void TranscriptionToolBar::EnableDisableButtons()
{
#ifdef EXPERIMENTAL_VOICE_DETECTION
   AudacityProject *p = GetActiveProject();
   if (!p) return;
   // Is anything selected?
   auto selection = p->GetSel0() < p->GetSel1() && p->GetTracks()->Selected();

   mButtons[TTB_Calibrate]->SetEnabled(selection);
#endif
}
예제 #2
0
void ControlToolBar::PlayCurrentRegion(bool looped /* = false */)
{
   mPlay->SetAlternate(looped);

   AudacityProject *p = GetActiveProject();
   if (p)
   {
      if (looped)
         p->mLastPlayMode = loopedPlay;
      else
         p->mLastPlayMode = normalPlay;
      PlayPlayRegion(p->GetSel0(), p->GetSel1(), looped);
   }
}
예제 #3
0
void EditToolBar::EnableDisableButtons()
{
   AudacityProject *p = GetActiveProject();
   if (!p) return;

   // Is anything selected?
   bool selection = false;
   TrackListIterator iter(p->GetTracks());
   for (Track *t = iter.First(); t; t = iter.Next())
      if (t->GetSelected()) {
         selection = true;
         break;
      }
   selection &= (p->GetSel0() < p->GetSel1());

   mButtons[ETBCutID]->SetEnabled(selection);
   mButtons[ETBCopyID]->SetEnabled(selection);
   mButtons[ETBTrimID]->SetEnabled(selection);
   mButtons[ETBSilenceID]->SetEnabled(selection);

   mButtons[ETBUndoID]->SetEnabled(p->GetUndoManager()->UndoAvailable());
   mButtons[ETBRedoID]->SetEnabled(p->GetUndoManager()->RedoAvailable());

   bool tracks = (!p->GetTracks()->IsEmpty());

   mButtons[ETBZoomInID]->SetEnabled(tracks && (p->ZoomInAvailable()));
   mButtons[ETBZoomOutID]->SetEnabled(tracks && (p->ZoomOutAvailable()) );

   #if 0 // Disabled for version 1.2.0 since it doesn't work quite right...
   mButtons[ETBZoomToggleID]->SetEnabled(tracks);
   #endif

   mButtons[ETBZoomSelID]->SetEnabled(selection);
   mButtons[ETBZoomFitID]->SetEnabled(tracks);

   mButtons[ETBPasteID]->SetEnabled(p->Clipboard());

#ifdef EXPERIMENTAL_SYNC_LOCK
   bool bSyncLockTracks;
   gPrefs->Read(wxT("/GUI/SyncLockTracks"), &bSyncLockTracks, false);

   if (bSyncLockTracks)
      mButtons[ETBSyncLockID]->PushDown();
   else
      mButtons[ETBSyncLockID]->PopUp();
#endif
}
void TranscriptionToolBar::EnableDisableButtons()
{
#ifdef EXPERIMENTAL_VOICE_DETECTION
   AudacityProject *p = GetActiveProject();
   if (!p) return;
   // Is anything selected?
   bool selection = false;
   TrackListIterator iter(p->GetTracks());
   for (Track *t = iter.First(); t; t = iter.Next())
      if (t->GetSelected()) {
         selection = true;
         break;
      }
   selection &= (p->GetSel0() < p->GetSel1());

   mButtons[TTB_Calibrate]->SetEnabled(selection);
#endif
}
예제 #5
0
void APalette::OnRecord()
{
   if (gAudioIO->IsBusy())
      return;

   AudacityProject *p = GetActiveProject();
   if (p) {
      TrackList *t = p->GetTracks();
      double t0 = p->GetSel0();
      double t1 = p->GetSel1();
      if (t1 == t0)
         t1 = 1000000000.0;  // record for a long, long time (tens of years)
      bool success = gAudioIO->StartRecord(p, t, t0, t1);
      if (!success) {
         SetPlay(false);
         SetStop(false);
         SetRecord(false);
      }
   }
}
예제 #6
0
void APalette::OnPlay()
{
   if (gAudioIO->IsBusy())
      return;

   AudacityProject *p = GetActiveProject();
   if (p) {
      TrackList *t = p->GetTracks();
      double t0 = p->GetSel0();
      double t1 = p->GetSel1();
      if (t1 == t0)
         t1 = t->GetMaxLen();
      bool success = gAudioIO->StartPlay(p, t, t0, t1);

      if (!success) {
         SetPlay(false);
         SetStop(false);
         SetRecord(false);
      }

   }
}
예제 #7
0
void Lyrics::Update(double t)
{
   if (t < 0.0)
   {
      // TrackPanel::OnTimer passes gAudioIO->GetStreamTime(), which is -1000000000 if !IsStreamActive().
      // In that case, use the selection start time.
      AudacityProject* pProj = GetActiveProject();
      mT = pProj->GetSel0();
   }
   else
      mT = t;

   if (mLyricsStyle == kBouncingBallLyrics)
   {
      wxRect karaokeRect(0, 0, mWidth, mKaraokeHeight);
      this->Refresh(false, &karaokeRect);
   }

   int i = FindSyllable(mT);
   if (i == mCurrentSyllable)
      return;

   mCurrentSyllable = i;

   if (mLyricsStyle == kHighlightLyrics)
   {
      mHighlightTextCtrl->SetSelection(mSyllables[i].char0, mSyllables[i].char1);

      //v No trail for now.
      //// Leave a trail behind the selection, by highlighting.
      //if (i == I_FIRST_REAL_SYLLABLE)
      //   // Reset the trail to zero.
      //   mHighlightTextCtrl->SetStyle(0, mHighlightTextCtrl->GetLastPosition(), wxTextAttr(wxNullColour, *wxWHITE));
      //// Mark the trail for mSyllables[i].
      //mHighlightTextCtrl->SetStyle(mSyllables[i].char0, mSyllables[i].char1, wxTextAttr(wxNullColour, *wxLIGHT_GREY));

      //v Too much flicker:   mHighlightTextCtrl->ShowPosition(mSyllables[i].char0);
   }
}
예제 #8
0
void TranscriptionToolBar::GetSamples(
   const WaveTrack *t, sampleCount *s0, sampleCount *slen)
{
   // GetSamples attempts to translate the start and end selection markers into sample indices
   // These selection numbers are doubles.

   AudacityProject *p = GetActiveProject();
   if (!p) {
      return;
   }

   //First, get the current selection. It is part of the mViewInfo, which is
   //part of the project

   double start = p->GetSel0();
   double end = p->GetSel1();

   auto ss0 = sampleCount( (start - t->GetOffset()) * t->GetRate() );
   auto ss1 = sampleCount( (end - t->GetOffset()) * t->GetRate() );

   if (start < t->GetOffset()) {
      ss0 = 0;
   }

#if 0
   //This adjusts the right samplecount to the maximum sample.
   if (ss1 >= t->GetNumSamples()) {
      ss1 = t->GetNumSamples();
   }
#endif

   if (ss1 < ss0) {
      ss1 = ss0;
   }

   *s0 = ss0;
   *slen = ss1 - ss0;
}
예제 #9
0
void EditToolBar::EnableDisableButtons()
{
   AudacityProject *p = GetActiveProject();
   if (!p) return;

   // Is anything selected?
   bool selection = false;
   TrackListIterator iter(p->GetTracks());
   for (Track *t = iter.First(); t; t = iter.Next())
      if (t->GetSelected()) {
         selection = true;
         break;
      }
   selection &= (p->GetSel0() < p->GetSel1());
   
   mButtons[ETBCutID]->SetEnabled(selection);
   mButtons[ETBCopyID]->SetEnabled(selection);
   mButtons[ETBTrimID]->SetEnabled(selection);
   mButtons[ETBSilenceID]->SetEnabled(selection);

   mButtons[ETBUndoID]->SetEnabled(p->GetUndoManager()->UndoAvailable());
   mButtons[ETBRedoID]->SetEnabled(p->GetUndoManager()->RedoAvailable());

   bool tracks = (!p->GetTracks()->IsEmpty());

   mButtons[ETBZoomInID]->SetEnabled(tracks && (p->GetZoom() < gMaxZoom));
   mButtons[ETBZoomOutID]->SetEnabled(tracks && (p->GetZoom() > gMinZoom) );

   #if 0 // Disabled for version 1.2.0 since it doesn't work quite right...
   mButtons[ETBZoomToggleID]->SetEnabled(tracks);
   #endif

   mButtons[ETBZoomSelID]->SetEnabled(selection);
   mButtons[ETBZoomFitID]->SetEnabled(tracks);

   mButtons[ETBPasteID]->SetEnabled(p->Clipboard());
}
예제 #10
0
bool Generator::Process()
{
   if (GetDuration() < 0.0)
      return false;


   // Set up mOutputTracks.
   // This effect needs Track::All for sync-lock grouping.
   this->CopyInputTracks(Track::All);

   // Iterate over the tracks
   bool bGoodResult = true;
   int ntrack = 0;
   TrackListIterator iter(mOutputTracks);
   Track* t = iter.First();

   while (t != NULL)
   {
      if (t->GetKind() == Track::Wave && t->GetSelected()) {
         WaveTrack* track = (WaveTrack*)t;

         bool editClipCanMove;
         gPrefs->Read(wxT("/GUI/EditClipCanMove"), &editClipCanMove, true);

         //if we can't move clips, and we're generating into an empty space,
         //make sure there's room.
         if (!editClipCanMove &&
             track->IsEmpty(mT0, mT1+1.0/track->GetRate()) &&
             !track->IsEmpty(mT0, mT0+GetDuration()-(mT1-mT0)-1.0/track->GetRate()))
         {
            wxMessageBox(
                  _("There is not enough room available to generate the audio"),
                  _("Error"), wxICON_STOP);
            Failure();
            return false;
         }

         if (GetDuration() > 0.0)
         {
            AudacityProject *p = GetActiveProject();
            // Create a temporary track
            std::unique_ptr<WaveTrack> tmp(
               mFactory->NewWaveTrack(track->GetSampleFormat(),
               track->GetRate())
            );
            BeforeTrack(*track);
            BeforeGenerate();

            // Fill it with data
            if (!GenerateTrack(&*tmp, *track, ntrack))
               bGoodResult = false;
            else {
               // Transfer the data from the temporary track to the actual one
               tmp->Flush();
               SetTimeWarper(new StepTimeWarper(mT0+GetDuration(), GetDuration()-(mT1-mT0)));
               bGoodResult = track->ClearAndPaste(p->GetSel0(), p->GetSel1(), &*tmp, true,
                     false, GetTimeWarper());
            }

            if (!bGoodResult) {
               Failure();
               return false;
            }
         }
         else
         {
            // If the duration is zero, there's no need to actually
            // generate anything
            track->Clear(mT0, mT1);
         }

         ntrack++;
      }
      else if (t->IsSyncLockSelected()) {
         t->SyncLockAdjust(mT1, mT0 + GetDuration());
      }
      // Move on to the next track
      t = iter.Next();
   }

   Success();

   this->ReplaceProcessedTracks(bGoodResult);

   mT1 = mT0 + GetDuration(); // Update selection.

   return true;
}
void TranscriptionToolBar::OnMakeLabel(wxCommandEvent & WXUNUSED(event))
{
   AudacityProject *p = GetActiveProject();
   SetButton(false, mButtons[TTB_MakeLabel]);
   p->DoAddLabel(SelectedRegion(p->GetSel0(),  p->GetSel1()));
}
예제 #12
0
void ControlToolBar::OnRecord(wxCommandEvent &evt)
{
   if (gAudioIO->IsBusy()) {
      mRecord->PopUp();
      return;
   }
   AudacityProject *p = GetActiveProject();

   if( evt.GetInt() == 1 ) // used when called by keyboard shortcut. Default (0) ignored.
      mRecord->SetShift(true);
   if( evt.GetInt() == 2 )
      mRecord->SetShift(false);

   SetRecord(true, mRecord->WasShiftDown());

   if (p) {
      TrackList *t = p->GetTracks();
      TrackListIterator it(t);
      if(it.First() == NULL)
         mRecord->SetShift(false);
      double t0 = p->GetSel0();
      double t1 = p->GetSel1();
      if (t1 == t0)
         t1 = 1000000000.0;     // record for a long, long time (tens of years)

      /* TODO: set up stereo tracks if that is how the user has set up
       * their preferences, and choose sample format based on prefs */
      WaveTrackArray newRecordingTracks, playbackTracks;
#ifdef EXPERIMENTAL_MIDI_OUT
      NoteTrackArray midiTracks;
#endif
      bool duplex;
      gPrefs->Read(wxT("/AudioIO/Duplex"), &duplex, true);

      if(duplex){
         playbackTracks = t->GetWaveTrackArray(false);
#ifdef EXPERIMENTAL_MIDI_OUT
         midiTracks = t->GetNoteTrackArray(false);
#endif
     }
      else {
         playbackTracks = WaveTrackArray();
#ifdef EXPERIMENTAL_MIDI_OUT
         midiTracks = NoteTrackArray();
#endif
     }

      // If SHIFT key was down, the user wants append to tracks
      int recordingChannels = 0;
      bool shifted = mRecord->WasShiftDown();
      if (shifted) {
         bool sel = false;
         double allt0 = t0;

         // Find the maximum end time of selected and all wave tracks
         // Find whether any tracks were selected.  (If any are selected,
         // record only into them; else if tracks exist, record into all.)
         for (Track *tt = it.First(); tt; tt = it.Next()) {
            if (tt->GetKind() == Track::Wave) {
               WaveTrack *wt = static_cast<WaveTrack *>(tt);
               if (wt->GetEndTime() > allt0) {
                  allt0 = wt->GetEndTime();
               }

               if (tt->GetSelected()) {
                  sel = true;
                  if (wt->GetEndTime() > t0) {
                     t0 = wt->GetEndTime();
                  }
               }
            }
         }

         // Use end time of all wave tracks if none selected
         if (!sel) {
            t0 = allt0;
         }

         // Pad selected/all wave tracks to make them all the same length
         // Remove recording tracks from the list of tracks for duplex ("overdub")
         // playback.
         for (Track *tt = it.First(); tt; tt = it.Next()) {
            if (tt->GetKind() == Track::Wave && (tt->GetSelected() || !sel)) {
               WaveTrack *wt = static_cast<WaveTrack *>(tt);
               if (duplex)
                  playbackTracks.Remove(wt);
               t1 = wt->GetEndTime();
               if (t1 < t0) {
                  WaveTrack *newTrack = p->GetTrackFactory()->NewWaveTrack();
                  newTrack->InsertSilence(0.0, t0 - t1);
                  newTrack->Flush();
                  wt->Clear(t1, t0);
                  bool bResult = wt->Paste(t1, newTrack);
                  wxASSERT(bResult); // TO DO: Actually handle this.
                  delete newTrack;
               }
               newRecordingTracks.Add(wt);
            }
         }

         t1 = 1000000000.0;     // record for a long, long time (tens of years)
      }
      else {
         recordingChannels = gPrefs->Read(wxT("/AudioIO/RecordChannels"), 2);
         for (int c = 0; c < recordingChannels; c++) {
            WaveTrack *newTrack = p->GetTrackFactory()->NewWaveTrack();

            newTrack->SetOffset(t0);

            if (recordingChannels > 2)
              newTrack->SetMinimized(true);

            if (recordingChannels == 2) {
               if (c == 0) {
                  newTrack->SetChannel(Track::LeftChannel);
                  newTrack->SetLinked(true);
               }
               else {
                  newTrack->SetChannel(Track::RightChannel);
               }
            }
            else {
               newTrack->SetChannel( Track::MonoChannel );
            }

            newRecordingTracks.Add(newTrack);
         }

         // msmeyer: StartStream calls a callback which triggers auto-save, so
         // we add the tracks where recording is done into now. We remove them
         // later if starting the stream fails
         for (unsigned int i = 0; i < newRecordingTracks.GetCount(); i++)
            t->Add(newRecordingTracks[i]);
      }

      //Automated Input Level Adjustment Initialization
      #ifdef AUTOMATED_INPUT_LEVEL_ADJUSTMENT
         gAudioIO->AILAInitialize();
      #endif

      int token = gAudioIO->StartStream(playbackTracks,
                                        newRecordingTracks,
#ifdef EXPERIMENTAL_MIDI_OUT
                                        midiTracks,
#endif
                                        t->GetTimeTrack(),
                                        p->GetRate(), t0, t1, p);

      bool success = (token != 0);

      if (success) {
         p->SetAudioIOToken(token);
         mBusyProject = p;
      }
      else {
         // msmeyer: Delete recently added tracks if opening stream fails
         if (!shifted) {
            for (unsigned int i = 0; i < newRecordingTracks.GetCount(); i++) {
               t->Remove(newRecordingTracks[i]);
               delete newRecordingTracks[i];
            }
         }

         // msmeyer: Show error message if stream could not be opened
         wxMessageBox(_("Error while opening sound device. Please check the recording device settings and the project sample rate."),
                      _("Error"), wxOK | wxICON_EXCLAMATION, this);

         SetPlay(false);
         SetStop(false);
         SetRecord(false);
      }
   }
}
예제 #13
0
void ControlToolBar::OnRecord(wxCommandEvent &evt)
{
   auto doubleClicked = mRecord->IsDoubleClicked();
   mRecord->ClearDoubleClicked();

   if (doubleClicked) {
      // Display a fixed recording head while scrolling the waves continuously.
      // If you overdub, you may want to anticipate some context in existing tracks,
      // so center the head.  If not, put it rightmost to display as much wave as we can.
      const auto project = GetActiveProject();
      bool duplex;
      gPrefs->Read(wxT("/AudioIO/Duplex"), &duplex, true);

      if (duplex) {
         // See if there is really anything being overdubbed
         if (gAudioIO->GetNumPlaybackChannels() == 0)
            // No.
            duplex = false;
      }

      using Mode = AudacityProject::PlaybackScroller::Mode;
      project->GetPlaybackScroller().Activate(duplex ? Mode::Centered : Mode::Right);
      return;
   }

   if (gAudioIO->IsBusy()) {
      if (!CanStopAudioStream() || 0 == gAudioIO->GetNumCaptureChannels())
         mRecord->PopUp();
      else
         mRecord->PushDown();
      return;
   }
   AudacityProject *p = GetActiveProject();

   if( evt.GetInt() == 1 ) // used when called by keyboard shortcut. Default (0) ignored.
      mRecord->SetShift(true);
   if( evt.GetInt() == 2 )
      mRecord->SetShift(false);

   SetRecord(true, mRecord->WasShiftDown());

   if (p) {
      TrackList *trackList = p->GetTracks();
      TrackListIterator it(trackList);
      if(it.First() == NULL)
         mRecord->SetShift(false);
      double t0 = p->GetSel0();
      double t1 = p->GetSel1();
      if (t1 == t0)
         t1 = 1000000000.0;     // record for a long, long time (tens of years)

      /* TODO: set up stereo tracks if that is how the user has set up
       * their preferences, and choose sample format based on prefs */
      WaveTrackArray newRecordingTracks, playbackTracks;
#ifdef EXPERIMENTAL_MIDI_OUT
      NoteTrackArray midiTracks;
#endif
      bool duplex;
      gPrefs->Read(wxT("/AudioIO/Duplex"), &duplex, true);

      if(duplex){
         playbackTracks = trackList->GetWaveTrackArray(false);
#ifdef EXPERIMENTAL_MIDI_OUT
         midiTracks = trackList->GetNoteTrackArray(false);
#endif
     }
      else {
         playbackTracks = WaveTrackArray();
#ifdef EXPERIMENTAL_MIDI_OUT
         midiTracks = NoteTrackArray();
#endif
     }

      // If SHIFT key was down, the user wants append to tracks
      int recordingChannels = 0;
      TrackList tracksCopy{};
      bool tracksCopied = false;
      bool shifted = mRecord->WasShiftDown();
      if (shifted) {
         bool sel = false;
         double allt0 = t0;

         // Find the maximum end time of selected and all wave tracks
         // Find whether any tracks were selected.  (If any are selected,
         // record only into them; else if tracks exist, record into all.)
         for (Track *tt = it.First(); tt; tt = it.Next()) {
            if (tt->GetKind() == Track::Wave) {
               WaveTrack *wt = static_cast<WaveTrack *>(tt);
               if (wt->GetEndTime() > allt0) {
                  allt0 = wt->GetEndTime();
               }

               if (tt->GetSelected()) {
                  sel = true;
                  if (wt->GetEndTime() > t0) {
                     t0 = wt->GetEndTime();
                  }
               }
            }
         }

         // Use end time of all wave tracks if none selected
         if (!sel) {
            t0 = allt0;
         }

         // Pad selected/all wave tracks to make them all the same length
         // Remove recording tracks from the list of tracks for duplex ("overdub")
         // playback.
         for (Track *tt = it.First(); tt; tt = it.Next()) {
            if (tt->GetKind() == Track::Wave && (tt->GetSelected() || !sel)) {
               WaveTrack *wt = static_cast<WaveTrack *>(tt);
               if (duplex) {
                  auto end = playbackTracks.end();
                  auto it = std::find(playbackTracks.begin(), end, wt);
                  if (it != end)
                     playbackTracks.erase(it);
               }
               t1 = wt->GetEndTime();
               if (t1 < t0) {
                  if (!tracksCopied) {
                     tracksCopied = true;
                     tracksCopy = *trackList;
                  }

                  auto newTrack = p->GetTrackFactory()->NewWaveTrack();
                  newTrack->InsertSilence(0.0, t0 - t1);
                  newTrack->Flush();
                  wt->Clear(t1, t0);
                  bool bResult = wt->Paste(t1, newTrack.get());
                  wxASSERT(bResult); // TO DO: Actually handle this.
                  wxUnusedVar(bResult);
               }
               newRecordingTracks.push_back(wt);
            }
         }

         t1 = 1000000000.0;     // record for a long, long time (tens of years)
      }
      else {
         bool recordingNameCustom, useTrackNumber, useDateStamp, useTimeStamp;
         wxString defaultTrackName, defaultRecordingTrackName;
         int numTracks = 0;

         for (Track *tt = it.First(); tt; tt = it.Next()) {
            if (tt->GetKind() == Track::Wave && !tt->GetLinked())
               numTracks++;
         }
         numTracks++;
         
         recordingChannels = gPrefs->Read(wxT("/AudioIO/RecordChannels"), 2);

         gPrefs->Read(wxT("/GUI/TrackNames/RecordingNameCustom"), &recordingNameCustom, false);
         gPrefs->Read(wxT("/GUI/TrackNames/TrackNumber"), &useTrackNumber, false);
         gPrefs->Read(wxT("/GUI/TrackNames/DateStamp"), &useDateStamp, false);
         gPrefs->Read(wxT("/GUI/TrackNames/TimeStamp"), &useTimeStamp, false);
         /* i18n-hint: The default name for an audio track. */
         gPrefs->Read(wxT("/GUI/TrackNames/DefaultTrackName"),&defaultTrackName, _("Audio Track"));
         gPrefs->Read(wxT("/GUI/TrackNames/RecodingTrackName"), &defaultRecordingTrackName, defaultTrackName);

         wxString baseTrackName = recordingNameCustom? defaultRecordingTrackName : defaultTrackName;

         for (int c = 0; c < recordingChannels; c++) {
            auto newTrack = p->GetTrackFactory()->NewWaveTrack();

            newTrack->SetOffset(t0);
            wxString nameSuffix = wxString(wxT(""));

            if (useTrackNumber) {
               nameSuffix += wxString::Format(wxT("%d"), numTracks + c);
            }

            if (useDateStamp) {
               if (!nameSuffix.IsEmpty()) {
                  nameSuffix += wxT("_");
               }
               nameSuffix += wxDateTime::Now().FormatISODate();
            }

            if (useTimeStamp) {
               if (!nameSuffix.IsEmpty()) {
                  nameSuffix += wxT("_");
               }
               nameSuffix += wxDateTime::Now().FormatISOTime();
            }

            // ISO standard would be nice, but ":" is unsafe for file name.
            nameSuffix.Replace(wxT(":"), wxT("-"));

            if (baseTrackName.IsEmpty()) {
               newTrack->SetName(nameSuffix);
            }
            else if (nameSuffix.IsEmpty()) {
               newTrack->SetName(baseTrackName);
            }
            else {
               newTrack->SetName(baseTrackName + wxT("_") + nameSuffix);
            }

            if (recordingChannels > 2)
              newTrack->SetMinimized(true);

            if (recordingChannels == 2) {
               if (c == 0) {
                  newTrack->SetChannel(Track::LeftChannel);
                  newTrack->SetLinked(true);
               }
               else {
                  newTrack->SetChannel(Track::RightChannel);
               }
            }
            else {
               newTrack->SetChannel( Track::MonoChannel );
            }

            // Let the list hold the track, and keep a pointer to it
            newRecordingTracks.push_back(
               static_cast<WaveTrack*>(
                  trackList->Add(
                     std::move(newTrack))));
         }
      }

      //Automated Input Level Adjustment Initialization
      #ifdef EXPERIMENTAL_AUTOMATED_INPUT_LEVEL_ADJUSTMENT
         gAudioIO->AILAInitialize();
      #endif

      AudioIOStartStreamOptions options(p->GetDefaultPlayOptions());
      int token = gAudioIO->StartStream(playbackTracks,
                                        newRecordingTracks,
#ifdef EXPERIMENTAL_MIDI_OUT
                                        midiTracks,
#endif
                                        t0, t1, options);

      bool success = (token != 0);

      if (success) {
         p->SetAudioIOToken(token);
         mBusyProject = p;
      }
      else {
         if (shifted) {
            // Restore the tracks to remove any inserted silence
            if (tracksCopied)
               *trackList = std::move(tracksCopy);
         }
         else {
            // msmeyer: Delete recently added tracks if opening stream fails
            for (unsigned int i = 0; i < newRecordingTracks.size(); i++) {
               trackList->Remove(newRecordingTracks[i]);
            }
         }

         // msmeyer: Show error message if stream could not be opened
         wxMessageBox(_("Error while opening sound device. Please check the recording device settings and the project sample rate."),
                      _("Error"), wxOK | wxICON_EXCLAMATION, this);

         SetPlay(false);
         SetStop(false);
         SetRecord(false);
      }
   }
   UpdateStatusBar(GetActiveProject());
}
예제 #14
0
int ControlToolBar::PlayPlayRegion(const SelectedRegion &selectedRegion,
                                   const AudioIOStartStreamOptions &options,
                                   PlayMode mode,
                                   PlayAppearance appearance, /* = PlayOption::Straight */
                                   bool backwards, /* = false */
                                   bool playWhiteSpace /* = false */)
{
   if (!CanStopAudioStream())
      return -1;

   // Uncomment this for laughs!
   // backwards = true;

   double t0 = selectedRegion.t0();
   double t1 = selectedRegion.t1();
   // SelectedRegion guarantees t0 <= t1, so we need another boolean argument
   // to indicate backwards play.
   const bool looped = options.playLooped;

   if (backwards)
      std::swap(t0, t1);

   SetPlay(true, appearance);

   if (gAudioIO->IsBusy()) {
      SetPlay(false);
      return -1;
   }

   const bool cutpreview = appearance == PlayAppearance::CutPreview;
   if (cutpreview && t0==t1) {
      SetPlay(false);
      return -1; /* msmeyer: makes no sense */
   }

   AudacityProject *p = GetActiveProject();
   if (!p) {
      SetPlay(false);
      return -1;  // Should never happen, but...
   }

   TrackList *t = p->GetTracks();
   if (!t) {
      mPlay->PopUp();
      return -1;  // Should never happen, but...
   }

   p->mLastPlayMode = mode;

   bool hasaudio = false;
   TrackListIterator iter(t);
   for (Track *trk = iter.First(); trk; trk = iter.Next()) {
      if (trk->GetKind() == Track::Wave
#ifdef EXPERIMENTAL_MIDI_OUT
         || trk->GetKind() == Track::Note
#endif
         ) {
         hasaudio = true;
         break;
      }
   }

   double latestEnd = (playWhiteSpace)? t1 : t->GetEndTime();

   if (!hasaudio) {
      SetPlay(false);
      return -1;  // No need to continue without audio tracks
   }

#if defined(EXPERIMENTAL_SEEK_BEHIND_CURSOR)
   double init_seek = 0.0;
#endif

   if (t1 == t0) {
      if (looped) {
         // play selection if there is one, otherwise
         // set start of play region to project start, 
         // and loop the project from current play position.

         if ((t0 > p->GetSel0()) && (t0 < p->GetSel1())) {
            t0 = p->GetSel0();
            t1 = p->GetSel1();
         }
         else {
            // loop the entire project
            t0 = t->GetStartTime();
            t1 = t->GetEndTime();
         }
      } else {
         // move t0 to valid range
         if (t0 < 0) {
            t0 = t->GetStartTime();
         }
         else if (t0 > t->GetEndTime()) {
            t0 = t->GetEndTime();
         }
#if defined(EXPERIMENTAL_SEEK_BEHIND_CURSOR)
         else {
            init_seek = t0;         //AC: init_seek is where playback will 'start'
            t0 = t->GetStartTime();
         }
#endif
      }
      t1 = t->GetEndTime();
   }
   else {
      // maybe t1 < t0, with backwards scrubbing for instance
      if (backwards)
         std::swap(t0, t1);

      t0 = std::max(0.0, std::min(t0, latestEnd));
      t1 = std::max(0.0, std::min(t1, latestEnd));

      if (backwards)
         std::swap(t0, t1);
   }

   int token = -1;
   bool success = false;
   if (t1 != t0) {
      if (cutpreview) {
         const double tless = std::min(t0, t1);
         const double tgreater = std::max(t0, t1);
         double beforeLen, afterLen;
         gPrefs->Read(wxT("/AudioIO/CutPreviewBeforeLen"), &beforeLen, 2.0);
         gPrefs->Read(wxT("/AudioIO/CutPreviewAfterLen"), &afterLen, 1.0);
         double tcp0 = tless-beforeLen;
         double diff = tgreater - tless;
         double tcp1 = (tgreater+afterLen) - diff;
         SetupCutPreviewTracks(tcp0, tless, tgreater, tcp1);
         if (backwards)
            std::swap(tcp0, tcp1);
         if (mCutPreviewTracks)
         {
            AudioIOStartStreamOptions myOptions = options;
            myOptions.cutPreviewGapStart = t0;
            myOptions.cutPreviewGapLen = t1 - t0;
            token = gAudioIO->StartStream(
               mCutPreviewTracks->GetWaveTrackArray(false),
               WaveTrackArray(),
#ifdef EXPERIMENTAL_MIDI_OUT
               NoteTrackArray(),
#endif
               tcp0, tcp1, myOptions);
         } else
         {
            // Cannot create cut preview tracks, clean up and exit
            SetPlay(false);
            SetStop(false);
            SetRecord(false);
            return -1;
         }
      } else {
         // Lifted the following into AudacityProject::GetDefaultPlayOptions()
         /*
         if (!timetrack) {
            timetrack = t->GetTimeTrack();
         }
         */
         token = gAudioIO->StartStream(t->GetWaveTrackArray(false),
                                       WaveTrackArray(),
#ifdef EXPERIMENTAL_MIDI_OUT
                                       t->GetNoteTrackArray(false),
#endif
                                       t0, t1, options);
      }
      if (token != 0) {
         success = true;
         p->SetAudioIOToken(token);
         mBusyProject = p;
#if defined(EXPERIMENTAL_SEEK_BEHIND_CURSOR)
         //AC: If init_seek was set, now's the time to make it happen.
         gAudioIO->SeekStream(init_seek);
#endif
      }
      else {
         // msmeyer: Show error message if stream could not be opened
         wxMessageBox(
            _("Error while opening sound device. "
            "Please check the playback device settings and the project sample rate."),
            _("Error"), wxOK | wxICON_EXCLAMATION, this);
      }
   }

   if (!success) {
      SetPlay(false);
      SetStop(false);
      SetRecord(false);
      return -1;
   }

   // Let other UI update appearance
   if (p)
      p->GetRulerPanel()->HideQuickPlayIndicator();

   return token;
}
예제 #15
0
void ControlToolBar::OnRecord(wxCommandEvent &evt)
{
   if (gAudioIO->IsBusy()) {
      #if (AUDACITY_BRANDING == BRAND_AUDIOTOUCH)
         if (mIsLocked) // Stop only if in locked mode. 
         {
            this->StopPlaying(); // Stop recording.
            mRecord->PopUp();
         }
         else
         {
            //v evt.GetClassInfo();
         }
      #else
         mRecord->PopUp();
      #endif
      return;
   }

   mPlay->Disable();
   #if (AUDACITY_BRANDING == BRAND_THINKLABS)
      mLoopPlay->Disable();
   #endif

   #if (AUDACITY_BRANDING == BRAND_AUDIOTOUCH)
      mStop->SetEnabled(mIsLocked);
   #else
      mStop->Enable();
   #endif
   mRewind->Disable();
   mFF->Disable();
   #if (AUDACITY_BRANDING == BRAND_AUDIOTOUCH)
      mPause->SetEnabled(mIsLocked);
      this->EnablePauseCommand(mIsLocked);
      this->SetRecord(mIsLocked); // If locked, push Record down, else up.
   #else
      mPause->Enable();
      mRecord->PushDown();
   #endif

   AudacityProject *p = GetActiveProject();
   if (p) {
      TrackList *t = p->GetTracks();

      // Don't do this for Audiotouch. Not necessary. The performance hit is in the track being recorded, below.
      #if (AUDACITY_BRANDING == BRAND_THINKLABS)
         // For versions that default to dual wave/spectrum display, 
         // switch all tracks to WaveformDisplay on Record, for performance.
         TrackListIterator iter(t);
         for (Track* pTrack = iter.First(); pTrack; pTrack = iter.Next())
            if (pTrack->GetKind() == Track::Wave)
               ((WaveTrack*)pTrack)->SetDisplay(WaveTrack::WaveformDisplay);
      #endif

      double t0 = p->GetSel0();
      double t1 = p->GetSel1();
      if (t1 == t0)
         t1 = 1000000000.0;     // record for a long, long time (tens of years)
      #if (AUDACITY_BRANDING == BRAND_AUDIOTOUCH)
         if (p->m_bWantAppendRecording)
         {
            t0 = t->GetEndTime();
            t1 = 1000000000.0;     // record for a long, long time (tens of years)
         }
         gAudioIO->SetWantLatencyCorrection(!p->m_bWantAppendRecording);
      #endif

      /* TODO: set up stereo tracks if that is how the user has set up
       * their preferences, and choose sample format based on prefs */
      WaveTrackArray newRecordingTracks, playbackTracks;

      bool duplex;
      gPrefs->Read("/AudioIO/Duplex", &duplex, true);
      int recordingChannels = gPrefs->Read("/AudioIO/RecordChannels", 1);

      if( duplex )
         playbackTracks = t->GetWaveTrackArray(false);
      else
         playbackTracks = WaveTrackArray();

      for( int c = 0; c < recordingChannels; c++ )
      {
         WaveTrack *newTrack = p->GetTrackFactory()->NewWaveTrack();
         newTrack->SetOffset(t0);
         newTrack->SetRate(p->GetRate());

         //v for performance     newTrack->SetDisplay(WaveTrack::WaveformAndSpectrumDisplay);
         newTrack->SetDisplay(WaveTrack::WaveformDisplay); 
         
         if( recordingChannels == 2 )
         {
            if( c == 0 )
            {
               newTrack->SetChannel(Track::LeftChannel);
               newTrack->SetLinked(true);
            }
            else
               newTrack->SetChannel(Track::RightChannel);
         }
         else
         {
            newTrack->SetChannel( Track::MonoChannel );
         }

         newRecordingTracks.Add(newTrack);
      }

      int token = gAudioIO->StartStream(playbackTracks,
                                        newRecordingTracks, t->GetTimeTrack(),
                                        p->GetRate(), t0, t1);

      bool success = (token != 0);
      for( unsigned int i = 0; i < newRecordingTracks.GetCount(); i++ )
         if (success)
            t->Add(newRecordingTracks[i]);
         else
            delete newRecordingTracks[i];

      if (success) {
         p->SetAudioIOToken(token);
         mBusyProject = p;
         SetVUMeters(p);
         #if (AUDACITY_BRANDING == BRAND_AUDIOTOUCH)
            this->SetBackgroundColour(*wxRED); // red for Recording
            this->Refresh();
         #endif
      }
      else {
         // msmeyer: Show error message if stream could not be opened
         wxMessageBox(_("Error while opening sound device. Please check the input "
                        "device settings and the project sample rate."),
                      _("Error"), wxOK | wxICON_EXCLAMATION, this);

         SetPlay(false);
         #if (AUDACITY_BRANDING == BRAND_AUDIOTOUCH)
            mStop->Enable(); // In case it was disabled above, based on mIsLocked.
         #endif
         SetStop(false);
         SetRecord(false);
      }

      #if (AUDACITY_BRANDING == BRAND_AUDIOTOUCH)
         p->OnZoomFitV();
      #endif
   }
}
예제 #16
0
void ControlToolBar::OnRecord(wxCommandEvent &evt)
{
   if (gAudioIO->IsBusy()) {
      mRecord->PopUp();
      return;
   }
   AudacityProject *p = GetActiveProject();
   if (p && p->GetCleanSpeechMode()) {
      size_t numProjects = gAudacityProjects.Count();
      bool tracks = (p && !p->GetTracks()->IsEmpty());
      if (tracks || (numProjects > 1)) {
         wxMessageBox(_("Recording in CleanSpeech mode is not possible when a track, or more than one project, is already open."),
            _("Recording not permitted"),
            wxOK | wxICON_INFORMATION,
            this);
         mRecord->PopUp();
         mRecord->Disable();
         return;
      }
   }

   if( evt.GetInt() == 1 ) // used when called by keyboard shortcut. Default (0) ignored.
      mRecord->SetShift(true);
   if( evt.GetInt() == 2 )
      mRecord->SetShift(false);

   SetRecord(true);

   if (p) {
      TrackList *t = p->GetTracks();
      TrackListIterator it(t);
      if(it.First() == NULL)
         mRecord->SetShift(false);
      double t0 = p->GetSel0();
      double t1 = p->GetSel1();
      if (t1 == t0)
         t1 = 1000000000.0;     // record for a long, long time (tens of years)

      /* TODO: set up stereo tracks if that is how the user has set up
       * their preferences, and choose sample format based on prefs */
      WaveTrackArray newRecordingTracks, playbackTracks;
/* REQUIRES PORTMIDI */
//      NoteTrackArray midiTracks;

      bool duplex;
      gPrefs->Read(wxT("/AudioIO/Duplex"), &duplex, true);
            
      if(duplex){
         playbackTracks = t->GetWaveTrackArray(false);
/* REQUIRES PORTMIDI */
//		 midiTracks = t->GetNoteTrackArray(false);
     }
      else {
         playbackTracks = WaveTrackArray();
/* REQUIRES PORTMIDI */
//		 midiTracks = NoteTrackArray();
     }
      
      // If SHIFT key was down, the user wants append to tracks
      int recordingChannels = 0;
      bool shifted = mRecord->WasShiftDown();
      if (shifted) {
         TrackListIterator it(t);
         WaveTrack *wt;
         bool sel = false;
         double allt0 = t0;

         // Find the maximum end time of selected and all wave tracks
         for (Track *tt = it.First(); tt; tt = it.Next()) {
            if (tt->GetKind() == Track::Wave) {
               wt = (WaveTrack *)tt;
               if (wt->GetEndTime() > allt0) {
                  allt0 = wt->GetEndTime();
               }
            
               if (tt->GetSelected()) {
                  sel = true;
                  if (duplex)
                     playbackTracks.Remove(wt);
                  if (wt->GetEndTime() > t0) {
                     t0 = wt->GetEndTime();
                  }
               }
            }
         }

         // Use end time of all wave tracks if none selected
         if (!sel) {
            t0 = allt0;
         }

         // Pad selected/all wave tracks to make them all the same length
         for (Track *tt = it.First(); tt; tt = it.Next()) {
            if (tt->GetKind() == Track::Wave && (tt->GetSelected() || !sel)) {
               wt = (WaveTrack *)tt;
               t1 = wt->GetEndTime();
               if (t1 < t0) {
                  WaveTrack *newTrack = p->GetTrackFactory()->NewWaveTrack();
                  newTrack->InsertSilence(0.0, t0 - t1);
                  newTrack->Flush();
                  wt->Clear(t1, t0);
                  wt->Paste(t1, newTrack);
                  delete newTrack;
               }
               newRecordingTracks.Add(wt);
            }
         }

         t1 = 1000000000.0;     // record for a long, long time (tens of years)
      }
      else {
         recordingChannels = gPrefs->Read(wxT("/AudioIO/RecordChannels"), 2);
         for (int c = 0; c < recordingChannels; c++) {
            WaveTrack *newTrack = p->GetTrackFactory()->NewWaveTrack();

            int initialheight = newTrack->GetHeight();

            newTrack->SetOffset(t0);

            if (recordingChannels <= 2) {
               newTrack->SetHeight(initialheight/recordingChannels);
            }
            else {
               newTrack->SetMinimized(true);
            }

            if (recordingChannels == 2) {
               if (c == 0) {
                  newTrack->SetChannel(Track::LeftChannel);
                  newTrack->SetLinked(true);
               }
               else {
                  newTrack->SetChannel(Track::RightChannel);
                  newTrack->SetTeamed(true);
               }
            }
            else {
               newTrack->SetChannel( Track::MonoChannel );
            }

            newRecordingTracks.Add(newTrack);
         }
         
         // msmeyer: StartStream calls a callback which triggers auto-save, so
         // we add the tracks where recording is done into now. We remove them
         // later if starting the stream fails
         for (unsigned int i = 0; i < newRecordingTracks.GetCount(); i++)
            t->Add(newRecordingTracks[i]);
      }

      int token = gAudioIO->StartStream(playbackTracks,
                                        newRecordingTracks,
/* REQUIRES PORTMIDI */
//                                        midiTracks,
                                        t->GetTimeTrack(),
                                        p->GetRate(), t0, t1, p);

      bool success = (token != 0);
      
      if (success) {
         p->SetAudioIOToken(token);
         mBusyProject = p;
         SetVUMeters(p);
      }
      else {
         // msmeyer: Delete recently added tracks if opening stream fails
         if (!shifted) {
            for (unsigned int i = 0; i < newRecordingTracks.GetCount(); i++) {
               t->Remove(newRecordingTracks[i]);
               delete newRecordingTracks[i];
            }
         }

         // msmeyer: Show error message if stream could not be opened
         wxMessageBox(_("Error while opening sound device. "
            wxT("Please check the input device settings and the project sample rate.")),
                      _("Error"), wxOK | wxICON_EXCLAMATION, this);

         SetPlay(false);
         SetStop(false);
         SetRecord(false);
      }
   }
}