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// qsamplerChannel.cpp |
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// |
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/**************************************************************************** |
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Copyright (C) 2004-2021, rncbc aka Rui Nuno Capela. All rights reserved. |
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Copyright (C) 2007, 2008 Christian Schoenebeck |
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|
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This program is free software; you can redistribute it and/or |
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modify it under the terms of the GNU General Public License |
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as published by the Free Software Foundation; either version 2 |
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of the License, or (at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License along |
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with this program; if not, write to the Free Software Foundation, Inc., |
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
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|
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*****************************************************************************/ |
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|
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#include "qsamplerAbout.h" |
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#include "qsamplerChannel.h" |
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#include "qsamplerUtilities.h" |
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|
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#include "qsamplerMainForm.h" |
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#include "qsamplerChannelForm.h" |
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|
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#include <QFileInfo> |
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#include <QComboBox> |
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|
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#ifdef CONFIG_LIBGIG |
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#if defined(Q_CC_GNU) || defined(Q_CC_MINGW) |
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#pragma GCC diagnostic push |
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#pragma GCC diagnostic ignored "-Wunused-parameter" |
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#endif |
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#include "gig.h" |
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#ifdef CONFIG_LIBGIG_SF2 |
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#pragma GCC diagnostic ignored "-Wunused-variable" |
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#include "SF.h" |
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#endif |
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#if defined(Q_CC_GNU) || defined(Q_CC_MINGW) |
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#pragma GCC diagnostic pop |
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#endif |
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#endif |
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|
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namespace QSampler { |
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|
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#define QSAMPLER_INSTRUMENT_MAX 128 |
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|
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#define UNICODE_RIGHT_ARROW QChar(char(0x92), char(0x21)) |
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|
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|
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//------------------------------------------------------------------------- |
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// QSampler::Channel - Sampler channel structure. |
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// |
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|
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// Constructor. |
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Channel::Channel ( int iChannelID ) |
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{ |
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m_iChannelID = iChannelID; |
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|
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// m_sEngineName = noEngineName(); |
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// m_sInstrumentName = noInstrumentName(); |
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// m_sInstrumentFile = m_sInstrumentName; |
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m_iInstrumentNr = -1; |
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m_iInstrumentStatus = -1; |
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m_sMidiDriver = "ALSA"; |
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m_iMidiDevice = -1; |
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m_iMidiPort = -1; |
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m_iMidiChannel = -1; |
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m_iMidiMap = -1; |
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m_sAudioDriver = "ALSA"; |
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m_iAudioDevice = -1; |
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m_fVolume = 0.0f; |
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m_bMute = false; |
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m_bSolo = false; |
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} |
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|
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// Default destructor. |
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Channel::~Channel (void) |
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{ |
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} |
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|
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|
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// Create a new sampler channel, if not already. |
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bool Channel::addChannel (void) |
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{ |
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MainForm* pMainForm = MainForm::getInstance(); |
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if (pMainForm == nullptr) |
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return false; |
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if (pMainForm->client() == nullptr) |
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return false; |
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|
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// Are we a new channel? |
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if (m_iChannelID < 0) { |
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m_iChannelID = ::lscp_add_channel(pMainForm->client()); |
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if (m_iChannelID < 0) { |
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appendMessagesClient("lscp_add_channel"); |
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appendMessagesError( |
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QObject::tr("Could not add channel.\n\nSorry.")); |
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} // Otherwise it's created... |
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else appendMessages(QObject::tr("added.")); |
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} |
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|
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// Return whether we're a valid channel... |
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return (m_iChannelID >= 0); |
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} |
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|
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|
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// Remove sampler channel. |
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bool Channel::removeChannel (void) |
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{ |
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MainForm *pMainForm = MainForm::getInstance(); |
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if (pMainForm == nullptr) |
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return false; |
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if (pMainForm->client() == nullptr) |
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return false; |
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|
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// Are we an existing channel? |
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if (m_iChannelID >= 0) { |
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if (::lscp_remove_channel(pMainForm->client(), m_iChannelID) != LSCP_OK) { |
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appendMessagesClient("lscp_remove_channel"); |
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appendMessagesError(QObject::tr("Could not remove channel.\n\nSorry.")); |
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} else { |
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// Otherwise it's removed. |
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appendMessages(QObject::tr("removed.")); |
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m_iChannelID = -1; |
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} |
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} |
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|
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// Return whether we've removed the channel... |
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return (m_iChannelID < 0); |
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} |
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|
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|
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// Channel-ID (aka Sammpler-Channel) accessors. |
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int Channel::channelID (void) const |
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{ |
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return m_iChannelID; |
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} |
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|
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void Channel::setChannelID ( int iChannelID ) |
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{ |
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m_iChannelID = iChannelID; |
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} |
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|
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|
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// Readable channel name. |
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QString Channel::channelName (void) const |
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{ |
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return (m_iChannelID < 0 ? QObject::tr("New Channel") : QObject::tr("Channel %1").arg(m_iChannelID)); |
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} |
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|
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|
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// Engine name accessors. |
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const QString& Channel::engineName (void) const |
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{ |
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return m_sEngineName; |
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} |
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|
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bool Channel::loadEngine ( const QString& sEngineName ) |
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{ |
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MainForm *pMainForm = MainForm::getInstance(); |
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if (pMainForm == nullptr) |
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return false; |
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if (pMainForm->client() == nullptr || m_iChannelID < 0) |
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return false; |
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if (m_iInstrumentStatus == 100 && m_sEngineName == sEngineName) |
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return true; |
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|
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if (::lscp_load_engine(pMainForm->client(), |
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sEngineName.toUtf8().constData(), m_iChannelID) != LSCP_OK) { |
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appendMessagesClient("lscp_load_engine"); |
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return false; |
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} |
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|
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appendMessages(QObject::tr("Engine: %1.").arg(sEngineName)); |
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|
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m_sEngineName = sEngineName; |
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return true; |
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} |
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|
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|
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// Instrument filename accessor. |
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const QString& Channel::instrumentFile (void) const |
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{ |
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return m_sInstrumentFile; |
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} |
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|
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// Instrument index accessor. |
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int Channel::instrumentNr (void) const |
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{ |
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return m_iInstrumentNr; |
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} |
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|
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// Instrument name accessor. |
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const QString& Channel::instrumentName (void) const |
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{ |
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return m_sInstrumentName; |
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} |
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|
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// Instrument status accessor. |
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int Channel::instrumentStatus (void) const |
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{ |
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return m_iInstrumentStatus; |
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} |
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|
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// Instrument file loader. |
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bool Channel::loadInstrument ( const QString& sInstrumentFile, int iInstrumentNr ) |
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{ |
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MainForm *pMainForm = MainForm::getInstance(); |
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if (pMainForm == nullptr) |
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return false; |
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if (pMainForm->client() == nullptr || m_iChannelID < 0) |
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return false; |
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if (!QFileInfo(sInstrumentFile).exists()) |
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return false; |
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if (m_iInstrumentStatus == 100 |
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&& m_sInstrumentFile == sInstrumentFile |
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&& m_iInstrumentNr == iInstrumentNr) |
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return true; |
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|
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if (::lscp_load_instrument_non_modal( |
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pMainForm->client(), |
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qsamplerUtilities::lscpEscapePath( |
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sInstrumentFile).toUtf8().constData(), |
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iInstrumentNr, m_iChannelID |
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) != LSCP_OK) { |
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appendMessagesClient("lscp_load_instrument"); |
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return false; |
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} |
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|
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appendMessages(QObject::tr("Instrument: \"%1\" (%2).") |
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.arg(sInstrumentFile).arg(iInstrumentNr)); |
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|
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return setInstrument(sInstrumentFile, iInstrumentNr); |
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} |
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|
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|
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// Special instrument file/name/number settler. |
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bool Channel::setInstrument ( const QString& sInstrumentFile, int iInstrumentNr ) |
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{ |
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m_sInstrumentFile = sInstrumentFile; |
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m_iInstrumentNr = iInstrumentNr; |
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#ifdef CONFIG_INSTRUMENT_NAME |
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m_sInstrumentName.clear(); // We'll get it, maybe later, on channel_info... |
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#else |
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m_sInstrumentName = getInstrumentName(sInstrumentFile, iInstrumentNr, true); |
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#endif |
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m_iInstrumentStatus = 0; |
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|
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return true; |
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} |
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|
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|
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// MIDI driver type accessors (DEPRECATED). |
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const QString& Channel::midiDriver (void) const |
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{ |
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return m_sMidiDriver; |
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} |
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|
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bool Channel::setMidiDriver ( const QString& sMidiDriver ) |
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{ |
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MainForm *pMainForm = MainForm::getInstance(); |
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if (pMainForm == nullptr) |
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return false; |
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if (pMainForm->client() == nullptr || m_iChannelID < 0) |
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return false; |
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if (m_iInstrumentStatus == 100 && m_sMidiDriver == sMidiDriver) |
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return true; |
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|
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if (::lscp_set_channel_midi_type(pMainForm->client(), |
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m_iChannelID, sMidiDriver.toUtf8().constData()) != LSCP_OK) { |
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appendMessagesClient("lscp_set_channel_midi_type"); |
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return false; |
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} |
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|
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appendMessages(QObject::tr("MIDI driver: %1.").arg(sMidiDriver)); |
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|
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m_sMidiDriver = sMidiDriver; |
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return true; |
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} |
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|
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|
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// MIDI device accessors. |
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int Channel::midiDevice (void) const |
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{ |
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return m_iMidiDevice; |
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} |
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|
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bool Channel::setMidiDevice ( int iMidiDevice ) |
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{ |
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MainForm *pMainForm = MainForm::getInstance(); |
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if (pMainForm == nullptr) |
297 |
return false; |
298 |
if (pMainForm->client() == nullptr || m_iChannelID < 0) |
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return false; |
300 |
if (m_iInstrumentStatus == 100 && m_iMidiDevice == iMidiDevice) |
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return true; |
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|
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if (::lscp_set_channel_midi_device(pMainForm->client(), m_iChannelID, iMidiDevice) != LSCP_OK) { |
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appendMessagesClient("lscp_set_channel_midi_device"); |
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return false; |
306 |
} |
307 |
|
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appendMessages(QObject::tr("MIDI device: %1.").arg(iMidiDevice)); |
309 |
|
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m_iMidiDevice = iMidiDevice; |
311 |
return true; |
312 |
} |
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|
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|
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// MIDI port number accessor. |
316 |
int Channel::midiPort (void) const |
317 |
{ |
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return m_iMidiPort; |
319 |
} |
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|
321 |
bool Channel::setMidiPort ( int iMidiPort ) |
322 |
{ |
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MainForm *pMainForm = MainForm::getInstance(); |
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if (pMainForm == nullptr) |
325 |
return false; |
326 |
if (pMainForm->client() == nullptr || m_iChannelID < 0) |
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return false; |
328 |
if (m_iInstrumentStatus == 100 && m_iMidiPort == iMidiPort) |
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return true; |
330 |
|
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if (::lscp_set_channel_midi_port(pMainForm->client(), m_iChannelID, iMidiPort) != LSCP_OK) { |
332 |
appendMessagesClient("lscp_set_channel_midi_port"); |
333 |
return false; |
334 |
} |
335 |
|
336 |
appendMessages(QObject::tr("MIDI port: %1.").arg(iMidiPort)); |
337 |
|
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m_iMidiPort = iMidiPort; |
339 |
return true; |
340 |
} |
341 |
|
342 |
|
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// MIDI channel accessor. |
344 |
int Channel::midiChannel (void) const |
345 |
{ |
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return m_iMidiChannel; |
347 |
} |
348 |
|
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bool Channel::setMidiChannel ( int iMidiChannel ) |
350 |
{ |
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MainForm *pMainForm = MainForm::getInstance(); |
352 |
if (pMainForm == nullptr) |
353 |
return false; |
354 |
if (pMainForm->client() == nullptr || m_iChannelID < 0) |
355 |
return false; |
356 |
if (m_iInstrumentStatus == 100 && m_iMidiChannel == iMidiChannel) |
357 |
return true; |
358 |
|
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if (::lscp_set_channel_midi_channel(pMainForm->client(), m_iChannelID, iMidiChannel) != LSCP_OK) { |
360 |
appendMessagesClient("lscp_set_channel_midi_channel"); |
361 |
return false; |
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} |
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|
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appendMessages(QObject::tr("MIDI channel: %1.").arg(iMidiChannel)); |
365 |
|
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m_iMidiChannel = iMidiChannel; |
367 |
return true; |
368 |
} |
369 |
|
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|
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// MIDI instrument map accessor. |
372 |
int Channel::midiMap (void) const |
373 |
{ |
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return m_iMidiMap; |
375 |
} |
376 |
|
377 |
bool Channel::setMidiMap ( int iMidiMap ) |
378 |
{ |
379 |
MainForm *pMainForm = MainForm::getInstance(); |
380 |
if (pMainForm == nullptr) |
381 |
return false; |
382 |
if (pMainForm->client() == nullptr || m_iChannelID < 0) |
383 |
return false; |
384 |
if (m_iInstrumentStatus == 100 && m_iMidiMap == iMidiMap) |
385 |
return true; |
386 |
#ifdef CONFIG_MIDI_INSTRUMENT |
387 |
if (::lscp_set_channel_midi_map(pMainForm->client(), m_iChannelID, iMidiMap) != LSCP_OK) { |
388 |
appendMessagesClient("lscp_set_channel_midi_map"); |
389 |
return false; |
390 |
} |
391 |
#endif |
392 |
appendMessages(QObject::tr("MIDI map: %1.").arg(iMidiMap)); |
393 |
|
394 |
m_iMidiMap = iMidiMap; |
395 |
return true; |
396 |
} |
397 |
|
398 |
|
399 |
// Audio device accessor. |
400 |
int Channel::audioDevice (void) const |
401 |
{ |
402 |
return m_iAudioDevice; |
403 |
} |
404 |
|
405 |
bool Channel::setAudioDevice ( int iAudioDevice ) |
406 |
{ |
407 |
MainForm *pMainForm = MainForm::getInstance(); |
408 |
if (pMainForm == nullptr) |
409 |
return false; |
410 |
if (pMainForm->client() == nullptr || m_iChannelID < 0) |
411 |
return false; |
412 |
if (m_iInstrumentStatus == 100 && m_iAudioDevice == iAudioDevice) |
413 |
return true; |
414 |
|
415 |
if (::lscp_set_channel_audio_device(pMainForm->client(), m_iChannelID, iAudioDevice) != LSCP_OK) { |
416 |
appendMessagesClient("lscp_set_channel_audio_device"); |
417 |
return false; |
418 |
} |
419 |
|
420 |
appendMessages(QObject::tr("Audio device: %1.").arg(iAudioDevice)); |
421 |
|
422 |
m_iAudioDevice = iAudioDevice; |
423 |
return true; |
424 |
} |
425 |
|
426 |
|
427 |
// Audio driver type accessors (DEPRECATED). |
428 |
const QString& Channel::audioDriver (void) const |
429 |
{ |
430 |
return m_sAudioDriver; |
431 |
} |
432 |
|
433 |
bool Channel::setAudioDriver ( const QString& sAudioDriver ) |
434 |
{ |
435 |
MainForm *pMainForm = MainForm::getInstance(); |
436 |
if (pMainForm == nullptr) |
437 |
return false; |
438 |
if (pMainForm->client() == nullptr || m_iChannelID < 0) |
439 |
return false; |
440 |
if (m_iInstrumentStatus == 100 && m_sAudioDriver == sAudioDriver) |
441 |
return true; |
442 |
|
443 |
if (::lscp_set_channel_audio_type(pMainForm->client(), |
444 |
m_iChannelID, sAudioDriver.toUtf8().constData()) != LSCP_OK) { |
445 |
appendMessagesClient("lscp_set_channel_audio_type"); |
446 |
return false; |
447 |
} |
448 |
|
449 |
appendMessages(QObject::tr("Audio driver: %1.").arg(sAudioDriver)); |
450 |
|
451 |
m_sAudioDriver = sAudioDriver; |
452 |
return true; |
453 |
} |
454 |
|
455 |
|
456 |
// Channel volume accessors. |
457 |
float Channel::volume (void) const |
458 |
{ |
459 |
return m_fVolume; |
460 |
} |
461 |
|
462 |
bool Channel::setVolume ( float fVolume ) |
463 |
{ |
464 |
MainForm *pMainForm = MainForm::getInstance(); |
465 |
if (pMainForm == nullptr) |
466 |
return false; |
467 |
if (pMainForm->client() == nullptr || m_iChannelID < 0) |
468 |
return false; |
469 |
if (m_iInstrumentStatus == 100 && m_fVolume == fVolume) |
470 |
return true; |
471 |
|
472 |
if (::lscp_set_channel_volume(pMainForm->client(), m_iChannelID, fVolume) != LSCP_OK) { |
473 |
appendMessagesClient("lscp_set_channel_volume"); |
474 |
return false; |
475 |
} |
476 |
|
477 |
appendMessages(QObject::tr("Volume: %1.").arg(fVolume)); |
478 |
|
479 |
m_fVolume = fVolume; |
480 |
return true; |
481 |
} |
482 |
|
483 |
|
484 |
// Sampler channel mute state. |
485 |
bool Channel::channelMute (void) const |
486 |
{ |
487 |
return m_bMute; |
488 |
} |
489 |
|
490 |
bool Channel::setChannelMute ( bool bMute ) |
491 |
{ |
492 |
MainForm *pMainForm = MainForm::getInstance(); |
493 |
if (pMainForm == nullptr) |
494 |
return false; |
495 |
if (pMainForm->client() == nullptr || m_iChannelID < 0) |
496 |
return false; |
497 |
if (m_iInstrumentStatus == 100 && ((m_bMute && bMute) || (!m_bMute && !bMute))) |
498 |
return true; |
499 |
|
500 |
#ifdef CONFIG_MUTE_SOLO |
501 |
if (::lscp_set_channel_mute(pMainForm->client(), m_iChannelID, bMute) != LSCP_OK) { |
502 |
appendMessagesClient("lscp_set_channel_mute"); |
503 |
return false; |
504 |
} |
505 |
appendMessages(QObject::tr("Mute: %1.").arg((int) bMute)); |
506 |
m_bMute = bMute; |
507 |
return true; |
508 |
#else |
509 |
return false; |
510 |
#endif |
511 |
} |
512 |
|
513 |
|
514 |
// Sampler channel solo state. |
515 |
bool Channel::channelSolo (void) const |
516 |
{ |
517 |
return m_bSolo; |
518 |
} |
519 |
|
520 |
bool Channel::setChannelSolo ( bool bSolo ) |
521 |
{ |
522 |
MainForm *pMainForm = MainForm::getInstance(); |
523 |
if (pMainForm == nullptr) |
524 |
return false; |
525 |
if (pMainForm->client() == nullptr || m_iChannelID < 0) |
526 |
return false; |
527 |
if (m_iInstrumentStatus == 100 && ((m_bSolo && bSolo) || (!m_bSolo && !bSolo))) |
528 |
return true; |
529 |
|
530 |
#ifdef CONFIG_MUTE_SOLO |
531 |
if (::lscp_set_channel_solo(pMainForm->client(), m_iChannelID, bSolo) != LSCP_OK) { |
532 |
appendMessagesClient("lscp_set_channel_solo"); |
533 |
return false; |
534 |
} |
535 |
appendMessages(QObject::tr("Solo: %1.").arg((int) bSolo)); |
536 |
m_bSolo = bSolo; |
537 |
return true; |
538 |
#else |
539 |
return false; |
540 |
#endif |
541 |
} |
542 |
|
543 |
|
544 |
// Audio routing accessors. |
545 |
int Channel::audioChannel ( int iAudioOut ) const |
546 |
{ |
547 |
return m_audioRouting[iAudioOut]; |
548 |
} |
549 |
|
550 |
bool Channel::setAudioChannel ( int iAudioOut, int iAudioIn ) |
551 |
{ |
552 |
MainForm *pMainForm = MainForm::getInstance(); |
553 |
if (pMainForm == nullptr) |
554 |
return false; |
555 |
if (pMainForm->client() == nullptr || m_iChannelID < 0) |
556 |
return false; |
557 |
if (m_iInstrumentStatus == 100 && |
558 |
m_audioRouting[iAudioOut] == iAudioIn) |
559 |
return true; |
560 |
|
561 |
if (::lscp_set_channel_audio_channel(pMainForm->client(), |
562 |
m_iChannelID, iAudioOut, iAudioIn) != LSCP_OK) { |
563 |
appendMessagesClient("lscp_set_channel_audio_channel"); |
564 |
return false; |
565 |
} |
566 |
|
567 |
appendMessages(QObject::tr("Audio Channel: %1 -> %2.") |
568 |
.arg(iAudioOut).arg(iAudioIn)); |
569 |
|
570 |
m_audioRouting[iAudioOut] = iAudioIn; |
571 |
return true; |
572 |
} |
573 |
|
574 |
// The audio routing map itself. |
575 |
const ChannelRoutingMap& Channel::audioRouting (void) const |
576 |
{ |
577 |
return m_audioRouting; |
578 |
} |
579 |
|
580 |
|
581 |
// Istrument name remapper. |
582 |
void Channel::updateInstrumentName (void) |
583 |
{ |
584 |
#ifndef CONFIG_INSTRUMENT_NAME |
585 |
m_sInstrumentName = getInstrumentName(m_sInstrumentFile, |
586 |
m_iInstrumentNr, (options() && options()->bInstrumentNames)); |
587 |
#endif |
588 |
} |
589 |
|
590 |
|
591 |
// Update whole channel info state. |
592 |
bool Channel::updateChannelInfo (void) |
593 |
{ |
594 |
MainForm *pMainForm = MainForm::getInstance(); |
595 |
if (pMainForm == nullptr) |
596 |
return false; |
597 |
if (pMainForm->client() == nullptr || m_iChannelID < 0) |
598 |
return false; |
599 |
|
600 |
// Read channel information. |
601 |
lscp_channel_info_t *pChannelInfo = ::lscp_get_channel_info(pMainForm->client(), m_iChannelID); |
602 |
if (pChannelInfo == nullptr) { |
603 |
appendMessagesClient("lscp_get_channel_info"); |
604 |
appendMessagesError(QObject::tr("Could not get channel information.\n\nSorry.")); |
605 |
return false; |
606 |
} |
607 |
|
608 |
#ifdef CONFIG_INSTRUMENT_NAME |
609 |
// We got all actual instrument datum... |
610 |
m_sInstrumentFile = |
611 |
qsamplerUtilities::lscpEscapedPathToPosix(pChannelInfo->instrument_file); |
612 |
m_iInstrumentNr = pChannelInfo->instrument_nr; |
613 |
m_sInstrumentName = |
614 |
qsamplerUtilities::lscpEscapedTextToRaw(pChannelInfo->instrument_name); |
615 |
#else |
616 |
// First, check if intrument name has changed, |
617 |
// taking care that instrument name lookup might be expensive, |
618 |
// so we better make it only once and when really needed... |
619 |
if ((m_sInstrumentFile != pChannelInfo->instrument_file) || |
620 |
(m_iInstrumentNr != pChannelInfo->instrument_nr)) { |
621 |
m_sInstrumentFile = pChannelInfo->instrument_file; |
622 |
m_iInstrumentNr = pChannelInfo->instrument_nr; |
623 |
updateInstrumentName(); |
624 |
} |
625 |
#endif |
626 |
// Cache in other channel information. |
627 |
m_sEngineName = pChannelInfo->engine_name; |
628 |
m_iInstrumentStatus = pChannelInfo->instrument_status; |
629 |
m_iMidiDevice = pChannelInfo->midi_device; |
630 |
m_iMidiPort = pChannelInfo->midi_port; |
631 |
m_iMidiChannel = pChannelInfo->midi_channel; |
632 |
#ifdef CONFIG_MIDI_INSTRUMENT |
633 |
m_iMidiMap = pChannelInfo->midi_map; |
634 |
#endif |
635 |
m_iAudioDevice = pChannelInfo->audio_device; |
636 |
m_fVolume = pChannelInfo->volume; |
637 |
#ifdef CONFIG_MUTE_SOLO |
638 |
m_bMute = pChannelInfo->mute; |
639 |
m_bSolo = pChannelInfo->solo; |
640 |
#endif |
641 |
// Some sanity checks. |
642 |
if (m_sEngineName == "NONE" || m_sEngineName.isEmpty()) |
643 |
m_sEngineName.clear(); |
644 |
if (m_sInstrumentFile == "NONE" || m_sInstrumentFile.isEmpty()) { |
645 |
m_sInstrumentFile.clear(); |
646 |
m_sInstrumentName.clear(); |
647 |
} |
648 |
|
649 |
// Time for device info grabbing... |
650 |
lscp_device_info_t *pDeviceInfo; |
651 |
const QString sNone = QObject::tr("(none)"); |
652 |
// Audio device driver type. |
653 |
pDeviceInfo = ::lscp_get_audio_device_info(pMainForm->client(), m_iAudioDevice); |
654 |
if (pDeviceInfo == nullptr) { |
655 |
appendMessagesClient("lscp_get_audio_device_info"); |
656 |
m_sAudioDriver = sNone; |
657 |
} else { |
658 |
m_sAudioDriver = pDeviceInfo->driver; |
659 |
} |
660 |
// MIDI device driver type. |
661 |
pDeviceInfo = ::lscp_get_midi_device_info(pMainForm->client(), m_iMidiDevice); |
662 |
if (pDeviceInfo == nullptr) { |
663 |
appendMessagesClient("lscp_get_midi_device_info"); |
664 |
m_sMidiDriver = sNone; |
665 |
} else { |
666 |
m_sMidiDriver = pDeviceInfo->driver; |
667 |
} |
668 |
|
669 |
// Set the audio routing map. |
670 |
m_audioRouting.clear(); |
671 |
#ifdef CONFIG_AUDIO_ROUTING |
672 |
int *piAudioRouting = pChannelInfo->audio_routing; |
673 |
for (int i = 0; piAudioRouting && piAudioRouting[i] >= 0; i++) |
674 |
m_audioRouting[i] = piAudioRouting[i]; |
675 |
#else |
676 |
char **ppszAudioRouting = pChannelInfo->audio_routing; |
677 |
for (int i = 0; ppszAudioRouting && ppszAudioRouting[i]; i++) |
678 |
m_audioRouting[i] = ::atoi(ppszAudioRouting[i]); |
679 |
#endif |
680 |
|
681 |
return true; |
682 |
} |
683 |
|
684 |
|
685 |
// Reset channel method. |
686 |
bool Channel::channelReset (void) |
687 |
{ |
688 |
MainForm *pMainForm = MainForm::getInstance(); |
689 |
if (pMainForm == nullptr) |
690 |
return false; |
691 |
if (pMainForm->client() == nullptr || m_iChannelID < 0) |
692 |
return false; |
693 |
|
694 |
if (::lscp_reset_channel(pMainForm->client(), m_iChannelID) != LSCP_OK) { |
695 |
appendMessagesClient("lscp_reset_channel"); |
696 |
return false; |
697 |
} |
698 |
|
699 |
appendMessages(QObject::tr("reset.")); |
700 |
|
701 |
return true; |
702 |
} |
703 |
|
704 |
|
705 |
// Spawn instrument editor method. |
706 |
bool Channel::editChannel (void) |
707 |
{ |
708 |
#ifdef CONFIG_EDIT_INSTRUMENT |
709 |
|
710 |
MainForm *pMainForm = MainForm::getInstance(); |
711 |
if (pMainForm == nullptr) |
712 |
return false; |
713 |
if (pMainForm->client() == nullptr || m_iChannelID < 0) |
714 |
return false; |
715 |
|
716 |
if (::lscp_edit_channel_instrument(pMainForm->client(), m_iChannelID) |
717 |
!= LSCP_OK) { |
718 |
appendMessagesClient("lscp_edit_channel_instrument"); |
719 |
appendMessagesError(QObject::tr( |
720 |
"Could not launch an appropriate instrument editor " |
721 |
"for the given instrument!\n\n" |
722 |
"Make sure you have an appropriate " |
723 |
"instrument editor like 'gigedit' installed " |
724 |
"and that it placed its mandatory DLL file " |
725 |
"into the sampler's plugin directory.") |
726 |
); |
727 |
return false; |
728 |
} |
729 |
|
730 |
appendMessages(QObject::tr("edit instrument.")); |
731 |
|
732 |
return true; |
733 |
|
734 |
#else |
735 |
|
736 |
appendMessagesError(QObject::tr( |
737 |
"Sorry, QSampler was compiled for a version of liblscp " |
738 |
"which lacks this feature.\n\n" |
739 |
"You may want to update liblscp and recompile QSampler afterwards.") |
740 |
); |
741 |
|
742 |
return false; |
743 |
|
744 |
#endif |
745 |
} |
746 |
|
747 |
|
748 |
// Channel setup dialog form. |
749 |
bool Channel::channelSetup ( QWidget *pParent ) |
750 |
{ |
751 |
MainForm *pMainForm = MainForm::getInstance(); |
752 |
if (pMainForm == nullptr) |
753 |
return false; |
754 |
|
755 |
bool bResult = false; |
756 |
|
757 |
appendMessages(QObject::tr("setup...")); |
758 |
|
759 |
ChannelForm *pChannelForm = new ChannelForm(pParent); |
760 |
if (pChannelForm) { |
761 |
pChannelForm->setup(this); |
762 |
bResult = pChannelForm->exec(); |
763 |
delete pChannelForm; |
764 |
} |
765 |
|
766 |
return bResult; |
767 |
} |
768 |
|
769 |
|
770 |
// Redirected messages output methods. |
771 |
void Channel::appendMessages ( const QString& sText ) const |
772 |
{ |
773 |
MainForm *pMainForm = MainForm::getInstance(); |
774 |
if (pMainForm) |
775 |
pMainForm->appendMessages(channelName() + ' ' + sText); |
776 |
} |
777 |
|
778 |
void Channel::appendMessagesColor ( |
779 |
const QString& sText, const QColor& rgb ) const |
780 |
{ |
781 |
MainForm *pMainForm = MainForm::getInstance(); |
782 |
if (pMainForm) |
783 |
pMainForm->appendMessagesColor(channelName() + ' ' + sText, rgb); |
784 |
} |
785 |
|
786 |
void Channel::appendMessagesText ( const QString& sText ) const |
787 |
{ |
788 |
MainForm *pMainForm = MainForm::getInstance(); |
789 |
if (pMainForm) |
790 |
pMainForm->appendMessagesText(channelName() + ' ' + sText); |
791 |
} |
792 |
|
793 |
void Channel::appendMessagesError ( const QString& sText ) const |
794 |
{ |
795 |
MainForm *pMainForm = MainForm::getInstance(); |
796 |
if (pMainForm) |
797 |
pMainForm->appendMessagesError(channelName() + "\n\n" + sText); |
798 |
} |
799 |
|
800 |
void Channel::appendMessagesClient ( const QString& sText ) const |
801 |
{ |
802 |
MainForm *pMainForm = MainForm::getInstance(); |
803 |
if (pMainForm) |
804 |
pMainForm->appendMessagesClient(channelName() + ' ' + sText); |
805 |
} |
806 |
|
807 |
|
808 |
// Context menu event handler. |
809 |
void Channel::contextMenuEvent ( QContextMenuEvent *pEvent ) |
810 |
{ |
811 |
MainForm *pMainForm = MainForm::getInstance(); |
812 |
if (pMainForm) |
813 |
pMainForm->contextMenuEvent(pEvent); |
814 |
} |
815 |
|
816 |
|
817 |
// FIXME: Check whether a given file is an instrument file (DLS only). |
818 |
bool Channel::isDlsInstrumentFile ( const QString& sInstrumentFile ) |
819 |
{ |
820 |
bool bResult = false; |
821 |
|
822 |
QFile file(sInstrumentFile); |
823 |
if (file.open(QIODevice::ReadOnly)) { |
824 |
char achHeader[16]; |
825 |
if (file.read(achHeader, 16) > 0) { |
826 |
bResult = (::memcmp(&achHeader[0], "RIFF", 4) == 0 |
827 |
&& ::memcmp(&achHeader[8], "DLS LIST", 8) == 0); |
828 |
} |
829 |
file.close(); |
830 |
} |
831 |
|
832 |
return bResult; |
833 |
} |
834 |
|
835 |
|
836 |
// FIXME: Check whether a given file is an instrument file (SF2 only). |
837 |
bool Channel::isSf2InstrumentFile ( const QString& sInstrumentFile ) |
838 |
{ |
839 |
bool bResult = false; |
840 |
|
841 |
QFile file(sInstrumentFile); |
842 |
if (file.open(QIODevice::ReadOnly)) { |
843 |
char achHeader[12]; |
844 |
if (file.read(achHeader, 12) > 0) { |
845 |
bResult = (::memcmp(&achHeader[0], "RIFF", 4) == 0 |
846 |
&& ::memcmp(&achHeader[8], "sfbk", 4) == 0); |
847 |
} |
848 |
file.close(); |
849 |
} |
850 |
|
851 |
return bResult; |
852 |
} |
853 |
|
854 |
|
855 |
// Retrieve the instrument list of a instrument file (.gig). |
856 |
QStringList Channel::getInstrumentList ( |
857 |
const QString& sInstrumentFile, bool bInstrumentNames ) |
858 |
{ |
859 |
QStringList instlist; |
860 |
|
861 |
const QFileInfo fi(sInstrumentFile); |
862 |
if (!fi.exists()) { |
863 |
instlist.append(noInstrumentName()); |
864 |
return instlist; |
865 |
} |
866 |
|
867 |
#ifdef CONFIG_LIBGIG |
868 |
if (bInstrumentNames) { |
869 |
if (isDlsInstrumentFile(sInstrumentFile)) { |
870 |
RIFF::File *pRiff |
871 |
= new RIFF::File(sInstrumentFile.toUtf8().constData()); |
872 |
gig::File *pGig = new gig::File(pRiff); |
873 |
#ifdef CONFIG_LIBGIG_SETAUTOLOAD |
874 |
// prevent sleepy response time on large .gig files |
875 |
pGig->SetAutoLoad(false); |
876 |
#endif |
877 |
gig::Instrument *pInstrument = pGig->GetFirstInstrument(); |
878 |
while (pInstrument) { |
879 |
instlist.append((pInstrument->pInfo)->Name.c_str()); |
880 |
pInstrument = pGig->GetNextInstrument(); |
881 |
} |
882 |
delete pGig; |
883 |
delete pRiff; |
884 |
} |
885 |
#ifdef CONFIG_LIBGIG_SF2 |
886 |
else |
887 |
if (isSf2InstrumentFile(sInstrumentFile)) { |
888 |
RIFF::File *pRiff |
889 |
= new RIFF::File(sInstrumentFile.toUtf8().constData()); |
890 |
sf2::File *pSf2 = new sf2::File(pRiff); |
891 |
const int iPresetCount = pSf2->GetPresetCount(); |
892 |
for (int iIndex = 0; iIndex < iPresetCount; ++iIndex) { |
893 |
sf2::Preset *pPreset = pSf2->GetPreset(iIndex); |
894 |
if (pPreset) { |
895 |
instlist.append(pPreset->Name.c_str()); |
896 |
} else { |
897 |
instlist.append(fi.fileName() |
898 |
+ " [" + QString::number(iIndex) + "]"); |
899 |
} |
900 |
} |
901 |
delete pSf2; |
902 |
delete pRiff; |
903 |
} |
904 |
#endif |
905 |
} |
906 |
#endif |
907 |
|
908 |
if (instlist.isEmpty()) { |
909 |
for (int iIndex = 0; iIndex < QSAMPLER_INSTRUMENT_MAX; ++iIndex) { |
910 |
instlist.append(fi.fileName() |
911 |
+ " [" + QString::number(iIndex) + "]"); |
912 |
} |
913 |
} |
914 |
|
915 |
return instlist; |
916 |
} |
917 |
|
918 |
|
919 |
// Retrieve the spacific instrument name of a instrument file (.gig), given its index. |
920 |
QString Channel::getInstrumentName ( |
921 |
const QString& sInstrumentFile, int iInstrumentNr, bool bInstrumentNames ) |
922 |
{ |
923 |
const QFileInfo fi(sInstrumentFile); |
924 |
if (!fi.exists()) |
925 |
return noInstrumentName(); |
926 |
|
927 |
QString sInstrumentName; |
928 |
|
929 |
#ifdef CONFIG_LIBGIG |
930 |
if (bInstrumentNames) { |
931 |
if (isDlsInstrumentFile(sInstrumentFile)) { |
932 |
RIFF::File *pRiff |
933 |
= new RIFF::File(sInstrumentFile.toUtf8().constData()); |
934 |
gig::File *pGig = new gig::File(pRiff); |
935 |
#ifdef CONFIG_LIBGIG_SETAUTOLOAD |
936 |
// prevent sleepy response time on large .gig files |
937 |
pGig->SetAutoLoad(false); |
938 |
#endif |
939 |
int iIndex = 0; |
940 |
gig::Instrument *pInstrument = pGig->GetFirstInstrument(); |
941 |
while (pInstrument) { |
942 |
if (iIndex == iInstrumentNr) { |
943 |
sInstrumentName = (pInstrument->pInfo)->Name.c_str(); |
944 |
break; |
945 |
} |
946 |
iIndex++; |
947 |
pInstrument = pGig->GetNextInstrument(); |
948 |
} |
949 |
delete pGig; |
950 |
delete pRiff; |
951 |
} |
952 |
#ifdef CONFIG_LIBGIG_SF2 |
953 |
else |
954 |
if (isSf2InstrumentFile(sInstrumentFile)) { |
955 |
RIFF::File *pRiff |
956 |
= new RIFF::File(sInstrumentFile.toUtf8().constData()); |
957 |
sf2::File *pSf2 = new sf2::File(pRiff); |
958 |
sf2::Preset *pPreset = pSf2->GetPreset(iInstrumentNr); |
959 |
if (pPreset) |
960 |
sInstrumentName = pPreset->Name.c_str(); |
961 |
delete pSf2; |
962 |
delete pRiff; |
963 |
} |
964 |
#endif |
965 |
} |
966 |
#endif |
967 |
|
968 |
if (sInstrumentName.isEmpty()) { |
969 |
sInstrumentName = fi.fileName(); |
970 |
sInstrumentName += " [" + QString::number(iInstrumentNr) + "]"; |
971 |
} |
972 |
|
973 |
return sInstrumentName; |
974 |
} |
975 |
|
976 |
|
977 |
// Common invalid name-helpers. |
978 |
QString Channel::noEngineName (void) |
979 |
{ |
980 |
return QObject::tr("(No engine)"); |
981 |
} |
982 |
|
983 |
QString Channel::noInstrumentName (void) |
984 |
{ |
985 |
return QObject::tr("(No instrument)"); |
986 |
} |
987 |
|
988 |
QString Channel::loadingInstrument (void) { |
989 |
return QObject::tr("(Loading instrument...)"); |
990 |
} |
991 |
|
992 |
|
993 |
//------------------------------------------------------------------------- |
994 |
// QSampler::ChannelRoutingModel - data model for audio routing |
995 |
// (used for QTableView) |
996 |
|
997 |
ChannelRoutingModel::ChannelRoutingModel ( QObject *pParent ) |
998 |
: QAbstractTableModel(pParent), m_pDevice(nullptr) |
999 |
{ |
1000 |
} |
1001 |
|
1002 |
|
1003 |
int ChannelRoutingModel::rowCount ( const QModelIndex& /*parent*/) const |
1004 |
{ |
1005 |
return (m_pDevice) ? m_routing.size() : 0; |
1006 |
} |
1007 |
|
1008 |
|
1009 |
int ChannelRoutingModel::columnCount ( const QModelIndex& /*parent*/) const |
1010 |
{ |
1011 |
return 1; |
1012 |
} |
1013 |
|
1014 |
|
1015 |
Qt::ItemFlags ChannelRoutingModel::flags ( const QModelIndex& /*index*/) const |
1016 |
{ |
1017 |
return Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled; |
1018 |
} |
1019 |
|
1020 |
|
1021 |
bool ChannelRoutingModel::setData ( const QModelIndex& index, |
1022 |
const QVariant& value, int /*role*/) |
1023 |
{ |
1024 |
if (!index.isValid()) |
1025 |
return false; |
1026 |
|
1027 |
m_routing[index.row()] = value.toInt(); |
1028 |
|
1029 |
emit dataChanged(index, index); |
1030 |
return true; |
1031 |
} |
1032 |
|
1033 |
|
1034 |
QVariant ChannelRoutingModel::data ( const QModelIndex &index, int role ) const |
1035 |
{ |
1036 |
if (!index.isValid()) |
1037 |
return QVariant(); |
1038 |
if (role != Qt::DisplayRole) |
1039 |
return QVariant(); |
1040 |
if (index.column() != 0) |
1041 |
return QVariant(); |
1042 |
|
1043 |
ChannelRoutingItem item; |
1044 |
|
1045 |
// The common device port item list. |
1046 |
DevicePortList& ports = m_pDevice->ports(); |
1047 |
QListIterator<DevicePort *> iter(ports); |
1048 |
while (iter.hasNext()) { |
1049 |
DevicePort *pPort = iter.next(); |
1050 |
item.options.append( |
1051 |
m_pDevice->deviceTypeName() |
1052 |
+ ' ' + m_pDevice->driverName() |
1053 |
+ ' ' + pPort->portName() |
1054 |
); |
1055 |
} |
1056 |
|
1057 |
item.selection = m_routing[index.row()]; |
1058 |
|
1059 |
return QVariant::fromValue(item); |
1060 |
} |
1061 |
|
1062 |
|
1063 |
QVariant ChannelRoutingModel::headerData ( int section, |
1064 |
Qt::Orientation orientation, int role) const |
1065 |
{ |
1066 |
if (role != Qt::DisplayRole) |
1067 |
return QVariant(); |
1068 |
|
1069 |
switch (orientation) { |
1070 |
case Qt::Horizontal: |
1071 |
return UNICODE_RIGHT_ARROW + QObject::tr(" Device Channel"); |
1072 |
case Qt::Vertical: |
1073 |
return QObject::tr("Audio Channel ") + |
1074 |
QString::number(section) + " " + UNICODE_RIGHT_ARROW; |
1075 |
default: |
1076 |
return QVariant(); |
1077 |
} |
1078 |
} |
1079 |
|
1080 |
|
1081 |
void ChannelRoutingModel::refresh ( Device *pDevice, |
1082 |
const ChannelRoutingMap& routing ) |
1083 |
{ |
1084 |
m_pDevice = pDevice; |
1085 |
m_routing = routing; |
1086 |
// inform the outer world (QTableView) that our data changed |
1087 |
#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0) |
1088 |
QAbstractTableModel::reset(); |
1089 |
#else |
1090 |
QAbstractTableModel::beginResetModel(); |
1091 |
QAbstractTableModel::endResetModel(); |
1092 |
#endif |
1093 |
} |
1094 |
|
1095 |
|
1096 |
//------------------------------------------------------------------------- |
1097 |
// QSampler::ChannelRoutingDelegate - table cell renderer for audio routing |
1098 |
// |
1099 |
|
1100 |
ChannelRoutingDelegate::ChannelRoutingDelegate ( QObject *pParent ) |
1101 |
: QItemDelegate(pParent) |
1102 |
{ |
1103 |
} |
1104 |
|
1105 |
|
1106 |
QWidget* ChannelRoutingDelegate::createEditor ( QWidget *pParent, |
1107 |
const QStyleOptionViewItem & option, const QModelIndex& index ) const |
1108 |
{ |
1109 |
if (!index.isValid()) |
1110 |
return nullptr; |
1111 |
|
1112 |
if (index.column() != 0) |
1113 |
return nullptr; |
1114 |
|
1115 |
ChannelRoutingItem item = index.model()->data(index, Qt::DisplayRole).value<ChannelRoutingItem>(); |
1116 |
|
1117 |
QComboBox* pComboBox = new QComboBox(pParent); |
1118 |
pComboBox->addItems(item.options); |
1119 |
pComboBox->setCurrentIndex(item.selection); |
1120 |
pComboBox->setEnabled(true); |
1121 |
pComboBox->setEditable(true); |
1122 |
pComboBox->setGeometry(option.rect); |
1123 |
return pComboBox; |
1124 |
} |
1125 |
|
1126 |
|
1127 |
void ChannelRoutingDelegate::setEditorData ( QWidget *pEditor, |
1128 |
const QModelIndex &index) const |
1129 |
{ |
1130 |
ChannelRoutingItem item = index.model()->data(index, |
1131 |
Qt::DisplayRole).value<ChannelRoutingItem> (); |
1132 |
QComboBox* pComboBox = static_cast<QComboBox*> (pEditor); |
1133 |
pComboBox->setCurrentIndex(item.selection); |
1134 |
} |
1135 |
|
1136 |
|
1137 |
void ChannelRoutingDelegate::setModelData ( QWidget* pEditor, |
1138 |
QAbstractItemModel *pModel, const QModelIndex& index ) const |
1139 |
{ |
1140 |
QComboBox *pComboBox = static_cast<QComboBox*> (pEditor); |
1141 |
pModel->setData(index, pComboBox->currentIndex()); |
1142 |
} |
1143 |
|
1144 |
|
1145 |
void ChannelRoutingDelegate::updateEditorGeometry ( QWidget *pEditor, |
1146 |
const QStyleOptionViewItem& option, const QModelIndex &/* index */) const |
1147 |
{ |
1148 |
pEditor->setGeometry(option.rect); |
1149 |
} |
1150 |
|
1151 |
} // namespace QSampler |
1152 |
|
1153 |
|
1154 |
// end of qsamplerChannel.cpp |