18e0b56646142dc99728fa575cb3a988c7a315e5aPatrick McHardy/*
28e0b56646142dc99728fa575cb3a988c7a315e5aPatrick McHardy * Copyright (C) 2012 Google Inc. All rights reserved.
38e0b56646142dc99728fa575cb3a988c7a315e5aPatrick McHardy *
48e0b56646142dc99728fa575cb3a988c7a315e5aPatrick McHardy * Redistribution and use in source and binary forms, with or without
5cf7e42ffbb624c27591f6d55606bdccd358c7785Patrick McHardy * modification, are permitted provided that the following conditions
6cf7e42ffbb624c27591f6d55606bdccd358c7785Patrick McHardy * are met:
78e0b56646142dc99728fa575cb3a988c7a315e5aPatrick McHardy * 1.  Redistributions of source code must retain the above copyright
88e0b56646142dc99728fa575cb3a988c7a315e5aPatrick McHardy *     notice, this list of conditions and the following disclaimer.
98e0b56646142dc99728fa575cb3a988c7a315e5aPatrick McHardy * 2.  Redistributions in binary form must reproduce the above copyright
103a72b1f2d3aef3ba1bae80faefe3709e17da523dJan Engelhardt *     notice, this list of conditions and the following disclaimer in the
113a72b1f2d3aef3ba1bae80faefe3709e17da523dJan Engelhardt *     documentation and/or other materials provided with the distribution.
123a72b1f2d3aef3ba1bae80faefe3709e17da523dJan Engelhardt *
138e0b56646142dc99728fa575cb3a988c7a315e5aPatrick McHardy * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
148e0b56646142dc99728fa575cb3a988c7a315e5aPatrick McHardy * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
153a72b1f2d3aef3ba1bae80faefe3709e17da523dJan Engelhardt * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
163a72b1f2d3aef3ba1bae80faefe3709e17da523dJan Engelhardt * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
173a72b1f2d3aef3ba1bae80faefe3709e17da523dJan Engelhardt * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
188e0b56646142dc99728fa575cb3a988c7a315e5aPatrick McHardy * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
198e0b56646142dc99728fa575cb3a988c7a315e5aPatrick McHardy * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
208e0b56646142dc99728fa575cb3a988c7a315e5aPatrick McHardy * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
218e0b56646142dc99728fa575cb3a988c7a315e5aPatrick McHardy * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
228e0b56646142dc99728fa575cb3a988c7a315e5aPatrick McHardy * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
238e0b56646142dc99728fa575cb3a988c7a315e5aPatrick McHardy */
243a72b1f2d3aef3ba1bae80faefe3709e17da523dJan Engelhardt
253a72b1f2d3aef3ba1bae80faefe3709e17da523dJan Engelhardt#ifndef WebAudioDestinationConsumer_h
263a72b1f2d3aef3ba1bae80faefe3709e17da523dJan Engelhardt#define WebAudioDestinationConsumer_h
27b669b27dd6ba8b94fbff5fa17ea3ca26ead53beaJan Engelhardt
288e0b56646142dc99728fa575cb3a988c7a315e5aPatrick McHardy#include "WebVector.h"
293a72b1f2d3aef3ba1bae80faefe3709e17da523dJan Engelhardt
303a72b1f2d3aef3ba1bae80faefe3709e17da523dJan Engelhardtnamespace blink {
31b669b27dd6ba8b94fbff5fa17ea3ca26ead53beaJan Engelhardt
32class WebAudioDestinationConsumer {
33public:
34    virtual ~WebAudioDestinationConsumer() { }
35
36    virtual void setFormat(size_t numberOfChannels, float sampleRate) = 0;
37
38    // The size of the vector is the number of audio channels, and numberOfFrames is the
39    // number of audio frames in the (possibly multi-channel) buffer in a planar format.
40    virtual void consumeAudio(const WebVector<const float*>&, size_t numberOfFrames) = 0;
41};
42
43} // namespace blink
44
45#endif // WebAudioDestinationConsumer_h
46