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| 1 /* |
| 2 * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. |
| 3 * |
| 4 * Use of this source code is governed by a BSD-style license |
| 5 * that can be found in the LICENSE file in the root of the source |
| 6 * tree. An additional intellectual property rights grant can be found |
| 7 * in the file PATENTS. All contributing project authors may |
| 8 * be found in the AUTHORS file in the root of the source tree. |
| 9 */ |
| 10 |
| 11 #ifndef WEBRTC_MODULES_AUDIO_PROCESSING_TEST_PERFORMANCE_TIMER_H_ |
| 12 #define WEBRTC_MODULES_AUDIO_PROCESSING_TEST_PERFORMANCE_TIMER_H_ |
| 13 |
| 14 #include <vector> |
| 15 |
| 16 #include "webrtc/base/optional.h" |
| 17 #include "webrtc/system_wrappers/include/clock.h" |
| 18 |
| 19 namespace webrtc { |
| 20 namespace test { |
| 21 |
| 22 class PerformanceTimer { |
| 23 public: |
| 24 explicit PerformanceTimer(int num_frames_to_process); |
| 25 ~PerformanceTimer(); |
| 26 |
| 27 void StartTimer(); |
| 28 void StopTimer(); |
| 29 |
| 30 double GetDurationAverage() const; |
| 31 double GetDurationStandardDeviation() const; |
| 32 |
| 33 private: |
| 34 webrtc::Clock* clock_; |
| 35 rtc::Optional<int64_t> start_timestamp_us_; |
| 36 std::vector<int64_t> timestamps_us_; |
| 37 }; |
| 38 |
| 39 } // namespace test |
| 40 } // namespace webrtc |
| 41 |
| 42 #endif // WEBRTC_MODULES_AUDIO_PROCESSING_TEST_PERFORMANCE_TIMER_H_ |
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