EffectNyquist::EffectNyquist(wxString fName)
{
mAction = _("Applying Nyquist Effect...");
mInputCmd = wxEmptyString;
mCmd = wxEmptyString;
SetEffectFlags(HIDDEN_EFFECT);
mInteractive = false;
mExternal = false;
mCompiler = false;
mDebug = false;
mIsSal = false;
mOK = false;
mStop = false;
mBreak = false;
mCont = false;
if (fName == wxT("")) {
// Interactive Nyquist
mOK = true;
mInteractive = true;
mName = _("Nyquist Prompt...");
SetEffectFlags(PROCESS_EFFECT | BUILTIN_EFFECT | ADVANCED_EFFECT);
return;
}
// wxLogNull dontLog; // Vaughan, 2010-08-27: Why turn off logging? Logging is good!
mName = wxFileName(fName).GetName();
mFileName = wxFileName(fName);
mFileModified = mFileName.GetModificationTime();
ParseFile();
}
void EffectNyquist::ParseFile()
{
wxTextFile f(mFileName.GetFullPath());
if (!f.Open())
return;
mCmd = wxT("");
SetEffectFlags(PROCESS_EFFECT | PLUGIN_EFFECT);
mOK = false;
mIsSal = false;
mControls.Clear();
mDebug = false;
int i;
int len = f.GetLineCount();
wxString line;
for (i = 0; i < len; i++) {
line = f[i];
if (line.Length() > 1 && line[0] == wxT(';')) {
Parse(line);
}
// preserve comments so that SAL effects compile with proper line numbers
mCmd += line + wxT("\n");
}
}
VSTEffect::VSTEffect(const wxString & path)
: mPath(path)
{
mModule = NULL;
mAEffect = NULL;
mInBuffer = NULL;
mOutBuffer = NULL;
mInputs = 0;
mOutputs = 0;
mChannels = 0;
mBlockSize = 0;
memset(&mTimeInfo, 0, sizeof(mTimeInfo));
mTimeInfo.samplePos = 0.0;
mTimeInfo.sampleRate = 44100.0;
mTimeInfo.nanoSeconds = wxGetLocalTimeMillis().ToDouble();
mTimeInfo.tempo = 120.0;
mTimeInfo.timeSigNumerator = 4;
mTimeInfo.timeSigDenominator = 4;
mTimeInfo.flags = kVstTempoValid | kVstNanosValid;
PluginManager & pm = PluginManager::Get();
if (pm.IsRegistered(VSTPLUGINTYPE, mPath)) {
mName = pm.Read(wxT("Name"), wxEmptyString);
mVendor = pm.Read(wxT("Vendor"), wxEmptyString);
mInputs = pm.Read(wxT("Inputs"), 0L);
mOutputs = pm.Read(wxT("Outputs"), 0L);
}
else if (Load()) {
pm.RegisterPlugin(VSTPLUGINTYPE, mPath);
pm.Write(wxT("Name"), mName);
pm.Write(wxT("Vendor"), mVendor);
pm.Write(wxT("Inputs"), mInputs);
pm.Write(wxT("Outputs"), mOutputs);
}
if (mVendor.IsEmpty()) {
mVendor = VSTPLUGINTYPE;
}
if (mName.IsEmpty()) {
wxFileName fn(mPath);
mName = fn.GetName();
}
int flags = PLUGIN_EFFECT;
if (mInputs == 0) {
flags |= INSERT_EFFECT;
}
else if (mOutputs == 0) {
flags |= ANALYZE_EFFECT;
}
else {
flags |= PROCESS_EFFECT;
}
SetEffectFlags(flags);
}
EffectToneGen::EffectToneGen()
{
SetEffectFlags(BUILTIN_EFFECT | INSERT_EFFECT);
mbChirp = false;
mbLogInterpolation = false;
waveform = 0; //sine
frequency[0] = float(440.0); //Hz
frequency[1] = float(1320.0); //Hz
amplitude[0] = float(0.8);
amplitude[1] = float(0.1);
interpolation = 0;
}
VampEffect::VampEffect(Vamp::HostExt::PluginLoader::PluginKey key,
int output,
bool hasParameters,
wxString name,
wxString category) :
mKey(key),
mOutput(output),
mHasParameters(hasParameters),
mName(name),
mRate(0),
mCategory(category),
mPlugin(NULL)
{
SetEffectFlags(PLUGIN_EFFECT | ANALYZE_EFFECT);
}
VampEffect::VampEffect(Vamp::HostExt::PluginLoader::PluginKey key,
int output,
bool hasParameters,
wxString name,
wxString category) :
mKey(key),
mOutput(output),
mHasParameters(hasParameters),
mName(name),
mRate(0),
mCategory(category),
mPlugin(NULL)
{
Vamp::HostExt::PluginLoader *loader = Vamp::HostExt::PluginLoader::getInstance();
mPlugin = loader->loadPlugin(mKey, 48000); // rate doesn't matter here
SetEffectFlags(PLUGIN_EFFECT | ANALYZE_EFFECT);
}
EffectAutoDuck::EffectAutoDuck()
{
SetEffectFlags(BUILTIN_EFFECT | PROCESS_EFFECT | ADVANCED_EFFECT);
gPrefs->Read(wxT("/Effects/AutoDuck/DuckAmountDb"),
&mDuckAmountDb, PARAM_DEFAULT_DUCK_AMOUNT_DB);
gPrefs->Read(wxT("/Effects/AutoDuck/InnerFadeDownLen"),
&mInnerFadeDownLen, PARAM_DEFAULT_INNER_FADE_DOWN_LEN);
gPrefs->Read(wxT("/Effects/AutoDuck/InnerFadeUpLen"),
&mInnerFadeUpLen, PARAM_DEFAULT_INNER_FADE_UP_LEN);
gPrefs->Read(wxT("/Effects/AutoDuck/OuterFadeDownLen"),
&mOuterFadeDownLen, PARAM_DEFAULT_OUTER_FADE_DOWN_LEN);
gPrefs->Read(wxT("/Effects/AutoDuck/OuterFadeUpLen"),
&mOuterFadeUpLen, PARAM_DEFAULT_OUTER_FADE_UP_LEN);
gPrefs->Read(wxT("/Effects/AutoDuck/ThresholdDb"),
&mThresholdDb, PARAM_DEFAULT_THRESHOLD_DB);
gPrefs->Read(wxT("/Effects/AutoDuck/MaximumPause"),
&mMaximumPause, PARAM_DEFAULT_MAXIMUM_PAUSE);
mControlTrack = NULL;
}
void EffectNyquist::SetCommand(wxString cmd)
{
mExternal = true;
mInteractive = false;
mCmd = wxT("");
SetEffectFlags(INSERT_EFFECT | HIDDEN_EFFECT);
mOK = false;
mIsSal = false;
mControls.Clear();
wxStringTokenizer lines(cmd, wxT("\n"));
while (lines.HasMoreTokens()) {
wxString line = lines.GetNextToken();
if (line.Length() > 1 && line[0] == wxT(';')) {
Parse(line);
}
else {
mCmd += line + wxT("\n");
}
}
}
LV2Effect::LV2Effect(const LilvPlugin *data,
const std::set<wxString> & categories)
: mValid(true),
mCategories(categories),
mMidiInput(0),
mLatencyPortIndex(-1)
{
// We don't support any features at all, so if the plugin requires
// any we skip it.
LilvNodes *req = lilv_plugin_get_required_features(data);
size_t nFeatures = lilv_nodes_size(req);
lilv_nodes_free(req);
if (nFeatures > 0)
{
mValid = false;
return;
}
mData = data;
pluginName = GetString(lilv_plugin_get_name(mData), true);
fInBuffer = NULL;
fOutBuffer = NULL;
mLength = 0;
// Allocate buffers for the port indices and the default control values
int numPorts = lilv_plugin_get_num_ports(mData);
float *minimumValues = new float [numPorts];
float *maximumValues = new float [numPorts];
float *defaultValues = new float [numPorts];
// Retrieve the port ranges for all ports (some values may be NaN)
lilv_plugin_get_port_ranges_float(mData, minimumValues,
maximumValues, defaultValues);
// Get info about all ports
for (int i = 0; i < numPorts; i++)
{
const LilvPort *port = lilv_plugin_get_port_by_index(mData, i);
LV2Port internalPort;
internalPort.mIndex = lilv_port_get_index(mData, port);
// Get the port name
LilvNode *tmpName = lilv_port_get_name(mData, port);
internalPort.mName = GetString(tmpName);
lilv_node_free(tmpName);
// Get the scale points
LilvScalePoints* points = lilv_port_get_scale_points(mData, port);
LILV_FOREACH(scale_points, j, points)
{
const LilvScalePoint *point = lilv_scale_points_get(points, j);
internalPort.mScaleValues.Add(lilv_node_as_float(lilv_scale_point_get_value(point)));
internalPort.mScaleLabels.Add(GetString(lilv_scale_point_get_label(point)));
}
lilv_scale_points_free(points);
// Get the groups
LilvNodes *groups = lilv_port_get_value(mData, port, gPortGroup);
if (groups)
{
LilvNode *group = lilv_nodes_get_first(groups);
wxString uri = GetString(group);
wxString label;
const LilvNode *name = lilv_world_get(gWorld, group, gName, NULL);
if (name)
{
label = GetString(name);
}
else
{
// Shouldn't happen, but provide something
label = uri;
}
lilv_nodes_free(groups);
// Check for new group
if (mPortGroups.find(uri) == mPortGroups.end())
{
mPortGroups[uri] = LV2PortGroup(label);
}
#if 0
// Get subgroup
//
// LLL: This isn't right...must find or construct a plugin with
// subgroups.
LilvNodes *subgroup = lilv_node_get_value(mData, port, gSubGroupOf);
if (subgroups)
{
LilvNode *subgroup = lilv_nodes_get_first(subgroups);
wxString uri = GetString(subgroup);
const LilvNode *subgroup = lilv_world_get(gWorld, group, gSubGroupOf, NULL);
wxString label = GetString(name);
lilv_nodes_free(subgroup);
}
else
#endif
{
mRootGroup.AddSubGroup(mPortGroups[uri]);
}
mPortGroups[uri].AddParameter(i);
}
else
{
mRootGroup.AddParameter(i);
}
// Get the port type
if (lilv_port_is_a(mData, port, gAudioPortClass))
{
if (lilv_port_is_a(mData, port, gInputPortClass))
{
mAudioInputs.Add(internalPort);
}
else if (lilv_port_is_a(mData, port, gOutputPortClass))
{
mAudioOutputs.Add(internalPort);
}
}
else if (lilv_port_is_a(mData, port, gControlPortClass) &&
lilv_port_is_a(mData, port, gInputPortClass))
{
internalPort.mControlBuffer = float(1.0);
internalPort.mMin = minimumValues[i];
internalPort.mMax = maximumValues[i];
internalPort.mDefault = defaultValues[i];
if (isfinite(defaultValues[i]))
{
internalPort.mControlBuffer = defaultValues[i];
}
else if (isfinite(minimumValues[i]))
{
internalPort.mControlBuffer = minimumValues[i];
}
else if (isfinite(maximumValues[i]))
{
internalPort.mControlBuffer = maximumValues[i];
}
if (lilv_port_has_property(mData, port, gPortToggled))
{
internalPort.mToggle = true;
}
else if (lilv_port_has_property(mData, port, gPortIsInteger))
{
internalPort.mInteger = true;
}
else if (lilv_port_has_property(mData, port, gPortIsSampleRate))
{
internalPort.mSampleRate = true;
}
else if (lilv_port_has_property(mData, port, gPortIsEnumeration))
{
internalPort.mEnumeration = true;
}
mControlInputs.Add(internalPort);
}
else if (lilv_port_is_a(mData, port, gControlPortClass) &&
lilv_port_is_a(mData, port, gOutputPortClass))
{
// If there is more than one latency port, the plugin is invalid
if (lilv_port_has_property(mData, port, gPortIsLatency))
{
if (mLatencyPortIndex >= 0)
{
mValid = false;
continue;
}
mLatencyPortIndex = i;
}
else if (!lilv_port_has_property(mData, port, gPortIsOptional))
{
mControlOutputs.Add(internalPort);
}
}
else if (lilv_port_is_a(mData, port, gMidiPortClass) &&
lilv_port_is_a(mData, port, gInputPortClass))
{
// If there is more than one MIDI input port, the plugin is invalid
if (mMidiInput)
{
mValid = false;
continue;
}
mMidiInput = new LV2Port(internalPort);
}
else
{
// Unknown port type, we set the invalid flag
// mValid = false;
}
}
delete [] minimumValues;
delete [] maximumValues;
delete [] defaultValues;
// MIDI synths may not have any audio inputs.
if (mMidiInput && mAudioInputs.GetCount() > 0)
{
mValid = false;
}
// Determine whether the plugin is a generator, effect or analyser
// depending on the number of ports of each type (not completely accurate,
// but works most of the time)
int flags = PLUGIN_EFFECT;
if (mAudioInputs.GetCount() == 0)
{
flags |= INSERT_EFFECT;
}
else if (mAudioOutputs.GetCount() == 0)
{
flags |= ANALYZE_EFFECT;
}
else
{
flags |= PROCESS_EFFECT;
}
SetEffectFlags(flags);
}
LadspaEffect::LadspaEffect(const LADSPA_Descriptor *data,
const std::set<wxString>& categories)
: mCategories(categories) {
mData = data;
pluginName = LAT1CTOWX(mData->Name);
fInBuffer = NULL;
fOutBuffer = NULL;
inputs = 0;
outputs = 0;
numInputControls = 0;
mLength = 0;
unsigned long p;
inputPorts = new unsigned long [mData->PortCount];
outputPorts = new unsigned long [mData->PortCount];
inputControls = new float [mData->PortCount];
outputControls = new float [mData->PortCount];
for(p=0; p<mData->PortCount; p++) {
LADSPA_PortDescriptor d = mData->PortDescriptors[p];
if (LADSPA_IS_PORT_AUDIO(d)) {
if (LADSPA_IS_PORT_INPUT(d)) {
inputPorts[inputs] = p;
inputs++;
}
else if (LADSPA_IS_PORT_OUTPUT(d)) {
outputPorts[outputs] = p;
outputs++;
}
}
if (LADSPA_IS_PORT_CONTROL(d) &&
LADSPA_IS_PORT_INPUT(d)) {
numInputControls++;
float val = float(1.0);
LADSPA_PortRangeHint hint = mData->PortRangeHints[p];
if (LADSPA_IS_HINT_BOUNDED_BELOW(hint.HintDescriptor) &&
val < hint.LowerBound)
val = hint.LowerBound;
if (LADSPA_IS_HINT_BOUNDED_ABOVE(hint.HintDescriptor) &&
val > hint.UpperBound)
val = hint.UpperBound;
if (LADSPA_IS_HINT_DEFAULT_MINIMUM(hint.HintDescriptor))
val = hint.LowerBound;
if (LADSPA_IS_HINT_DEFAULT_LOW(hint.HintDescriptor))
val = hint.LowerBound * 0.75f + hint.UpperBound * 0.25f;
if (LADSPA_IS_HINT_DEFAULT_MIDDLE(hint.HintDescriptor))
val = hint.LowerBound * 0.5f + hint.UpperBound * 0.5f;
if (LADSPA_IS_HINT_DEFAULT_HIGH(hint.HintDescriptor))
val = hint.LowerBound * 0.25f + hint.UpperBound * 0.75f;
if (LADSPA_IS_HINT_DEFAULT_MAXIMUM(hint.HintDescriptor))
val = hint.UpperBound;
if (LADSPA_IS_HINT_SAMPLE_RATE(hint.HintDescriptor))
val *= mProjectRate;
if (LADSPA_IS_HINT_DEFAULT_0(hint.HintDescriptor))
val = 0.0f;
if (LADSPA_IS_HINT_DEFAULT_1(hint.HintDescriptor))
val = 1.0f;
if (LADSPA_IS_HINT_DEFAULT_100(hint.HintDescriptor))
val = 100.0f;
if (LADSPA_IS_HINT_DEFAULT_440(hint.HintDescriptor))
val = 440.0f;
inputControls[p] = val;
}
}
int flags = PLUGIN_EFFECT;
if (inputs == 0)
flags |= INSERT_EFFECT;
else if (outputs == 0)
flags |= ANALYZE_EFFECT;
else
flags |= PROCESS_EFFECT;
SetEffectFlags(flags);
}
EffectFindClipping::EffectFindClipping()
{
SetEffectFlags(BUILTIN_EFFECT | ANALYZE_EFFECT);
mStart = 3;
mStop = 3;
}
LV2Effect::LV2Effect(SLV2Plugin data,
const std::set<wxString>& categories)
: mValid(true),
mCategories(categories),
mMidiInput(0),
mScalePointsRetrieved(false),
mPortGroupsRetrieved(false) {
// We don't support any features at all, so if the plugin requires
// any we skip it.
SLV2Values req = slv2_plugin_get_required_features(data);
size_t nFeatures = slv2_values_size(req);
slv2_values_free(req);
if (nFeatures > 0) {
mValid = false;
return;
}
mData = data;
pluginName =
wxString::FromUTF8(slv2_value_as_string(slv2_plugin_get_name(mData)));
fInBuffer = NULL;
fOutBuffer = NULL;
mLength = 0;
uint32_t p;
// Allocate buffers for the port indices and the default control values
uint32_t numPorts = slv2_plugin_get_num_ports(mData);
float* minimumValues = new float [numPorts];
float* maximumValues = new float [numPorts];
float* defaultValues = new float [numPorts];
// Retrieve the port ranges for all ports (some values may be NaN)
slv2_plugin_get_port_ranges_float(mData, minimumValues,
maximumValues, defaultValues);
// Get info about all ports
for(p = 0; p < numPorts; p++) {
SLV2Port port = slv2_plugin_get_port_by_index(mData, p);
LV2Port internalPort;
internalPort.mIndex = p;
// Get the port name
SLV2Value tmpName = slv2_port_get_name(data, port);
internalPort.mName = LAT1CTOWX(slv2_value_as_string(tmpName));
slv2_value_free(tmpName);
// Get the port type
if (slv2_port_is_a(mData, port, gAudioPortClass)) {
if (slv2_port_is_a(mData, port, gInputPortClass))
mAudioInputs.push_back(internalPort);
else if (slv2_port_is_a(mData, port, gOutputPortClass))
mAudioOutputs.push_back(internalPort);
}
else if (slv2_port_is_a(mData, port, gControlPortClass) &&
slv2_port_is_a(mData, port, gInputPortClass)) {
internalPort.mControlBuffer = float(1.0);
internalPort.mMin = minimumValues[p];
internalPort.mMax = maximumValues[p];
internalPort.mDefault = defaultValues[p];
if (std::isfinite(defaultValues[p]))
internalPort.mControlBuffer = defaultValues[p];
else if (std::isfinite(minimumValues[p]))
internalPort.mControlBuffer = minimumValues[p];
else if (std::isfinite(maximumValues[p]))
internalPort.mControlBuffer = maximumValues[p];
if (slv2_port_has_property(data, port, gPortToggled))
internalPort.mToggle = true;
if (slv2_port_has_property(data, port, gPortIsInteger))
internalPort.mInteger = true;
if (slv2_port_has_property(data, port, gPortIsSampleRate))
internalPort.mSampleRate = true;
mControlInputs.push_back(internalPort);
}
else if (slv2_port_is_a(mData, port, gMidiPortClass) &&
slv2_port_is_a(mData, port, gInputPortClass)) {
// If there are more than one MIDI input ports, the plugin is invalid
if (mMidiInput) {
mValid = false;
continue;
}
mMidiInput = new LV2Port(internalPort);
}
else {
// Unknown port type, we set the invalid flag
mValid = false;
}
}
delete [] minimumValues;
delete [] maximumValues;
delete [] defaultValues;
// MIDI synths may not have any audio inputs.
if (mMidiInput && mAudioInputs.size() > 0)
mValid = false;
// Determine whether the plugin is a generator, effect or analyser
// depending on the number of ports of each type (not completely accurate,
// but works most of the time)
int flags = PLUGIN_EFFECT;
if (mAudioInputs.size() == 0)
flags |= INSERT_EFFECT;
else if (mAudioOutputs.size() == 0)
flags |= ANALYZE_EFFECT;
else
flags |= PROCESS_EFFECT;
SetEffectFlags(flags);
}
void EffectNyquist::Parse(wxString line)
{
wxArrayString tokens;
int i;
int len = line.Length();
bool sl = false;
bool q = false;
wxString tok = wxT("");
for (i = 1; i < len; i++) {
wxChar c = line[i];
if (c == wxT('\\')) {
sl = true;
}
else if (c == wxT('"')) {
q = !q;
}
else {
if ((!q && !sl && c == wxT(' ')) || c == wxT('\t')) {
tokens.Add(tok);
tok = wxT("");
}
else if (sl && c == wxT('n')) {
tok += wxT('\n');
}
else {
tok += c;
}
sl = false;
}
}
if (tok != wxT("")) {
tokens.Add(tok);
}
len = tokens.GetCount();
if (len < 1) {
return;
}
if (len == 2 && tokens[0] == wxT("nyquist") && tokens[1] == wxT("plug-in")) {
mOK = true;
return;
}
if (len >= 2 && tokens[0] == wxT("type")) {
if (tokens[1] == wxT("process")) {
SetEffectFlags(PROCESS_EFFECT | PLUGIN_EFFECT);
}
else if (tokens[1] == wxT("generate")) {
SetEffectFlags(INSERT_EFFECT | PLUGIN_EFFECT);
}
else if (tokens[1] == wxT("analyze")) {
SetEffectFlags(ANALYZE_EFFECT | PLUGIN_EFFECT);
}
return;
}
if (len == 2 && tokens[0] == wxT("codetype")) {
if (tokens[1] == wxT("lisp")) {
mIsSal = false;
}
else if (tokens[1] == wxT("sal")) {
mIsSal = true;
}
return;
}
if (len >= 2 && tokens[0] == wxT("debugflags")) {
for (int i = 1; i < len; i++) {
// Note: "trace" and "notrace" are overridden by "Debug" and "OK"
// buttons if the plug-in generates a dialog box by using controls
if (tokens[i] == wxT("trace")) {
mDebug = true;
}
else if (tokens[i] == wxT("notrace")) {
mDebug = false;
}
else if (tokens[i] == wxT("compiler")) {
mCompiler = true;
}
else if (tokens[i] == wxT("nocompiler")) {
mCompiler = false;
}
}
return;
}
// We support versions 1, 2 and 3
// (Version 2 added support for string parameters.)
// (Version 3 added support for choice parameters.)
if (len >= 2 && tokens[0] == wxT("version")) {
if (tokens[1] != wxT("1") && tokens[1] != wxT("2") && tokens[1] != wxT("3")) {
// This is an unsupported plug-in version
mOK = false;
return;
}
}
if (len >= 2 && tokens[0] == wxT("name")) {
mName = UnQuote(tokens[1]);
return;
}
if (len >= 2 && tokens[0] == wxT("action")) {
mAction = UnQuote(tokens[1]);
return;
}
if (len >= 2 && tokens[0] == wxT("info")) {
mInfo = UnQuote(tokens[1]);
return;
}
if (len >= 6 && tokens[0] == wxT("control")) {
NyqControl ctrl;
ctrl.var = tokens[1];
ctrl.name = tokens[2];
ctrl.label = tokens[4];
ctrl.valStr = tokens[5];
if (tokens[3] == wxT("string")) {
ctrl.type = NYQ_CTRL_STRING;
}
else if (tokens[ 3 ] == wxT("choice")) {
ctrl.type = NYQ_CTRL_CHOICE;
}
else {
if (len < 8) {
return;
}
if ((tokens[3] == wxT("real")) ||
(tokens[3] == wxT("float"))) // undocumented, but useful, alternative
ctrl.type = NYQ_CTRL_REAL;
else if (tokens[3] == wxT("int"))
ctrl.type = NYQ_CTRL_INT;
else
{
wxString str;
str.Printf(_("Bad Nyquist 'control' type specification: '%s' in plugin file '%s'.\nControl not created."),
tokens[3].c_str(), mFileName.GetFullPath().c_str());
// Too disturbing to show alert before Audacity frame is up.
// wxMessageBox(str, wxT("Nyquist Warning"), wxOK | wxICON_EXCLAMATION);
// Note that the AudacityApp's mLogger has not yet been created,
// so this brings up an alert box, but after the Audacity frame is up.
wxLogWarning(str);
return;
}
ctrl.lowStr = tokens[6];
ctrl.highStr = tokens[7];
}
ctrl.val = UNINITIALIZED_CONTROL;
mControls.Add(ctrl);
}
if (len >= 2 && tokens[0] == wxT("categories")) {
for (size_t i = 1; i < tokens.GetCount(); ++i) {
mCategories.Add(tokens[i]);
}
}
}
