1 /*
2  * Copyright (C) 2023 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 //
18 // Interface to the HFP LC3 Encoder
19 //
20 
21 #ifndef HFP_LC3_ENCODER_H
22 #define HFP_LC3_ENCODER_H
23 
24 #include <stdint.h>
25 
26 // Initialize the HFP LC3 encoder.
27 void hfp_lc3_encoder_init();
28 
29 // Cleanup the HFP LC3 encoder.
30 void hfp_lc3_encoder_cleanup();
31 
32 // Encode the frame.
33 // Returns number of PCM bytes consumed (should always be 480).
34 uint32_t hfp_lc3_encode_frames(int16_t* input, uint8_t* output);
35 
36 #endif  // HFP_LC3_ENCODER_H
37