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// 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 "content/gpu/in_process_gpu_thread.h"
#include "base/command_line.h"
#include "base/time/time.h"
#include "build/build_config.h"
#include "content/gpu/gpu_child_thread.h"
#include "content/gpu/gpu_process.h"
#include "content/public/common/content_client.h"
#include "content/public/common/content_switches.h"
#include "gpu/config/gpu_finch_features.h"
#include "gpu/config/gpu_preferences.h"
#include "gpu/ipc/service/gpu_init.h"
#include "media/gpu/buildflags.h"
#if BUILDFLAG(USE_VAAPI)
#include "media/gpu/vaapi/vaapi_wrapper.h"
#endif
#if defined(OS_ANDROID)
#include "base/android/jni_android.h"
#endif
namespace content {
InProcessGpuThread::InProcessGpuThread(
const InProcessChildThreadParams& params,
const gpu::GpuPreferences& gpu_preferences)
: base::Thread("Chrome_InProcGpuThread"),
params_(params),
gpu_process_(nullptr),
gpu_preferences_(gpu_preferences) {}
InProcessGpuThread::~InProcessGpuThread() {
Stop();
}
void InProcessGpuThread::Init() {
base::ThreadPriority io_thread_priority = base::ThreadPriority::NORMAL;
#if defined(OS_ANDROID)
// Call AttachCurrentThreadWithName, before any other AttachCurrentThread()
// calls. The latter causes Java VM to assign Thread-??? to the thread name.
// Please note calls to AttachCurrentThreadWithName after AttachCurrentThread
// will not change the thread name kept in Java VM.
base::android::AttachCurrentThreadWithName(thread_name());
// Up the priority of the |io_thread_| on Android.
io_thread_priority = base::ThreadPriority::DISPLAY;
#endif
gpu_process_ = new GpuProcess(io_thread_priority);
auto gpu_init = std::make_unique<gpu::GpuInit>();
gpu_init->InitializeInProcess(base::CommandLine::ForCurrentProcess(),
gpu_preferences_);
#if BUILDFLAG(USE_VAAPI)
media::VaapiWrapper::PreSandboxInitialization();
#endif
GetContentClient()->SetGpuInfo(gpu_init->gpu_info());
// The process object takes ownership of the thread object, so do not
// save and delete the pointer.
GpuChildThread* child_thread =
new GpuChildThread(params_, std::move(gpu_init));
// Since we are in the browser process, use the thread start time as the
// process start time.
child_thread->Init(base::Time::Now());
gpu_process_->set_main_thread(child_thread);
}
void InProcessGpuThread::CleanUp() {
SetThreadWasQuitProperly(true);
delete gpu_process_;
}
namespace {
class Controller final : public GpuThreadController {
public:
Controller(std::unique_ptr<base::Thread> thread) : thread_(std::move(thread))
{
base::Thread::Options options;
#if (defined(OS_WIN) || defined(OS_MAC)) && !defined(TOOLKIT_QT)
// WGL needs to create its own window and pump messages on it.
options.message_loop_type = base::MessagePumpType::UI;
#endif
if (base::FeatureList::IsEnabled(features::kGpuUseDisplayThreadPriority))
options.priority = base::ThreadPriority::DISPLAY;
thread_->StartWithOptions(options);
}
~Controller() override {
// Don't stop before starting.
thread_->WaitUntilThreadStarted();
}
private:
std::unique_ptr<base::Thread> thread_;
};
} // namespace
std::unique_ptr<GpuThreadController> CreateInProcessGpuThread(
const InProcessChildThreadParams& params,
const gpu::GpuPreferences& gpu_preferences) {
return std::make_unique<Controller>(std::make_unique<InProcessGpuThread>(params, gpu_preferences));
}
} // namespace content
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