Diffstat (limited to 'libopie2/opiemm/osoundsystem.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | libopie2/opiemm/osoundsystem.cpp | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/libopie2/opiemm/osoundsystem.cpp b/libopie2/opiemm/osoundsystem.cpp index 13b26e6..09fd28f 100644 --- a/libopie2/opiemm/osoundsystem.cpp +++ b/libopie2/opiemm/osoundsystem.cpp @@ -165,151 +165,172 @@ 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; + owarn << "OMixerInterface::init(): Can't open mixer " << name() << 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; } + devmask = 0; + if ( ioctl( _fd, SOUND_MIXER_READ_STEREODEVS, &devmask ) != -1 ) + { + odebug << "stereomask = " << devmask << 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 ) +bool OMixerInterface::hasChannel( const QString& channel ) const { return _channels.contains( channel ); } +bool OMixerInterface::isStereo( const QString& channel ) const +{ + bool result = false; + if ( _channels.contains( channel ) ) + { + int devmask = 0; + if ( ioctl( _fd, SOUND_MIXER_READ_STEREODEVS, &devmask ) != -1 ) + { + result = devmask & ( 1 << _channels[channel] ); + } + } + return result; +} + + 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; |