Conversational Speech tool, MultiEndCall class and unit tests via mocking

webrtc/modules/audio_processing/test/conversational_speech/multiend_call.h

+/*
+ *  Copyright (c) 2017 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_CONVERSATIONAL_SPEECH_MULTIEND_CALL_H_
+#define WEBRTC_MODULES_AUDIO_PROCESSING_TEST_CONVERSATIONAL_SPEECH_MULTIEND_CALL_H_
+
+#include <map>
+#include <memory>
+#include <set>
+#include <string>
+
+#include "webrtc/base/array_view.h"
+#include "webrtc/base/constructormagic.h"
+#include "webrtc/modules/audio_processing/test/conversational_speech/timing.h"
+#include "webrtc/modules/audio_processing/test/conversational_speech/wavreader_abstract_factory.h"
+#include "webrtc/modules/audio_processing/test/conversational_speech/wavreader_interface.h"
+
+namespace webrtc {
+namespace test {
+namespace conversational_speech {
+
+class MultiEndCall {
+ public:
+  MultiEndCall(
+      rtc::ArrayView<const Turn> timing, const std::string& audiotracks_path,
+      std::unique_ptr<WavReaderAbstractFactory> wavreader_abstract_factory);
+  ~MultiEndCall();
+
+  const std::set<std::string>& speaker_names() const;
+  const std::map<std::string, std::unique_ptr<WavReaderInterface>>&
+      audiotrack_readers() const;
+
+ private:
+  // Find unique speaker names.
+  void FindSpeakerNames();
+
+  // Create one WavReader instance for each unique audiotrack.
+  void CreateAudioTrackReaders();
+
+  // Check the speaking turns timing.
+  void CheckTiming();
+
+  rtc::ArrayView<const Turn> timing_;
+  const std::string& audiotracks_path_;
+  std::unique_ptr<WavReaderAbstractFactory> wavreader_abstract_factory_;
+  std::set<std::string> speaker_names_;
+  std::map<std::string, std::unique_ptr<WavReaderInterface>>
+      audiotrack_readers_;
+
+  RTC_DISALLOW_COPY_AND_ASSIGN(MultiEndCall);
+};
+
+}  // namespace conversational_speech
+}  // namespace test
+}  // namespace webrtc
+
+#endif  // WEBRTC_MODULES_AUDIO_PROCESSING_TEST_CONVERSATIONAL_SPEECH_MULTIEND_CALL_H_