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tdemultimedia/kmix/mixer_irix.cpp

134 lines
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/*
* KMix -- KDE's full featured mini mixer
*
*
* Copyright (C) 1996-2000 Christian Esken
* esken@kde.org
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* 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 program; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "mixer_irix.h"
Mixer_Backend* IRIX_getMixer(int devnum)
{
Mixer_Backend *l_mixer;
l_mixer = new Mixer_IRIX( devnum);
l_mixer->init(devnum);
return l_mixer;
}
Mixer_IRIX::Mixer_IRIX(int devnum) : Mixer_Backend(devnum)
{
close();
}
int Mixer_IRIX::open()
{
// Create config
m_config = ALnewconfig();
if (m_config == (ALconfig)0) {
cerr << "OpenAudioDevice(): ALnewconfig() failed\n";
return Mixer::ERR_OPEN;
}
// Open audio device
m_port = ALopenport("XVDOPlayer", "w", m_config);
if (m_port == (ALport)0) {
return Mixer::ERR_OPEN;
}
else {
// Mixer is open. Now define properties
devmask = 1+128+2048;
recmask = 128;
i_recsrc = 128;
stereodevs = 1+128+2048;
MaxVolume = 255;
i_s_mixer_name = "HPUX Audio Mixer";
isOpen = true;
return 0;
}
}
int Mixer_IRIX::close()
{
m_isOpen = false;
ALfreeconfig(m_config);
ALcloseport(m_port);
m_mixDevices.clear();
return 0;
}
int Mixer_IRIX::readVolumeFromHW( int devnum, int *VolLeft, int *VolRight )
{
long in_buf[4];
switch( devnum() ) {
case 0: // Speaker Output
in_buf[0] = AL_RIGHT_SPEAKER_GAIN;
in_buf[2] = AL_LEFT_SPEAKER_GAIN;
break;
case 7: // Microphone Input (actually selectable).
in_buf[0] = AL_RIGHT_INPUT_ATTEN;
in_buf[2] = AL_LEFT_INPUT_ATTEN;
break;
case 11: // Record monitor
in_buf[0] = AL_RIGHT_MONITOR_ATTEN;
in_buf[2] = AL_LEFT_MONITOR_ATTEN;
break;
default:
printf("Unknown device %d\n", MixPtr->num() );
}
ALgetparams(AL_DEFAULT_DEVICE, in_buf, 4);
*VolRight = in_buf[1]*100/255;
*VolLeft = in_buf[3]*100/255;
return 0;
}
int Mixer_IRIX::writeVolumeToHW( int devnum, int volLeft, int volRight )
{
// Set volume (right&left)
long out_buf[4] =
{
0, volRight,
0, volLeft
};
switch( mixdevice->num() ) {
case 0: // Speaker
out_buf[0] = AL_RIGHT_SPEAKER_GAIN;
out_buf[2] = AL_LEFT_SPEAKER_GAIN;
break;
case 7: // Microphone (Input)
out_buf[0] = AL_RIGHT_INPUT_ATTEN;
out_buf[2] = AL_LEFT_INPUT_ATTEN;
break;
case 11: // Record monitor
out_buf[0] = AL_RIGHT_MONITOR_ATTEN;
out_buf[2] = AL_LEFT_MONITOR_ATTEN;
break;
}
ALsetparams(AL_DEFAULT_DEVICE, out_buf, 4);
return 0;
}
QString IRIX_getDriverName() {
return "IRIX";
}