Diffstat (limited to 'libopie2/opiemm/osoundsystem.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | libopie2/opiemm/osoundsystem.cpp | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/libopie2/opiemm/osoundsystem.cpp b/libopie2/opiemm/osoundsystem.cpp index 17e5cb0..13b26e6 100644 --- a/libopie2/opiemm/osoundsystem.cpp +++ b/libopie2/opiemm/osoundsystem.cpp @@ -1,322 +1,320 @@ /* This file is part of the Opie Project (C) 2003 Michael 'Mickey' Lauer <mickey@tm.informatik.uni-frankfurt.de> =. .=l. .>+-= _;:, .> :=|. This program is free software; you can .> <`_, > . <= redistribute it and/or modify it under :`=1 )Y*s>-.-- : the terms of the GNU Library General Public .="- .-=="i, .._ License as published by the Free Software - . .-<_> .<> Foundation; either version 2 of the License, ._= =} : or (at your option) any later version. .%`+i> _;_. .i_,=:_. -<s. This program is distributed in the hope that + . -:. = it will be useful, but WITHOUT ANY WARRANTY; : .. .:, . . . without even the implied warranty of =_ + =;=|` MERCHANTABILITY or FITNESS FOR A _.=:. : :=>`: PARTICULAR PURPOSE. See the GNU ..}^=.= = ; Library General Public License for more ++= -. .` .: details. : = ...= . :.=- -. .:....=;==+<; You should have received a copy of the GNU -_. . . )=. = Library General Public License along with -- :-=` this library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include <opie2/osoundsystem.h> #include <opie2/odebug.h> #include <errno.h> #include <fcntl.h> #include <string.h> #include <sys/ioctl.h> #include <sys/types.h> #include <sys/soundcard.h> #include <sys/stat.h> using namespace Opie::Core; using namespace Opie::MM; /*====================================================================================== * OSoundSystem *======================================================================================*/ OSoundSystem* OSoundSystem::_instance = 0; OSoundSystem::OSoundSystem() { odebug << "OSoundSystem::OSoundSystem()" << oendl; synchronize(); } void OSoundSystem::synchronize() { // gather available interfaces by inspecting /dev //FIXME: we could use SIOCGIFCONF here, but we aren't interested in virtual (e.g. eth0:0) devices //FIXME: Use SIOCGIFCONF anway, because we can disable listing of aliased devices _interfaces.clear(); _interfaces.insert( "soundcard", new OSoundCard( this, "soundcard" ) ); /* QString str; QFile f( "/dev/sound" ); bool hasFile = f.open( IO_ReadOnly ); if ( !hasFile ) { odebug << "OSoundSystem: /dev/sound not existing. No sound devices available" << oendl; return; } QTextStream s( &f ); s.readLine(); s.readLine(); while ( !s.atEnd() ) { s >> str; str.truncate( str.find( ':' ) ); odebug << "OSoundSystem: found interface '" << str << "'" << oendl; OAudioInterface* iface; iface = new OAudioInterface( this, (const char*) str ); _interfaces.insert( str, iface ); s.readLine(); } */ } int OSoundSystem::count() const { return _interfaces.count(); } OSoundCard* OSoundSystem::card( const QString& iface ) const { return _interfaces[iface]; } OSoundSystem* OSoundSystem::instance() { if ( !_instance ) _instance = new OSoundSystem(); return _instance; } OSoundSystem::CardIterator OSoundSystem::iterator() const { return OSoundSystem::CardIterator( _interfaces ); } /*====================================================================================== * OSoundCard *======================================================================================*/ OSoundCard::OSoundCard( QObject* parent, const char* name ) :QObject( parent, name ), _audio( 0 ), _mixer( 0 ) { odebug << "OSoundCard::OSoundCard()" << oendl; init(); } OSoundCard::~OSoundCard() { } void OSoundCard::init() { #ifdef QT_QWS_DEVFS _audio = new OAudioInterface( this, "/dev/sound/dsp" ); _mixer = new OMixerInterface( this, "/dev/sound/mixer" ); #else _audio = new OAudioInterface( this, "/dev/dsp" ); _mixer = new OMixerInterface( this, "/dev/mixer" ); #endif } /*====================================================================================== * OAudioInterface *======================================================================================*/ OAudioInterface::OAudioInterface( QObject* parent, const char* name ) :QObject( parent, name ), _sfd(0) { odebug << "OAudioInterface::OAudioInterface()" << oendl; init(); } OAudioInterface::~OAudioInterface() { } void OAudioInterface::init() { } /*====================================================================================== * OMixerInterface *======================================================================================*/ OMixerInterface::OMixerInterface( QObject* parent, const char* name ) :QObject( parent, name ) { odebug << "OMixerInterface::OMixerInterface()" << oendl; init(); } OMixerInterface::~OMixerInterface() { } void OMixerInterface::init() { // open the device _fd = ::open( name(), O_RDWR ); if ( _fd == -1 ) { owarn << "OMixerInterface::init(): Can't open mixer." << oendl; return; } // construct the device capabilities int devmask = 0; if ( ioctl( _fd, SOUND_MIXER_READ_DEVMASK, &devmask ) != -1 ) { if ( devmask & ( 1 << SOUND_MIXER_VOLUME ) ) _channels.insert( "PlayVolume", SOUND_MIXER_VOLUME ); if ( devmask & ( 1 << SOUND_MIXER_BASS ) ) _channels.insert( "PlayBass", SOUND_MIXER_BASS ); if ( devmask & ( 1 << SOUND_MIXER_TREBLE ) ) _channels.insert( "PlayTreble", SOUND_MIXER_TREBLE ); if ( devmask & ( 1 << SOUND_MIXER_SYNTH ) ) _channels.insert( "PlaySynth", SOUND_MIXER_SYNTH ); if ( devmask & ( 1 << SOUND_MIXER_PCM ) ) _channels.insert( "PlayPCM", SOUND_MIXER_PCM ); if ( devmask & ( 1 << SOUND_MIXER_SPEAKER ) ) _channels.insert( "PlaySpeaker", SOUND_MIXER_SPEAKER ); if ( devmask & ( 1 << SOUND_MIXER_LINE ) ) _channels.insert( "PlayLine", SOUND_MIXER_LINE ); if ( devmask & ( 1 << SOUND_MIXER_MIC ) ) _channels.insert( "PlayMic", SOUND_MIXER_MIC ); if ( devmask & ( 1 << SOUND_MIXER_CD ) ) _channels.insert( "PlayCD", SOUND_MIXER_CD ); if ( devmask & ( 1 << SOUND_MIXER_IMIX ) ) _channels.insert( "PlayInputMix", SOUND_MIXER_IMIX ); if ( devmask & ( 1 << SOUND_MIXER_ALTPCM ) ) _channels.insert( "PlayAltPCM", SOUND_MIXER_ALTPCM ); if ( devmask & ( 1 << SOUND_MIXER_RECLEV ) ) _channels.insert( "PlayRecord", SOUND_MIXER_RECLEV ); if ( devmask & ( 1 << SOUND_MIXER_IGAIN ) ) _channels.insert( "PlayInputGain", SOUND_MIXER_IGAIN ); if ( devmask & ( 1 << SOUND_MIXER_OGAIN ) ) _channels.insert( "PlayOutputGain", SOUND_MIXER_OGAIN ); //odebug << "devmask available and constructed." << oendl; } devmask = 0; if ( ioctl( _fd, SOUND_MIXER_READ_RECMASK, &devmask ) != -1 ) { if ( devmask & ( 1 << SOUND_MIXER_VOLUME ) ) _channels.insert( "RecVolume", SOUND_MIXER_VOLUME ); if ( devmask & ( 1 << SOUND_MIXER_BASS ) ) _channels.insert( "RecBass", SOUND_MIXER_BASS ); if ( devmask & ( 1 << SOUND_MIXER_TREBLE ) ) _channels.insert( "RecTreble", SOUND_MIXER_TREBLE ); if ( devmask & ( 1 << SOUND_MIXER_SYNTH ) ) _channels.insert( "RecSynth", SOUND_MIXER_SYNTH ); if ( devmask & ( 1 << SOUND_MIXER_PCM ) ) _channels.insert( "RecPCM", SOUND_MIXER_PCM ); if ( devmask & ( 1 << SOUND_MIXER_SPEAKER ) ) _channels.insert( "RecSpeaker", SOUND_MIXER_SPEAKER ); if ( devmask & ( 1 << SOUND_MIXER_LINE ) ) _channels.insert( "RecLine", SOUND_MIXER_LINE ); if ( devmask & ( 1 << SOUND_MIXER_MIC ) ) _channels.insert( "RecMic", SOUND_MIXER_MIC ); if ( devmask & ( 1 << SOUND_MIXER_CD ) ) _channels.insert( "RecCD", SOUND_MIXER_CD ); if ( devmask & ( 1 << SOUND_MIXER_IMIX ) ) _channels.insert( "RecInputMix", SOUND_MIXER_IMIX ); if ( devmask & ( 1 << SOUND_MIXER_ALTPCM ) ) _channels.insert( "RecAltPCM", SOUND_MIXER_ALTPCM ); if ( devmask & ( 1 << SOUND_MIXER_RECLEV ) ) _channels.insert( "RecRecord", SOUND_MIXER_RECLEV ); if ( devmask & ( 1 << SOUND_MIXER_IGAIN ) ) _channels.insert( "RecInputGain", SOUND_MIXER_IGAIN ); if ( devmask & ( 1 << SOUND_MIXER_OGAIN ) ) _channels.insert( "RecOutputGain", SOUND_MIXER_OGAIN ); //odebug << "recmask available and constructed." << oendl; } /* ChannelIterator it; for ( it = _channels.begin(); it != _channels.end(); ++it ) { odebug << "Channel " << it.key() << " available (bit " << it.data() << ")" << oendl; odebug << " +--- Volume: " << volume( it.key() ) & 0xff << " | " << volume( it.key() ) >> 8 << "" << oendl; } */ } QStringList OMixerInterface::allChannels() const { ChannelIterator it = _channels.begin(); QStringList channels; while ( it != _channels.end() ) { channels += it.key(); it++; } return channels; } QStringList OMixerInterface::recChannels() const { owarn << "NYI" << oendl; return QStringList(); } QStringList OMixerInterface::playChannels() const { owarn << "NYI" << oendl; return QStringList(); } bool OMixerInterface::hasChannel( const QString& channel ) { return _channels.contains( channel ); } void OMixerInterface::setVolume( const QString& channel, int left, int right ) { int volume = left; volume |= ( right == -1 ) ? left << 8 : right << 8; if ( _channels.contains( channel ) ) { int result = ioctl( _fd, MIXER_WRITE( _channels[channel] ), &volume ); if ( result == -1 ) { owarn << "Can't set volume: " << strerror( errno ) << oendl; } else { if ( result & 0xff != left ) { owarn << "Device adjusted volume from " << left << " to " << (result & 0xff) << oendl; } } } } int OMixerInterface::volume( const QString& channel ) const { int volume; if ( _channels.contains( channel ) ) { if ( ioctl( _fd, MIXER_READ( _channels[channel] ), &volume ) == -1 ) { owarn << "Can't get volume: " << strerror( errno ) << oendl; } else return volume; } return -1; } - - |