cef/libcef/browser/audio_capturer.h

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// Copyright (c) 2019 The Chromium Embedded Framework Authors.
// Portions copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CEF_LIBCEF_BROWSER_AUDIO_CAPTURER_H_
#define CEF_LIBCEF_BROWSER_AUDIO_CAPTURER_H_
#pragma once
#include "cef/include/internal/cef_ptr.h"
#include "cef/include/internal/cef_types_wrappers.h"
#include "media/base/audio_capturer_source.h"
namespace media {
class AudioInputDevice;
} // namespace media
class CefAudioHandler;
class CefAudioLoopbackStreamCreator;
class AlloyBrowserHostImpl;
class CefAudioCapturer : public media::AudioCapturerSource::CaptureCallback {
public:
CefAudioCapturer(const CefAudioParameters& params,
CefRefPtr<AlloyBrowserHostImpl> browser,
CefRefPtr<CefAudioHandler> audio_handler);
~CefAudioCapturer() override;
private:
void OnCaptureStarted() override;
void Capture(const media::AudioBus* audio_source,
base::TimeTicks audio_capture_time,
const media::AudioGlitchInfo& glitch_info,
double volume,
bool key_pressed) override;
void OnCaptureError(media::AudioCapturerSource::ErrorCode code,
const std::string& message) override;
void OnCaptureMuted(bool is_muted) override {}
void StopStream();
CefAudioParameters params_;
CefRefPtr<AlloyBrowserHostImpl> browser_;
CefRefPtr<CefAudioHandler> audio_handler_;
std::unique_ptr<CefAudioLoopbackStreamCreator> audio_stream_creator_;
scoped_refptr<media::AudioInputDevice> audio_input_device_;
bool capturing_ = false;
int channels_ = 0;
};
#endif // CEF_LIBCEF_BROWSER_AUDIO_CAPTURER_H_