system/stack/include/hfp_lc3_decoder.h

/*
 * Copyright (C) 2023 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

//
// Interface to the HFP LC3 Decoder
//

#ifndef HFP_LC3_DECODER_H
#define HFP_LC3_DECODER_H

#include <cstddef>
#include <cstdint>

// Initialize the HFP LC3 decoder.
bool hfp_lc3_decoder_init();

// Cleanup the HFP LC3 decoder.
void hfp_lc3_decoder_cleanup();

// Decodes |i_buf| into |o_buf| with size |out_len| in bytes. |i_buf| should
// point to a complete LC3 packet with 60 bytes of data including the header,
// otherwise PLC will be conducted.
bool hfp_lc3_decoder_decode_packet(const uint8_t* i_buf, int16_t* o_buf,
                                   size_t out_len);

#endif  // HFP_LC3_DECODER_H