void TranscriptionToolBar::OnEndOff(wxCommandEvent & WXUNUSED(event))
{
//If IO is busy, abort immediately
if (gAudioIO->IsBusy()){
SetButton(false,mButtons[TTB_EndOff]);
return;
}
mVk->AdjustThreshold(GetSensitivity());
AudacityProject *p = GetActiveProject();
auto t = *p->GetTracks()->Any< const WaveTrack >().begin();
if(t) {
auto wt = static_cast<const WaveTrack*>(t);
sampleCount start, len;
GetSamples(wt, &start, &len);
//Adjust length to end if selection is null
if(len == 0) {
len = start;
start = 0;
}
auto newEnd = mVk->OffBackward(*wt, start + len, len);
double newpos = newEnd.as_double() / wt->GetRate();
p->SetSel1(newpos);
p->RedrawProject();
SetButton(false, mButtons[TTB_EndOff]);
}
}
// Update member variables with project selection data (and validate)
bool CompareAudioCommand::GetSelection(AudacityProject &proj)
{
// Get the selected time interval
mT0 = proj.mViewInfo.sel0;
mT1 = proj.mViewInfo.sel1;
if (mT0 >= mT1)
{
Error(wxT("There is no selection!"));
return false;
}
// Get the selected tracks and check that there are at least two to
// compare
SelectedTrackListOfKindIterator iter(Track::Wave, proj.GetTracks());
mTrack0 = (WaveTrack*)(iter.First());
if (mTrack0 == NULL)
{
Error(wxT("No tracks selected! Select two tracks to compare."));
return false;
}
mTrack1 = (WaveTrack*)(iter.Next());
if (mTrack1 == NULL)
{
Error(wxT("Only one track selected! Select two tracks to compare."));
return false;
}
if (iter.Next() != NULL)
{
Status(wxT("More than two tracks selected - only the first two will be compared."));
}
return true;
}
void ControlToolBar::EnableDisableButtons()
{
//TIDY-ME: Button logic could be neater.
AudacityProject *p = GetActiveProject();
bool tracks = false;
bool playing = mPlay->IsDown();
bool recording = mRecord->IsDown();
bool busy = gAudioIO->IsBusy() || playing || recording;
// Only interested in audio type tracks
if (p) {
TrackListIterator iter( p->GetTracks() );
for (Track *t = iter.First(); t; t = iter.Next()) {
if (t->GetKind() == Track::Wave
#if defined(USE_MIDI)
|| t->GetKind() == Track::Note
#endif
) {
tracks = true;
break;
}
}
}
mPlay->SetEnabled((!recording) || (tracks && !busy));
mRecord->SetEnabled(!busy && !playing);
mStop->SetEnabled(busy);
mRewind->SetEnabled(!busy);
mFF->SetEnabled(tracks && !busy);
mPause->SetEnabled(true);
}
void TranscriptionToolBar::OnEndOff(wxCommandEvent & WXUNUSED(event))
{
//If IO is busy, abort immediately
if (gAudioIO->IsBusy()){
SetButton(false,mButtons[TTB_EndOff]);
return;
}
mVk->AdjustThreshold(GetSensitivity());
AudacityProject *p = GetActiveProject();
TrackList *tl = p->GetTracks();
TrackListOfKindIterator iter(Track::Wave, tl);
Track *t = iter.First(); //Make a track
if(t) {
sampleCount start,len;
GetSamples((WaveTrack*)t, &start,&len);
//Adjust length to end if selection is null
if(len == 0) {
len = start;
start = 0;
}
sampleCount newEnd = mVk->OffBackward(*(WaveTrack*)t,start+ len,len);
double newpos = newEnd / ((WaveTrack*)t)->GetRate();
p->SetSel1(newpos);
p->RedrawProject();
SetButton(false, mButtons[TTB_EndOff]);
}
}
float ContrastDialog::GetDB()
{
// not good
// why not?
// what if more than one track?
float rms = float(0.0);
AudacityProject *p = GetActiveProject();
TrackListIterator iter(p->GetTracks());
Track *t = iter.First();
if(mT0 > mT1)
{
wxMessageDialog m(NULL, _("Start time after after end time!\nPlease enter reasonable times."), _("Error"), wxOK);
m.ShowModal();
return 1234.0; // 'magic number', but the whole +ve dB range will 'almost' never occur
}
if(mT0 < t->GetStartTime())
mT0 = t->GetStartTime();
if(mT1 > t->GetEndTime())
mT1 = t->GetEndTime();
if(mT0 > mT1)
{
wxMessageDialog m(NULL, _("Times are not reasonable!\nPlease enter reasonable times."), _("Error"), wxOK);
m.ShowModal();
return 1234.0;
}
if(mT0 == mT1)
return 1234.0;
while(t) { // this isn't quite right. What to do if more than one track selected?
((WaveTrack *)t)->GetRMS(&rms, mT0, mT1);
t = iter.Next();
}
return 20.0*log10(rms);
}
void ControlToolBar::EnableDisableButtons()
{
AudacityProject *p = GetActiveProject();
bool tracks = (p && !p->GetTracks()->IsEmpty());
bool busy = gAudioIO->IsBusy();
#if 0
if (tracks) {
if (!busy)
mPlay->Enable();
} else mPlay->Disable();
#endif
//mPlay->SetEnabled(tracks && !busy);
mPlay->SetEnabled(tracks && !mRecord->IsDown());
#if (AUDACITY_BRANDING == BRAND_THINKLABS)
mPlay->SetEnabled(tracks && !mRecord->IsDown() && !mLoopPlay->IsDown());
mLoopPlay->SetEnabled(tracks && !mRecord->IsDown() && !mPlay->IsDown());
#endif
mStop->SetEnabled(busy);
mRewind->SetEnabled(tracks && !busy);
mFF->SetEnabled(tracks && !busy);
}
void TranscriptionToolBar::OnStartOff(wxCommandEvent & WXUNUSED(event))
{
//If IO is busy, abort immediately
if (gAudioIO->IsBusy()){
SetButton(false,mButtons[TTB_StartOff]);
return;
}
mVk->AdjustThreshold(GetSensitivity());
AudacityProject *p = GetActiveProject();
TrackList *tl = p->GetTracks();
TrackListOfKindIterator iter(Track::Wave, tl);
SetButton(false, mButtons[TTB_StartOff]);
Track *t = iter.First(); //Make a track
if(t) {
auto wt = static_cast<const WaveTrack*>(t);
sampleCount start, len;
GetSamples(wt, &start, &len);
//Adjust length to end if selection is null
//if(len == 0)
//len = wt->GetSequence()->GetNumSamples()-start;
auto newstart = mVk->OffForward(*wt, start, len);
double newpos = newstart.as_double() / wt->GetRate();
p->SetSel0(newpos);
p->RedrawProject();
SetButton(false, mButtons[TTB_StartOn]);
}
}
bool BatchCommands::IsMono()
{
AudacityProject *project = GetActiveProject();
if( project == NULL )
{
//wxMessageBox( wxT("No project and no Audio to process!") );
return false;
}
TrackList * tracks = project->GetTracks();
if( tracks == NULL )
{
//wxMessageBox( wxT("No tracks to process!") );
return false;
}
TrackListIterator iter(tracks);
Track *t = iter.First();
bool mono = true;
while (t) {
if (t->GetLinked()) {
mono = false;
break;
}
t = iter.Next();
}
return mono;
}
void TranscriptionToolBar::OnStartOff(wxCommandEvent & WXUNUSED(event))
{
//If IO is busy, abort immediately
if (gAudioIO->IsBusy()){
SetButton(false,mButtons[TTB_StartOff]);
return;
}
mVk->AdjustThreshold(GetSensitivity());
AudacityProject *p = GetActiveProject();
SetButton(false, mButtons[TTB_StartOff]);
auto t = *p->GetTracks()->Any< const WaveTrack >().begin();
if(t) {
auto wt = static_cast<const WaveTrack*>(t);
sampleCount start, len;
GetSamples(wt, &start, &len);
//Adjust length to end if selection is null
//if(len == 0)
//len = wt->GetSequence()->GetNumSamples()-start;
auto newstart = mVk->OffForward(*wt, start, len);
double newpos = newstart.as_double() / wt->GetRate();
auto &selectedRegion = p->GetViewInfo().selectedRegion;
selectedRegion.setT0( newpos );
p->RedrawProject();
SetButton(false, mButtons[TTB_StartOn]);
}
}
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
}
// in response of a print-document apple event
void AudacityApp::MacPrintFile(const wxString &fileName)
{
AudacityProject *project = GetActiveProject();
if (project == NULL || !project->GetTracks()->IsEmpty()) {
project = CreateNewAudacityProject(gParentWindow);
}
project->OpenFile(fileName);
}
void LOFImportFileHandle::doDuration()
{
if (callDurationFactor)
{
double longestDuration = mProject->GetTracks()->GetEndTime();
mProject->ZoomBy(longestDuration / durationFactor);
callDurationFactor = false;
}
}
void LOFImportFileHandle::doDuration()
{
if (callDurationFactor)
{
double longestDuration = mProject->GetTracks()->GetEndTime();
double realZoomValue = ((longestDuration/durationFactor)*(mProject->GetZoom()));
mProject->Zoom(realZoomValue);
callDurationFactor = false;
}
}
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
}
bool SelectTimeCommand::Apply(const CommandContext & context){
// Many commands need focus on track panel.
// No harm in setting it with a scripted select.
context.GetProject()->GetTrackPanel()->SetFocus();
if( !bHasT0 && !bHasT1 )
return true;
// Defaults if no value...
if( !bHasT0 )
mT0 = 0.0;
if( !bHasT1 )
mT1 = 0.0;
if( !bHasRelativeSpec )
mRelativeTo = 0;
AudacityProject * p = context.GetProject();
double end = p->GetTracks()->GetEndTime();
double t0;
double t1;
const auto &selectedRegion = p->GetViewInfo().selectedRegion;
switch( bHasRelativeSpec ? mRelativeTo : 0 ){
default:
case 0: //project start
t0 = mT0;
t1 = mT1;
break;
case 1: //project
t0 = mT0;
t1 = end + mT1;
break;
case 2: //project end;
t0 = end - mT0;
t1 = end - mT1;
break;
case 3: //selection start
t0 = mT0 + selectedRegion.t0();
t1 = mT1 + selectedRegion.t0();
break;
case 4: //selection
t0 = mT0 + selectedRegion.t0();
t1 = mT1 + selectedRegion.t1();
break;
case 5: //selection end
t0 = selectedRegion.t1() - mT0;
t1 = selectedRegion.t1() - mT1;
break;
}
p->mViewInfo.selectedRegion.setTimes( t0, t1);
return true;
}
pascal OSErr AEOpenFiles(const AppleEvent * theAppleEvent,
AppleEvent * theReply, long Refcon)
{
AEDescList docList;
AEKeyword keywd;
DescType returnedType;
Size actualSize;
long itemsInList;
FSSpec theSpec;
CInfoPBRec pb;
Handle nameh;
short namelen;
OSErr err;
short i;
err =
AEGetParamDesc(theAppleEvent, keyDirectObject, typeAEList,
&docList);
if (err != noErr)
return err;
err = AECountItems(&docList, &itemsInList);
if (err != noErr)
return err;
for (i = 1; i <= itemsInList; i++) {
AEGetNthPtr(&docList, i, typeFSS, &keywd, &returnedType,
(Ptr) & theSpec, sizeof(theSpec), &actualSize);
if (noErr == FSpGetFullPath(&theSpec, &namelen, &nameh)) {
HLock(nameh);
char *str = new char[namelen + 1];
memcpy(str, (char *) *nameh, namelen);
str[namelen] = 0;
HUnlock(nameh);
DisposeHandle(nameh);
AudacityProject *project = GetActiveProject();
if (project == NULL || !project->GetTracks()->IsEmpty()) {
project = CreateNewAudacityProject(gParentWindow);
}
project->OpenFile(str);
delete[]str;
}
}
return noErr;
}
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());
}
void ControlToolBar::SetupCutPreviewTracks(double playStart, double cutStart,
double cutEnd, double playEnd)
{
ClearCutPreviewTracks();
AudacityProject *p = GetActiveProject();
if (p) {
// Find first selected track (stereo or mono) and duplicate it
Track *track1 = NULL, *track2 = NULL;
TrackListIterator it(p->GetTracks());
for (Track *t = it.First(); t; t = it.Next())
{
if (t->GetKind() == Track::Wave && t->GetSelected())
{
track1 = t;
track2 = p->GetTracks()->GetLink(track1);
break;
}
}
if (track1)
{
// Duplicate and change tracks
track1 = track1->Duplicate();
track1->Clear(cutStart, cutEnd);
if (track2)
{
track2 = track2->Duplicate();
track2->Clear(cutStart, cutEnd);
}
mCutPreviewTracks = new TrackList();
mCutPreviewTracks->Add(track1);
if (track2)
mCutPreviewTracks->Add(track2);
}
}
}
void ContrastDialog::OnGetBackground(wxCommandEvent & /*event*/)
{
AudacityProject *p = GetActiveProject();
SelectedTrackListOfKindIterator iter(Track::Wave, p->GetTracks());
for (Track *t = iter.First(); t; t = iter.Next()) {
mBackgroundStartT->SetValue(p->mViewInfo.selectedRegion.t0());
mBackgroundEndT->SetValue(p->mViewInfo.selectedRegion.t1());
}
SetStartAndEndTime();
mBackgroundIsDefined = GetDB(backgrounddB);
m_pButton_UseCurrentB->SetFocus();
results();
}
void APalette::OnRecord()
{
if (gAudioIO->IsBusy())
return;
AudacityProject *p = GetActiveProject();
if (p) {
TrackList *t = p->GetTracks();
bool success = gAudioIO->StartRecord(p, t);
if (!success) {
SetPlay(false);
SetStop(false);
SetRecord(false);
}
}
}
void ContrastDialog::OnUseSelectionB(wxCommandEvent & event)
{
AudacityProject *p = GetActiveProject();
TrackListIterator iter(p->GetTracks());
Track *t = iter.First();
while (t) {
if (t->GetSelected() && t->GetKind() == Track::Wave) {
mBackgroundStartT->SetTimeValue(p->mViewInfo.sel0);
mBackgroundEndT->SetTimeValue(p->mViewInfo.sel1);
break;
}
t = iter.Next();
}
bBGset = true;
OnGetBackgroundDB(event);
}
void TranscriptionToolBar::OnCalibrate(wxCommandEvent & WXUNUSED(event))
{
//If IO is busy, abort immediately
if (gAudioIO->IsBusy()){
SetButton(false,mButtons[TTB_Calibrate]);
return;
}
AudacityProject *p = GetActiveProject();
TrackList *tl = p->GetTracks();
TrackListOfKindIterator iter(Track::Wave, tl);
Track *t = iter.First(); //Get a track
if(t)
{
auto wt = static_cast<const WaveTrack*>(t);
sampleCount start, len;
GetSamples(wt, &start, &len);
mVk->CalibrateNoise(*wt, start, len);
mVk->AdjustThreshold(3);
mButtons[TTB_StartOn]->Enable();
mButtons[TTB_StartOff]->Enable();
mButtons[TTB_EndOn]->Enable();
mButtons[TTB_EndOff]->Enable();
//mThresholdSensitivity->Set(3);
SetButton(false,mButtons[TTB_Calibrate]);
}
mButtons[TTB_StartOn]->Enable();
mButtons[TTB_StartOff]->Enable();
mButtons[TTB_EndOn]->Enable();
mButtons[TTB_EndOff]->Enable();
mButtons[TTB_SelectSound]->Enable();
mButtons[TTB_SelectSilence]->Enable();
mButtons[TTB_AutomateSelection]->Enable();
//Make the sensititivy slider set the sensitivity by processing an event.
wxCommandEvent dummy;
OnSensitivitySlider(dummy);
}
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
}
double BatchCommands::GetEndTime()
{
AudacityProject *project = GetActiveProject();
if( project == NULL )
{
//wxMessageBox( wxT("No project to process!") );
return -1.0;
}
TrackList * tracks = project->GetTracks();
if( tracks == NULL )
{
//wxMessageBox( wxT("No tracks to process!") );
return -1.0;
}
double endTime = tracks->GetEndTime();
return endTime;
}
void ControlToolBar::EnableDisableButtons()
{
//TIDY-ME: Button logic could be neater.
AudacityProject *p = GetActiveProject();
size_t numProjects = gAudacityProjects.Count();
bool tracks = false;
bool cleaningSpeech = mBatch->IsDown();
bool playing = mPlay->IsDown();
bool recording = mRecord->IsDown();
bool busy = gAudioIO->IsBusy() || playing || recording;
// Only interested in audio type tracks
if (p) {
TrackListIterator iter( p->GetTracks() );
for (Track *t = iter.First(); t; t = iter.Next()) {
if (t->GetKind() == Track::Wave
#if defined(USE_MIDI)
|| t->GetKind() == Track::Note
#endif
) {
tracks = true;
break;
}
}
}
mPlay->SetEnabled((!recording) || (tracks && !busy && !cleaningSpeech));
mRecord->SetEnabled(!busy && !playing);
if (p && GetActiveProject()->GetCleanSpeechMode()) {
bool canRecord = !tracks;
canRecord &= !cleaningSpeech;
canRecord &= !busy;
canRecord &= ((numProjects == 0) || ((numProjects == 1) && !tracks));
mRecord->SetEnabled(canRecord);
mBatch->SetEnabled(!busy && !recording);
}
mStop->SetEnabled(busy && !cleaningSpeech);
mRewind->SetEnabled(tracks && !busy);
mFF->SetEnabled(tracks && !busy);
mPause->SetEnabled(true);
}
void ControlToolBar::EnableDisableButtons()
{
AudacityProject *p = GetActiveProject();
bool tracks = false;
bool playing = mPlay->IsDown();
bool recording = mRecord->IsDown();
bool busy = gAudioIO->IsBusy();
// Only interested in audio type tracks
if (p) {
TrackListIterator iter( p->GetTracks() );
for (Track *t = iter.First(); t; t = iter.Next()) {
if (t->GetKind() == Track::Wave
#if defined(USE_MIDI)
|| t->GetKind() == Track::Note
#endif
) {
tracks = true;
break;
}
}
}
if (p) {
TranscriptionToolBar *const playAtSpeedTB = p->GetTranscriptionToolBar();
if (playAtSpeedTB)
playAtSpeedTB->SetEnabled(CanStopAudioStream() && tracks && !recording);
}
mPlay->SetEnabled(CanStopAudioStream() && tracks && !recording);
mRecord->SetEnabled(
CanStopAudioStream() &&
!(busy && !recording) &&
!playing
);
mStop->SetEnabled(CanStopAudioStream() && (playing || recording));
mRewind->SetEnabled(!playing && !recording);
mFF->SetEnabled(tracks && !playing && !recording);
auto pProject = GetActiveProject();
mPause->SetEnabled(CanStopAudioStream());
}
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);
}
}
}
void TranscriptionToolBar::OnSelectSound(wxCommandEvent & WXUNUSED(event))
{
//If IO is busy, abort immediately
if (gAudioIO->IsBusy()){
SetButton(false,mButtons[TTB_SelectSound]);
return;
}
mVk->AdjustThreshold(GetSensitivity());
AudacityProject *p = GetActiveProject();
TrackList *tl = p->GetTracks();
TrackListIterator iter(tl);
Track *t = iter.First(); //Make a track
if(t)
{
sampleCount start,len;
GetSamples((WaveTrack*)t, &start,&len);
//Adjust length to end if selection is null
//if(len == 0)
//len = (WaveTrack*)t->GetSequence()->GetNumSamples()-start;
double rate = ((WaveTrack*)t)->GetRate();
sampleCount newstart = mVk->OffBackward(*(WaveTrack*)t,start,start);
sampleCount newend = mVk->OffForward(*(WaveTrack*)t,start+len,(int)(tl->GetEndTime()*rate));
//reset the selection bounds.
p->SetSel0(newstart / rate);
p->SetSel1(newend / rate);
p->RedrawProject();
}
SetButton(false,mButtons[TTB_SelectSound]);
}
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);
}
}
}
void TranscriptionToolBar::OnSelectSound(wxCommandEvent & WXUNUSED(event))
{
//If IO is busy, abort immediately
if (gAudioIO->IsBusy()){
SetButton(false,mButtons[TTB_SelectSound]);
return;
}
mVk->AdjustThreshold(GetSensitivity());
AudacityProject *p = GetActiveProject();
TrackList *tl = p->GetTracks();
if(auto wt = *tl->Any<const WaveTrack>().begin()) {
sampleCount start, len;
GetSamples(wt, &start, &len);
//Adjust length to end if selection is null
//if(len == 0)
//len = wt->GetSequence()->GetNumSamples()-start;
double rate = wt->GetRate();
auto newstart = mVk->OffBackward(*wt, start, start);
auto newend =
mVk->OffForward(*wt, start + len, (int)(tl->GetEndTime() * rate));
//reset the selection bounds.
auto &selectedRegion = p->GetViewInfo().selectedRegion;
selectedRegion.setTimes(
newstart.as_double() / rate, newend.as_double() / rate );
p->RedrawProject();
}
SetButton(false,mButtons[TTB_SelectSound]);
}