void ApplicationPlugin::startEngine()
{
    // Initialize libaudiostream structures
    if(m_ctx.player)
    {
        StopAudioPlayer(m_ctx.player);
        CloseAudioPlayer(m_ctx.player);
    }

    GetDeviceInfo(kJackRenderer, 0, &m_ctx.device_info);
    auto& dev = m_ctx.device_info;
    qDebug() << dev.fName
             << dev.fMaxInputChannels
             << dev.fMaxOutputChannels
             << dev.fDefaultBufferSize
             << dev.fDefaultSampleRate;

    m_ctx.player = OpenAudioPlayer(0, 2, 44100, 512, 65536*4, 44100*60*20, kJackRenderer, 1);
    m_ctx.renderer = GetAudioPlayerRenderer(m_ctx.player);

    GetAudioRendererInfo(m_ctx.renderer, &m_ctx.renderer_info);
}
void ApplicationPlugin::startEngine()
{
    stopEngine();

    auto& stngs = iscore::GUIApplicationContextPlugin::context.settings<Audio::Settings::Model>();
    auto api = stngs.getDriverId();
    if(api == -1)
        return;

    // Initialize libaudiostream structures
    auto card = CardIdFromString(api, stngs.getCard());
    if(card == -1)
        return;

    GetDeviceInfo(api, card, &m_ctx.device_info);
    auto& dev = m_ctx.device_info;
    qDebug() << dev.fName
             << dev.fMaxInputChannels
             << dev.fMaxOutputChannels
             << dev.fDefaultBufferSize
             << dev.fDefaultSampleRate;

    qDebug() << "openign with" << stngs.getRate() << stngs.getBufferSize();
    AudioGlobalsInit(2, 2, stngs.getRate(),
                     stngs.getBufferSize(),
                     65536*4,
                     0,
                     1);

    m_ctx.renderer = MakeAudioRenderer(api);
    m_ctx.sample_rate = stngs.getRate();
    GetAudioRendererInfo(m_ctx.renderer, &m_ctx.renderer_info);
    OpenAudioRenderer(m_ctx.renderer, card, card, 2, 2, stngs.getBufferSize(), stngs.getRate());

    emit audioEngineRestarted();
}
Esempio n. 3
0
void TestPlay(AudioPlayerPtr player)
{
    float vol = 1.0f;
    float panLeft = 1.0f;
	float panRight = 1.0f;
    char c;
    
    AudioRendererPtr renderer = GetAudioPlayerRenderer(player);
	
    while ((c = getchar()) && (c != 'n')) {

        switch (c) {

            case 'b':
                StartChannel(player, 1);
				break;

            case 'p':
                ContChannel(player, 1);
                break;

            case 's':
                StopChannel(player, 1);
                break;

            case '+':
                vol += 0.05f;
                //SetVolAudioPlayer(player, vol);
				time_strech += 0.1;
				printf("time_strech %f\n", time_strech);
                break;

            case '-':
                vol -= 0.05f;
                //SetVolAudioPlayer(player, vol);
				time_strech -= 0.1;
				printf("time_strech %f\n", time_strech);
                break;
				
			case '1':
                vol += 0.05f;
                //SetVolAudioPlayer(player, vol);
				pitch_shift += 0.1;
				printf("pitch_shift %f\n", pitch_shift);
                break;

            case '2':
                vol -= 0.05f;
                //SetVolAudioPlayer(player, vol);
				pitch_shift -= 0.1;
				printf("pitch_shift %f\n", pitch_shift);
                break;
                
            case 'w':
                RendererInfo info;
                GetAudioRendererInfo(renderer, &info);
                printf("info.fCurFrame %lld\n", info.fCurFrame);
                printf("info.fCurUsec %lld\n", info.fCurUsec);
				break;

            /*
            case '1':
                panLeft += 0.05f;
				panRight -= 0.05f;
                SetPanAudioPlayer(player, panLeft, panRight);
                break;

            case '2':
				panLeft += 0.05f;
				panRight -= 0.05f;
                SetPanAudioPlayer(player, panLeft, panRight);
                break;
            */
			 case 'c': // To be used only when faust effects are running....
				SetControlValueEffect(faust_effect, 1, 0.95f);
				SetControlValueEffect(faust_effect, 2, 0.9f);
	            break;
        }
    }
}