1 /*
2  * Copyright (c) 2024-2024 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 
16 #ifndef HISTREAMER_CALC_MAX_AMPLITUDE_H
17 #define HISTREAMER_CALC_MAX_AMPLITUDE_H
18 #include <string>
19 
20 namespace OHOS {
21 namespace Media {
22 namespace CalcMaxAmplitude {
23 float CalculateMaxAmplitudeForPCM8Bit(int8_t *frame, uint64_t nSamples);
24 float CalculateMaxAmplitudeForPCM16Bit(int16_t *frame, uint64_t nSamples);
25 float CalculateMaxAmplitudeForPCM24Bit(char *frame, uint64_t nSamples);
26 float CalculateMaxAmplitudeForPCM32Bit(int32_t *frame, uint64_t nSamples);
27 float UpdateMaxAmplitude(char *frame, uint64_t replyBytes, int32_t adapterFormat);
28 } // namespace CalcMaxAmplitude
29 } // namespace Media
30 } // namespace OHOS
31 #endif // HISTREAMER_CALC_MAX_AMPLITUDE_H