chromium/media/audio/alsa/alsa_input.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 MEDIA_AUDIO_ALSA_ALSA_INPUT_H_
#define MEDIA_AUDIO_ALSA_ALSA_INPUT_H_

#include <alsa/asoundlib.h>
#include <stdint.h>

#include <memory>
#include <string>

#include "base/compiler_specific.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/threading/thread.h"
#include "base/time/time.h"
#include "media/audio/agc_audio_stream.h"
#include "media/audio/audio_io.h"
#include "media/base/audio_parameters.h"

namespace media {

class AlsaWrapper;
class AudioManagerBase;

// Provides an input stream for audio capture based on the ALSA PCM interface.
// This object is not thread safe and all methods should be invoked in the
// thread that created the object.
class MEDIA_EXPORT AlsaPcmInputStream
    : public AgcAudioStream<AudioInputStream> { … };

}  // namespace media

#endif  // MEDIA_AUDIO_ALSA_ALSA_INPUT_H_