chromium/third_party/blink/renderer/modules/webaudio/media_stream_audio_destination_node.cc

/*
 * Copyright (C) 2012, Google 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.
 */

#include "third_party/blink/renderer/modules/webaudio/media_stream_audio_destination_node.h"

#include "third_party/blink/public/platform/modules/webrtc/webrtc_logging.h"
#include "third_party/blink/renderer/bindings/modules/v8/v8_audio_node_options.h"
#include "third_party/blink/renderer/modules/mediastream/media_stream_utils.h"
#include "third_party/blink/renderer/modules/webaudio/audio_context.h"
#include "third_party/blink/renderer/modules/webaudio/audio_graph_tracer.h"
#include "third_party/blink/renderer/modules/webaudio/media_stream_audio_destination_handler.h"
#include "third_party/blink/renderer/platform/mediastream/webaudio_media_stream_source.h"
#include "third_party/blink/renderer/platform/scheduler/public/main_thread.h"
#include "third_party/blink/renderer/platform/wtf/uuid.h"

namespace blink {

namespace {

// Default to stereo; `options` will update it appropriately if needed.
constexpr uint32_t kDefaultNumberOfChannels = …;

MediaStreamSource* CreateMediaStreamSource(
    ExecutionContext* execution_context) { … }

}  // namespace

MediaStreamAudioDestinationNode::MediaStreamAudioDestinationNode(
    AudioContext& context,
    uint32_t number_of_channels)
    : … { … }

MediaStreamAudioDestinationNode* MediaStreamAudioDestinationNode::Create(
    AudioContext& context,
    uint32_t number_of_channels,
    ExceptionState& exception_state) { … }

MediaStreamAudioDestinationNode* MediaStreamAudioDestinationNode::Create(
    AudioContext* context,
    const AudioNodeOptions* options,
    ExceptionState& exception_state) { … }

void MediaStreamAudioDestinationNode::Trace(Visitor* visitor) const { … }

void MediaStreamAudioDestinationNode::ReportDidCreate() { … }

void MediaStreamAudioDestinationNode::ReportWillBeDestroyed() { … }

}  // namespace blink