MyAudioEngine.qml Example File

 /****************************************************************************
  **
  ** Copyright (C) 2017 The Qt Company Ltd.
  ** Contact: https://www.qt.io/licensing/
  **
  ** This file is part of the examples of the Qt Toolkit.
  **
  ** $QT_BEGIN_LICENSE:BSD$
  ** Commercial License Usage
  ** Licensees holding valid commercial Qt licenses may use this file in
  ** accordance with the commercial license agreement provided with the
  ** Software or, alternatively, in accordance with the terms contained in
  ** a written agreement between you and The Qt Company. For licensing terms
  ** and conditions see https://www.qt.io/terms-conditions. For further
  ** information use the contact form at https://www.qt.io/contact-us.
  **
  ** BSD License Usage
  ** Alternatively, you may use this file under the terms of the BSD license
  ** as follows:
  **
  ** "Redistribution and use in source and binary forms, with or without
  ** modification, are permitted provided that the following conditions are
  ** met:
  **   * Redistributions of source code must retain the above copyright
  **     notice, this list of conditions and the following disclaimer.
  **   * Redistributions in binary form must reproduce the above copyright
  **     notice, this list of conditions and the following disclaimer in
  **     the documentation and/or other materials provided with the
  **     distribution.
  **   * Neither the name of The Qt Company Ltd nor the names of its
  **     contributors may be used to endorse or promote products derived
  **     from this software without specific prior written permission.
  **
  **
  ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
  **
  ** $QT_END_LICENSE$
  **
  ****************************************************************************/

 import QtAudioEngine 1.0
 import QtQuick 2.0

 AudioEngine {

     AudioCategory {
         name:"sfx"
         volume: 1
     }

     AudioCategory {
         name:"music"
         volume: 1
     }

     AttenuationModelInverse {
        name:"default"
        start: 20
        end: 1000
        rolloff: 1
     }

     AttenuationModelLinear {
        name:"shipengine"
        start: 20
        end: 180
     }

     AudioSample {
         name:"engine"
         source: "engine-loop.wav"
         preloaded:true
     }

     AudioSample {
         name:"horn"
         source: "horn.wav"
     }
     AudioSample {
         name:"whistle"
         source: "whistle.wav"
     }
     Sound {
         name:"shipengine"
         attenuationModel:"shipengine"
         category:"sfx"
         PlayVariation {
             looping:true
             sample:"engine"
             maxGain:0.9
             minGain:0.8
         }
     }

     Sound {
         name:"effects"
         category:"sfx"
         PlayVariation {
             sample:"horn"
             maxGain:2.0
             minGain:0.9
         }
         PlayVariation {
             sample:"whistle"
             maxGain:1.0
             minGain:0.8
         }
     }

     dopplerFactor: 1
     speedOfSound: 343.33

     listener.up:"0,0,1"
     listener.position:"0,0,0"
     listener.velocity:"0,0,0"
     listener.direction:"0,1,0"
 }