1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #include "media/cast/cast_environment.h"
8 #include "base/location.h"
9 #include "base/logging.h"
11 using base::SingleThreadTaskRunner;
15 void DeleteLoggingOnMainThread(scoped_ptr<media::cast::LoggingImpl> logging) {
24 CastEnvironment::CastEnvironment(
25 scoped_ptr<base::TickClock> clock,
26 scoped_refptr<SingleThreadTaskRunner> main_thread_proxy,
27 scoped_refptr<SingleThreadTaskRunner> audio_thread_proxy,
28 scoped_refptr<SingleThreadTaskRunner> video_thread_proxy)
29 : main_thread_proxy_(main_thread_proxy),
30 audio_thread_proxy_(audio_thread_proxy),
31 video_thread_proxy_(video_thread_proxy),
33 logging_(new LoggingImpl) {}
35 CastEnvironment::~CastEnvironment() {
36 // Logging must be deleted on the main thread.
37 if (main_thread_proxy_.get() &&
38 !main_thread_proxy_->RunsTasksOnCurrentThread()) {
39 main_thread_proxy_->PostTask(
41 base::Bind(&DeleteLoggingOnMainThread, base::Passed(&logging_)));
45 bool CastEnvironment::PostTask(ThreadId identifier,
46 const tracked_objects::Location& from_here,
47 const base::Closure& task) {
48 return GetTaskRunner(identifier)->PostTask(from_here, task);
51 bool CastEnvironment::PostDelayedTask(
53 const tracked_objects::Location& from_here,
54 const base::Closure& task,
55 base::TimeDelta delay) {
56 return GetTaskRunner(identifier)->PostDelayedTask(from_here, task, delay);
59 scoped_refptr<SingleThreadTaskRunner> CastEnvironment::GetTaskRunner(
60 ThreadId identifier) const {
62 case CastEnvironment::MAIN:
63 return main_thread_proxy_;
64 case CastEnvironment::AUDIO:
65 return audio_thread_proxy_;
66 case CastEnvironment::VIDEO:
67 return video_thread_proxy_;
69 NOTREACHED() << "Invalid Thread identifier";
74 bool CastEnvironment::CurrentlyOn(ThreadId identifier) {
76 case CastEnvironment::MAIN:
77 return main_thread_proxy_.get() &&
78 main_thread_proxy_->RunsTasksOnCurrentThread();
79 case CastEnvironment::AUDIO:
80 return audio_thread_proxy_.get() &&
81 audio_thread_proxy_->RunsTasksOnCurrentThread();
82 case CastEnvironment::VIDEO:
83 return video_thread_proxy_.get() &&
84 video_thread_proxy_->RunsTasksOnCurrentThread();
86 NOTREACHED() << "Invalid thread identifier";