Extension and refactoring of the audioproc_f tool to be a fully fledged tool for audio processing m…

webrtc/modules/audio_processing/test/wav_based_simulator.h

+/*
+ *  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 WEBRTC_MODULES_AUDIO_PROCESSING_TEST_WAV_BASED_SIMULATOR_H_
+#define WEBRTC_MODULES_AUDIO_PROCESSING_TEST_WAV_BASED_SIMULATOR_H_
+
+#include <vector>
+
+#include "webrtc/modules/audio_processing/test/audio_processing_simulator.h"
+
+#include "webrtc/base/constructormagic.h"
+
+namespace webrtc {
+namespace test {
+
+// Used to perform an audio processing simulation from wav files.
+class WavBasedSimulator final : public AudioProcessingSimulator {
+ public:
+  explicit WavBasedSimulator(const SimulationSettings& settings)
+      : AudioProcessingSimulator(settings) {}
+  virtual ~WavBasedSimulator() {}
+
+  // Processes the WAV input.
+  void Process() override;
+
+ private:
+  enum SimulationEventType {
+    kProcessStream,
+    kProcessReverseStream,
+  };
+
+  void Initialize();
+  bool HandleProcessStreamCall();
+  bool HandleProcessReverseStreamCall();
+  void PrepareProcessStreamCall();
+  void PrepareReverseProcessStreamCall();
+  std::vector<SimulationEventType> GetDefaultEventChain() const;
+
+  std::vector<SimulationEventType> call_chain_;
+  int last_specified_microphone_level_ = 100;
+
+  RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(WavBasedSimulator);
+};
+
+}  // namespace test
+}  // namespace webrtc
+
+#endif  // WEBRTC_MODULES_AUDIO_PROCESSING_TEST_WAV_BASED_SIMULATOR_H_