/* * Copyright (C) 2010, Google Inc. All rights reserved. * Copyright (C) 2011 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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. */ module webaudio { interface [ Conditional=WEB_AUDIO, ActiveDOMObject, CanBeConstructed, CustomConstructFunction, V8CustomConstructor, CustomMarkFunction, #if defined(V8_BINDING) && V8_BINDING EventTarget #endif ] AudioContext { // All rendered audio ultimately connects to destination, which represents the audio hardware. readonly attribute AudioDestinationNode destination; // All scheduled times are relative to this time in seconds. readonly attribute float currentTime; // All AudioNodes in the context run at this sample-rate (in sample-frames per second). readonly attribute float sampleRate; // All panning is relative to this listener. readonly attribute AudioListener listener; // AudioBuffer createBuffer(in unsigned long numberOfChannels, in unsigned long numberOfFrames, in float sampleRate); // AudioBuffer createBuffer(in ArrayBuffer buffer, in boolean mixToMono); [Custom] AudioBuffer createBuffer() raises(DOMException); // Source AudioBufferSourceNode createBufferSource(); // Processing nodes AudioGainNode createGainNode(); DelayNode createDelayNode(); LowPass2FilterNode createLowPass2Filter(); HighPass2FilterNode createHighPass2Filter(); AudioPannerNode createPanner(); ConvolverNode createConvolver(); DynamicsCompressorNode createDynamicsCompressor(); RealtimeAnalyserNode createAnalyser(); JavaScriptAudioNode createJavaScriptNode(in unsigned long bufferSize); // Channel splitting and merging AudioChannelSplitter createChannelSplitter(); AudioChannelMerger createChannelMerger(); // Offline rendering // void prepareOfflineBufferRendering(in unsigned long numberOfChannels, in unsigned long numberOfFrames, in float sampleRate); attribute EventListener oncomplete; void startRendering(); }; }