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Diffstat (limited to 'libopie2/opiemm') (more/less context) (ignore whitespace changes)
-rw-r--r--libopie2/opiemm/osoundsystem.cpp25
-rw-r--r--libopie2/opiemm/osoundsystem.h6
2 files changed, 28 insertions, 3 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
@@ -194,7 +194,7 @@ void OMixerInterface::init()
_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;
}
@@ -239,6 +239,12 @@ void OMixerInterface::init()
//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 )
{
@@ -275,12 +281,27 @@ QStringList OMixerInterface::playChannels() const
}
-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;
diff --git a/libopie2/opiemm/osoundsystem.h b/libopie2/opiemm/osoundsystem.h
index bd69114..ac7a5a7 100644
--- a/libopie2/opiemm/osoundsystem.h
+++ b/libopie2/opiemm/osoundsystem.h
@@ -202,7 +202,11 @@ class OMixerInterface : public QObject
/**
* @returns true, if @a channel exists.
*/
- bool hasChannel( const QString& channel );
+ bool hasChannel( const QString& channel ) const;
+ /**
+ * @returns true, if @a channel is stereo.
+ */
+ bool isStereo( const QString& channel ) const;
/**
* Set the @a left and @a right volumes for @a channel.