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portaudio V18 and V19 are supported now.

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git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@1511 0778d3d1-df1d-0410-868b-ea421aaaa00d
This commit is contained in:
Csaba Hruska
2008-08-27 18:51:43 +00:00
parent 9bcf42cca5
commit 3ce92c4f24
3 changed files with 114 additions and 17 deletions
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92
src/core/audio/audio_portaudio.cpp
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@@ -53,8 +53,6 @@ void audioPortAudioSetupUtil::updateChannels( void )
#include "lcd_spinbox.h"
audioPortAudio::audioPortAudio( bool & _success_ful, mixer * _mixer ) :
audioDevice( tLimit<ch_cnt_t>(
configManager::inst()->value( "audioportaudio", "channels" ).toInt(),
@@ -93,8 +91,12 @@ audioPortAudio::audioPortAudio( bool & _success_ful, mixer * _mixer ) :
for( int i = 0; i < Pa_GetDeviceCount(); ++i )
{
di = Pa_GetDeviceInfo( i );
#ifdef PORTAUDIO_V19
if( di->name == device &&
Pa_GetHostApiInfo( di->hostApi )->name == backend )
#else
if( di->name == device )
#endif
{
inDevIdx = i;
outDevIdx = i;
@@ -115,8 +117,10 @@ audioPortAudio::audioPortAudio( bool & _success_ful, mixer * _mixer ) :
double outLatency = (double)getMixer()->framesPerPeriod() / (double)sampleRate();
// FIXME: remove this
#ifdef PORTAUDIO_V19
inLatency = Pa_GetDeviceInfo( inDevIdx )->defaultLowInputLatency;
outLatency = Pa_GetDeviceInfo( outDevIdx )->defaultLowOutputLatency;
#endif
int samples = qMax( 1024, (int)getMixer()->framesPerPeriod() );
// Configure output parameters.
@@ -134,6 +138,7 @@ audioPortAudio::audioPortAudio( bool & _success_ful, mixer * _mixer ) :
m_inputParameters.hostApiSpecificStreamInfo = NULL;
// Open an audio I/O stream.
#ifdef PORTAUDIO_V19
err = Pa_OpenStream(
&m_paStream,
&m_inputParameters, // The input parameter
@@ -143,6 +148,24 @@ audioPortAudio::audioPortAudio( bool & _success_ful, mixer * _mixer ) :
paNoFlag, // Don't use any flags
_process_callback, // our callback function
this );
#else
err = Pa_OpenStream(
&m_paStream,
m_inputParameters.device,
m_inputParameters.channelCount,
m_inputParameters.sampleFormat,
NULL,
m_outputParameters.device,
m_outputParameters.channelCount,
m_outputParameters.sampleFormat,
NULL,
sampleRate(),
samples,
0,
paNoFlag, // Don't use any flags
_process_callback, // our callback function
this );
#endif
if( err != paNoError )
{
@@ -150,8 +173,14 @@ audioPortAudio::audioPortAudio( bool & _success_ful, mixer * _mixer ) :
return;
}
// FIXME: remove this debug info
#ifdef PORTAUDIO_V19
printf( "Input device: '%s' backend: '%s'\n", Pa_GetDeviceInfo( inDevIdx )->name, Pa_GetHostApiInfo( Pa_GetDeviceInfo( inDevIdx )->hostApi )->name );
printf( "Output device: '%s' backend: '%s'\n", Pa_GetDeviceInfo( outDevIdx )->name, Pa_GetHostApiInfo( Pa_GetDeviceInfo( outDevIdx )->hostApi )->name );
#else
printf( "Input device: '%s'\n", Pa_GetDeviceInfo( inDevIdx )->name );
printf( "Output device: '%s'\n", Pa_GetDeviceInfo( outDevIdx )->name );
#endif
m_stop_semaphore.acquire();
@@ -220,15 +249,34 @@ void audioPortAudio::applyQualitySettings( void )
setSampleRate( engine::getMixer()->processingSampleRate() );
int samples = qMax( 1024, (int)getMixer()->framesPerPeriod() );
PaError err = Pa_OpenStream(
&m_paStream,
&m_inputParameters, // The input parameter
&m_outputParameters, // The outputparameter
sampleRate(),
samples,
paNoFlag, // Don't use any flags
_process_callback, // our callback function
this );
#ifdef PORTAUDIO_V19
PaError err = Pa_OpenStream(
&m_paStream,
&m_inputParameters, // The input parameter
&m_outputParameters, // The outputparameter
sampleRate(),
samples,
paNoFlag, // Don't use any flags
_process_callback, // our callback function
this );
#else
PaError err = Pa_OpenStream(
&m_paStream,
m_inputParameters.device,
m_inputParameters.channelCount,
m_inputParameters.sampleFormat,
NULL,
m_outputParameters.device,
m_outputParameters.channelCount,
m_outputParameters.sampleFormat,
NULL,
sampleRate(),
samples,
0,
paNoFlag, // Don't use any flags
_process_callback, // our callback function
this );
#endif
if( err != paNoError )
{
@@ -295,6 +343,7 @@ int audioPortAudio::process_callback(
#ifdef PORTAUDIO_V19
int audioPortAudio::_process_callback(
const void *_inputBuffer,
void * _outputBuffer,
@@ -305,6 +354,11 @@ int audioPortAudio::_process_callback(
{
Q_UNUSED(_timeInfo);
Q_UNUSED(_statusFlags);
#else
int audioPortAudio::_process_callback( void *_inputBuffer, void *_outputBuffer,
unsigned long _framesPerBuffer, PaTimestamp _outTime, void *_arg )
{
#endif
audioPortAudio * _this = static_cast<audioPortAudio *> (_arg);
_this->process_callback( (const float*)_inputBuffer,
@@ -315,7 +369,6 @@ int audioPortAudio::_process_callback(
void audioPortAudioSetupUtil::updateDevices( void )
{
PaError err = Pa_Initialize();
@@ -323,6 +376,7 @@ void audioPortAudioSetupUtil::updateDevices( void )
printf( "Couldn't initialize PortAudio: %s\n", Pa_GetErrorText( err ) );
return;
}
#ifdef PORTAUDIO_V19
// get active backend
const QString& backend = m_backendModel.currentText();
int hostApi = 0;
@@ -336,6 +390,7 @@ void audioPortAudioSetupUtil::updateDevices( void )
break;
}
}
#endif
// get devices for selected backend
m_deviceModel.clear();
@@ -343,10 +398,14 @@ void audioPortAudioSetupUtil::updateDevices( void )
for( int i = 0; i < Pa_GetDeviceCount(); ++i )
{
di = Pa_GetDeviceInfo( i );
#ifdef PORTAUDIO_V19
if( di->hostApi == hostApi )
{
m_deviceModel.addItem( di->name );
}
#else
m_deviceModel.addItem( di->name );
#endif
}
Pa_Terminate();
}
@@ -377,7 +436,11 @@ audioPortAudio::setupWidget::setupWidget( QWidget * _parent ) :
QLabel * backend_lbl = new QLabel( tr( "BACKEND" ), this );
backend_lbl->setFont( pointSize<6>( backend_lbl->font() ) );
backend_lbl->move( 10, 17 );
#ifndef PORTAUDIO_V19
m_backend->hide();
backend_lbl->hide();
#endif
m_device = new comboBox( this, "DEVICE" );
m_device->setGeometry( 52, 35, 250, 20 );
@@ -404,13 +467,14 @@ audioPortAudio::setupWidget::setupWidget( QWidget * _parent ) :
}
// todo: setup backend model
#ifdef PORTAUDIO_V19
const PaHostApiInfo * hi;
for( int i = 0; i < Pa_GetHostApiCount(); ++i )
{
hi = Pa_GetHostApiInfo( i );
m_setupUtil.m_backendModel.addItem( hi->name );
}
#endif
Pa_Terminate();