1 /*
2  * Copyright (c) 2023-2023 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 #define HST_LOG_TAG "SteadyClock"
17 
18 #include "common/log.h"
19 #include "osal/utils/steady_clock.h"
20 
21 namespace {
22 constexpr OHOS::HiviewDFX::HiLogLabel LABEL = { LOG_CORE, LOG_DOMAIN_FOUNDATION, "SteadyClock" };
23 }
24 
25 namespace OHOS {
26 namespace Media {
27 namespace {
28 using namespace std::chrono;
29 }
30 
GetCurrentTimeMs()31 int64_t SteadyClock::GetCurrentTimeMs()
32 {
33     return duration_cast<milliseconds>(high_resolution_clock::now().time_since_epoch()).count();
34 }
35 
GetCurrentTimeNanoSec()36 int64_t SteadyClock::GetCurrentTimeNanoSec()
37 {
38     return duration_cast<nanoseconds>(high_resolution_clock::now().time_since_epoch()).count();
39 }
SteadyClock()40 SteadyClock::SteadyClock() : begin_(high_resolution_clock::now())
41 {
42     MEDIA_LOG_D("ctor called.");
43 }
44 
Reset()45 void SteadyClock::Reset()
46 {
47     MEDIA_LOG_D("Reset timer.");
48     begin_ = high_resolution_clock::now();
49 }
50 
ElapsedMilliseconds()51 int64_t SteadyClock::ElapsedMilliseconds()
52 {
53     return duration_cast<milliseconds>(high_resolution_clock::now() - begin_).count();
54 }
55 
ElapsedMicroseconds()56 int64_t SteadyClock::ElapsedMicroseconds()
57 {
58     return duration_cast<microseconds>(high_resolution_clock::now() - begin_).count();
59 }
60 
ElapsedNanoseconds()61 int64_t SteadyClock::ElapsedNanoseconds()
62 {
63     return duration_cast<nanoseconds>(high_resolution_clock::now() - begin_).count();
64 }
65 
ElapsedSeconds()66 int64_t SteadyClock::ElapsedSeconds()
67 {
68     return duration_cast<seconds>(high_resolution_clock::now() - begin_).count();
69 }
70 } // namespace Media
71 } // namespace OHOS
72