1 /*
2  * Copyright (c) 2024 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 UTILS_INCLUDE_FRAME_SCHED_H
17 #define UTILS_INCLUDE_FRAME_SCHED_H
18 
19 #include <cstdint>
20 #include <string>
21 
22 namespace OHOS {
23 namespace Rosen {
24 
25 using InitFunc = void(*)();
26 using MonitorGpuStartFunc = void(*)();
27 using MonitorGpuEndFunc = void(*)();
28 using SetFrameParamFunc = void(*)(int, int, int, int);
29 
30 class FrameSched {
31 public:
32     static FrameSched& GetInstance();
33     void SetFrameParam(int requestId, int load, int schedFrameNum, int value);
34     void MonitorGpuStart();
35     void MonitorGpuEnd();
36 
37 private:
38     FrameSched();
39     ~FrameSched();
40 
41     void Init();
42 
43     bool LoadLibrary();
44     void CloseLibrary();
45     void* LoadSymbol(const char* symName);
46 
47     void* schedHandle_ = nullptr;
48     bool schedSoLoaded_ = false;
49     InitFunc initFunc_ = nullptr;
50     MonitorGpuStartFunc monitorGpuStartFunc_ = nullptr;
51     MonitorGpuEndFunc monitorGpuEndFunc_ = nullptr;
52     SetFrameParamFunc setFrameParamFunc_ = nullptr;
53 };
54 
55 } // namespace Rosen
56 } // namespace OHOS
57 
58 #endif // UTILS_INCLUDE_FRAME_SCHED_H