blob: 93eb8c72522fa28e5963b407cf1a0cd86bfb5d32 [file] [log] [blame]
// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "media/cast/cast_environment.h"
#include "base/bind.h"
#include "base/location.h"
#include "base/logging.h"
using base::SingleThreadTaskRunner;
namespace {
void DeleteLoggingOnMainThread(scoped_ptr<media::cast::LoggingImpl> logging) {
logging.reset();
}
} // namespace
namespace media {
namespace cast {
CastEnvironment::CastEnvironment(
scoped_ptr<base::TickClock> clock,
scoped_refptr<SingleThreadTaskRunner> main_thread_proxy,
scoped_refptr<SingleThreadTaskRunner> audio_thread_proxy,
scoped_refptr<SingleThreadTaskRunner> video_thread_proxy)
: main_thread_proxy_(main_thread_proxy),
audio_thread_proxy_(audio_thread_proxy),
video_thread_proxy_(video_thread_proxy),
clock_(clock.Pass()),
logging_(new LoggingImpl) {}
CastEnvironment::~CastEnvironment() {
// Logging must be deleted on the main thread.
if (main_thread_proxy_ && !main_thread_proxy_->RunsTasksOnCurrentThread()) {
main_thread_proxy_->PostTask(
FROM_HERE,
base::Bind(&DeleteLoggingOnMainThread, base::Passed(&logging_)));
}
}
bool CastEnvironment::PostTask(ThreadId identifier,
const tracked_objects::Location& from_here,
const base::Closure& task) {
return GetTaskRunner(identifier)->PostTask(from_here, task);
}
bool CastEnvironment::PostDelayedTask(
ThreadId identifier,
const tracked_objects::Location& from_here,
const base::Closure& task,
base::TimeDelta delay) {
return GetTaskRunner(identifier)->PostDelayedTask(from_here, task, delay);
}
scoped_refptr<SingleThreadTaskRunner> CastEnvironment::GetTaskRunner(
ThreadId identifier) const {
switch (identifier) {
case CastEnvironment::MAIN:
return main_thread_proxy_;
case CastEnvironment::AUDIO:
return audio_thread_proxy_;
case CastEnvironment::VIDEO:
return video_thread_proxy_;
default:
NOTREACHED() << "Invalid Thread identifier";
return NULL;
}
}
bool CastEnvironment::CurrentlyOn(ThreadId identifier) {
switch (identifier) {
case CastEnvironment::MAIN:
return main_thread_proxy_ &&
main_thread_proxy_->RunsTasksOnCurrentThread();
case CastEnvironment::AUDIO:
return audio_thread_proxy_ &&
audio_thread_proxy_->RunsTasksOnCurrentThread();
case CastEnvironment::VIDEO:
return video_thread_proxy_ &&
video_thread_proxy_->RunsTasksOnCurrentThread();
default:
NOTREACHED() << "Invalid thread identifier";
return false;
}
}
} // namespace cast
} // namespace media