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// Copyright 2018 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/base/scoped_async_trace.h"
#include "base/memory/ptr_util.h"
#include "base/trace_event/trace_event.h"
namespace media {
namespace {
constexpr const char kCategory[] = "media";
} // namespace
// static
std::unique_ptr<ScopedAsyncTrace> ScopedAsyncTrace::CreateIfEnabled(
const char* name) {
bool enabled = false;
TRACE_EVENT_CATEGORY_GROUP_ENABLED(kCategory, &enabled);
return enabled ? base::WrapUnique(new ScopedAsyncTrace(name)) : nullptr;
}
ScopedAsyncTrace::ScopedAsyncTrace(const char* name) : name_(name) {
TRACE_EVENT_ASYNC_BEGIN0(kCategory, name_, this);
}
ScopedAsyncTrace::~ScopedAsyncTrace() {
TRACE_EVENT_ASYNC_END0(kCategory, name_, this);
}
} // namespace media
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