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authormickeyl <mickeyl>2005-05-09 10:39:17 (UTC)
committer mickeyl <mickeyl>2005-05-09 10:39:17 (UTC)
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-rw-r--r--libopie2/opiemm/osoundsystem.cpp4
1 files changed, 0 insertions, 4 deletions
diff --git a/libopie2/opiemm/osoundsystem.cpp b/libopie2/opiemm/osoundsystem.cpp
index 6c03203..2956682 100644
--- a/libopie2/opiemm/osoundsystem.cpp
+++ b/libopie2/opiemm/osoundsystem.cpp
@@ -1,319 +1,315 @@
/*
                This file is part of the Opie Project
              (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;
    : ..    .:,     . . . 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>
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();
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 ), _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
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();
}
return channels;
}
QStringList OMixerInterface::recChannels() const
{
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
{
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
{
return _channels.contains( channel ) && ( _stmask & ( 1 << _channels[channel] ) );
}
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 )
{
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;
}