/******************************************************************************
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* *
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*****************************************************************************
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* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
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*/
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#include <string.h>
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#include "ixheaacd_sbr_common.h"
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#include <ixheaacd_type_def.h>
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#include <ixheaacd_type_def.h>
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#include "ixheaacd_constants.h"
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#include <ixheaacd_basic_ops32.h>
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#include <ixheaacd_basic_ops16.h>
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#include <ixheaacd_basic_ops40.h>
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#include "ixheaacd_bitbuffer.h"
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#include "ixheaacd_defines.h"
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#include <ixheaacd_aac_rom.h>
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#include "ixheaacd_pulsedata.h"
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#include "ixheaacd_pns.h"
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#include "ixheaacd_drc_data_struct.h"
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#include "ixheaacd_lt_predict.h"
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#include "ixheaacd_channelinfo.h"
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#include "ixheaacd_drc_dec.h"
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#include "ixheaacd_sbrdecoder.h"
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#include "ixheaacd_audioobjtypes.h"
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#include "ixheaacd_sbrdecsettings.h"
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#include "ixheaacd_memory_standards.h"
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#include "ixheaacd_error_codes.h"
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#include "ixheaacd_defines.h"
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#include "ixheaacd_sbr_scale.h"
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#include "ixheaacd_lpp_tran.h"
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#include "ixheaacd_env_extr_part.h"
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#include <ixheaacd_sbr_rom.h>
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#include "ixheaacd_hybrid.h"
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#include "ixheaacd_ps_dec.h"
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#include "ixheaacd_ps_bitdec.h"
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#include "ixheaacd_pulsedata.h"
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#include "ixheaacd_env_extr.h"
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#include "ixheaacd_common_rom.h"
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#include "ixheaacd_block.h"
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#include "ixheaacd_channel.h"
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#include "ixheaacd_audioobjtypes.h"
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#include "ixheaacd_latmdemux.h"
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#include "ixheaacd_aacdec.h"
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#include "ixheaacd_mps_polyphase.h"
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#include "ixheaacd_config.h"
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#include "ixheaacd_mps_dec.h"
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#include "ixheaacd_struct_def.h"
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#include "ixheaacd_headerdecode.h"
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#include "ixheaacd_multichannel.h"
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#include <ixheaacd_basic_op.h>
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#include "ixheaacd_adts_crc_check.h"
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#include "ixheaacd_function_selector.h"
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VOID ixheaacd_allocate_mem_persistent(
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ia_exhaacplus_dec_api_struct *p_obj_enhaacplus_dec,
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ia_aac_dec_state_struct *p_state_enhaacplus_dec, WORD channels,
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WORD *persistent_used_total, WORD *sbr_persistent_start, WORD ps_enable) {
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WORD persistent_used;
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WORD8 **temp_persistent =
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(WORD8 **)&(p_state_enhaacplus_dec->aac_persistent_mem_v);
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*temp_persistent += *persistent_used_total;
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persistent_used = ixheaacd_set_aac_persistent_buffers(
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p_state_enhaacplus_dec->aac_persistent_mem_v, channels);
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*persistent_used_total += persistent_used;
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*sbr_persistent_start = *persistent_used_total;
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p_state_enhaacplus_dec->sbr_persistent_mem_v =
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(pVOID)((SIZE_T)((pWORD8)p_state_enhaacplus_dec->aac_persistent_mem_v +
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persistent_used + sizeof(SIZE_T) - 1) &
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(SIZE_T)(~(sizeof(SIZE_T) - 1)));
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persistent_used = ixheaacd_getsize_sbr_persistent();
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ixheaacd_set_sbr_persistent_buffers(
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p_state_enhaacplus_dec->sbr_persistent_mem_v, &persistent_used, channels,
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ps_enable);
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*persistent_used_total += persistent_used;
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{
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struct ia_aac_persistent_struct *aac_persistent_mem =
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(struct ia_aac_persistent_struct *)
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p_obj_enhaacplus_dec->p_state_aac->aac_persistent_mem_v;
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aac_persistent_mem->str_aac_decoder.pstr_aac_tables =
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&p_obj_enhaacplus_dec->aac_tables;
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aac_persistent_mem->str_aac_decoder.pstr_common_tables =
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p_obj_enhaacplus_dec->common_tables;
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}
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ixheaacd_set_sbr_persistent_table_pointer(
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p_obj_enhaacplus_dec->p_state_aac->sbr_persistent_mem_v,
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&p_obj_enhaacplus_dec->str_sbr_tables,
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p_obj_enhaacplus_dec->common_tables);
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}
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ia_bit_buf_struct *ixheaacd_create_bit_buf(ia_bit_buf_struct *it_bit_buff,
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UWORD8 *ptr_bit_buf_base,
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WORD32 bit_buf_size) {
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it_bit_buff->ptr_bit_buf_base = ptr_bit_buf_base;
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it_bit_buff->ptr_bit_buf_end = ptr_bit_buf_base + bit_buf_size - 1;
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it_bit_buff->ptr_read_next = ptr_bit_buf_base;
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it_bit_buff->bit_pos = 7;
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it_bit_buff->cnt_bits = 0;
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it_bit_buff->size = bit_buf_size << 3;
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it_bit_buff->adts_header_present = 0;
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it_bit_buff->protection_absent = 0;
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it_bit_buff->pstr_adts_crc_info = &it_bit_buff->str_adts_crc_info;
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it_bit_buff->max_size = it_bit_buff->size;
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ixheaacd_adts_crc_open(it_bit_buff->pstr_adts_crc_info);
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return it_bit_buff;
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}
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ia_bit_buf_struct *ixheaacd_create_init_bit_buf(ia_bit_buf_struct *it_bit_buff,
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UWORD8 *ptr_bit_buf_base,
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WORD32 bit_buf_size) {
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ixheaacd_create_bit_buf(it_bit_buff, ptr_bit_buf_base, bit_buf_size);
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it_bit_buff->cnt_bits = (bit_buf_size << 3);
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return (it_bit_buff);
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}
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VOID ixheaacd_read_bidirection(ia_bit_buf_struct *it_bit_buff,
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WORD32 ixheaacd_drc_offset) {
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if (ixheaacd_drc_offset != 0) {
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WORD32 bit_offset;
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it_bit_buff->cnt_bits = it_bit_buff->cnt_bits - ixheaacd_drc_offset;
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it_bit_buff->bit_pos = it_bit_buff->bit_pos - ixheaacd_drc_offset;
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bit_offset = it_bit_buff->bit_pos >> 3;
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it_bit_buff->bit_pos = it_bit_buff->bit_pos - (bit_offset << 3);
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if (bit_offset) {
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UWORD8 *ptr_read_next;
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WORD32 temp;
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ptr_read_next = it_bit_buff->ptr_read_next;
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ptr_read_next = ptr_read_next - (bit_offset);
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temp = it_bit_buff->ptr_bit_buf_end - it_bit_buff->ptr_bit_buf_base + 1;
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if (ptr_read_next > it_bit_buff->ptr_bit_buf_end) {
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ptr_read_next -= temp;
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}
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if (ptr_read_next < it_bit_buff->ptr_bit_buf_base) {
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ptr_read_next += temp;
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}
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it_bit_buff->ptr_read_next = ptr_read_next;
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}
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}
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}
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