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a12c42a6b2
Usage replaced with stdint.h, rtc_base/system/arch.h and rtc_base/system/unused.h, as appropriate. Bug: webrtc:6854 Change-Id: I97225465d14b969903d92979e2df3c3c05d35f18 Reviewed-on: https://webrtc-review.googlesource.com/90249 Reviewed-by: Niklas Enbom <niklas.enbom@webrtc.org> Reviewed-by: Fredrik Solenberg <solenberg@webrtc.org> Commit-Queue: Niels Moller <nisse@webrtc.org> Cr-Commit-Position: refs/heads/master@{#24100}
75 lines
2.7 KiB
C++
75 lines
2.7 KiB
C++
/*
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* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef MODULES_UTILITY_INCLUDE_PROCESS_THREAD_H_
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#define MODULES_UTILITY_INCLUDE_PROCESS_THREAD_H_
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#include <memory>
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#if defined(WEBRTC_WIN)
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// Due to a bug in the std::unique_ptr implementation that ships with MSVS,
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// we need the full definition of QueuedTask, on Windows.
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#include "rtc_base/task_queue.h"
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#else
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namespace rtc {
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class QueuedTask;
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}
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#endif
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namespace rtc {
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class Location;
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}
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namespace webrtc {
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class Module;
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// TODO(tommi): ProcessThread probably doesn't need to be a virtual
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// interface. There exists one override besides ProcessThreadImpl,
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// MockProcessThread, but when looking at how it is used, it seems
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// a nullptr might suffice (or simply an actual ProcessThread instance).
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class ProcessThread {
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public:
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virtual ~ProcessThread();
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static std::unique_ptr<ProcessThread> Create(const char* thread_name);
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// Starts the worker thread. Must be called from the construction thread.
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virtual void Start() = 0;
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// Stops the worker thread. Must be called from the construction thread.
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virtual void Stop() = 0;
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// Wakes the thread up to give a module a chance to do processing right
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// away. This causes the worker thread to wake up and requery the specified
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// module for when it should be called back. (Typically the module should
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// return 0 from TimeUntilNextProcess on the worker thread at that point).
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// Can be called on any thread.
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virtual void WakeUp(Module* module) = 0;
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// Queues a task object to run on the worker thread. Ownership of the
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// task object is transferred to the ProcessThread and the object will
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// either be deleted after running on the worker thread, or on the
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// construction thread of the ProcessThread instance, if the task did not
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// get a chance to run (e.g. posting the task while shutting down or when
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// the thread never runs).
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virtual void PostTask(std::unique_ptr<rtc::QueuedTask> task) = 0;
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// Adds a module that will start to receive callbacks on the worker thread.
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// Can be called from any thread.
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virtual void RegisterModule(Module* module, const rtc::Location& from) = 0;
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// Removes a previously registered module.
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// Can be called from any thread.
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virtual void DeRegisterModule(Module* module) = 0;
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};
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} // namespace webrtc
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#endif // MODULES_UTILITY_INCLUDE_PROCESS_THREAD_H_
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