blob: 5c3d2bb3657de9c1347e3399eadff5243fee500a [file] [log] [blame]
// Copyright 2014 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 "chromecast/renderer/cast_render_thread_observer.h"
#include "build/build_config.h"
#include "chromecast/renderer/media/capabilities_message_filter.h"
#include "chromecast/renderer/media/cma_message_filter_proxy.h"
#include "content/public/renderer/render_thread.h"
namespace chromecast {
namespace shell {
CastRenderThreadObserver::CastRenderThreadObserver() {
content::RenderThread* thread = content::RenderThread::Get();
thread->AddObserver(this);
CreateCustomFilters();
}
CastRenderThreadObserver::~CastRenderThreadObserver() {
// CastRenderThreadObserver outlives content::RenderThread.
// No need to explicitly call RemoveObserver in teardown.
}
void CastRenderThreadObserver::CreateCustomFilters() {
content::RenderThread* thread = content::RenderThread::Get();
#if !defined(OS_ANDROID)
cma_message_filter_proxy_ =
new media::CmaMessageFilterProxy(thread->GetIOMessageLoopProxy());
thread->AddFilter(cma_message_filter_proxy_.get());
#endif // !defined(OS_ANDROID)
capabilities_message_filter_ = new CapabilitiesMessageFilter;
thread->AddFilter(capabilities_message_filter_.get());
}
void CastRenderThreadObserver::OnRenderProcessShutdown() {
content::RenderThread* thread = content::RenderThread::Get();
#if !defined(OS_ANDROID)
if (cma_message_filter_proxy_.get()) {
thread->RemoveFilter(cma_message_filter_proxy_.get());
cma_message_filter_proxy_ = nullptr;
}
#endif // !defined(OS_ANDROID)
if (capabilities_message_filter_.get()) {
thread->RemoveFilter(capabilities_message_filter_.get());
capabilities_message_filter_ = nullptr;
}
}
} // namespace shell
} // namespace chromecast