void ControlToolBar::PlayCurrentRegion(bool looped /* = false */,
bool cutpreview /* = false */)
{
if (!CanStopAudioStream())
return;
AudacityProject *p = GetActiveProject();
if (p)
{
double playRegionStart, playRegionEnd;
p->GetPlayRegion(&playRegionStart, &playRegionEnd);
AudioIOStartStreamOptions options(p->GetDefaultPlayOptions());
options.playLooped = looped;
if (cutpreview)
options.timeTrack = NULL;
ControlToolBar::PlayAppearance appearance =
cutpreview ? ControlToolBar::PlayAppearance::CutPreview
: looped ? ControlToolBar::PlayAppearance::Looped
: ControlToolBar::PlayAppearance::Straight;
PlayPlayRegion(SelectedRegion(playRegionStart, playRegionEnd),
options,
(looped ? PlayMode::loopedPlay : PlayMode::normalPlay),
appearance);
}
}
// Come here from button clicks, or commands
void TranscriptionToolBar::PlayAtSpeed(bool looped, bool cutPreview)
{
// Can't do anything without an active project
AudacityProject * p = GetActiveProject();
if (!p) {
return;
}
// Create a TimeTrack if we haven't done so already
if (!mTimeTrack) {
mTimeTrack = p->GetTrackFactory()->NewTimeTrack();
if (!mTimeTrack) {
return;
}
}
// Pop up the button
SetButton(false, mButtons[TTB_PlaySpeed]);
// If IO is busy, abort immediately
if (gAudioIO->IsBusy()) {
p->GetControlToolBar()->StopPlaying();
}
// Set the speed range
//mTimeTrack->SetRangeUpper((double)mPlaySpeed / 100.0);
//mTimeTrack->SetRangeLower((double)mPlaySpeed / 100.0);
mTimeTrack->GetEnvelope()->Flatten((double)mPlaySpeed / 100.0);
// Get the current play region
double playRegionStart, playRegionEnd;
p->GetPlayRegion(&playRegionStart, &playRegionEnd);
// Start playing
if (playRegionStart >= 0) {
// playRegionEnd = playRegionStart + (playRegionEnd-playRegionStart)* 100.0/mPlaySpeed;
#ifdef EXPERIMENTAL_MIDI_OUT
gAudioIO->SetMidiPlaySpeed(mPlaySpeed);
#endif
AudioIOStartStreamOptions options(p->GetDefaultPlayOptions());
options.playLooped = looped;
options.timeTrack = mTimeTrack.get();
ControlToolBar::PlayAppearance appearance =
cutPreview ? ControlToolBar::PlayAppearance::CutPreview
: looped ? ControlToolBar::PlayAppearance::Looped
: ControlToolBar::PlayAppearance::Straight;
p->GetControlToolBar()->PlayPlayRegion
(SelectedRegion(playRegionStart, playRegionEnd),
options,
PlayMode::normalPlay,
appearance);
}
}
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());
}
// Come here from button clicks, or commands
void TranscriptionToolBar::PlayAtSpeed(bool looped, bool cutPreview)
{
// Can't do anything without an active project
AudacityProject * p = GetActiveProject();
if (!p) {
return;
}
// Fixed speed play is the old method, that uses a time track.
// VariSpeed play reuses Scrubbing.
bool bFixedSpeedPlay = !gPrefs->ReadBool(wxT("/AudioIO/VariSpeedPlay"), true);
// Scrubbing doesn't support note tracks, but the fixed-speed method using time tracks does.
if (p->GetTracks()->Any<NoteTrack>())
bFixedSpeedPlay = true;
// Scrubbing only supports straight through play.
// So if looped or cutPreview, we have to fall back to fixed speed.
bFixedSpeedPlay = bFixedSpeedPlay || looped || cutPreview;
if (bFixedSpeedPlay)
{
// Create a TimeTrack if we haven't done so already
if (!mTimeTrack) {
mTimeTrack = p->GetTrackFactory()->NewTimeTrack();
if (!mTimeTrack) {
return;
}
}
// Set the speed range
//mTimeTrack->SetRangeUpper((double)mPlaySpeed / 100.0);
//mTimeTrack->SetRangeLower((double)mPlaySpeed / 100.0);
mTimeTrack->GetEnvelope()->Flatten((double)mPlaySpeed / 100.0);
}
// Pop up the button
SetButton(false, mButtons[TTB_PlaySpeed]);
// If IO is busy, abort immediately
if (gAudioIO->IsBusy()) {
p->GetControlToolBar()->StopPlaying();
}
// Get the current play region
double playRegionStart, playRegionEnd;
p->GetPlayRegion(&playRegionStart, &playRegionEnd);
// Start playing
if (playRegionStart < 0)
return;
if (bFixedSpeedPlay)
{
AudioIOStartStreamOptions options(p->GetDefaultPlayOptions());
options.playLooped = looped;
// No need to set cutPreview options.
// Due to a rather hacky approach, the appearance is used
// to signal use of cutpreview to code below.
options.timeTrack = mTimeTrack.get();
ControlToolBar::PlayAppearance appearance =
cutPreview ? ControlToolBar::PlayAppearance::CutPreview
: looped ? ControlToolBar::PlayAppearance::Looped
: ControlToolBar::PlayAppearance::Straight;
p->GetControlToolBar()->PlayPlayRegion
(SelectedRegion(playRegionStart, playRegionEnd),
options,
PlayMode::normalPlay,
appearance);
}
else
{
Scrubber &Scrubber = p->GetScrubber();
Scrubber.StartSpeedPlay(GetPlaySpeed(), playRegionStart, playRegionEnd);
}
}
