15abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick/* 25abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * Copyright (C) 2010 Google Inc. All rights reserved. 35abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * 45abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * Redistribution and use in source and binary forms, with or without 55abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * modification, are permitted provided that the following conditions 65abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * are met: 75abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * 85abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * 1. Redistributions of source code must retain the above copyright 95abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * notice, this list of conditions and the following disclaimer. 105abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * 2. Redistributions in binary form must reproduce the above copyright 115abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * notice, this list of conditions and the following disclaimer in the 125abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * documentation and/or other materials provided with the distribution. 135abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 145abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * its contributors may be used to endorse or promote products derived 155abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * from this software without specific prior written permission. 165abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * 175abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 185abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 195abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 205abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 215abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 225abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 235abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 245abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 255abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 265abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 275abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick */ 285abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick 295abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick#include "config.h" 305abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick 315abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick#if ENABLE(WEB_AUDIO) 325abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick 335abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick#include "Panner.h" 345abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick 355abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick#include "EqualPowerPanner.h" 365abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick#include "HRTFPanner.h" 375abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick#include <wtf/OwnPtr.h> 385abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick 395abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merricknamespace WebCore { 405abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick 415abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain MerrickPassOwnPtr<Panner> Panner::create(PanningModel model, double sampleRate) 425abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick{ 435abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick OwnPtr<Panner> panner; 445abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick 455abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick switch (model) { 465abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick case PanningModelEqualPower: 47e14391e94c850b8bd03680c23b38978db68687a8John Reck panner = adoptPtr(new EqualPowerPanner(sampleRate)); 485abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick break; 495abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick 505abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick case PanningModelHRTF: 515abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick panner = adoptPtr(new HRTFPanner(sampleRate)); 525abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick break; 535abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick 545abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick // FIXME: sound field panning is not yet implemented... 555abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick case PanningModelSoundField: 565abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick default: 575abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick ASSERT_NOT_REACHED(); 585abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick return 0; 595abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick } 605abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick 615abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick return panner.release(); 625abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick} 635abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick 645abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick} // namespace WebCore 655abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick 665abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick#endif // ENABLE(WEB_AUDIO) 67