chromium/media/base/converting_audio_fifo.h

// Copyright 2022 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_BASE_CONVERTING_AUDIO_FIFO_H_
#define MEDIA_BASE_CONVERTING_AUDIO_FIFO_H_

#include <memory>

#include "base/containers/circular_deque.h"
#include "base/sequence_checker.h"
#include "media/base/audio_converter.h"
#include "media/base/audio_parameters.h"
#include "media/base/media_export.h"

namespace media {

class AudioBus;
class AudioBusPool;
class ChannelMixer;

// FIFO which uses an AudioConverter to convert input frames into an output
// format. When enough input frames are pushed into the FIFO, it converts them
// synchronously, and notifies the availability of that output via its
// |output_ready_callback_|.
class MEDIA_EXPORT ConvertingAudioFifo final
    : public AudioConverter::InputCallback { … };

}  // namespace media

#endif  // MEDIA_BASE_CONVERTING_AUDIO_FIFO_H_