author | mickeyl <mickeyl> | 2005-01-30 19:00:38 (UTC) |
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committer | mickeyl <mickeyl> | 2005-01-30 19:00:38 (UTC) |
commit | c3b5d1ebb51848a679f96ac3bb1c8acb1b06138e (patch) (side-by-side diff) | |
tree | 9ac1d1281b3bdd92d1975bdc7756e89ebe730f34 | |
parent | 271dd6ba75ddfba5ac4345e9d74db4dbb2b7c971 (diff) | |
download | opie-c3b5d1ebb51848a679f96ac3bb1c8acb1b06138e.zip opie-c3b5d1ebb51848a679f96ac3bb1c8acb1b06138e.tar.gz opie-c3b5d1ebb51848a679f96ac3bb1c8acb1b06138e.tar.bz2 |
improve mixer code
-rw-r--r-- | examples/opiemm/osoundsystemdemo/osoundsystemdemo.cpp | 14 | ||||
-rw-r--r-- | libopie2/config.in | 12 | ||||
-rw-r--r-- | libopie2/opiemm/osoundsystem.cpp | 120 | ||||
-rw-r--r-- | libopie2/opiemm/osoundsystem.h | 17 |
4 files changed, 72 insertions, 91 deletions
diff --git a/examples/opiemm/osoundsystemdemo/osoundsystemdemo.cpp b/examples/opiemm/osoundsystemdemo/osoundsystemdemo.cpp index f74a1b9..b18d719 100644 --- a/examples/opiemm/osoundsystemdemo/osoundsystemdemo.cpp +++ b/examples/opiemm/osoundsystemdemo/osoundsystemdemo.cpp @@ -39,28 +39,34 @@ int main( int argc, char** argv ) OSoundSystem* sound = OSoundSystem::instance(); OSoundSystem::CardIterator it = sound->iterator(); /* while ( it.current() ) { odebug << "DEMO: OSoundSystem contains Interface '" << it.current()->name() << "'" << oendl; ++it; } */ OSoundCard* card = it.current(); - OMixerInterface* mixer = card->mixer(); + odebug << "This device " << ( mixer->hasMultipleRecording() ? "does" : "does not" ) << " feature multiple recording sources." << oendl; QStringList channels = mixer->allChannels(); for ( QStringList::Iterator it = channels.begin(); it != channels.end(); ++it ) { bool stereo = mixer->isStereo( *it ); - odebug << "OSSDEMO: Mixer has channel " << *it << ( stereo ? "[stereo]" : "[mono]" ) << oendl; - odebug << "OSSDEMO: +--- volume " << ( mixer->volume( *it ) & 0xff ) - << " (left) | " << ( mixer->volume( *it ) >> 8 ) << " (right)" << oendl; + bool recsrc = mixer->isRecordable( *it ); + QString line = "OSSDEMO: Mixer has channel " + *it + " "; + line = line.leftJustify( 50 ) + ( stereo ? "[stereo]" : "[mono]" ); + line = line.leftJustify( 60 ) + ( recsrc ? "[recsrc]" : "[ ]" ); + line = line.leftJustify( 70 ); + line += " [ " + QString::number( mixer->volume( *it ) & 0xff ).rightJustify( 3 ); + if ( stereo ) line += " | " + QString::number( mixer->volume( *it ) >> 8 ).rightJustify( 3 ); + line += " ]"; + odebug << line << oendl; } return 0; } diff --git a/libopie2/config.in b/libopie2/config.in deleted file mode 100644 index 5f1bed3..0000000 --- a/libopie2/config.in +++ b/dev/null @@ -1,12 +0,0 @@ -#menu "libopie2" - comment "" - source libopie2/opiecore/config.in - source libopie2/opiedb/config.in - source libopie2/opienet/config.in - source libopie2/opiepim/config.in - source libopie2/opieui/config.in - source libopie2/opiemm/config.in - source libopie2/opiesecurity/config.in - comment "" -#endmenu - diff --git a/libopie2/opiemm/osoundsystem.cpp b/libopie2/opiemm/osoundsystem.cpp index 09fd28f..6c03203 100644 --- a/libopie2/opiemm/osoundsystem.cpp +++ b/libopie2/opiemm/osoundsystem.cpp @@ -1,16 +1,15 @@ /* This file is part of the Opie Project - - (C) 2003 Michael 'Mickey' Lauer <mickey@tm.informatik.uni-frankfurt.de> + (C) 2003-2005 Michael 'Mickey' Lauer <mickey@Vanille.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; @@ -31,49 +30,50 @@ #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> +static const char* device_label[] = SOUND_DEVICE_LABELS; +static int max_device_nr = sizeof device_label / sizeof (const char*); 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(); @@ -167,147 +167,125 @@ OAudioInterface::~OAudioInterface() void OAudioInterface::init() { } /*====================================================================================== * OMixerInterface *======================================================================================*/ OMixerInterface::OMixerInterface( QObject* parent, const char* name ) - :QObject( parent, name ) + :QObject( parent, name ), _devmask( 0 ), _recmask( 0 ), _stmask( 0 ) { 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 " << 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; + if ( ioctl( _fd, SOUND_MIXER_READ_CAPS, &_capmask ) != -1 ) + { + odebug << "OMixerInterface::init() - capmask = " << _capmask << oendl; + } + if ( ioctl( _fd, SOUND_MIXER_READ_DEVMASK, &_devmask ) != -1 ) + { + odebug << "OMixerInterface::init() - devmask = " << _devmask << oendl; + } + if ( ioctl( _fd, SOUND_MIXER_READ_RECMASK, &_recmask ) != -1 ) + { + odebug << "OMixerInterface::init() - recmask = " << _recmask << oendl; + } + if ( ioctl( _fd, SOUND_MIXER_READ_STEREODEVS, &_stmask ) != -1 ) + { + odebug << "OMixerInterface::init() - stereomask = " << _stmask << oendl; + } + for ( int i = 0; i < max_device_nr; ++i ) + { + if ( _devmask & ( 1 << i ) ) + { + _channels.insert( QString( device_label[i] ).stripWhiteSpace(), i ); + odebug << "OMixerInterface::init() - channel '" << device_label[i] << "'" << oendl; + } } -*/ } + QStringList OMixerInterface::allChannels() const { ChannelIterator it = _channels.begin(); QStringList channels; while ( it != _channels.end() ) { - channels += it.key(); - it++; + channels += it++.key(); } return channels; } QStringList OMixerInterface::recChannels() const { - owarn << "NYI" << oendl; - return QStringList(); + ChannelIterator it = _channels.begin(); + QStringList channels; + while ( it != _channels.end() ) + { + if ( _recmask & ( 1 << _channels[it.key()] ) ) channels += it++.key(); + } + return channels; } QStringList OMixerInterface::playChannels() const { - owarn << "NYI" << oendl; - return QStringList(); + return allChannels(); +} + + +bool OMixerInterface::hasMultipleRecording() const +{ + return !( _capmask & SOUND_CAP_EXCL_INPUT ); } 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 _channels.contains( channel ) && ( _stmask & ( 1 << _channels[channel] ) ); } - } - return result; + + +bool OMixerInterface::isRecordable( const QString& channel ) const +{ + return _channels.contains( channel ) && ( _recmask & ( 1 << _channels[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 ) diff --git a/libopie2/opiemm/osoundsystem.h b/libopie2/opiemm/osoundsystem.h index ac7a5a7..cce90c0 100644 --- a/libopie2/opiemm/osoundsystem.h +++ b/libopie2/opiemm/osoundsystem.h @@ -1,16 +1,15 @@ /* This file is part of the Opie Project - - (C) 2003 Michael 'Mickey' Lauer <mickey@tm.informatik.uni-frankfurt.de> + (C) 2003-2005 Michael 'Mickey' Lauer <mickey@Vanille.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; @@ -189,47 +188,57 @@ class OMixerInterface : public QObject /** * @returns all available channels. */ QStringList allChannels() const; /** * @returns recordable channels. */ QStringList recChannels() const; /** * @returns playable channels. */ QStringList playChannels() const; - + /** + * @returns true, if the device features multiple recording sources. + */ + bool hasMultipleRecording() const; /** * @returns true, if @a channel exists. */ bool hasChannel( const QString& channel ) const; /** * @returns true, if @a channel is stereo. */ bool isStereo( const QString& channel ) const; - + /** + * @returns tru, if @a channel is a possible recording source. + */ + bool isRecordable( const QString& channel ) const; /** * Set the @a left and @a right volumes for @a channel. * If no value for right is given, the value for left is taken for that. */ void setVolume( const QString& channel, int left, int right = -1 ); /** * @returns the volume of @a channel or -1, if the channel doesn't exist. * @note You might want to use @ref hasChannel() to check if a channel exists. */ int volume( const QString& channel ) const; protected: int _fd; + int _capmask; + int _devmask; + int _recmask; + int _stmask; QMap<QString, int> _channels; private: void init(); private: class Private; Private *d; }; } } |