1/*
2 * Copyright (C) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef UTILS_H
17#define UTILS_H
18
19#include <unistd.h>
20
21namespace OHOS {
22namespace MediaAVCodec {
23inline void SleepFor(unsigned ms)
24{
25    constexpr int factor = 1000;
26    usleep(ms * factor);
27}
28
29template <typename T>
30using MakeUnsigned = typename std::make_unsigned<T>::type;
31
32template <typename T, typename U>
33constexpr T AlignUp(T num, U alignment)
34{
35    return (alignment > 0) ? (static_cast<uint64_t>((num + static_cast<MakeUnsigned<T>>(alignment) - 1)) &
36                              static_cast<uint64_t>((~(static_cast<MakeUnsigned<T>>(alignment) - 1))))
37                           : num;
38}
39
40template<typename T, typename U>
41inline std::shared_ptr<T> ReinterpretPointerCast(const std::shared_ptr<U>& ptr) noexcept
42{
43    return std::shared_ptr<T>(ptr, reinterpret_cast<T*>(ptr.get()));
44}
45} // namespace MediaAVCodec
46} // namespace OHOS
47#endif