task_queue_factory.h (1171B)
1 /* 2 * Copyright 2019 The WebRTC Project Authors. All rights reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 #ifndef API_TASK_QUEUE_TASK_QUEUE_FACTORY_H_ 11 #define API_TASK_QUEUE_TASK_QUEUE_FACTORY_H_ 12 13 #include <memory> 14 15 #include "absl/strings/string_view.h" 16 #include "api/task_queue/task_queue_base.h" 17 18 namespace webrtc { 19 20 // The implementation of this interface must be thread-safe. 21 class TaskQueueFactory { 22 public: 23 // TaskQueue priority levels. On some platforms these will map to thread 24 // priorities, on others such as Mac and iOS, GCD queue priorities. 25 enum class Priority { NORMAL = 0, HIGH, LOW }; 26 27 virtual ~TaskQueueFactory() = default; 28 virtual std::unique_ptr<TaskQueueBase, TaskQueueDeleter> CreateTaskQueue( 29 absl::string_view name, 30 Priority priority) const = 0; 31 }; 32 33 } // namespace webrtc 34 35 #endif // API_TASK_QUEUE_TASK_QUEUE_FACTORY_H_