chromium/chrome/browser/extensions/api/webrtc_audio_private/webrtc_audio_private_api.h

// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CHROME_BROWSER_EXTENSIONS_API_WEBRTC_AUDIO_PRIVATE_WEBRTC_AUDIO_PRIVATE_API_H_
#define CHROME_BROWSER_EXTENSIONS_API_WEBRTC_AUDIO_PRIVATE_WEBRTC_AUDIO_PRIVATE_API_H_

#include <stddef.h>

#include <string>

#include "base/memory/raw_ptr.h"
#include "base/system/system_monitor.h"
#include "chrome/common/extensions/api/webrtc_audio_private.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/resource_context.h"
#include "extensions/browser/browser_context_keyed_api_factory.h"
#include "extensions/browser/extension_function.h"
#include "media/audio/audio_device_description.h"

namespace media {
class AudioSystem;
}

namespace extensions {

// Listens for device changes and forwards as an extension event.
class WebrtcAudioPrivateEventService
    : public BrowserContextKeyedAPI,
      public base::SystemMonitor::DevicesChangedObserver { … };

// Common base for WebrtcAudioPrivate functions, that provides a
// couple of optionally-used common implementations.
class WebrtcAudioPrivateFunction : public ExtensionFunction { … };

class WebrtcAudioPrivateGetSinksFunction : public WebrtcAudioPrivateFunction { … };

class WebrtcAudioPrivateGetAssociatedSinkFunction
    : public WebrtcAudioPrivateFunction { … };

}  // namespace extensions

#endif  // CHROME_BROWSER_EXTENSIONS_API_WEBRTC_AUDIO_PRIVATE_WEBRTC_AUDIO_PRIVATE_API_H_