1 /****************************************************************************** 2 * * 3 * Copyright (C) 2023 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ***************************************************************************** 18 * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore 19 */ 20 21 #pragma once 22 typedef struct { 23 UWORD8 *p_data; 24 UWORD32 data_size; 25 WORD32 data_type; 26 WORD32 associated_ch_element; 27 } ixheaace_mps_enc_ext_payload; 28 29 IA_ERRORCODE ixheaace_mps_212_initialise(VOID *pstr_mps_enc, const WORD32 audio_object_type, 30 const UWORD32 sampling_rate, WORD32 *ptr_bitrate, 31 const UWORD32 sbr_ratio, const UWORD32 frame_length, 32 const UWORD32 input_buffer_size_per_channel, 33 const UWORD32 core_coder_delay, WORD8 *ptr_scratch); 34 35 IA_ERRORCODE 36 ixheaace_mps_212_process(VOID *pstr_mps_enc, FLOAT32 *const ptr_audio_samples, 37 const WORD32 num_audio_samples, 38 ixheaace_mps_enc_ext_payload *pstr_mps_ext_payload); 39 40 WORD32 ixheaace_mps_212_get_spatial_specific_config(VOID *pstr_mps_enc, WORD8 *ptr_out_buffer, 41 WORD32 buf_size, WORD32 aot); 42 43 VOID ixheaace_mps_212_open(VOID **pstr_mps_enc, ixheaace_mps_212_memory_struct *pstr_mps_memory); 44 45 VOID ixheaace_mps_212_close(VOID **pstr_mps_enc); 46 47 IA_ERRORCODE 48 ixheaace_mps_515_open(VOID **pstr_mps_enc, WORD32 sample_freq, WORD32 tree_config, 49 ixheaace_bit_buf_handle pstr_bitstream, WORD32 *ptr_bits_written, 50 ixheaace_mps_515_memory_struct *pstr_mps_memory, WORD32 flag_480); 51 52 IA_ERRORCODE ixheaace_mps_515_apply(ixheaace_mps_sac_enc *pstr_mps_enc, FLOAT32 *ptr_audio_input, 53 FLOAT32 *ptr_audio_output, 54 ixheaace_bit_buf_handle pstr_bitstream, VOID *pstr_scratch); 55 56 VOID ixheaace_mps_515_close(ixheaace_mps_sac_enc *pstr_mps_enc); 57 58 WORD32 ixheaace_mps_515_scratch_size(VOID); 59