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#include "effects/effectsmanager.h"
#include <QDir>
#include <QMetaType>
#include "control/controlpotmeter.h"
#include "effects/effectslot.h"
#include "effects/effectsmessenger.h"
#include "effects/chains/standardeffectchain.h"
#include "effects/chains/quickeffectchain.h"
#include "effects/chains/outputeffectchain.h"
#include "effects/chains/equalizereffectchain.h"
#include "effects/presets/effectpresetmanager.h"
#include "effects/presets/effectxmlelements.h"
#include "effects/visibleeffectslist.h"
#include "engine/effects/engineeffectsmanager.h"
#include "util/assert.h"
namespace {
const unsigned int kEffectMessagePipeFifoSize = 2048;
const QString kEffectsXmlFile = QStringLiteral("effects.xml");
} // anonymous namespace
EffectsManager::EffectsManager(
UserSettingsPointer pConfig,
std::shared_ptr<ChannelHandleFactory> pChannelHandleFactory)
: m_pConfig(pConfig),
m_pChannelHandleFactory(pChannelHandleFactory),
m_loEqFreq(ConfigKey("[Mixer Profile]", "LoEQFrequency"), 0., 22040),
m_hiEqFreq(ConfigKey("[Mixer Profile]", "HiEQFrequency"), 0., 22040) {
qRegisterMetaType<EffectChainMixMode>("EffectChainMixMode");
m_pBackendManager = EffectsBackendManagerPointer(new EffectsBackendManager());
QPair<EffectsRequestPipe*, EffectsResponsePipe*> requestPipes =
TwoWayMessagePipe<EffectsRequest*, EffectsResponse>::makeTwoWayMessagePipe(
kEffectMessagePipeFifoSize, kEffectMessagePipeFifoSize);
m_pMessenger = EffectsMessengerPointer(new EffectsMessenger(
requestPipes.first, requestPipes.second));
m_pEngineEffectsManager = new EngineEffectsManager(requestPipes.second);
m_pEffectPresetManager = EffectPresetManagerPointer(
new EffectPresetManager(pConfig, m_pBackendManager));
m_pChainPresetManager = EffectChainPresetManagerPointer(
new EffectChainPresetManager(pConfig, m_pBackendManager));
m_pVisibleEffectsList = VisibleEffectsListPointer(new VisibleEffectsList());
}
EffectsManager::~EffectsManager() {
m_pMessenger->initiateShutdown();
saveEffectsXml();
// The EffectChains must be deleted before the EffectsBackends in case
// there is an LV2 effect currently loaded.
// ~LV2GroupState calls lilv_instance_free, which will segfault if called
// after ~LV2Backend calls lilv_world_free.
m_equalizerEffectChains.clear();
m_quickEffectChains.clear();
m_standardEffectChains.clear();
m_outputEffectChain.clear();
m_effectChainSlotsByGroup.clear();
m_pMessenger->processEffectsResponses();
}
void EffectsManager::setup() {
// Add postfader effect chain slots
addStandardEffectChains();
addOutputEffectChain();
// EQ and QuickEffect chain slots are initialized when PlayerManager creates decks.
readEffectsXml();
}
void EffectsManager::registerInputChannel(const ChannelHandleAndGroup& handle_group) {
VERIFY_OR_DEBUG_ASSERT(!m_registeredInputChannels.contains(handle_group)) {
return;
}
m_registeredInputChannels.insert(handle_group);
// EqualizerEffectChains, QuickEffectChains, and OutputEffectChains
// only process one input channel, so they do not need to have new input
// channels registered.
for (EffectChainPointer pChainSlot : std::as_const(m_standardEffectChains)) {
pChainSlot->registerInputChannel(handle_group);
}
}
void EffectsManager::registerOutputChannel(const ChannelHandleAndGroup& handle_group) {
VERIFY_OR_DEBUG_ASSERT(!m_registeredOutputChannels.contains(handle_group)) {
return;
}
m_registeredOutputChannels.insert(handle_group);
}
void EffectsManager::addStandardEffectChains() {
for (int i = 0; i < kNumStandardEffectUnits; ++i) {
VERIFY_OR_DEBUG_ASSERT(!m_effectChainSlotsByGroup.contains(
StandardEffectChain::formatEffectChainGroup(i))) {
continue;
}
auto pChainSlot = StandardEffectChainPointer(
new StandardEffectChain(i, this, m_pMessenger));
m_standardEffectChains.append(pChainSlot);
m_effectChainSlotsByGroup.insert(pChainSlot->group(), pChainSlot);
}
}
void EffectsManager::addOutputEffectChain() {
m_outputEffectChain = OutputEffectChainPointer(
new OutputEffectChain(this, m_pMessenger));
m_effectChainSlotsByGroup.insert(m_outputEffectChain->group(), m_outputEffectChain);
}
EffectChainPointer EffectsManager::getOutputEffectChain() const {
return m_outputEffectChain;
}
EffectChainPointer EffectsManager::getStandardEffectChain(int unitNumber) const {
VERIFY_OR_DEBUG_ASSERT(0 <= unitNumber || unitNumber < m_standardEffectChains.size()) {
return EffectChainPointer();
}
return m_standardEffectChains.at(unitNumber);
}
void EffectsManager::addDeck(const QString& deckGroupName) {
addEqualizerEffectChain(deckGroupName);
addQuickEffectChain(deckGroupName);
}
void EffectsManager::addEqualizerEffectChain(const QString& deckGroupName) {
VERIFY_OR_DEBUG_ASSERT(!m_equalizerEffectChains.contains(
EqualizerEffectChain::formatEffectChainGroup(deckGroupName))) {
return;
}
auto pChainSlot = EqualizerEffectChainPointer(
new EqualizerEffectChain(deckGroupName, this, m_pMessenger));
m_equalizerEffectChains.insert(deckGroupName, pChainSlot);
m_effectChainSlotsByGroup.insert(pChainSlot->group(), pChainSlot);
}
void EffectsManager::addQuickEffectChain(const QString& deckGroupName) {
VERIFY_OR_DEBUG_ASSERT(!m_quickEffectChains.contains(
QuickEffectChain::formatEffectChainGroup(deckGroupName))) {
return;
}
auto pChainSlot = QuickEffectChainPointer(
new QuickEffectChain(deckGroupName, this, m_pMessenger));
m_quickEffectChains.insert(deckGroupName, pChainSlot);
m_effectChainSlotsByGroup.insert(pChainSlot->group(), pChainSlot);
}
EffectChainPointer EffectsManager::getEffectChain(
const QString& group) const {
return m_effectChainSlotsByGroup.value(group);
}
bool EffectsManager::isAdoptMetaknobValueEnabled() const {
return m_pConfig->getValue(ConfigKey("[Effects]", "AdoptMetaknobValue"), true);
}
void EffectsManager::readEffectsXml() {
QDir settingsPath(m_pConfig->getSettingsPath());
QFile file(settingsPath.absoluteFilePath(kEffectsXmlFile));
QDomDocument doc;
if (file.open(QIODevice::ReadOnly)) {
doc.setContent(&file);
}
file.close();
QStringList deckStrings;
for (auto it = m_quickEffectChains.begin(); it != m_quickEffectChains.end(); it++) {
deckStrings << it.key();
}
EffectsXmlData data = m_pChainPresetManager->readEffectsXml(doc, deckStrings);
for (int i = 0; i < data.standardEffectChainPresets.size(); i++) {
m_standardEffectChains.value(i)->loadChainPreset(data.standardEffectChainPresets.at(i));
}
for (auto it = data.quickEffectChainPresets.begin();
it != data.quickEffectChainPresets.end();
it++) {
auto pChainSlot = m_quickEffectChains.value(it.key());
if (pChainSlot) {
pChainSlot->loadChainPreset(it.value());
}
}
m_pVisibleEffectsList->readEffectsXml(doc, m_pBackendManager);
}
void EffectsManager::saveEffectsXml() {
QDomDocument doc(EffectXml::Root);
doc.setContent(EffectXml::FileHeader);
QDomElement rootElement = doc.createElement(EffectXml::Root);
rootElement.setAttribute(
"schemaVersion", QString::number(EffectXml::kXmlSchemaVersion));
doc.appendChild(rootElement);
QHash<QString, EffectChainPresetPointer> quickEffectChainPresets;
for (auto it = m_quickEffectChains.begin(); it != m_quickEffectChains.end(); it++) {
auto pPreset = EffectChainPresetPointer::create(it.value().data());
quickEffectChainPresets.insert(it.key(), pPreset);
}
QList<EffectChainPresetPointer> standardEffectChainPresets;
for (const auto& pChainSlot : std::as_const(m_standardEffectChains)) {
auto pPreset = EffectChainPresetPointer::create(pChainSlot.data());
standardEffectChainPresets.append(pPreset);
}
m_pChainPresetManager->saveEffectsXml(&doc,
EffectsXmlData{
quickEffectChainPresets, standardEffectChainPresets});
m_pVisibleEffectsList->saveEffectsXml(&doc);
QDir settingsPath(m_pConfig->getSettingsPath());
if (!settingsPath.exists()) {
return;
}
QFile file(settingsPath.absoluteFilePath(kEffectsXmlFile));
if (!file.open(QIODevice::Truncate | QIODevice::WriteOnly)) {
qWarning() << "EffectsManager: could not save effects.xml file";
return;
}
file.write(doc.toString().toUtf8());
file.close();
}
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