1da853ecaSopenharmony_ci/* 2da853ecaSopenharmony_ci * Copyright (C) 2023 Huawei Device Co., Ltd. 3da853ecaSopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License"); 4da853ecaSopenharmony_ci * you may not use this file except in compliance with the License. 5da853ecaSopenharmony_ci * You may obtain a copy of the License at 6da853ecaSopenharmony_ci * 7da853ecaSopenharmony_ci * http://www.apache.org/licenses/LICENSE-2.0 8da853ecaSopenharmony_ci * 9da853ecaSopenharmony_ci * Unless required by applicable law or agreed to in writing, software 10da853ecaSopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS, 11da853ecaSopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12da853ecaSopenharmony_ci * See the License for the specific language governing permissions and 13da853ecaSopenharmony_ci * limitations under the License. 14da853ecaSopenharmony_ci */ 15da853ecaSopenharmony_ci 16da853ecaSopenharmony_ci#ifndef UTILS_H 17da853ecaSopenharmony_ci#define UTILS_H 18da853ecaSopenharmony_ci 19da853ecaSopenharmony_ci#include <unistd.h> 20da853ecaSopenharmony_ci 21da853ecaSopenharmony_cinamespace OHOS { 22da853ecaSopenharmony_cinamespace MediaAVCodec { 23da853ecaSopenharmony_ciinline void SleepFor(unsigned ms) 24da853ecaSopenharmony_ci{ 25da853ecaSopenharmony_ci constexpr int factor = 1000; 26da853ecaSopenharmony_ci usleep(ms * factor); 27da853ecaSopenharmony_ci} 28da853ecaSopenharmony_ci 29da853ecaSopenharmony_citemplate <typename T> 30da853ecaSopenharmony_ciusing MakeUnsigned = typename std::make_unsigned<T>::type; 31da853ecaSopenharmony_ci 32da853ecaSopenharmony_citemplate <typename T, typename U> 33da853ecaSopenharmony_ciconstexpr T AlignUp(T num, U alignment) 34da853ecaSopenharmony_ci{ 35da853ecaSopenharmony_ci return (alignment > 0) ? (static_cast<uint64_t>((num + static_cast<MakeUnsigned<T>>(alignment) - 1)) & 36da853ecaSopenharmony_ci static_cast<uint64_t>((~(static_cast<MakeUnsigned<T>>(alignment) - 1)))) 37da853ecaSopenharmony_ci : num; 38da853ecaSopenharmony_ci} 39da853ecaSopenharmony_ci 40da853ecaSopenharmony_citemplate<typename T, typename U> 41da853ecaSopenharmony_ciinline std::shared_ptr<T> ReinterpretPointerCast(const std::shared_ptr<U>& ptr) noexcept 42da853ecaSopenharmony_ci{ 43da853ecaSopenharmony_ci return std::shared_ptr<T>(ptr, reinterpret_cast<T*>(ptr.get())); 44da853ecaSopenharmony_ci} 45da853ecaSopenharmony_ci} // namespace MediaAVCodec 46da853ecaSopenharmony_ci} // namespace OHOS 47da853ecaSopenharmony_ci#endif