1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include <stddef.h>
18#include <sys/time.h>
19
20#include <media/stagefright/foundation/ALooper.h>
21#include <media/stagefright/TimeSource.h>
22
23namespace android {
24
25SystemTimeSource::SystemTimeSource()
26    : mStartTimeUs(ALooper::GetNowUs()) {
27}
28
29int64_t SystemTimeSource::getRealTimeUs() {
30    return ALooper::GetNowUs() - mStartTimeUs;
31}
32
33}  // namespace android
34
35