Merge pull request #3 from audacity/master

Resync

.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/AudioIO.cpp

@@ -3888,7 +3888,7 @@ int audacityAudioCallback(const void *inputBuffer, void *outputBuffer,
       }
 
       // Wrap to start if looping
-      if (gAudioIO->mPlayLooped && gAudioIO->mTime >= gAudioIO->mT1)
+      while (gAudioIO->mPlayLooped && gAudioIO->mTime >= gAudioIO->mT1)
       {
          // LL:  This is not exactly right, but I'm at my wits end trying to
          //      figure it out.  Feel free to fix it.  :-)

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/Menus.cpp

@@ -1214,6 +1214,10 @@ void AudacityProject::CreateMenusAndCommands()
                  AudioIOBusyFlag);
    c->AddCommand(wxT("PlayOneSec"), _("Play One Second"), FN(OnPlayOneSecond), wxT("1"));
    c->AddCommand(wxT("PlayToSelection"),_("Play To Selection"), FN(OnPlayToSelection), wxT("B"));
+   c->AddCommand(wxT("PlayBeforeSelectionStart"),_("Play Before Selection Start"), FN(OnPlayBeforeSelectionStart), wxT("Shift+F5"));
+   c->AddCommand(wxT("PlayAfterSelectionStart"),_("Play After Selection Start"), FN(OnPlayAfterSelectionStart), wxT("Shift+F6"));
+   c->AddCommand(wxT("PlayBeforeSelectionEnd"),_("Play Before Selection End"), FN(OnPlayBeforeSelectionEnd), wxT("Shift+F7"));
+   c->AddCommand(wxT("PlayAfterSelectionEnd"),_("Play After Selection End"), FN(OnPlayAfterSelectionEnd), wxT("Shift+F8"));
    c->AddCommand(wxT("PlayCutPreview"), _("Play Cut Preview"), FN(OnPlayCutPreview), wxT("C"));
 
    c->AddCommand(wxT("SelStart"), _("Selection to Start"), FN(OnSelToStart), wxT("Shift+Home"));
@@ -2252,6 +2256,74 @@ void AudacityProject::OnPlayToSelection()
    GetControlToolBar()->PlayPlayRegion(t0, t1);
 }
 
+// The next 4 functions provide a limited version of the
+// functionality of OnPlayToSelection() for keyboard users
+
+void AudacityProject::OnPlayBeforeSelectionStart()
+{
+   if( !MakeReadyToPlay() )
+      return;
+
+   double t0 = mViewInfo.selectedRegion.t0();
+   double beforeLen;
+   gPrefs->Read(wxT("/AudioIO/CutPreviewBeforeLen"), &beforeLen, 2.0);
+
+   mLastPlayMode = oneSecondPlay;      // this disables auto scrolling, as in OnPlayToSelection()
+
+   GetControlToolBar()->PlayPlayRegion(t0 - beforeLen, t0);
+}
+
+void AudacityProject::OnPlayAfterSelectionStart()
+{
+   if( !MakeReadyToPlay() )
+      return;
+
+   double t0 = mViewInfo.selectedRegion.t0();
+   double t1 = mViewInfo.selectedRegion.t1();
+   double afterLen;
+   gPrefs->Read(wxT("/AudioIO/CutPreviewAfterLen"), &afterLen, 1.0);
+
+   mLastPlayMode = oneSecondPlay;      // this disables auto scrolling, as in OnPlayToSelection()
+
+   if ( t1 - t0 > 0.0 && t1 - t0 < afterLen )
+      GetControlToolBar()->PlayPlayRegion(t0, t1);
+   else
+      GetControlToolBar()->PlayPlayRegion(t0, t0 + afterLen);
+}
+
+void AudacityProject::OnPlayBeforeSelectionEnd()
+{
+   if( !MakeReadyToPlay() )
+      return;
+
+   double t0 = mViewInfo.selectedRegion.t0();
+   double t1 = mViewInfo.selectedRegion.t1();
+   double beforeLen;
+   gPrefs->Read(wxT("/AudioIO/CutPreviewBeforeLen"), &beforeLen, 1.0);
+
+   mLastPlayMode = oneSecondPlay;      // this disables auto scrolling, as in OnPlayToSelection()
+
+   if ( t1 - t0 > 0.0 && t1 - t0 < beforeLen )
+      GetControlToolBar()->PlayPlayRegion(t0, t1);
+   else
+      GetControlToolBar()->PlayPlayRegion(t1 - beforeLen, t1);
+}
+
+
+void AudacityProject::OnPlayAfterSelectionEnd()
+{
+   if( !MakeReadyToPlay() )
+      return;
+
+   double t1 = mViewInfo.selectedRegion.t1();
+   double afterLen;
+   gPrefs->Read(wxT("/AudioIO/CutPreviewAfterLen"), &afterLen, 1.0);
+
+   mLastPlayMode = oneSecondPlay;      // this disables auto scrolling, as in OnPlayToSelection()
+
+   GetControlToolBar()->PlayPlayRegion(t1, t1 + afterLen);
+}
+
 void AudacityProject::OnPlayLooped()
 {
    if( !MakeReadyToPlay(true) )

src/Menus.h

@@ -93,6 +93,10 @@ void OnPlayStop();
 void OnPlayStopSelect();
 void OnPlayOneSecond();
 void OnPlayToSelection();
+void OnPlayBeforeSelectionStart();
+void OnPlayAfterSelectionStart();
+void OnPlayBeforeSelectionEnd();
+void OnPlayAfterSelectionEnd();
 void OnPlayLooped();
 void OnPlayCutPreview();
 

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

@@ -1468,6 +1468,22 @@ void TrackPanel::MakeParentResize()
    mListener->TP_HandleResize();
 }
 
+void TrackPanel::HandleEscapeKey()
+{
+   switch (mMouseCapture)
+   {
+   case IsZooming:
+   case IsVZooming:
+      SetCapturedTrack(NULL, IsUncaptured);
+      if (HasCapture())
+         ReleaseMouse();
+      Refresh(false);
+      return;
+   default:
+      return;
+   }
+}
+
 void TrackPanel::HandleAltKey(bool down)
 {
    mLastMouseEvent.m_altDown = down;
@@ -5963,6 +5979,11 @@ void TrackPanel::OnKeyDown(wxKeyEvent & event)
 {
    Track *t = GetFocusedTrack();
 
+   if (event.GetKeyCode() == WXK_ESCAPE) {
+      HandleEscapeKey();
+      return;
+   }
+
 #ifdef EXPERIMENTAL_SPECTRAL_EDITING
 #ifdef SPECTRAL_EDITING_ESC_KEY
    // Test for pinning and unpinning of the center frequency
@@ -6126,6 +6147,7 @@ void TrackPanel::OnMouseEvent(wxMouseEvent & event)
 
    if (event.ButtonDown()) {
       SetFocus();
+      if (!HasCapture())
          CaptureMouse();
    }
    else if (event.ButtonUp()) {

src/TrackPanel.h

@@ -208,6 +208,7 @@ class AUDACITY_DLL_API TrackPanel:public wxPanel {
    //virtual void SetSelectionFormat(int iformat)
    //virtual void SetSnapTo(int snapto)
 
+   void HandleEscapeKey();
    virtual void HandleAltKey(bool down);
    virtual void HandleShiftKey(bool down);
    virtual void HandleControlKey(bool down);

src/WaveClip.cpp

@@ -26,6 +26,7 @@ drawing).  Cache's the Spectrogram frequency samples.
 *//*******************************************************************/
 
 #include <math.h>
+#include <memory>
 #include <vector>
 #include <wx/log.h>
 
@@ -311,7 +312,7 @@ WaveClip::WaveClip(DirManager *projDirManager, sampleFormat format, int rate)
    mIsPlaceholder = false;
 }
 
-WaveClip::WaveClip(WaveClip& orig, DirManager *projDirManager)
+WaveClip::WaveClip(const WaveClip& orig, DirManager *projDirManager)
 {
    // essentially a copy constructor - but you must pass in the
    // current project's DirManager, because we might be copying
@@ -1221,34 +1222,34 @@ bool WaveClip::CreateFromCopy(double t0, double t1, WaveClip* other)
    return true;
 }
 
-bool WaveClip::Paste(double t0, WaveClip* other)
+bool WaveClip::Paste(double t0, const WaveClip* other)
 {
-   WaveClip* pastedClip;
-
-   bool clipNeedsResampling = other->mRate != mRate;
+   const bool clipNeedsResampling = other->mRate != mRate;
+   const bool clipNeedsNewFormat =
+      other->mSequence->GetSampleFormat() != mSequence->GetSampleFormat();
+   std::auto_ptr<WaveClip> newClip;
+   const WaveClip* pastedClip;
 
+   if (clipNeedsResampling || clipNeedsNewFormat)
+   {
+      newClip.reset(new WaveClip(*other, mSequence->GetDirManager()));
       if (clipNeedsResampling)
-   {
-      // The other clip's rate is different to our's, so resample
-      pastedClip = new WaveClip(*other, mSequence->GetDirManager());
-      if (!pastedClip->Resample(mRate))
-      {
-         delete pastedClip;
+         // The other clip's rate is different from ours, so resample
+         if (!newClip->Resample(mRate))
             return false;
-      }
+      if (clipNeedsNewFormat)
+         // Force sample formats to match.
+         newClip->ConvertToSampleFormat(mSequence->GetSampleFormat());
+      pastedClip = newClip.get();
    } else
    {
-      // No resampling needed, just use original clip without making a copy
+      // No resampling or format change needed, just use original clip without making a copy
       pastedClip = other;
    }
 
    sampleCount s0;
    TimeToSamplesClip(t0, &s0);
 
-   // Force sample formats to match.
-   if (pastedClip->mSequence->GetSampleFormat() != mSequence->GetSampleFormat())
-      pastedClip->ConvertToSampleFormat(mSequence->GetSampleFormat());
-
    bool result = false;
    if (mSequence->Paste(s0, pastedClip->mSequence))
    {
@@ -1270,12 +1271,6 @@ bool WaveClip::Paste(double t0, WaveClip* other)
       result = true;
    }
 
-   if (clipNeedsResampling)
-   {
-      // Clip was constructed as a copy, so delete it
-      delete pastedClip;
-   }
-
    return result;
 }
 

src/WaveClip.h

@@ -69,7 +69,7 @@ private:
    WaveClip(const WaveClip&)
    {
       wxFAIL_MSG(wxT("It is an error to copy a WaveClip without specifying the DirManager."));
-   };
+   }
    WaveClip& operator=(const WaveClip& orig)
    {
       WaveClip bogus(orig);
@@ -83,7 +83,7 @@ public:
    // essentially a copy constructor - but you must pass in the
    // current project's DirManager, because we might be copying
    // from one project to another
-   WaveClip(WaveClip& orig, DirManager *projDirManager);
+   WaveClip(const WaveClip& orig, DirManager *projDirManager);
 
    virtual ~WaveClip();
 
@@ -179,7 +179,7 @@ public:
    bool ClearAndAddCutLine(double t0, double t1);
 
    /// Paste data from other clip, resampling it if not equal rate
-   bool Paste(double t0, WaveClip* other);
+   bool Paste(double t0, const WaveClip* other);
 
    /** Insert silence - note that this is an efficient operation for large
     * amounts of silence */
@@ -232,8 +232,8 @@ public:
    SpecPxCache    *mSpecPxCache;
 
    // AWD, Oct 2009: for pasting whitespace at the end of selection
-   bool GetIsPlaceholder() { return mIsPlaceholder; };
-   void SetIsPlaceholder(bool val) { mIsPlaceholder = val; };
+   bool GetIsPlaceholder() const { return mIsPlaceholder; }
+   void SetIsPlaceholder(bool val) { mIsPlaceholder = val; }
 
 protected:
    wxRect mDisplayRect;

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;
 }

src/effects/Generator.cpp

@@ -19,6 +19,8 @@
 #include "Generator.h"
 #include "TimeWarper.h"
 
+#include <memory>
+
 bool Generator::Process()
 {
    if (mDuration < 0.0)

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">