| /* |
| * Copyright (c) 2019 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #ifndef TEST_PC_E2E_ANALYZER_VIDEO_ID_GENERATOR_H_ |
| #define TEST_PC_E2E_ANALYZER_VIDEO_ID_GENERATOR_H_ |
| |
| #include <atomic> |
| |
| namespace webrtc { |
| namespace test { |
| |
| // IdGenerator generates ids. All provided ids have to be unique. There is no |
| // any order guarantees for provided ids. |
| template <typename T> |
| class IdGenerator { |
| public: |
| virtual ~IdGenerator() = default; |
| |
| // Returns next unique id. There is no any order guarantees for provided ids. |
| virtual T GetNextId() = 0; |
| }; |
| |
| // Generates int ids. It is assumed, that no more then max int value ids will be |
| // requested from this generator. |
| class IntIdGenerator : public IdGenerator<int> { |
| public: |
| explicit IntIdGenerator(int start_value); |
| ~IntIdGenerator() override; |
| |
| int GetNextId() override; |
| |
| private: |
| std::atomic<int> next_id_; |
| }; |
| |
| } // namespace test |
| } // namespace webrtc |
| |
| #endif // TEST_PC_E2E_ANALYZER_VIDEO_ID_GENERATOR_H_ |