1 /* 2 * Copyright (c) 2024 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 #ifndef AUDIO_RESAMPLE_H 16 #define AUDIO_RESAMPLE_H 17 18 #include <vector> 19 20 namespace OHOS { 21 namespace AudioStandard { 22 namespace HPAE { 23 class ProResampler; 24 } 25 class AudioResample { 26 public: 27 AudioResample(uint32_t channels, uint32_t inRate, uint32_t outRate, int32_t quantity); 28 ~AudioResample(); 29 bool IsResampleInit() const noexcept; 30 int32_t ProcessFloatResample(const std::vector<float> &input, std::vector<float> &output); 31 32 private: 33 std::unique_ptr<HPAE::ProResampler> resampler_; 34 }; 35 } // namespace AudioStandard 36 } // namespace OHOS 37 #endif 38