debug_dump_replayer.h

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/*

 *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.

 *  Use of this source code is governed by a BSD-style license

 *  that can be found in the LICENSE file in the root of the source

 *  tree. An additional intellectual property rights grant can be found

 *  in the file PATENTS.  All contributing project authors may

 *  be found in the AUTHORS file in the root of the source tree.

*/

#ifndef MODULES_AUDIO_PROCESSING_TEST_DEBUG_DUMP_REPLAYER_H_

#define MODULES_AUDIO_PROCESSING_TEST_DEBUG_DUMP_REPLAYER_H_

#include <memory>

#include "absl/strings/string_view.h"

#include "api/audio/audio_processing.h"

#include "common_audio/channel_buffer.h"

// Generated at build-time by the protobuf compiler.

#include "modules/audio_processing/debug.pb.h"

namespace webrtc {

namespace test {

class DebugDumpReplayer {

 public:

  DebugDumpReplayer();

  ~DebugDumpReplayer();

  // Set dump file

  bool SetDumpFile(absl::string_view filename);

  // Return next event.

  std::optional<audioproc::Event> GetNextEvent() const;

  // Run the next event. Returns true if succeeded.

  bool RunNextEvent();

  const ChannelBuffer<float>* GetOutput() const;

  StreamConfig GetOutputConfig() const;

 private:

  // Following functions are facilities for replaying debug dumps.

  void OnInitEvent(const audioproc::Init& msg);

  void OnStreamEvent(const audioproc::Stream& msg);

  void OnReverseStreamEvent(const audioproc::ReverseStream& msg);

  void OnConfigEvent(const audioproc::Config& msg);

  void OnRuntimeSettingEvent(const audioproc::RuntimeSetting& msg);

  void MaybeRecreateApm(const audioproc::Config& msg);

  void ConfigureApm(const audioproc::Config& msg);

  void LoadNextMessage();

  // Buffer for APM input/output.

  std::unique_ptr<ChannelBuffer<float>> input_;

  std::unique_ptr<ChannelBuffer<float>> reverse_;

  std::unique_ptr<ChannelBuffer<float>> output_;

  rtc::scoped_refptr<AudioProcessing> apm_;

  FILE* debug_file_;

  StreamConfig input_config_;

  StreamConfig reverse_config_;

  StreamConfig output_config_;

  bool has_next_event_;

  audioproc::Event next_event_;

};

}  // namespace test

}  // namespace webrtc

#endif  // MODULES_AUDIO_PROCESSING_TEST_DEBUG_DUMP_REPLAYER_H_