lbajardsilogic@0: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
lbajardsilogic@0: 
lbajardsilogic@0: /*
lbajardsilogic@0:     Sonic Visualiser
lbajardsilogic@0:     An audio file viewer and annotation editor.
lbajardsilogic@0:     Centre for Digital Music, Queen Mary, University of London.
lbajardsilogic@0:     
lbajardsilogic@0:     This program is free software; you can redistribute it and/or
lbajardsilogic@0:     modify it under the terms of the GNU General Public License as
lbajardsilogic@0:     published by the Free Software Foundation; either version 2 of the
lbajardsilogic@0:     License, or (at your option) any later version.  See the file
lbajardsilogic@0:     COPYING included with this distribution for more information.
lbajardsilogic@0: */
lbajardsilogic@0: 
lbajardsilogic@0: /*
lbajardsilogic@0:    This is a modified version of a source file from the 
lbajardsilogic@0:    Rosegarden MIDI and audio sequencer and notation editor.
lbajardsilogic@0:    This file copyright 2000-2006 Chris Cannam, Richard Bown, and QMUL.
lbajardsilogic@0: */
lbajardsilogic@0: 
lbajardsilogic@0: #include <iostream>
lbajardsilogic@0: #include <cassert>
lbajardsilogic@0: 
lbajardsilogic@0: #include "LADSPAPluginInstance.h"
lbajardsilogic@0: #include "LADSPAPluginFactory.h"
lbajardsilogic@0: 
lbajardsilogic@0: #ifdef HAVE_LRDF
lbajardsilogic@0: #include "lrdf.h"
lbajardsilogic@0: #endif // HAVE_LRDF
lbajardsilogic@0: 
lbajardsilogic@0: //#define DEBUG_LADSPA 1
lbajardsilogic@0: 
lbajardsilogic@0: #include <cmath>
lbajardsilogic@0: 
lbajardsilogic@0: 
lbajardsilogic@0: LADSPAPluginInstance::LADSPAPluginInstance(RealTimePluginFactory *factory,
lbajardsilogic@0: 					   int clientId,
lbajardsilogic@0: 					   QString identifier,
lbajardsilogic@0:                                            int position,
lbajardsilogic@0: 					   unsigned long sampleRate,
lbajardsilogic@0: 					   size_t blockSize,
lbajardsilogic@0: 					   int idealChannelCount,
lbajardsilogic@0:                                            const LADSPA_Descriptor* descriptor) :
lbajardsilogic@0:     RealTimePluginInstance(factory, identifier),
lbajardsilogic@0:     m_client(clientId),
lbajardsilogic@0:     m_position(position),
lbajardsilogic@0:     m_instanceCount(0),
lbajardsilogic@0:     m_descriptor(descriptor),
lbajardsilogic@0:     m_blockSize(blockSize),
lbajardsilogic@0:     m_sampleRate(sampleRate),
lbajardsilogic@0:     m_latencyPort(0),
lbajardsilogic@0:     m_run(false),
lbajardsilogic@0:     m_bypassed(false)
lbajardsilogic@0: {
lbajardsilogic@0:     init(idealChannelCount);
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_audioPortsIn.size() == 0) {
lbajardsilogic@0:         m_inputBuffers = 0;
lbajardsilogic@0:     } else {
lbajardsilogic@0:         m_inputBuffers  = new sample_t*[m_instanceCount * m_audioPortsIn.size()];
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_audioPortsOut.size() == 0) {
lbajardsilogic@0:         m_outputBuffers = 0;
lbajardsilogic@0:     } else {
lbajardsilogic@0:         m_outputBuffers = new sample_t*[m_instanceCount * m_audioPortsOut.size()];
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     for (size_t i = 0; i < m_instanceCount * m_audioPortsIn.size(); ++i) {
lbajardsilogic@0: 	m_inputBuffers[i] = new sample_t[blockSize];
lbajardsilogic@0:     }
lbajardsilogic@0:     for (size_t i = 0; i < m_instanceCount * m_audioPortsOut.size(); ++i) {
lbajardsilogic@0: 	m_outputBuffers[i] = new sample_t[blockSize];
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     m_ownBuffers = true;
lbajardsilogic@0: 
lbajardsilogic@0:     instantiate(sampleRate);
lbajardsilogic@0:     if (isOK()) {
lbajardsilogic@0: 	connectPorts();
lbajardsilogic@0: 	activate();
lbajardsilogic@0:     }
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: std::string
lbajardsilogic@0: LADSPAPluginInstance::getIdentifier() const
lbajardsilogic@0: {
lbajardsilogic@0:     return m_descriptor->Label;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: std::string
lbajardsilogic@0: LADSPAPluginInstance::getName() const
lbajardsilogic@0: {
lbajardsilogic@0:     return m_descriptor->Name;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: std::string 
lbajardsilogic@0: LADSPAPluginInstance::getDescription() const
lbajardsilogic@0: {
lbajardsilogic@0:     return "";
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: std::string
lbajardsilogic@0: LADSPAPluginInstance::getMaker() const
lbajardsilogic@0: {
lbajardsilogic@0:     return m_descriptor->Maker;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: int
lbajardsilogic@0: LADSPAPluginInstance::getPluginVersion() const
lbajardsilogic@0: {
lbajardsilogic@0:     return 1;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: std::string
lbajardsilogic@0: LADSPAPluginInstance::getCopyright() const
lbajardsilogic@0: {
lbajardsilogic@0:     return m_descriptor->Copyright;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: LADSPAPluginInstance::ParameterList
lbajardsilogic@0: LADSPAPluginInstance::getParameterDescriptors() const
lbajardsilogic@0: {
lbajardsilogic@0:     ParameterList list;
lbajardsilogic@0:     LADSPAPluginFactory *f = dynamic_cast<LADSPAPluginFactory *>(m_factory);
lbajardsilogic@0:     
lbajardsilogic@0:     for (unsigned int i = 0; i < m_controlPortsIn.size(); ++i) {
lbajardsilogic@0:         
lbajardsilogic@0:         ParameterDescriptor pd;
lbajardsilogic@0:         unsigned int pn = m_controlPortsIn[i].first;
lbajardsilogic@0: 
lbajardsilogic@0:         pd.identifier = m_descriptor->PortNames[pn];
lbajardsilogic@0:         pd.name = pd.identifier;
lbajardsilogic@0:         pd.description = "";
lbajardsilogic@0:         pd.minValue = f->getPortMinimum(m_descriptor, pn);
lbajardsilogic@0:         pd.maxValue = f->getPortMaximum(m_descriptor, pn);
lbajardsilogic@0:         pd.defaultValue = f->getPortDefault(m_descriptor, pn);
lbajardsilogic@0: 
lbajardsilogic@0:         float q = f->getPortQuantization(m_descriptor, pn);
lbajardsilogic@0:         if (q == 0.0) {
lbajardsilogic@0:             pd.isQuantized = false;
lbajardsilogic@0:         } else {
lbajardsilogic@0:             pd.isQuantized = true;
lbajardsilogic@0:             pd.quantizeStep = q;
lbajardsilogic@0:         }
lbajardsilogic@0: 
lbajardsilogic@0:         bool haveLabels = false;
lbajardsilogic@0: 
lbajardsilogic@0: #ifdef HAVE_LRDF
lbajardsilogic@0:         if (pd.isQuantized && pd.quantizeStep == 1.0) {
lbajardsilogic@0: 
lbajardsilogic@0:             lrdf_defaults *defaults =
lbajardsilogic@0:                 lrdf_get_scale_values(m_descriptor->UniqueID, pn);
lbajardsilogic@0: 
lbajardsilogic@0:             if (defaults) {
lbajardsilogic@0:                 if (defaults->count > 0) {
lbajardsilogic@0:                     std::map<int, std::string> values;
lbajardsilogic@0:                     size_t v = 0;
lbajardsilogic@0:                     for (size_t i = 0; i < defaults->count; ++i) {
lbajardsilogic@0:                         v = size_t(lrintf(fabsf(defaults->items[i].value)));
lbajardsilogic@0:                         values[v] = defaults->items[i].label;
lbajardsilogic@0:                     }
lbajardsilogic@0:                     for (size_t i = 0; i <= v; ++i) {
lbajardsilogic@0:                         pd.valueNames.push_back(values[i]);
lbajardsilogic@0:                     }
lbajardsilogic@0:                     haveLabels = true;
lbajardsilogic@0:                 }
lbajardsilogic@0:                 lrdf_free_setting_values(defaults);
lbajardsilogic@0:             }
lbajardsilogic@0:         }
lbajardsilogic@0: #endif
lbajardsilogic@0: 
lbajardsilogic@0:         if (haveLabels) {
lbajardsilogic@0:             pd.name = QString(pd.name.c_str())
lbajardsilogic@0:                 .replace(QRegExp("\\([^\\(\\)]+=[^\\(\\)]+\\)$"), "")
lbajardsilogic@0:                 .toStdString();
lbajardsilogic@0:         } else {
lbajardsilogic@0:             static QRegExp unitRE("[\\[\\(]([A-Za-z0-9/]+)[\\)\\]]$");
lbajardsilogic@0:             if (unitRE.indexIn(pd.name.c_str()) >= 0) {
lbajardsilogic@0:                 pd.unit = unitRE.cap(1).toStdString();
lbajardsilogic@0:                 pd.name = QString(pd.name.c_str())
lbajardsilogic@0:                     .replace(unitRE, "").toStdString();
lbajardsilogic@0:             }
lbajardsilogic@0:         }
lbajardsilogic@0: 
lbajardsilogic@0:         list.push_back(pd);
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     return list;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: float
lbajardsilogic@0: LADSPAPluginInstance::getParameter(std::string id) const
lbajardsilogic@0: {
lbajardsilogic@0:     for (unsigned int i = 0; i < m_controlPortsIn.size(); ++i) {
lbajardsilogic@0:         if (id == m_descriptor->PortNames[m_controlPortsIn[i].first]) {
lbajardsilogic@0:             return getParameterValue(i);
lbajardsilogic@0:         }
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     return 0.0;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: LADSPAPluginInstance::setParameter(std::string id, float value)
lbajardsilogic@0: {
lbajardsilogic@0:     for (unsigned int i = 0; i < m_controlPortsIn.size(); ++i) {
lbajardsilogic@0:         if (id == m_descriptor->PortNames[m_controlPortsIn[i].first]) {
lbajardsilogic@0: #ifdef DEBUG_LADSPA
lbajardsilogic@0:             std::cerr << "LADSPAPluginInstance::setParameter: Found id "
lbajardsilogic@0:                       << id << " at control port " << i << std::endl;
lbajardsilogic@0: #endif
lbajardsilogic@0:             setParameterValue(i, value);
lbajardsilogic@0:             break;
lbajardsilogic@0:         }
lbajardsilogic@0:     }
lbajardsilogic@0: }    
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: LADSPAPluginInstance::init(int idealChannelCount)
lbajardsilogic@0: {
lbajardsilogic@0: #ifdef DEBUG_LADSPA
lbajardsilogic@0:     std::cerr << "LADSPAPluginInstance::init(" << idealChannelCount << "): plugin has "
lbajardsilogic@0: 	      << m_descriptor->PortCount << " ports" << std::endl;
lbajardsilogic@0: #endif
lbajardsilogic@0: 
lbajardsilogic@0:     // Discover ports numbers and identities
lbajardsilogic@0:     //
lbajardsilogic@0:     for (unsigned long i = 0; i < m_descriptor->PortCount; ++i) {
lbajardsilogic@0: 
lbajardsilogic@0:         if (LADSPA_IS_PORT_AUDIO(m_descriptor->PortDescriptors[i])) {
lbajardsilogic@0: 
lbajardsilogic@0:             if (LADSPA_IS_PORT_INPUT(m_descriptor->PortDescriptors[i])) {
lbajardsilogic@0: #ifdef DEBUG_LADSPA
lbajardsilogic@0: 		std::cerr << "LADSPAPluginInstance::init: port " << i << " is audio in" << std::endl;
lbajardsilogic@0: #endif
lbajardsilogic@0:                 m_audioPortsIn.push_back(i);
lbajardsilogic@0: 	    } else {
lbajardsilogic@0: #ifdef DEBUG_LADSPA
lbajardsilogic@0: 		std::cerr << "LADSPAPluginInstance::init: port " << i << " is audio out" << std::endl;
lbajardsilogic@0: #endif
lbajardsilogic@0:                 m_audioPortsOut.push_back(i);
lbajardsilogic@0: 	    }
lbajardsilogic@0: 
lbajardsilogic@0:         } else if (LADSPA_IS_PORT_CONTROL(m_descriptor->PortDescriptors[i])) {
lbajardsilogic@0: 
lbajardsilogic@0: 	    if (LADSPA_IS_PORT_INPUT(m_descriptor->PortDescriptors[i])) {
lbajardsilogic@0: 
lbajardsilogic@0: #ifdef DEBUG_LADSPA
lbajardsilogic@0: 		std::cerr << "LADSPAPluginInstance::init: port " << i << " is control in" << std::endl;
lbajardsilogic@0: #endif
lbajardsilogic@0: 		LADSPA_Data *data = new LADSPA_Data(0.0);
lbajardsilogic@0: 		m_controlPortsIn.push_back(
lbajardsilogic@0:                     std::pair<unsigned long, LADSPA_Data*>(i, data));
lbajardsilogic@0: 
lbajardsilogic@0: 	    } else {
lbajardsilogic@0: 
lbajardsilogic@0: #ifdef DEBUG_LADSPA
lbajardsilogic@0: 		std::cerr << "LADSPAPluginInstance::init: port " << i << " is control out" << std::endl;
lbajardsilogic@0: #endif
lbajardsilogic@0: 		LADSPA_Data *data = new LADSPA_Data(0.0);
lbajardsilogic@0: 		m_controlPortsOut.push_back(
lbajardsilogic@0:                     std::pair<unsigned long, LADSPA_Data*>(i, data));
lbajardsilogic@0: 		if (!strcmp(m_descriptor->PortNames[i], "latency") ||
lbajardsilogic@0: 		    !strcmp(m_descriptor->PortNames[i], "_latency")) {
lbajardsilogic@0: #ifdef DEBUG_LADSPA
lbajardsilogic@0: 		    std::cerr << "Wooo! We have a latency port!" << std::endl;
lbajardsilogic@0: #endif
lbajardsilogic@0: 		    m_latencyPort = data;
lbajardsilogic@0: 		}
lbajardsilogic@0: 
lbajardsilogic@0: 	    }
lbajardsilogic@0:         }
lbajardsilogic@0: #ifdef DEBUG_LADSPA
lbajardsilogic@0:         else
lbajardsilogic@0:             std::cerr << "LADSPAPluginInstance::init - "
lbajardsilogic@0:                       << "unrecognised port type" << std::endl;
lbajardsilogic@0: #endif
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     m_instanceCount = 1;
lbajardsilogic@0: 
lbajardsilogic@0:     if (idealChannelCount > 0) {
lbajardsilogic@0: 	if (m_audioPortsIn.size() == 1) {
lbajardsilogic@0: 	    // mono plugin: duplicate it if need be
lbajardsilogic@0: 	    m_instanceCount = idealChannelCount;
lbajardsilogic@0: 	}
lbajardsilogic@0:     }
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: size_t
lbajardsilogic@0: LADSPAPluginInstance::getLatency()
lbajardsilogic@0: {
lbajardsilogic@0:     if (m_latencyPort) {
lbajardsilogic@0: 	if (!m_run) {
lbajardsilogic@0:             for (size_t i = 0; i < getAudioInputCount(); ++i) {
lbajardsilogic@0:                 for (size_t j = 0; j < m_blockSize; ++j) {
lbajardsilogic@0:                     m_inputBuffers[i][j] = 0.f;
lbajardsilogic@0:                 }
lbajardsilogic@0:             }
lbajardsilogic@0:             run(Vamp::RealTime::zeroTime);
lbajardsilogic@0:         }
lbajardsilogic@0: 	if (*m_latencyPort > 0) return (size_t)*m_latencyPort;
lbajardsilogic@0:     }
lbajardsilogic@0:     return 0;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: LADSPAPluginInstance::silence()
lbajardsilogic@0: {
lbajardsilogic@0:     if (isOK()) {
lbajardsilogic@0: 	deactivate();
lbajardsilogic@0: 	activate();
lbajardsilogic@0:     }
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: LADSPAPluginInstance::setIdealChannelCount(size_t channels)
lbajardsilogic@0: {
lbajardsilogic@0:     if (m_audioPortsIn.size() != 1 || channels == m_instanceCount) {
lbajardsilogic@0: 	silence();
lbajardsilogic@0: 	return;
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     if (isOK()) {
lbajardsilogic@0: 	deactivate();
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     //!!! don't we need to reallocate inputBuffers and outputBuffers?
lbajardsilogic@0: 
lbajardsilogic@0:     cleanup();
lbajardsilogic@0:     m_instanceCount = channels;
lbajardsilogic@0:     instantiate(m_sampleRate);
lbajardsilogic@0:     if (isOK()) {
lbajardsilogic@0: 	connectPorts();
lbajardsilogic@0: 	activate();
lbajardsilogic@0:     }
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: 
lbajardsilogic@0: LADSPAPluginInstance::~LADSPAPluginInstance()
lbajardsilogic@0: {
lbajardsilogic@0: #ifdef DEBUG_LADSPA
lbajardsilogic@0:     std::cerr << "LADSPAPluginInstance::~LADSPAPluginInstance" << std::endl;
lbajardsilogic@0: #endif
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_instanceHandles.size() != 0) { // "isOK()"
lbajardsilogic@0: 	deactivate();
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     cleanup();
lbajardsilogic@0: 
lbajardsilogic@0:     for (unsigned int i = 0; i < m_controlPortsIn.size(); ++i)
lbajardsilogic@0:         delete m_controlPortsIn[i].second;
lbajardsilogic@0: 
lbajardsilogic@0:     for (unsigned int i = 0; i < m_controlPortsOut.size(); ++i)
lbajardsilogic@0:         delete m_controlPortsOut[i].second;
lbajardsilogic@0: 
lbajardsilogic@0:     m_controlPortsIn.clear();
lbajardsilogic@0:     m_controlPortsOut.clear();
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_ownBuffers) {
lbajardsilogic@0: 	for (size_t i = 0; i < m_instanceCount * m_audioPortsIn.size(); ++i) {
lbajardsilogic@0: 	    delete[] m_inputBuffers[i];
lbajardsilogic@0: 	}
lbajardsilogic@0: 	for (size_t i = 0; i < m_instanceCount * m_audioPortsOut.size(); ++i) {
lbajardsilogic@0: 	    delete[] m_outputBuffers[i];
lbajardsilogic@0: 	}
lbajardsilogic@0: 
lbajardsilogic@0: 	delete[] m_inputBuffers;
lbajardsilogic@0: 	delete[] m_outputBuffers;
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     m_audioPortsIn.clear();
lbajardsilogic@0:     m_audioPortsOut.clear();
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: LADSPAPluginInstance::instantiate(unsigned long sampleRate)
lbajardsilogic@0: {
lbajardsilogic@0: #ifdef DEBUG_LADSPA
lbajardsilogic@0:     std::cout << "LADSPAPluginInstance::instantiate - plugin unique id = "
lbajardsilogic@0:               << m_descriptor->UniqueID << std::endl;
lbajardsilogic@0: #endif
lbajardsilogic@0:     if (!m_descriptor) return;
lbajardsilogic@0: 
lbajardsilogic@0:     if (!m_descriptor->instantiate) {
lbajardsilogic@0: 	std::cerr << "Bad plugin: plugin id " << m_descriptor->UniqueID
lbajardsilogic@0: 		  << ":" << m_descriptor->Label
lbajardsilogic@0: 		  << " has no instantiate method!" << std::endl;
lbajardsilogic@0: 	return;
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     for (size_t i = 0; i < m_instanceCount; ++i) {
lbajardsilogic@0: 	m_instanceHandles.push_back
lbajardsilogic@0: 	    (m_descriptor->instantiate(m_descriptor, sampleRate));
lbajardsilogic@0:     }
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: LADSPAPluginInstance::activate()
lbajardsilogic@0: {
lbajardsilogic@0:     if (!m_descriptor || !m_descriptor->activate) return;
lbajardsilogic@0: 
lbajardsilogic@0:     for (std::vector<LADSPA_Handle>::iterator hi = m_instanceHandles.begin();
lbajardsilogic@0: 	 hi != m_instanceHandles.end(); ++hi) {
lbajardsilogic@0: 	m_descriptor->activate(*hi);
lbajardsilogic@0:     }
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: LADSPAPluginInstance::connectPorts()
lbajardsilogic@0: {
lbajardsilogic@0:     if (!m_descriptor || !m_descriptor->connect_port) return;
lbajardsilogic@0: 
lbajardsilogic@0:     assert(sizeof(LADSPA_Data) == sizeof(float));
lbajardsilogic@0:     assert(sizeof(sample_t) == sizeof(float));
lbajardsilogic@0: 
lbajardsilogic@0:     LADSPAPluginFactory *f = dynamic_cast<LADSPAPluginFactory *>(m_factory);
lbajardsilogic@0:     int inbuf = 0, outbuf = 0;
lbajardsilogic@0: 
lbajardsilogic@0:     for (std::vector<LADSPA_Handle>::iterator hi = m_instanceHandles.begin();
lbajardsilogic@0: 	 hi != m_instanceHandles.end(); ++hi) {
lbajardsilogic@0: 
lbajardsilogic@0: 	for (unsigned int i = 0; i < m_audioPortsIn.size(); ++i) {
lbajardsilogic@0: 	    m_descriptor->connect_port(*hi,
lbajardsilogic@0: 				       m_audioPortsIn[i],
lbajardsilogic@0: 				       (LADSPA_Data *)m_inputBuffers[inbuf]);
lbajardsilogic@0: 	    ++inbuf;
lbajardsilogic@0: 	}
lbajardsilogic@0: 
lbajardsilogic@0: 	for (unsigned int i = 0; i < m_audioPortsOut.size(); ++i) {
lbajardsilogic@0: 	    m_descriptor->connect_port(*hi,
lbajardsilogic@0: 				       m_audioPortsOut[i],
lbajardsilogic@0: 				       (LADSPA_Data *)m_outputBuffers[outbuf]);
lbajardsilogic@0: 	    ++outbuf;
lbajardsilogic@0: 	}
lbajardsilogic@0: 
lbajardsilogic@0: 	// If there is more than one instance, they all share the same
lbajardsilogic@0: 	// control port ins (and outs, for the moment, because we
lbajardsilogic@0: 	// don't actually do anything with the outs anyway -- but they
lbajardsilogic@0: 	// do have to be connected as the plugin can't know if they're
lbajardsilogic@0: 	// not and will write to them anyway).
lbajardsilogic@0: 
lbajardsilogic@0: 	for (unsigned int i = 0; i < m_controlPortsIn.size(); ++i) {
lbajardsilogic@0: 	    m_descriptor->connect_port(*hi,
lbajardsilogic@0: 				       m_controlPortsIn[i].first,
lbajardsilogic@0: 				       m_controlPortsIn[i].second);
lbajardsilogic@0:             if (f) {
lbajardsilogic@0:                 float defaultValue = f->getPortDefault
lbajardsilogic@0:                     (m_descriptor, m_controlPortsIn[i].first);
lbajardsilogic@0:                 *m_controlPortsIn[i].second = defaultValue;
lbajardsilogic@0:             }
lbajardsilogic@0: 	}
lbajardsilogic@0: 
lbajardsilogic@0: 	for (unsigned int i = 0; i < m_controlPortsOut.size(); ++i) {
lbajardsilogic@0: 	    m_descriptor->connect_port(*hi,
lbajardsilogic@0: 				       m_controlPortsOut[i].first,
lbajardsilogic@0: 				       m_controlPortsOut[i].second);
lbajardsilogic@0: 	}
lbajardsilogic@0:     }
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: unsigned int
lbajardsilogic@0: LADSPAPluginInstance::getParameterCount() const
lbajardsilogic@0: {
lbajardsilogic@0:     return m_controlPortsIn.size();
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: LADSPAPluginInstance::setParameterValue(unsigned int parameter, float value)
lbajardsilogic@0: {
lbajardsilogic@0:     if (parameter >= m_controlPortsIn.size()) return;
lbajardsilogic@0: 
lbajardsilogic@0:     unsigned int portNumber = m_controlPortsIn[parameter].first;
lbajardsilogic@0: 
lbajardsilogic@0:     LADSPAPluginFactory *f = dynamic_cast<LADSPAPluginFactory *>(m_factory);
lbajardsilogic@0:     if (f) {
lbajardsilogic@0: 	if (value < f->getPortMinimum(m_descriptor, portNumber)) {
lbajardsilogic@0: 	    value = f->getPortMinimum(m_descriptor, portNumber);
lbajardsilogic@0: 	}
lbajardsilogic@0: 	if (value > f->getPortMaximum(m_descriptor, portNumber)) {
lbajardsilogic@0: 	    value = f->getPortMaximum(m_descriptor, portNumber);
lbajardsilogic@0: 	}
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     (*m_controlPortsIn[parameter].second) = value;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: float
lbajardsilogic@0: LADSPAPluginInstance::getControlOutputValue(size_t output) const
lbajardsilogic@0: {
lbajardsilogic@0:     if (output > m_controlPortsOut.size()) return 0.0;
lbajardsilogic@0:     return (*m_controlPortsOut[output].second);
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: float
lbajardsilogic@0: LADSPAPluginInstance::getParameterValue(unsigned int parameter) const
lbajardsilogic@0: {
lbajardsilogic@0:     if (parameter >= m_controlPortsIn.size()) return 0.0;
lbajardsilogic@0:     return (*m_controlPortsIn[parameter].second);
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: float
lbajardsilogic@0: LADSPAPluginInstance::getParameterDefault(unsigned int parameter) const
lbajardsilogic@0: {
lbajardsilogic@0:     if (parameter >= m_controlPortsIn.size()) return 0.0;
lbajardsilogic@0: 
lbajardsilogic@0:     LADSPAPluginFactory *f = dynamic_cast<LADSPAPluginFactory *>(m_factory);
lbajardsilogic@0:     if (f) {
lbajardsilogic@0: 	return f->getPortDefault(m_descriptor, m_controlPortsIn[parameter].first);
lbajardsilogic@0:     } else {
lbajardsilogic@0: 	return 0.0f;
lbajardsilogic@0:     }
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: LADSPAPluginInstance::run(const Vamp::RealTime &)
lbajardsilogic@0: {
lbajardsilogic@0:     if (!m_descriptor || !m_descriptor->run) return;
lbajardsilogic@0: 
lbajardsilogic@0:     for (std::vector<LADSPA_Handle>::iterator hi = m_instanceHandles.begin();
lbajardsilogic@0: 	 hi != m_instanceHandles.end(); ++hi) {
lbajardsilogic@0: 
lbajardsilogic@0:         m_descriptor->run(*hi, m_blockSize);
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     m_run = true;
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: LADSPAPluginInstance::deactivate()
lbajardsilogic@0: {
lbajardsilogic@0:     if (!m_descriptor || !m_descriptor->deactivate) return;
lbajardsilogic@0: 
lbajardsilogic@0:     for (std::vector<LADSPA_Handle>::iterator hi = m_instanceHandles.begin();
lbajardsilogic@0: 	 hi != m_instanceHandles.end(); ++hi) {
lbajardsilogic@0:         m_descriptor->deactivate(*hi);
lbajardsilogic@0:     }
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: LADSPAPluginInstance::cleanup()
lbajardsilogic@0: {
lbajardsilogic@0:     if (!m_descriptor) return;
lbajardsilogic@0: 
lbajardsilogic@0:     if (!m_descriptor->cleanup) {
lbajardsilogic@0: 	std::cerr << "Bad plugin: plugin id " << m_descriptor->UniqueID
lbajardsilogic@0: 		  << ":" << m_descriptor->Label
lbajardsilogic@0: 		  << " has no cleanup method!" << std::endl;
lbajardsilogic@0: 	return;
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     for (std::vector<LADSPA_Handle>::iterator hi = m_instanceHandles.begin();
lbajardsilogic@0: 	 hi != m_instanceHandles.end(); ++hi) {
lbajardsilogic@0: 	m_descriptor->cleanup(*hi);
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     m_instanceHandles.clear();
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: