1 /*
2  * Copyright 2019 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 #ifndef RESAMPLER_INTEGER_RATIO_H
18 #define RESAMPLER_INTEGER_RATIO_H
19 
20 #include <sys/types.h>
21 
22 #include "ResamplerDefinitions.h"
23 
24 namespace RESAMPLER_OUTER_NAMESPACE::resampler {
25 
26 /**
27  * Represent the ratio of two integers.
28  */
29 class IntegerRatio {
30 public:
IntegerRatio(int32_t numerator,int32_t denominator)31     IntegerRatio(int32_t numerator, int32_t denominator)
32             : mNumerator(numerator), mDenominator(denominator) {}
33 
34     /**
35      * Reduce by removing common prime factors.
36      */
37     void reduce();
38 
getNumerator()39     int32_t getNumerator() {
40         return mNumerator;
41     }
42 
getDenominator()43     int32_t getDenominator() {
44         return mDenominator;
45     }
46 
47 private:
48     int32_t mNumerator;
49     int32_t mDenominator;
50 };
51 
52 } /* namespace RESAMPLER_OUTER_NAMESPACE::resampler */
53 
54 #endif //RESAMPLER_INTEGER_RATIO_H
55