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      1 /*
      2  * Copyright (C) 2017 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #pragma once
     18 
     19 #include <string>
     20 
     21 #include "JankTracker.h"
     22 #include "utils/Macros.h"
     23 
     24 namespace android {
     25 namespace uirenderer {
     26 namespace protos {
     27 class GraphicsStatsProto;
     28 }
     29 
     30 /*
     31  * The exported entry points used by GraphicsStatsService.java in f/b/services/core
     32  *
     33  * NOTE: Avoid exporting a requirement on the protobuf itself. Keep the usage
     34  * of the generated protobuf classes internal to libhwui.so to minimize library
     35  * bloat.
     36  */
     37 class GraphicsStatsService {
     38 public:
     39     class Dump;
     40     enum class DumpType {
     41         Text,
     42         Protobuf,
     43     };
     44 
     45     ANDROID_API static void saveBuffer(const std::string& path, const std::string& package,
     46                                        int64_t versionCode, int64_t startTime, int64_t endTime,
     47                                        const ProfileData* data);
     48 
     49     ANDROID_API static Dump* createDump(int outFd, DumpType type);
     50     ANDROID_API static void addToDump(Dump* dump, const std::string& path,
     51                                       const std::string& package, int64_t versionCode,
     52                                       int64_t startTime, int64_t endTime, const ProfileData* data);
     53     ANDROID_API static void addToDump(Dump* dump, const std::string& path);
     54     ANDROID_API static void finishDump(Dump* dump);
     55 
     56     // Visible for testing
     57     static bool parseFromFile(const std::string& path, protos::GraphicsStatsProto* output);
     58 };
     59 
     60 } /* namespace uirenderer */
     61 } /* namespace android */
     62