view audioio/AudioCallbackPlayTarget.cpp @ 235:1fcee2a1c03e sonification

Add queueExampleNote method to AudioCallbackPlaySource, providing a way to add a note to a special model which is mixed in outside of the normal playback flow. Currently mixing & generation happen in the play thread, which doesn't work very well -- buffer pending.

/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */

/*
    Sonic Visualiser
    An audio file viewer and annotation editor.
    Centre for Digital Music, Queen Mary, University of London.
    This file copyright 2006 Chris Cannam.
    
    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
    published by the Free Software Foundation; either version 2 of the
    License, or (at your option) any later version.  See the file
    COPYING included with this distribution for more information.
*/

#include "AudioCallbackPlayTarget.h"
#include "AudioCallbackPlaySource.h"

#include <iostream>

AudioCallbackPlayTarget::AudioCallbackPlayTarget(AudioCallbackPlaySource *source) :
    m_source(source),
    m_outputGain(1.0)
{
    if (m_source) {
	connect(m_source, SIGNAL(modelReplaced()),
		this, SLOT(sourceModelReplaced()));
    }
}

AudioCallbackPlayTarget::~AudioCallbackPlayTarget()
{
}

void
AudioCallbackPlayTarget::setOutputGain(float gain)
{
    m_outputGain = gain;
}