+
+   RevisionIdent.h
+
+
+********************************************************************//*!
+
+\file RevisionIdent.h
+
+  This entire file will be replaced by the revision identifier string 
+  based on the branch SHA when the automated build system builds
+  Audacity.  That striing will look something like:
+
+  "<a href=\"https://github.com/audacity/audacity/commit/
+  7f2e83995596367aeed69f3086ac9fd2039795a3\">7f2e839</a> of 
+  Thu Apr 9 20:03:11 2015 +0100"
+
+*//********************************************************************/
+
+// The string below is what you get if 
+// the build system does not replace this file.
+
+wxT("No revision identifier was provided")
+

src/TrackPanel.cpp

@@ -1476,7 +1476,7 @@ void TrackPanel::HandleEscapeKey()
    case IsVZooming:
       SetCapturedTrack(NULL, IsUncaptured);
       if (HasCapture())
-         ReleaseCapture();
+         ReleaseMouse();
       return;
    default:
       return;

src/WaveTrack.cpp

@@ -1734,7 +1734,7 @@ bool WaveTrack::GetRMS(float *rms, double t0, double t1)
          }
       }
    }
-   *rms = sqrt(sumsq/length);
+   *rms = length > 0.0 ? sqrt(sumsq / length) : 0.0;
 
    return result;
 }

win/Projects/Audacity/Audacity.vcxproj

@@ -529,6 +529,7 @@
     <ClInclude Include="..\..\..\src\import\MultiFormatReader.h" />
     <ClInclude Include="..\..\..\src\import\SpecPowerMeter.h" />
     <ClInclude Include="..\..\..\src\ModuleManager.h" />
+    <ClInclude Include="..\..\..\src\RevisionIdent.h" />
     <ClInclude Include="..\..\..\src\SseMathFuncs.h" />
     <ClInclude Include="..\..\..\src\toolbars\SpectralSelectionBar.h" />
     <ClInclude Include="..\..\..\src\toolbars\SpectralSelectionBarListener.h" />

win/Projects/Audacity/Audacity.vcxproj.filters

@@ -1670,6 +1670,9 @@
     <ClInclude Include="..\..\..\src\AudioIOListener.h">
       <Filter>src</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\..\src\RevisionIdent.h">
+      <Filter>src</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <Image Include="..\..\audacity.ico">
@@ -1684,15 +1687,6 @@
   <ItemGroup>
     <None Include="..\..\ny.rules" />
     <None Include="..\..\po.rules" />
-    <None Include="..\..\..\nyquist\test.lsp">
-      <Filter>nyquist</Filter>
-    </None>
-    <None Include="..\..\..\nyquist\upic.sal">
-      <Filter>nyquist</Filter>
-    </None>
-    <None Include="..\..\..\nyquist\velocity.lsp">
-      <Filter>nyquist</Filter>
-    </None>
   </ItemGroup>
   <ItemGroup>
     <CustomBuild Include="..\..\..\nyquist\rawwaves\mand1.raw">
@@ -1812,6 +1806,9 @@
     <CustomBuild Include="..\..\..\nyquist\xm.lsp">
       <Filter>nyquist</Filter>
     </CustomBuild>
+    <CustomBuild Include="..\..\..\nyquist\test.lsp" />
+    <CustomBuild Include="..\..\..\nyquist\upic.sal" />
+    <CustomBuild Include="..\..\..\nyquist\velocity.lsp" />
   </ItemGroup>
   <ItemGroup>
     <copy Include="..\..\..\plug-ins\adjustable-fade.ny">