--- qsampler/trunk/src/qsamplerChannel.cpp 2005/08/19 17:10:16 751 +++ qsampler/trunk/src/qsamplerChannel.cpp 2014/05/20 10:59:37 2563 @@ -1,7 +1,8 @@ // qsamplerChannel.cpp // /**************************************************************************** - Copyright (C) 2003-2005, rncbc aka Rui Nuno Capela. All rights reserved. + Copyright (C) 2004-2014, rncbc aka Rui Nuno Capela. All rights reserved. + Copyright (C) 2007, 2008 Christian Schoenebeck This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License @@ -13,36 +14,41 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + You should have received a copy of the GNU General Public License along + with this program; if not, write to the Free Software Foundation, Inc., + 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *****************************************************************************/ +#include "qsamplerAbout.h" #include "qsamplerChannel.h" +#include "qsamplerUtilities.h" #include "qsamplerMainForm.h" #include "qsamplerChannelForm.h" -#include "config.h" - -#include +#include +#include #ifdef CONFIG_LIBGIG #include "gig.h" +#include "SF.h" #endif -#define QSAMPLER_INSTRUMENT_MAX 8 +namespace QSampler { + +#define QSAMPLER_INSTRUMENT_MAX 128 + +#define UNICODE_RIGHT_ARROW QChar(char(0x92), char(0x21)) //------------------------------------------------------------------------- -// qsamplerChannel - Sampler channel structure. +// QSampler::Channel - Sampler channel structure. // // Constructor. -qsamplerChannel::qsamplerChannel ( qsamplerMainForm *pMainForm, int iChannelID ) +Channel::Channel ( int iChannelID ) { - m_pMainForm = pMainForm; m_iChannelID = iChannelID; // m_sEngineName = noEngineName(); @@ -54,58 +60,36 @@ m_iMidiDevice = -1; m_iMidiPort = -1; m_iMidiChannel = -1; + m_iMidiMap = -1; m_sAudioDriver = "ALSA"; m_iAudioDevice = -1; - m_fVolume = 0.0; + m_fVolume = 0.0f; m_bMute = false; m_bSolo = false; } // Default destructor. -qsamplerChannel::~qsamplerChannel (void) -{ -} - - -// Main application form accessor. -qsamplerMainForm *qsamplerChannel::mainForm(void) const +Channel::~Channel (void) { - return m_pMainForm; -} - - -// The global options settings delegated property. -qsamplerOptions *qsamplerChannel::options (void) const -{ - if (m_pMainForm == NULL) - return NULL; - - return m_pMainForm->options(); -} - - -// The client descriptor delegated property. -lscp_client_t *qsamplerChannel::client (void) const -{ - if (m_pMainForm == NULL) - return NULL; - - return m_pMainForm->client(); } // Create a new sampler channel, if not already. -bool qsamplerChannel::addChannel (void) +bool Channel::addChannel (void) { - if (client() == NULL) + MainForm* pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL) return false; // Are we a new channel? if (m_iChannelID < 0) { - m_iChannelID = ::lscp_add_channel(client()); + m_iChannelID = ::lscp_add_channel(pMainForm->client()); if (m_iChannelID < 0) { appendMessagesClient("lscp_add_channel"); - appendMessagesError(QObject::tr("Could not add channel.\n\nSorry.")); + appendMessagesError( + QObject::tr("Could not add channel.\n\nSorry.")); } // Otherwise it's created... else appendMessages(QObject::tr("added.")); } @@ -116,14 +100,17 @@ // Remove sampler channel. -bool qsamplerChannel::removeChannel (void) +bool Channel::removeChannel (void) { - if (client() == NULL) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL) return false; // Are we an existing channel? if (m_iChannelID >= 0) { - if (::lscp_remove_channel(client(), m_iChannelID) != LSCP_OK) { + if (::lscp_remove_channel(pMainForm->client(), m_iChannelID) != LSCP_OK) { appendMessagesClient("lscp_remove_channel"); appendMessagesError(QObject::tr("Could not remove channel.\n\nSorry.")); } else { @@ -139,41 +126,46 @@ // Channel-ID (aka Sammpler-Channel) accessors. -int qsamplerChannel::channelID (void) const +int Channel::channelID (void) const { return m_iChannelID; } -void qsamplerChannel::setChannelID ( int iChannelID ) +void Channel::setChannelID ( int iChannelID ) { m_iChannelID = iChannelID; } // Readable channel name. -QString qsamplerChannel::channelName (void) const +QString Channel::channelName (void) const { return (m_iChannelID < 0 ? QObject::tr("New Channel") : QObject::tr("Channel %1").arg(m_iChannelID)); } // Engine name accessors. -const QString& qsamplerChannel::engineName (void) const +const QString& Channel::engineName (void) const { return m_sEngineName; } -bool qsamplerChannel::loadEngine ( const QString& sEngineName ) +bool Channel::loadEngine ( const QString& sEngineName ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && m_sEngineName == sEngineName) return true; - if (::lscp_load_engine(client(), sEngineName.latin1(), m_iChannelID) != LSCP_OK) { + if (::lscp_load_engine(pMainForm->client(), + sEngineName.toUtf8().constData(), m_iChannelID) != LSCP_OK) { appendMessagesClient("lscp_load_engine"); return false; } + appendMessages(QObject::tr("Engine: %1.").arg(sEngineName)); m_sEngineName = sEngineName; @@ -182,40 +174,50 @@ // Instrument filename accessor. -const QString& qsamplerChannel::instrumentFile (void) const +const QString& Channel::instrumentFile (void) const { return m_sInstrumentFile; } // Instrument index accessor. -int qsamplerChannel::instrumentNr (void) const +int Channel::instrumentNr (void) const { return m_iInstrumentNr; } // Instrument name accessor. -const QString& qsamplerChannel::instrumentName (void) const +const QString& Channel::instrumentName (void) const { return m_sInstrumentName; } // Instrument status accessor. -int qsamplerChannel::instrumentStatus (void) const +int Channel::instrumentStatus (void) const { return m_iInstrumentStatus; } // Instrument file loader. -bool qsamplerChannel::loadInstrument ( const QString& sInstrumentFile, int iInstrumentNr ) +bool Channel::loadInstrument ( const QString& sInstrumentFile, int iInstrumentNr ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; - if (!isInstrumentFile(sInstrumentFile)) + if (!QFileInfo(sInstrumentFile).exists()) return false; - if (m_iInstrumentStatus == 100 && m_sInstrumentFile == sInstrumentFile && m_iInstrumentNr == iInstrumentNr) + if (m_iInstrumentStatus == 100 + && m_sInstrumentFile == sInstrumentFile + && m_iInstrumentNr == iInstrumentNr) return true; - if (::lscp_load_instrument_non_modal(client(), sInstrumentFile.latin1(), iInstrumentNr, m_iChannelID) != LSCP_OK) { + if (::lscp_load_instrument_non_modal( + pMainForm->client(), + qsamplerUtilities::lscpEscapePath( + sInstrumentFile).toUtf8().constData(), + iInstrumentNr, m_iChannelID + ) != LSCP_OK) { appendMessagesClient("lscp_load_instrument"); return false; } @@ -228,7 +230,7 @@ // Special instrument file/name/number settler. -bool qsamplerChannel::setInstrument ( const QString& sInstrumentFile, int iInstrumentNr ) +bool Channel::setInstrument ( const QString& sInstrumentFile, int iInstrumentNr ) { m_sInstrumentFile = sInstrumentFile; m_iInstrumentNr = iInstrumentNr; @@ -244,19 +246,23 @@ // MIDI driver type accessors (DEPRECATED). -const QString& qsamplerChannel::midiDriver (void) const +const QString& Channel::midiDriver (void) const { return m_sMidiDriver; } -bool qsamplerChannel::setMidiDriver ( const QString& sMidiDriver ) +bool Channel::setMidiDriver ( const QString& sMidiDriver ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && m_sMidiDriver == sMidiDriver) return true; - if (::lscp_set_channel_midi_type(client(), m_iChannelID, sMidiDriver.latin1()) != LSCP_OK) { + if (::lscp_set_channel_midi_type(pMainForm->client(), + m_iChannelID, sMidiDriver.toUtf8().constData()) != LSCP_OK) { appendMessagesClient("lscp_set_channel_midi_type"); return false; } @@ -269,19 +275,22 @@ // MIDI device accessors. -int qsamplerChannel::midiDevice (void) const +int Channel::midiDevice (void) const { return m_iMidiDevice; } -bool qsamplerChannel::setMidiDevice ( int iMidiDevice ) +bool Channel::setMidiDevice ( int iMidiDevice ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && m_iMidiDevice == iMidiDevice) return true; - if (::lscp_set_channel_midi_device(client(), m_iChannelID, iMidiDevice) != LSCP_OK) { + if (::lscp_set_channel_midi_device(pMainForm->client(), m_iChannelID, iMidiDevice) != LSCP_OK) { appendMessagesClient("lscp_set_channel_midi_device"); return false; } @@ -294,19 +303,22 @@ // MIDI port number accessor. -int qsamplerChannel::midiPort (void) const +int Channel::midiPort (void) const { return m_iMidiPort; } -bool qsamplerChannel::setMidiPort ( int iMidiPort ) +bool Channel::setMidiPort ( int iMidiPort ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && m_iMidiPort == iMidiPort) return true; - if (::lscp_set_channel_midi_port(client(), m_iChannelID, iMidiPort) != LSCP_OK) { + if (::lscp_set_channel_midi_port(pMainForm->client(), m_iChannelID, iMidiPort) != LSCP_OK) { appendMessagesClient("lscp_set_channel_midi_port"); return false; } @@ -319,19 +331,22 @@ // MIDI channel accessor. -int qsamplerChannel::midiChannel (void) const +int Channel::midiChannel (void) const { return m_iMidiChannel; } -bool qsamplerChannel::setMidiChannel ( int iMidiChannel ) +bool Channel::setMidiChannel ( int iMidiChannel ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && m_iMidiChannel == iMidiChannel) return true; - if (::lscp_set_channel_midi_channel(client(), m_iChannelID, iMidiChannel) != LSCP_OK) { + if (::lscp_set_channel_midi_channel(pMainForm->client(), m_iChannelID, iMidiChannel) != LSCP_OK) { appendMessagesClient("lscp_set_channel_midi_channel"); return false; } @@ -343,20 +358,51 @@ } +// MIDI instrument map accessor. +int Channel::midiMap (void) const +{ + return m_iMidiMap; +} + +bool Channel::setMidiMap ( int iMidiMap ) +{ + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) + return false; + if (m_iInstrumentStatus == 100 && m_iMidiMap == iMidiMap) + return true; +#ifdef CONFIG_MIDI_INSTRUMENT + if (::lscp_set_channel_midi_map(pMainForm->client(), m_iChannelID, iMidiMap) != LSCP_OK) { + appendMessagesClient("lscp_set_channel_midi_map"); + return false; + } +#endif + appendMessages(QObject::tr("MIDI map: %1.").arg(iMidiMap)); + + m_iMidiMap = iMidiMap; + return true; +} + + // Audio device accessor. -int qsamplerChannel::audioDevice (void) const +int Channel::audioDevice (void) const { return m_iAudioDevice; } -bool qsamplerChannel::setAudioDevice ( int iAudioDevice ) +bool Channel::setAudioDevice ( int iAudioDevice ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && m_iAudioDevice == iAudioDevice) return true; - if (::lscp_set_channel_audio_device(client(), m_iChannelID, iAudioDevice) != LSCP_OK) { + if (::lscp_set_channel_audio_device(pMainForm->client(), m_iChannelID, iAudioDevice) != LSCP_OK) { appendMessagesClient("lscp_set_channel_audio_device"); return false; } @@ -369,19 +415,23 @@ // Audio driver type accessors (DEPRECATED). -const QString& qsamplerChannel::audioDriver (void) const +const QString& Channel::audioDriver (void) const { return m_sAudioDriver; } -bool qsamplerChannel::setAudioDriver ( const QString& sAudioDriver ) +bool Channel::setAudioDriver ( const QString& sAudioDriver ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && m_sAudioDriver == sAudioDriver) return true; - if (::lscp_set_channel_audio_type(client(), m_iChannelID, sAudioDriver.latin1()) != LSCP_OK) { + if (::lscp_set_channel_audio_type(pMainForm->client(), + m_iChannelID, sAudioDriver.toUtf8().constData()) != LSCP_OK) { appendMessagesClient("lscp_set_channel_audio_type"); return false; } @@ -394,19 +444,22 @@ // Channel volume accessors. -float qsamplerChannel::volume (void) const +float Channel::volume (void) const { return m_fVolume; } -bool qsamplerChannel::setVolume ( float fVolume ) +bool Channel::setVolume ( float fVolume ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && m_fVolume == fVolume) return true; - if (::lscp_set_channel_volume(client(), m_iChannelID, fVolume) != LSCP_OK) { + if (::lscp_set_channel_volume(pMainForm->client(), m_iChannelID, fVolume) != LSCP_OK) { appendMessagesClient("lscp_set_channel_volume"); return false; } @@ -419,20 +472,23 @@ // Sampler channel mute state. -bool qsamplerChannel::channelMute (void) const +bool Channel::channelMute (void) const { return m_bMute; } -bool qsamplerChannel::setChannelMute ( bool bMute ) +bool Channel::setChannelMute ( bool bMute ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && ((m_bMute && bMute) || (!m_bMute && !bMute))) return true; #ifdef CONFIG_MUTE_SOLO - if (::lscp_set_channel_mute(client(), m_iChannelID, bMute) != LSCP_OK) { + if (::lscp_set_channel_mute(pMainForm->client(), m_iChannelID, bMute) != LSCP_OK) { appendMessagesClient("lscp_set_channel_mute"); return false; } @@ -446,20 +502,23 @@ // Sampler channel solo state. -bool qsamplerChannel::channelSolo (void) const +bool Channel::channelSolo (void) const { return m_bSolo; } -bool qsamplerChannel::setChannelSolo ( bool bSolo ) +bool Channel::setChannelSolo ( bool bSolo ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && ((m_bSolo && bSolo) || (!m_bSolo && !bSolo))) return true; #ifdef CONFIG_MUTE_SOLO - if (::lscp_set_channel_solo(client(), m_iChannelID, bSolo) != LSCP_OK) { + if (::lscp_set_channel_solo(pMainForm->client(), m_iChannelID, bSolo) != LSCP_OK) { appendMessagesClient("lscp_set_channel_solo"); return false; } @@ -472,8 +531,45 @@ } +// Audio routing accessors. +int Channel::audioChannel ( int iAudioOut ) const +{ + return m_audioRouting[iAudioOut]; +} + +bool Channel::setAudioChannel ( int iAudioOut, int iAudioIn ) +{ + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) + return false; + if (m_iInstrumentStatus == 100 && + m_audioRouting[iAudioOut] == iAudioIn) + return true; + + if (::lscp_set_channel_audio_channel(pMainForm->client(), + m_iChannelID, iAudioOut, iAudioIn) != LSCP_OK) { + appendMessagesClient("lscp_set_channel_audio_channel"); + return false; + } + + appendMessages(QObject::tr("Audio Channel: %1 -> %2.") + .arg(iAudioOut).arg(iAudioIn)); + + m_audioRouting[iAudioOut] = iAudioIn; + return true; +} + +// The audio routing map itself. +const ChannelRoutingMap& Channel::audioRouting (void) const +{ + return m_audioRouting; +} + + // Istrument name remapper. -void qsamplerChannel::updateInstrumentName (void) +void Channel::updateInstrumentName (void) { #ifndef CONFIG_INSTRUMENT_NAME m_sInstrumentName = getInstrumentName(m_sInstrumentFile, @@ -483,13 +579,16 @@ // Update whole channel info state. -bool qsamplerChannel::updateChannelInfo (void) +bool Channel::updateChannelInfo (void) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; // Read channel information. - lscp_channel_info_t *pChannelInfo = ::lscp_get_channel_info(client(), m_iChannelID); + lscp_channel_info_t *pChannelInfo = ::lscp_get_channel_info(pMainForm->client(), m_iChannelID); if (pChannelInfo == NULL) { appendMessagesClient("lscp_get_channel_info"); appendMessagesError(QObject::tr("Could not get channel information.\n\nSorry.")); @@ -498,9 +597,11 @@ #ifdef CONFIG_INSTRUMENT_NAME // We got all actual instrument datum... - m_sInstrumentFile = pChannelInfo->instrument_file; + m_sInstrumentFile = + qsamplerUtilities::lscpEscapedPathToPosix(pChannelInfo->instrument_file); m_iInstrumentNr = pChannelInfo->instrument_nr; - m_sInstrumentName = pChannelInfo->instrument_name; + m_sInstrumentName = + qsamplerUtilities::lscpEscapedTextToRaw(pChannelInfo->instrument_name); #else // First, check if intrument name has changed, // taking care that instrument name lookup might be expensive, @@ -518,6 +619,9 @@ m_iMidiDevice = pChannelInfo->midi_device; m_iMidiPort = pChannelInfo->midi_port; m_iMidiChannel = pChannelInfo->midi_channel; +#ifdef CONFIG_MIDI_INSTRUMENT + m_iMidiMap = pChannelInfo->midi_map; +#endif m_iAudioDevice = pChannelInfo->audio_device; m_fVolume = pChannelInfo->volume; #ifdef CONFIG_MUTE_SOLO @@ -536,7 +640,7 @@ lscp_device_info_t *pDeviceInfo; const QString sNone = QObject::tr("(none)"); // Audio device driver type. - pDeviceInfo = ::lscp_get_audio_device_info(client(), m_iAudioDevice); + pDeviceInfo = ::lscp_get_audio_device_info(pMainForm->client(), m_iAudioDevice); if (pDeviceInfo == NULL) { appendMessagesClient("lscp_get_audio_device_info"); m_sAudioDriver = sNone; @@ -544,7 +648,7 @@ m_sAudioDriver = pDeviceInfo->driver; } // MIDI device driver type. - pDeviceInfo = ::lscp_get_midi_device_info(client(), m_iMidiDevice); + pDeviceInfo = ::lscp_get_midi_device_info(pMainForm->client(), m_iMidiDevice); if (pDeviceInfo == NULL) { appendMessagesClient("lscp_get_midi_device_info"); m_sMidiDriver = sNone; @@ -552,17 +656,32 @@ m_sMidiDriver = pDeviceInfo->driver; } + // Set the audio routing map. + m_audioRouting.clear(); +#ifdef CONFIG_AUDIO_ROUTING + int *piAudioRouting = pChannelInfo->audio_routing; + for (int i = 0; piAudioRouting && piAudioRouting[i] >= 0; i++) + m_audioRouting[i] = piAudioRouting[i]; +#else + char **ppszAudioRouting = pChannelInfo->audio_routing; + for (int i = 0; ppszAudioRouting && ppszAudioRouting[i]; i++) + m_audioRouting[i] = ::atoi(ppszAudioRouting[i]); +#endif + return true; } // Reset channel method. -bool qsamplerChannel::channelReset (void) +bool Channel::channelReset (void) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; - if (::lscp_reset_channel(client(), m_iChannelID) != LSCP_OK) { + if (::lscp_reset_channel(pMainForm->client(), m_iChannelID) != LSCP_OK) { appendMessagesClient("lscp_reset_channel"); return false; } @@ -573,14 +692,61 @@ } +// Spawn instrument editor method. +bool Channel::editChannel (void) +{ +#ifdef CONFIG_EDIT_INSTRUMENT + + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) + return false; + + if (::lscp_edit_channel_instrument(pMainForm->client(), m_iChannelID) + != LSCP_OK) { + appendMessagesClient("lscp_edit_channel_instrument"); + appendMessagesError(QObject::tr( + "Could not launch an appropriate instrument editor " + "for the given instrument!\n\n" + "Make sure you have an appropriate " + "instrument editor like 'gigedit' installed " + "and that it placed its mandatory DLL file " + "into the sampler's plugin directory.") + ); + return false; + } + + appendMessages(QObject::tr("edit instrument.")); + + return true; + +#else + + appendMessagesError(QObject::tr( + "Sorry, QSampler was compiled for a version of liblscp " + "which lacks this feature.\n\n" + "You may want to update liblscp and recompile QSampler afterwards.") + ); + + return false; + +#endif +} + + // Channel setup dialog form. -bool qsamplerChannel::channelSetup ( QWidget *pParent ) +bool Channel::channelSetup ( QWidget *pParent ) { + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + bool bResult = false; appendMessages(QObject::tr("setup...")); - qsamplerChannelForm *pChannelForm = new qsamplerChannelForm(pParent); + ChannelForm *pChannelForm = new ChannelForm(pParent); if (pChannelForm) { pChannelForm->setup(this); bResult = pChannelForm->exec(); @@ -592,55 +758,61 @@ // Redirected messages output methods. -void qsamplerChannel::appendMessages( const QString& s ) const +void Channel::appendMessages( const QString& s ) const { - if (m_pMainForm) - m_pMainForm->appendMessages(channelName() + ' ' + s); + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessages(channelName() + ' ' + s); } -void qsamplerChannel::appendMessagesColor( const QString& s, +void Channel::appendMessagesColor( const QString& s, const QString& c ) const { - if (m_pMainForm) - m_pMainForm->appendMessagesColor(channelName() + ' ' + s, c); + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessagesColor(channelName() + ' ' + s, c); } -void qsamplerChannel::appendMessagesText( const QString& s ) const +void Channel::appendMessagesText( const QString& s ) const { - if (m_pMainForm) - m_pMainForm->appendMessagesText(channelName() + ' ' + s); + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessagesText(channelName() + ' ' + s); } -void qsamplerChannel::appendMessagesError( const QString& s ) const +void Channel::appendMessagesError( const QString& s ) const { - if (m_pMainForm) - m_pMainForm->appendMessagesError(channelName() + "\n\n" + s); + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessagesError(channelName() + "\n\n" + s); } -void qsamplerChannel::appendMessagesClient( const QString& s ) const +void Channel::appendMessagesClient( const QString& s ) const { - if (m_pMainForm) - m_pMainForm->appendMessagesClient(channelName() + ' ' + s); + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessagesClient(channelName() + ' ' + s); } // Context menu event handler. -void qsamplerChannel::contextMenuEvent( QContextMenuEvent *pEvent ) +void Channel::contextMenuEvent( QContextMenuEvent *pEvent ) { - if (m_pMainForm) - m_pMainForm->contextMenuEvent(pEvent); + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->contextMenuEvent(pEvent); } -// FIXME: Check whether a given file is an instrument file. -bool qsamplerChannel::isInstrumentFile ( const QString& sInstrumentFile ) +// FIXME: Check whether a given file is an instrument file (DLS only). +bool Channel::isDlsInstrumentFile ( const QString& sInstrumentFile ) { bool bResult = false; QFile file(sInstrumentFile); - if (file.open(IO_ReadOnly)) { + if (file.open(QIODevice::ReadOnly)) { char achHeader[16]; - if (file.readBlock(achHeader, 16)) { + if (file.read(achHeader, 16) > 0) { bResult = (::memcmp(&achHeader[0], "RIFF", 4) == 0 && ::memcmp(&achHeader[8], "DLS LIST", 8) == 0); } @@ -651,18 +823,47 @@ } +// FIXME: Check whether a given file is an instrument file (SF2 only). +bool Channel::isSf2InstrumentFile ( const QString& sInstrumentFile ) +{ + bool bResult = false; + + QFile file(sInstrumentFile); + if (file.open(QIODevice::ReadOnly)) { + char achHeader[8]; + if (file.read(achHeader, 8) > 0) { + bResult = (::memcmp(&achHeader[0], "RIFF", 4) == 0 + && ::memcmp(&achHeader[4], "sfbk", 4) == 0); + } + file.close(); + } + + return bResult; +} + + // Retrieve the instrument list of a instrument file (.gig). -QStringList qsamplerChannel::getInstrumentList( const QString& sInstrumentFile, - bool bInstrumentNames ) +QStringList Channel::getInstrumentList( + const QString& sInstrumentFile, bool bInstrumentNames ) { - QString sInstrumentName = QFileInfo(sInstrumentFile).fileName(); QStringList instlist; - if (isInstrumentFile(sInstrumentFile)) { + const QFileInfo fi(sInstrumentFile); + if (!fi.exists()) { + instlist.append(noInstrumentName()); + return instlist; + } + #ifdef CONFIG_LIBGIG - if (bInstrumentNames) { - RIFF::File *pRiff = new RIFF::File(sInstrumentFile.latin1()); + if (bInstrumentNames) { + if (isDlsInstrumentFile(sInstrumentFile)) { + RIFF::File *pRiff + = new RIFF::File(sInstrumentFile.toUtf8().constData()); gig::File *pGig = new gig::File(pRiff); + #if HAVE_LIBGIG_SETAUTOLOAD + // prevent sleepy response time on large .gig files + pGig->SetAutoLoad(false); + #endif gig::Instrument *pInstrument = pGig->GetFirstInstrument(); while (pInstrument) { instlist.append((pInstrument->pInfo)->Name.c_str()); @@ -672,28 +873,57 @@ delete pRiff; } else + if (isSf2InstrumentFile(sInstrumentFile)) { + RIFF::File *pRiff + = new RIFF::File(sInstrumentFile.toUtf8().constData()); + sf2::File *pSf2 = new sf2::File(pRiff); + const int iPresetCount = pSf2->GetPresetCount(); + for (int iIndex = 0; iIndex < iPresetCount; ++iIndex) { + sf2::Preset *pPreset = pSf2->GetPreset(iIndex); + if (pPreset) { + instlist.append(pPreset->Name.c_str()); + } else { + instlist.append(fi.fileName() + + " [" + QString::number(iIndex) + "]"); + } + } + delete pSf2; + delete pRiff; + } + } #endif - for (int iInstrumentNr = 0; iInstrumentNr < QSAMPLER_INSTRUMENT_MAX; iInstrumentNr++) - instlist.append(sInstrumentName + " [" + QString::number(iInstrumentNr) + "]"); + + if (instlist.isEmpty()) { + for (int iIndex = 0; iIndex < QSAMPLER_INSTRUMENT_MAX; ++iIndex) { + instlist.append(fi.fileName() + + " [" + QString::number(iIndex) + "]"); + } } - else instlist.append(noInstrumentName()); return instlist; } // Retrieve the spacific instrument name of a instrument file (.gig), given its index. -QString qsamplerChannel::getInstrumentName( const QString& sInstrumentFile, - int iInstrumentNr, bool bInstrumentNames ) +QString Channel::getInstrumentName ( + const QString& sInstrumentFile, int iInstrumentNr, bool bInstrumentNames ) { + const QFileInfo fi(sInstrumentFile); + if (!fi.exists()) + return noInstrumentName(); + QString sInstrumentName; - if (isInstrumentFile(sInstrumentFile)) { - sInstrumentName = QFileInfo(sInstrumentFile).fileName(); #ifdef CONFIG_LIBGIG - if (bInstrumentNames) { - RIFF::File *pRiff = new RIFF::File(sInstrumentFile.latin1()); - gig::File *pGig = new gig::File(pRiff); + if (bInstrumentNames) { + if (isDlsInstrumentFile(sInstrumentFile)) { + RIFF::File *pRiff + = new RIFF::File(sInstrumentFile.toUtf8().constData()); + gig::File *pGig = new gig::File(pRiff); + #if HAVE_LIBGIG_SETAUTOLOAD + // prevent sleepy response time on large .gig files + pGig->SetAutoLoad(false); + #endif int iIndex = 0; gig::Instrument *pInstrument = pGig->GetFirstInstrument(); while (pInstrument) { @@ -708,29 +938,202 @@ delete pRiff; } else + if (isSf2InstrumentFile(sInstrumentFile)) { + RIFF::File *pRiff + = new RIFF::File(sInstrumentFile.toUtf8().constData()); + sf2::File *pSf2 = new sf2::File(pRiff); + sf2::Preset *pPreset = pSf2->GetPreset(iInstrumentNr); + if (pPreset) + sInstrumentName = pPreset->Name.c_str(); + delete pSf2; + delete pRiff; + } + } #endif + + if (sInstrumentName.isEmpty()) { + sInstrumentName = fi.fileName(); sInstrumentName += " [" + QString::number(iInstrumentNr) + "]"; } - else sInstrumentName = noInstrumentName(); return sInstrumentName; } // Common invalid name-helpers. -QString qsamplerChannel::noEngineName (void) +QString Channel::noEngineName (void) { return QObject::tr("(No engine)"); } -QString qsamplerChannel::noInstrumentName (void) +QString Channel::noInstrumentName (void) { return QObject::tr("(No instrument)"); } -QString qsamplerChannel::loadingInstrument (void) { +QString Channel::loadingInstrument (void) { return QObject::tr("(Loading instrument...)"); } +//------------------------------------------------------------------------- +// QSampler::ChannelRoutingModel - data model for audio routing +// (used for QTableView) + +ChannelRoutingModel::ChannelRoutingModel ( QObject *pParent ) + : QAbstractTableModel(pParent), m_pDevice(NULL) +{ +} + + +int ChannelRoutingModel::rowCount ( const QModelIndex& /*parent*/) const +{ + return (m_pDevice) ? m_routing.size() : 0; +} + + +int ChannelRoutingModel::columnCount ( const QModelIndex& /*parent*/) const +{ + return 1; +} + + +Qt::ItemFlags ChannelRoutingModel::flags ( const QModelIndex& /*index*/) const +{ + return Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled; +} + + +bool ChannelRoutingModel::setData ( const QModelIndex& index, + const QVariant& value, int /*role*/) +{ + if (!index.isValid()) + return false; + + m_routing[index.row()] = value.toInt(); + + emit dataChanged(index, index); + return true; +} + + +QVariant ChannelRoutingModel::data ( const QModelIndex &index, int role ) const +{ + if (!index.isValid()) + return QVariant(); + if (role != Qt::DisplayRole) + return QVariant(); + if (index.column() != 0) + return QVariant(); + + ChannelRoutingItem item; + + // The common device port item list. + DevicePortList& ports = m_pDevice->ports(); + QListIterator iter(ports); + while (iter.hasNext()) { + DevicePort *pPort = iter.next(); + item.options.append( + m_pDevice->deviceTypeName() + + ' ' + m_pDevice->driverName() + + ' ' + pPort->portName() + ); + } + + item.selection = m_routing[index.row()]; + + return QVariant::fromValue(item); +} + + +QVariant ChannelRoutingModel::headerData ( int section, + Qt::Orientation orientation, int role) const +{ + if (role != Qt::DisplayRole) + return QVariant(); + + switch (orientation) { + case Qt::Horizontal: + return UNICODE_RIGHT_ARROW + QObject::tr(" Device Channel"); + case Qt::Vertical: + return QObject::tr("Audio Channel ") + + QString::number(section) + " " + UNICODE_RIGHT_ARROW; + default: + return QVariant(); + } +} + + +void ChannelRoutingModel::refresh ( Device *pDevice, + const ChannelRoutingMap& routing ) +{ + m_pDevice = pDevice; + m_routing = routing; + // inform the outer world (QTableView) that our data changed +#if QT_VERSION < 0x050000 + QAbstractTableModel::reset(); +#else + QAbstractTableModel::beginResetModel(); + QAbstractTableModel::endResetModel(); +#endif +} + + +//------------------------------------------------------------------------- +// QSampler::ChannelRoutingDelegate - table cell renderer for audio routing +// + +ChannelRoutingDelegate::ChannelRoutingDelegate ( QObject *pParent ) + : QItemDelegate(pParent) +{ +} + + +QWidget* ChannelRoutingDelegate::createEditor ( QWidget *pParent, + const QStyleOptionViewItem & option, const QModelIndex& index ) const +{ + if (!index.isValid()) + return NULL; + + if (index.column() != 0) + return NULL; + + ChannelRoutingItem item = index.model()->data(index, Qt::DisplayRole).value(); + + QComboBox* pComboBox = new QComboBox(pParent); + pComboBox->addItems(item.options); + pComboBox->setCurrentIndex(item.selection); + pComboBox->setEnabled(true); + pComboBox->setGeometry(option.rect); + return pComboBox; +} + + +void ChannelRoutingDelegate::setEditorData ( QWidget *pEditor, + const QModelIndex &index) const +{ + ChannelRoutingItem item = index.model()->data(index, + Qt::DisplayRole).value (); + QComboBox* pComboBox = static_cast (pEditor); + pComboBox->setCurrentIndex(item.selection); +} + + +void ChannelRoutingDelegate::setModelData ( QWidget* pEditor, + QAbstractItemModel *pModel, const QModelIndex& index ) const +{ + QComboBox *pComboBox = static_cast (pEditor); + pModel->setData(index, pComboBox->currentIndex()); +} + + +void ChannelRoutingDelegate::updateEditorGeometry ( QWidget *pEditor, + const QStyleOptionViewItem& option, const QModelIndex &/* index */) const +{ + pEditor->setGeometry(option.rect); +} + +} // namespace QSampler + + // end of qsamplerChannel.cpp