1/*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef OHOS_DAUDIO_LATENCY_TEST_H
17#define OHOS_DAUDIO_LATENCY_TEST_H
18
19#include <vector>
20
21#include "single_instance.h"
22
23namespace OHOS {
24namespace DistributedHardware {
25class DAudioLatencyTest {
26DECLARE_SINGLE_INSTANCE_BASE(DAudioLatencyTest);
27public:
28    int32_t AddPlayTime(const int64_t playBeepTime);
29    int32_t AddRecordTime(const int64_t recordBeepTime);
30    int64_t RecordBeepTime(const uint8_t *base, const int32_t &sizePerFrame, bool &status);
31    bool IsFrameHigh(const int16_t *audioData, const int32_t size, int32_t threshhold);
32    int32_t ComputeLatency();
33
34private:
35    DAudioLatencyTest();
36    ~DAudioLatencyTest();
37
38private:
39    constexpr static int32_t TWO_BEEP_TIME_INTERVAL = 900000; // 900ms
40    constexpr static int32_t BEEP_THRESHHOLD = 8000;
41    constexpr static int32_t US_PER_MS = 1000;
42    std::vector<int64_t> playBeepTime_;
43    std::vector<int64_t> captureBeepTime_;
44    int64_t lastPlayTime_ = 0;
45    int64_t lastRecordTime_ = 0;
46};
47}
48}
49#endif