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v811_spc009/external/libxaac/decoder/ixheaacd_api.c

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/******************************************************************************
* *
* Copyright (C) 2018 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.
*
*****************************************************************************
* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
*/
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include "ixheaacd_sbr_common.h"
#include "ixheaacd_type_def.h"
#include "ixheaacd_constants.h"
#include "ixheaacd_basic_ops32.h"
#include "ixheaacd_basic_ops16.h"
#include "ixheaacd_basic_ops40.h"
#include "ixheaacd_basic_ops.h"
#include "ixheaacd_error_standards.h"
#include "ixheaacd_apicmd_standards.h"
#include "ixheaacd_aac_config.h"
#include "ixheaacd_api_defs.h"
#include "ixheaacd_definitions.h"
#include "ixheaacd_error_codes.h"
#include "ixheaacd_bitbuffer.h"
#include "ixheaacd_audioobjtypes.h"
#include "ixheaacd_sbrdecsettings.h"
#include "ixheaacd_memory_standards.h"
#include "ixheaacd_bitbuffer.h"
#include "ixheaacd_adts.h"
#include "ixheaacd_defines.h"
#include "ixheaacd_aac_rom.h"
#include "ixheaacd_sbr_scale.h"
#include "ixheaacd_lpp_tran.h"
#include "ixheaacd_env_extr_part.h"
#include "ixheaacd_sbr_rom.h"
#include "ixheaacd_hybrid.h"
#include "ixheaacd_ps_dec.h"
#include "ixheaacd_ps_bitdec.h"
#include "ixheaacd_pulsedata.h"
#include "ixheaacd_pns.h"
#include "ixheaacd_drc_data_struct.h"
#include "ixheaacd_lt_predict.h"
#include "ixheaacd_channelinfo.h"
#include "ixheaacd_drc_dec.h"
#include "ixheaacd_sbr_const.h"
#include "ixheaacd_sbrdecoder.h"
#include "ixheaacd_env_extr.h"
#include "ixheaacd_common_rom.h"
#include "ixheaacd_freq_sca.h"
#include "ixheaacd_qmf_dec.h"
#include "ixheaacd_env_calc.h"
#include "ixheaacd_pvc_dec.h"
#include "ixheaacd_sbr_dec.h"
#include "ixheaacd_block.h"
#include "ixheaacd_channel.h"
#include "ixheaacd_audioobjtypes.h"
#include "ixheaacd_latmdemux.h"
#include "ixheaacd_aacdec.h"
#include "ixheaacd_mps_polyphase.h"
#include "ixheaacd_config.h"
#include "ixheaacd_mps_dec.h"
#include "ixheaacd_struct_def.h"
#include "ixheaacd_headerdecode.h"
#include "ixheaacd_adts_crc_check.h"
#include "ixheaacd_multichannel.h"
#include "ixheaacd_ver_number.h"
#include "ixheaacd_interface.h"
#include "ixheaacd_info.h"
#include "ixheaacd_config.h"
#include "ixheaacd_struct.h"
#include "ixheaacd_cnst.h"
#include "ixheaacd_mps_polyphase.h"
#include "ixheaacd_tns_usac.h"
#include "ixheaacd_acelp_info.h"
#include "ixheaacd_main.h"
#include "ixheaacd_arith_dec.h"
#include "ixheaacd_create.h"
#include "ixheaacd_function_selector.h"
#define MAX_TRACKS_PER_LAYER 50
#define ALIGN_SIZE64(x) ((((x) + 7) >> 3) << 3)
#define IA_ENHAACPDEC_NUM_MEMTABS (4)
#define NUM_AAC_TABLES 8
#define IXHEAACD_CCE_DEC_INFO_MEM_SIZE (610)
#define IXHEAACD_CCE_DEC_INFO_MEM_SIZE_8 (IXHEAACD_CCE_DEC_INFO_MEM_SIZE + 8)
IA_ERRORCODE ixheaacd_dec_mem_api(
ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec, WORD32 i_cmd,
WORD32 i_idx, VOID *pv_value) {
pUWORD32 pui_value = pv_value;
if (i_idx < 0 || i_idx >= IA_ENHAACPDEC_NUM_MEMTABS) {
return IA_ENHAACPLUS_DEC_API_FATAL_INVALID_MEMTAB_INDEX;
}
if (i_cmd == IA_API_CMD_SET_MEM_PTR) {
if (pv_value == 0) {
return (IA_ENHAACPLUS_DEC_API_FATAL_MEM_ALLOC);
}
if (((SIZE_T)pv_value %
p_obj_exhaacplus_dec->p_mem_info_aac[i_idx].ui_alignment) != 0) {
return (IA_ENHAACPLUS_DEC_API_FATAL_MEM_ALIGN);
}
p_obj_exhaacplus_dec->pp_mem_aac[i_idx] = pv_value;
memset(p_obj_exhaacplus_dec->pp_mem_aac[i_idx], 0,
p_obj_exhaacplus_dec->p_mem_info_aac[i_idx].ui_size);
if (i_idx == IA_ENHAACPLUS_DEC_PERSIST_IDX) {
pUWORD8 p_temp = pv_value;
UWORD32 *meminfo =
(UWORD32 *)p_obj_exhaacplus_dec->p_mem_info_aac + i_idx;
UWORD32 pers_size = meminfo[0];
p_temp = p_temp + pers_size -
(sizeof(ia_dec_data_struct) +
sizeof(ia_audio_specific_config_struct) + (8300));
p_obj_exhaacplus_dec->p_state_aac = pv_value;
p_obj_exhaacplus_dec->p_state_aac->pstr_dec_data = p_temp;
p_obj_exhaacplus_dec->p_state_aac->ia_audio_specific_config =
p_temp + sizeof(ia_dec_data_struct);
p_obj_exhaacplus_dec->p_state_aac->header_ptr =
p_temp + sizeof(ia_dec_data_struct) +
sizeof(ia_audio_specific_config_struct);
}
} else {
UWORD32 *meminfo =
(UWORD32 *)(p_obj_exhaacplus_dec->p_mem_info_aac + i_idx);
*pui_value = *(meminfo + (i_cmd - IA_API_CMD_GET_MEM_INFO_SIZE));
}
return IA_NO_ERROR;
}
static PLATFORM_INLINE VOID
ixheaacd_init_sbr_tables(ia_sbr_tables_struct *ptr_sbr_tables) {
ptr_sbr_tables->env_calc_tables_ptr =
(ia_env_calc_tables_struct *)&ixheaacd_aac_dec_env_calc_tables;
ptr_sbr_tables->qmf_dec_tables_ptr =
(ia_qmf_dec_tables_struct *)&ixheaacd_aac_qmf_dec_tables;
ptr_sbr_tables->env_extr_tables_ptr =
(ia_env_extr_tables_struct *)&ixheaacd_aac_dec_env_extr_tables;
ptr_sbr_tables->ps_tables_ptr =
(ia_ps_tables_struct *)&ixheaacd_aac_dec_ps_tables;
}
VOID ixheaacd_updatebytesconsumed(
ia_aac_dec_state_struct *p_state_enhaacplus_dec,
struct ia_bit_buf_struct *it_bit_buff) {
p_state_enhaacplus_dec->i_bytes_consumed =
(it_bit_buff->ptr_read_next - it_bit_buff->ptr_bit_buf_base);
if ((p_state_enhaacplus_dec->i_bytes_consumed == 0) &&
(it_bit_buff->cnt_bits == 0)) {
p_state_enhaacplus_dec->i_bytes_consumed =
p_state_enhaacplus_dec->ui_in_bytes;
}
if (it_bit_buff->cnt_bits < 0) {
p_state_enhaacplus_dec->i_bytes_consumed = 0;
p_state_enhaacplus_dec->ui_out_bytes = 0;
p_state_enhaacplus_dec->b_n_raw_data_blk = 0;
}
}
WORD32 ixheaacd_readifadts(ia_aac_dec_state_struct *p_state_enhaacplus_dec,
struct ia_bit_buf_struct *it_bit_buff,
ia_adts_header_struct *adts) {
WORD error;
if ((error = ixheaacd_find_syncword(adts, it_bit_buff)) != 0) {
ixheaacd_updatebytesconsumed(p_state_enhaacplus_dec, it_bit_buff);
return IA_ENHAACPLUS_DEC_EXE_NONFATAL_ADTS_SYNC_LOST;
}
if ((error = ixheaacd_check_if_adts(
adts, it_bit_buff,
p_state_enhaacplus_dec->p_config->ui_max_channels)) != 0) {
p_state_enhaacplus_dec->i_bytes_consumed = 1;
if (it_bit_buff->cnt_bits < 0) {
p_state_enhaacplus_dec->i_bytes_consumed = 0;
p_state_enhaacplus_dec->ui_out_bytes = 0;
error = IA_ENHAACPLUS_DEC_EXE_NONFATAL_INSUFFICIENT_INPUT_BYTES;
return error;
}
return IA_ENHAACPLUS_DEC_EXE_NONFATAL_ADTS_SYNC_LOST;
}
p_state_enhaacplus_dec->b_n_raw_data_blk =
(WORD8)(adts->no_raw_data_blocks + 1);
return 0;
}
static VOID ixheaacd_allocate_aac_scr(
ia_aac_dec_scratch_struct *aac_scratch_struct, VOID *base_scratch_ptr,
VOID *output_ptr, WORD channel, WORD max_channel,
WORD32 audio_object_type) {
aac_scratch_struct->base_scr_8k = base_scratch_ptr;
aac_scratch_struct->extra_scr_4k[1] = (WORD8 *)base_scratch_ptr;
if (channel == 1) {
aac_scratch_struct->extra_scr_4k[0] =
(WORD8 *)base_scratch_ptr + (IXHEAACD_CCE_DEC_INFO_MEM_SIZE_8 * 1024) +
(4 * 1024);
} else {
aac_scratch_struct->extra_scr_4k[0] = output_ptr;
if (max_channel > 2) {
aac_scratch_struct->extra_scr_4k[0] =
(WORD8 *)base_scratch_ptr +
(IXHEAACD_CCE_DEC_INFO_MEM_SIZE_8 * 1024) + (8 * 1024);
}
}
aac_scratch_struct->extra_scr_4k[2] =
(WORD8 *)base_scratch_ptr + (IXHEAACD_CCE_DEC_INFO_MEM_SIZE_8 * 1024) +
(46 * 1024);
if (audio_object_type == AOT_ER_AAC_ELD ||
audio_object_type == AOT_ER_AAC_LD) {
aac_scratch_struct->extra_scr_4k[0] =
(WORD8 *)base_scratch_ptr + (IXHEAACD_CCE_DEC_INFO_MEM_SIZE_8 * 1024) +
(4 * 1024);
aac_scratch_struct->extra_scr_4k[2] =
(WORD8 *)base_scratch_ptr + (IXHEAACD_CCE_DEC_INFO_MEM_SIZE_8 * 1024) +
(46 * 1024);
aac_scratch_struct->extra_scr_4k[3] =
(WORD8 *)base_scratch_ptr + (IXHEAACD_CCE_DEC_INFO_MEM_SIZE_8 * 1024) +
(54 * 1024);
}
if ((audio_object_type == AOT_ER_AAC_LD) ||
(audio_object_type == AOT_AAC_LTP)) {
aac_scratch_struct->in_data =
(WORD32 *)((WORD8 *)base_scratch_ptr +
(IXHEAACD_CCE_DEC_INFO_MEM_SIZE_8 * 1024) + (62 * 1024) +
(4 * 16));
aac_scratch_struct->out_data =
(WORD32 *)((WORD8 *)base_scratch_ptr +
(IXHEAACD_CCE_DEC_INFO_MEM_SIZE_8 * 1024) + (56 * 1024) +
(4 * 16));
}
}
VOID ixheaacd_allocate_sbr_scr(ia_sbr_scr_struct *sbr_scratch_struct,
VOID *base_scratch_ptr, VOID *output_ptr,
WORD total_elements, WORD ch_fac,
WORD32 audio_object_type) {
WORD32 temp = 0;
sbr_scratch_struct->ptr_work_buf_core = base_scratch_ptr;
sbr_scratch_struct->ptr_work_buf = (WORD8 *)base_scratch_ptr + (18 * 1024);
if (total_elements > 1) {
sbr_scratch_struct->extra_scr_1k[0] =
(WORD8 *)base_scratch_ptr + (18 * 1024);
sbr_scratch_struct->extra_scr_1k[1] =
(WORD8 *)base_scratch_ptr + (19 * 1024);
}
else {
if (ch_fac == 1) {
temp = 2;
} else {
temp = 4;
}
if (audio_object_type != AOT_ER_AAC_ELD) {
sbr_scratch_struct->extra_scr_1k[0] = (WORD8 *)output_ptr + (temp * 1024);
sbr_scratch_struct->extra_scr_1k[1] =
(WORD8 *)base_scratch_ptr + (18 * 1024);
} else {
sbr_scratch_struct->extra_scr_1k[0] =
(WORD8 *)base_scratch_ptr + (18 * 1024);
sbr_scratch_struct->extra_scr_1k[1] =
(WORD8 *)base_scratch_ptr + (19 * 1024);
}
}
}
IA_ERRORCODE ixheaacd_dec_api(pVOID p_ia_enhaacplus_dec_obj, WORD32 i_cmd,
WORD32 i_idx, pVOID pv_value) {
ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec = p_ia_enhaacplus_dec_obj;
pUWORD32 pui_value = pv_value;
pWORD32 pui_value_signed = pv_value;
pWORD8 pb_value = pv_value;
pVOID *pp_value = (pVOID *)pv_value;
if ((i_cmd != IA_API_CMD_GET_API_SIZE) &&
(i_cmd != IA_API_CMD_GET_LIB_ID_STRINGS)) {
if (p_ia_enhaacplus_dec_obj == 0) {
return (IA_ENHAACPLUS_DEC_API_FATAL_MEM_ALLOC);
}
if (((SIZE_T)p_ia_enhaacplus_dec_obj & 3) != 0) {
return (IA_ENHAACPLUS_DEC_API_FATAL_MEM_ALIGN);
}
}
switch (i_cmd) {
case IA_API_CMD_GET_MEM_INFO_SIZE:
case IA_API_CMD_GET_MEM_INFO_ALIGNMENT:
case IA_API_CMD_GET_MEM_INFO_TYPE:
case IA_API_CMD_SET_MEM_PTR: {
return ixheaacd_dec_mem_api(p_ia_enhaacplus_dec_obj, i_cmd, i_idx,
pv_value);
}
case IA_API_CMD_GET_TABLE_INFO_SIZE:
case IA_API_CMD_GET_TABLE_INFO_ALIGNMENT:
case IA_API_CMD_SET_TABLE_PTR:
case IA_API_CMD_GET_TABLE_PTR: {
return ixheaacd_dec_table_api(p_ia_enhaacplus_dec_obj, i_cmd, i_idx,
pv_value);
}
};
switch (i_cmd) {
case IA_API_CMD_GET_LIB_ID_STRINGS: {
WORD8 *i1_ver;
WORD8 ver_char;
if (i_idx == IA_CMD_TYPE_LIB_NAME)
i1_ver = (WORD8 *)LIBNAME;
else if (i_idx == IA_CMD_TYPE_LIB_VERSION)
i1_ver = (WORD8 *)xHE_AAC_DEC_ITTIAM_VER;
else
return IA_ENHAACPLUS_DEC_API_FATAL_INVALID_LIB_ID_STRINGS_IDX;
ver_char = *i1_ver++;
for (; ver_char != '\0';) {
if (ver_char != '$') {
*pb_value++ = ver_char;
}
ver_char = *i1_ver++;
}
*pb_value = ver_char;
break;
}
case IA_API_CMD_GET_API_SIZE: {
*pui_value = sizeof(ia_exhaacplus_dec_api_struct);
break;
}
case IA_API_CMD_INIT: {
switch (i_idx) {
case IA_CMD_TYPE_INIT_API_PRE_CONFIG_PARAMS: {
memset(p_obj_exhaacplus_dec, 0, sizeof(*p_obj_exhaacplus_dec));
p_obj_exhaacplus_dec->aac_config.ui_pcm_wdsz = 16;
p_obj_exhaacplus_dec->aac_config.flag_downmix = 0;
p_obj_exhaacplus_dec->aac_config.flag_08khz_out = 0;
p_obj_exhaacplus_dec->aac_config.flag_16khz_out = 0;
p_obj_exhaacplus_dec->aac_config.flag_to_stereo = 0;
p_obj_exhaacplus_dec->aac_config.down_sample_flag = 0;
p_obj_exhaacplus_dec->aac_config.header_dec_done = 0;
p_obj_exhaacplus_dec->aac_config.frame_status = 1;
p_obj_exhaacplus_dec->aac_config.ui_mp4_flag = 0;
p_obj_exhaacplus_dec->aac_config.ui_disable_sync = 0;
p_obj_exhaacplus_dec->aac_config.ui_auto_sbr_upsample = 1;
p_obj_exhaacplus_dec->aac_config.ui_samp_freq = 0;
p_obj_exhaacplus_dec->aac_config.ui_channel_mode = 3;
p_obj_exhaacplus_dec->aac_config.ui_sbr_mode = 0;
p_obj_exhaacplus_dec->aac_config.ui_effect_type = 0;
p_obj_exhaacplus_dec->aac_config.ui_target_loudness = -24;
p_obj_exhaacplus_dec->aac_config.ui_loud_norm_flag = 0;
p_obj_exhaacplus_dec->aac_config.ui_pce_found_in_hdr = 0;
p_obj_exhaacplus_dec->aac_config.loas_present = 0;
p_obj_exhaacplus_dec->aac_config.ld_decoder = 0;
p_obj_exhaacplus_dec->aac_config.ui_drc_enable = 1;
p_obj_exhaacplus_dec->aac_config.ui_drc_boost = 0;
p_obj_exhaacplus_dec->aac_config.ui_drc_cut = 0;
p_obj_exhaacplus_dec->aac_config.ui_drc_target_level = 108;
p_obj_exhaacplus_dec->aac_config.ui_drc_set = 0;
p_obj_exhaacplus_dec->aac_config.ui_flush_cmd = 0;
p_obj_exhaacplus_dec->aac_config.ui_max_channels = 6;
p_obj_exhaacplus_dec->aac_config.ui_coupling_channel = 0;
p_obj_exhaacplus_dec->aac_config.downmix = 0;
p_obj_exhaacplus_dec->aac_config.ui_n_channels = 2;
p_obj_exhaacplus_dec->aac_config.i_channel_mask = 3;
{
ia_aac_dec_tables_struct *pstr_aac_tables =
&p_obj_exhaacplus_dec->aac_tables;
pstr_aac_tables->pstr_huffmann_tables =
(ia_aac_dec_huffman_tables_struct
*)&ixheaacd_aac_huffmann_tables;
pstr_aac_tables->pstr_block_tables =
(ia_aac_dec_block_tables_struct *)&ixheaacd_aac_block_tables;
pstr_aac_tables->pstr_imdct_tables =
(ia_aac_dec_imdct_tables_struct *)&ixheaacd_imdct_tables;
ixheaacd_huff_tables_create(pstr_aac_tables);
}
ixheaacd_init_sbr_tables(&p_obj_exhaacplus_dec->str_sbr_tables);
p_obj_exhaacplus_dec->common_tables =
(ixheaacd_misc_tables *)&ixheaacd_str_fft_n_transcendent_tables;
p_obj_exhaacplus_dec->aac_config.ui_qmf_bands = 64;
break;
}
case IA_CMD_TYPE_INIT_API_POST_CONFIG_PARAMS: {
ixheaacd_fill_aac_mem_tables(p_obj_exhaacplus_dec);
break;
}
case IA_CMD_TYPE_INIT_PROCESS: {
WORD32 err_code = 0;
if (p_obj_exhaacplus_dec->p_state_aac->fatal_err_present) {
err_code = IA_FATAL_ERROR;
} else {
err_code = ixheaacd_dec_init(p_obj_exhaacplus_dec);
}
if (err_code != 0) {
if (err_code < 0)
p_obj_exhaacplus_dec->p_state_aac->fatal_err_present = 1;
p_obj_exhaacplus_dec->p_state_aac->i_bytes_consumed =
p_obj_exhaacplus_dec->p_state_aac->ui_in_bytes;
}
return err_code;
break;
}
case IA_CMD_TYPE_INIT_DONE_QUERY: {
if (p_obj_exhaacplus_dec->p_state_aac->ui_init_done == 1) {
*pui_value = 1;
} else {
*pui_value = 0;
}
break;
}
case IA_CMD_TYPE_GA_HDR: {
return ixheaacd_decoder_2_ga_hdr(p_obj_exhaacplus_dec);
break;
}
case IA_CMD_TYPE_FLUSH_MEM: {
return ixheaacd_decoder_flush_api(p_obj_exhaacplus_dec);
break;
}
default: {
return IA_ENHAACPLUS_DEC_API_NONFATAL_CMD_TYPE_NOT_SUPPORTED;
}
};
break;
}
case IA_API_CMD_SET_CONFIG_PARAM: {
switch (i_idx) {
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_SAMP_FREQ: {
if ((*pui_value < 8000) || (*pui_value > 96000)) {
return (IA_ENHAACPLUS_DEC_CONFIG_FATAL_INVALID_SAMPLE_RATE);
}
p_obj_exhaacplus_dec->aac_config.ui_samp_freq = *pui_value;
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_PCM_WDSZ: {
if ((*pui_value != 16) && (*pui_value != 24)) {
p_obj_exhaacplus_dec->aac_config.ui_pcm_wdsz = 16;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_PCM_WDSZ);
}
p_obj_exhaacplus_dec->aac_config.ui_pcm_wdsz = *pui_value;
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_DOWNMIX: {
if ((*pui_value != 1) && (*pui_value != 0)) {
p_obj_exhaacplus_dec->aac_config.flag_downmix = 0;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_DOWNMIX);
}
p_obj_exhaacplus_dec->aac_config.flag_downmix = *pui_value;
p_obj_exhaacplus_dec->aac_config.downmix = *pui_value;
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_TOSTEREO: {
if ((*pui_value != 1) && (*pui_value != 0)) {
p_obj_exhaacplus_dec->aac_config.flag_to_stereo = 1;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_TOSTEREO);
}
p_obj_exhaacplus_dec->aac_config.flag_to_stereo = *pui_value;
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_DSAMPLE: {
if ((*pui_value != 1) && (*pui_value != 0)) {
p_obj_exhaacplus_dec->aac_config.down_sample_flag = 0;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_DSAMPLE);
}
p_obj_exhaacplus_dec->aac_config.down_sample_flag = *pui_value;
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_FRAMEOK: {
if ((*pui_value != 1) && (*pui_value != 0)) {
p_obj_exhaacplus_dec->aac_config.frame_status = 1;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_FRAMEOK);
}
p_obj_exhaacplus_dec->aac_config.frame_status = *pui_value;
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_ISMP4: {
if ((*pui_value != 1) && (*pui_value != 0)) {
p_obj_exhaacplus_dec->aac_config.ui_mp4_flag = 0;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_MP4FLAG);
}
p_obj_exhaacplus_dec->aac_config.ui_mp4_flag = *pui_value;
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_ISLOAS: {
if ((*pui_value != 1) && (*pui_value != 0)) {
p_obj_exhaacplus_dec->aac_config.loas_present = 0;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_LOASFLAG);
}
p_obj_exhaacplus_dec->aac_config.loas_present = *pui_value;
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_ENABLE: {
if ((*pui_value != 1) && (*pui_value != 0)) {
p_obj_exhaacplus_dec->aac_config.ui_drc_enable = 0;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_DRCFLAG);
}
p_obj_exhaacplus_dec->aac_config.ui_drc_enable = *pui_value;
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_CUT: {
p_obj_exhaacplus_dec->aac_config.ui_drc_set = 1;
if (*pui_value > 127) {
p_obj_exhaacplus_dec->aac_config.ui_drc_cut = 0;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_DRC_CUT);
}
p_obj_exhaacplus_dec->aac_config.ui_drc_cut =
(WORD32)((*pui_value / 127.0) * 100);
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_BOOST: {
p_obj_exhaacplus_dec->aac_config.ui_drc_set = 1;
if (*pui_value > 127) {
p_obj_exhaacplus_dec->aac_config.ui_drc_boost = 0;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_DRC_BOOST);
}
p_obj_exhaacplus_dec->aac_config.ui_drc_boost =
(WORD32)((*pui_value / 127.0) * 100);
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_TARGET_LEVEL: {
p_obj_exhaacplus_dec->aac_config.ui_drc_set = 1;
if (*pui_value > 127) {
p_obj_exhaacplus_dec->aac_config.ui_drc_target_level = 108;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_DRC_TARGET);
}
p_obj_exhaacplus_dec->aac_config.ui_drc_target_level = *pui_value;
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_DRC_HEAVY_COMP: {
p_obj_exhaacplus_dec->aac_config.ui_drc_set = 1;
if ((*pui_value != 1) && (*pui_value != 0)) {
p_obj_exhaacplus_dec->aac_config.ui_drc_heavy_comp = 0;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_DRCFLAG);
}
p_obj_exhaacplus_dec->aac_config.ui_drc_heavy_comp = *pui_value;
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_DISABLE_SYNC: {
if ((*pui_value != 1) && (*pui_value != 0)) {
p_obj_exhaacplus_dec->aac_config.ui_disable_sync = 0;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_SYNCFLAG);
}
p_obj_exhaacplus_dec->aac_config.ui_disable_sync = *pui_value;
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_AUTO_SBR_UPSAMPLE: {
if ((*pui_value != 1) && (*pui_value != 0)) {
p_obj_exhaacplus_dec->aac_config.ui_auto_sbr_upsample = 0;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_SBRUPFLAG);
}
p_obj_exhaacplus_dec->aac_config.ui_auto_sbr_upsample = *pui_value;
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_MAX_CHANNEL: {
if (*pui_value > 8) {
p_obj_exhaacplus_dec->aac_config.ui_max_channels = 8;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_MAX_CHANNEL);
}
if (*pui_value < 2) {
p_obj_exhaacplus_dec->aac_config.ui_max_channels = 2;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_MAX_CHANNEL);
}
p_obj_exhaacplus_dec->aac_config.ui_max_channels = *pui_value;
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_FRAMESIZE: {
if (*pui_value == 1) {
p_obj_exhaacplus_dec->aac_config.framesize_480 = 1;
} else if (*pui_value == 0) {
p_obj_exhaacplus_dec->aac_config.framesize_480 = 0;
} else {
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_FRAMSZ);
}
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_LD_TESTING: {
if (*pui_value == 1) {
p_obj_exhaacplus_dec->aac_config.ld_decoder = 1;
} else if (*pui_value == 0) {
p_obj_exhaacplus_dec->aac_config.ld_decoder = 0;
} else {
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_LD_CONFIG);
}
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_ELD_SBR_PRESENT: {
if (*pui_value == 1) {
p_obj_exhaacplus_dec->aac_config.eld_sbr_present = 1;
} else if (*pui_value == 0) {
p_obj_exhaacplus_dec->aac_config.eld_sbr_present = 0;
} else {
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_ELDSBR);
}
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_COUP_CHANNEL: {
if (*pui_value > 16) {
p_obj_exhaacplus_dec->aac_config.ui_coupling_channel = 1;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_COUP_CHANNEL);
}
p_obj_exhaacplus_dec->aac_config.ui_coupling_channel = *pui_value;
break;
}
case IA_ENHAACPLUS_DEC_CONFIG_PARAM_DOWNMIX_STEREO: {
if ((*pui_value != 1) && (*pui_value != 0)) {
p_obj_exhaacplus_dec->aac_config.downmix = 0;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_DOWNMIX);
}
p_obj_exhaacplus_dec->aac_config.downmix = *pui_value;
break;
}
case IA_ENHAACPLUS_DEC_DRC_EFFECT_TYPE: {
if (((*pui_value_signed) > 8) || ((*pui_value_signed) < -1)) {
p_obj_exhaacplus_dec->aac_config.ui_effect_type = -1;
return (IA_ENHAACPLUS_DEC_CONFIG_NON_FATAL_INVALID_EFFECT_TYPE);
}
p_obj_exhaacplus_dec->aac_config.ui_effect_type = *pui_value_signed;
break;
}
case IA_ENHAACPLUS_DEC_DRC_TARGET_LOUDNESS: {
if (*pui_value_signed >= 0) {
p_obj_exhaacplus_dec->aac_config.ui_loud_norm_flag = 1;
}
*pui_value_signed = -(*pui_value_signed >> 2);
if (((*pui_value_signed) > 0) || ((*pui_value_signed) < -63)) {
p_obj_exhaacplus_dec->aac_config.ui_target_loudness = 0;
return (IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_TARGET_LOUDNESS);
}
p_obj_exhaacplus_dec->aac_config.ui_target_loudness =
*pui_value_signed;
break;
}
default: { return IA_ENHAACPLUS_DEC_API_FATAL_INVALID_CONFIG_PARAM; }
}
break;
}
case IA_API_CMD_GET_CONFIG_PARAM: {
UWORD32 i;
WORD32 *pvalue =
(WORD32 *)(&p_obj_exhaacplus_dec->aac_config.ui_pcm_wdsz);
if (i_idx >= 0 && i_idx <= 8) {
*pui_value = pvalue[i_idx];
} else if (IA_ENHAACPLUS_DEC_CONFIG_GET_NUM_PRE_ROLL_FRAMES == i_idx) {
WORD32 *ptri_value = (WORD32 *)pv_value;
ia_audio_specific_config_struct *ptr_audio_specific_config =
((ia_audio_specific_config_struct *)
p_obj_exhaacplus_dec->p_state_aac->ia_audio_specific_config);
for (i = 0; i < MAX_AUDIO_PREROLLS + 1; i++) {
if (ptr_audio_specific_config->str_usac_config.str_usac_dec_config
.preroll_bytes[i] == 0) {
break;
}
}
*ptri_value = i;
} else if (IA_ENHAACPLUS_DEC_CONFIG_EXT_ELE_PTR == i_idx) {
ia_audio_specific_config_struct *ptr_audio_specific_config =
((ia_audio_specific_config_struct *)
p_obj_exhaacplus_dec->p_state_aac->ia_audio_specific_config);
for (i = 0; i < ptr_audio_specific_config->str_usac_config
.str_usac_dec_config.num_config_extensions;
i++) {
pp_value[i] = ptr_audio_specific_config->str_usac_config
.str_usac_dec_config.usac_cfg_ext_info_buf[i];
}
for (i = 0; i < ptr_audio_specific_config->str_usac_config
.str_usac_dec_config.num_elements;
i++) {
if (ptr_audio_specific_config->str_usac_config.str_usac_dec_config
.usac_ext_ele_payload_present[i]) {
pp_value[i + 16] =
ptr_audio_specific_config->str_usac_config.str_usac_dec_config
.usac_ext_ele_payload_buf[i];
}
}
} else if (IA_ENHAACPLUS_DEC_CONFIG_EXT_ELE_BUF_SIZES == i_idx) {
WORD32 *ptri_value = (WORD32 *)pv_value;
ia_audio_specific_config_struct *ptr_audio_specific_config =
((ia_audio_specific_config_struct *)
p_obj_exhaacplus_dec->p_state_aac->ia_audio_specific_config);
for (i = 0; i < ptr_audio_specific_config->str_usac_config
.str_usac_dec_config.num_config_extensions;
i++) {
ptri_value[i] = ptr_audio_specific_config->str_usac_config
.str_usac_dec_config.usac_cfg_ext_info_len[i];
}
for (i = 0; i < ptr_audio_specific_config->str_usac_config
.str_usac_dec_config.num_elements;
i++) {
ptri_value[i + 16] =
ptr_audio_specific_config->str_usac_config.str_usac_dec_config
.usac_ext_ele_payload_len[i];
}
} else if (IA_ENHAACPLUS_DEC_CONFIG_NUM_ELE == i_idx) {
UWORD32 *ptri_value = (UWORD32 *)pv_value;
ia_audio_specific_config_struct *ptr_audio_specific_config =
((ia_audio_specific_config_struct *)
p_obj_exhaacplus_dec->p_state_aac->ia_audio_specific_config);
*ptri_value = ptr_audio_specific_config->str_usac_config
.str_usac_dec_config.num_elements;
} else if (IA_ENHAACPLUS_DEC_CONFIG_NUM_CONFIG_EXT == i_idx) {
UWORD32 *ptri_value = (UWORD32 *)pv_value;
ia_audio_specific_config_struct *ptr_audio_specific_config =
((ia_audio_specific_config_struct *)
p_obj_exhaacplus_dec->p_state_aac->ia_audio_specific_config);
*ptri_value = ptr_audio_specific_config->str_usac_config
.str_usac_dec_config.num_config_extensions;
} else if (IA_ENHAACPLUS_DEC_CONFIG_GAIN_PAYLOAD_LEN == i_idx) {
UWORD32 *ptri_value = (UWORD32 *)pv_value;
ia_audio_specific_config_struct *ptr_audio_specific_config =
((ia_audio_specific_config_struct *)
p_obj_exhaacplus_dec->p_state_aac->ia_audio_specific_config);
WORD32 preroll_counter = ptr_audio_specific_config->str_usac_config
.str_usac_dec_config.preroll_counter;
*ptri_value =
ptr_audio_specific_config->str_usac_config.str_usac_dec_config
.usac_ext_gain_payload_len[preroll_counter];
} else if (IA_ENHAACPLUS_DEC_CONFIG_GAIN_PAYLOAD_BUF == i_idx) {
WORD32 payload_buffer_offeset = 0;
ia_audio_specific_config_struct *ptr_audio_specific_config =
((ia_audio_specific_config_struct *)
p_obj_exhaacplus_dec->p_state_aac->ia_audio_specific_config);
WORD32 preroll_counter = ptr_audio_specific_config->str_usac_config
.str_usac_dec_config.preroll_counter;
for (i = 0; i < (UWORD32)preroll_counter; i++)
payload_buffer_offeset +=
ptr_audio_specific_config->str_usac_config.str_usac_dec_config
.usac_ext_gain_payload_len[i] *
sizeof(WORD8);
*pp_value = ptr_audio_specific_config->str_usac_config
.str_usac_dec_config.usac_ext_gain_payload_buf +
payload_buffer_offeset;
}
else {
return IA_ENHAACPLUS_DEC_API_FATAL_INVALID_CONFIG_PARAM;
}
break;
}
case IA_API_CMD_GET_MEMTABS_SIZE: {
*pui_value = (sizeof(ia_mem_info_struct) + sizeof(pVOID *)) *
(IA_ENHAACPDEC_NUM_MEMTABS);
break;
}
case IA_API_CMD_SET_MEMTABS_PTR: {
if (pv_value == NULL) return IA_ENHAACPLUS_DEC_API_FATAL_MEM_ALLOC;
memset(pv_value, 0, (sizeof(ia_mem_info_struct) + sizeof(pVOID *)) *
(IA_ENHAACPDEC_NUM_MEMTABS));
p_obj_exhaacplus_dec->p_mem_info_aac = pv_value;
p_obj_exhaacplus_dec->pp_mem_aac =
(pVOID *)((WORD8 *)pv_value +
sizeof(ia_mem_info_struct) * IA_ENHAACPDEC_NUM_MEMTABS);
break;
}
case IA_API_CMD_GET_N_MEMTABS: {
*pui_value = IA_ENHAACPDEC_NUM_MEMTABS;
break;
}
case IA_API_CMD_GET_N_TABLES: {
*pui_value = NUM_AAC_TABLES;
break;
}
case IA_API_CMD_EXECUTE: {
switch (i_idx) {
case IA_CMD_TYPE_DO_EXECUTE: {
WORD32 err_code = 0;
if (!p_obj_exhaacplus_dec->p_state_aac->ui_init_done ||
p_obj_exhaacplus_dec->p_state_aac->fatal_err_present) {
err_code = IA_FATAL_ERROR;
} else {
err_code = ixheaacd_dec_execute(p_obj_exhaacplus_dec);
}
if (err_code != IA_NO_ERROR) {
if (err_code < 0)
p_obj_exhaacplus_dec->p_state_aac->fatal_err_present = 1;
p_obj_exhaacplus_dec->p_state_aac->i_bytes_consumed =
p_obj_exhaacplus_dec->p_state_aac->ui_in_bytes;
}
return err_code;
break;
}
case IA_CMD_TYPE_DONE_QUERY: {
if (p_obj_exhaacplus_dec->p_state_aac->ui_input_over == 1) {
*pui_value = 1;
} else {
*pui_value = 0;
}
break;
}
default: { return IA_ENHAACPLUS_DEC_API_FATAL_INVALID_EXECUTE_TYPE; }
};
break;
}
case IA_API_CMD_GET_CURIDX_INPUT_BUF: {
*pui_value = p_obj_exhaacplus_dec->p_state_aac->i_bytes_consumed;
break;
}
case IA_API_CMD_SET_INPUT_BYTES: {
p_obj_exhaacplus_dec->p_state_aac->ui_in_bytes = *pui_value;
break;
}
case IA_API_CMD_GET_OUTPUT_BYTES: {
if (p_obj_exhaacplus_dec->p_state_aac->audio_object_type == AOT_USAC) {
ia_audio_specific_config_struct *ptr_audio_specific_config =
((ia_audio_specific_config_struct *)
p_obj_exhaacplus_dec->p_state_aac->ia_audio_specific_config);
WORD32 preroll_counter = ptr_audio_specific_config->str_usac_config
.str_usac_dec_config.preroll_counter;
*pui_value = ptr_audio_specific_config->str_usac_config
.str_usac_dec_config.preroll_bytes[preroll_counter];
preroll_counter++;
if (preroll_counter > (MAX_AUDIO_PREROLLS + 1)) return IA_FATAL_ERROR;
ptr_audio_specific_config->str_usac_config.str_usac_dec_config
.preroll_counter = preroll_counter;
} else {
*pui_value = p_obj_exhaacplus_dec->p_state_aac->ui_out_bytes;
}
break;
}
case IA_API_CMD_INPUT_OVER: {
p_obj_exhaacplus_dec->p_state_aac->ui_input_over = 1;
break;
}
default: { return IA_ENHAACPLUS_DEC_API_FATAL_INVALID_CMD; }
};
return IA_NO_ERROR;
}
IA_ERRORCODE ixheaacd_decoder_2_ga_hdr(
ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec) {
if (p_obj_exhaacplus_dec->aac_config.ui_flush_cmd == 0) {
p_obj_exhaacplus_dec->aac_config.ui_pcm_wdsz = 16;
p_obj_exhaacplus_dec->aac_config.flag_downmix = 0;
p_obj_exhaacplus_dec->aac_config.flag_08khz_out = 0;
p_obj_exhaacplus_dec->aac_config.flag_16khz_out = 0;
p_obj_exhaacplus_dec->aac_config.flag_to_stereo = 0;
p_obj_exhaacplus_dec->aac_config.down_sample_flag = 0;
p_obj_exhaacplus_dec->aac_config.header_dec_done = 0;
p_obj_exhaacplus_dec->aac_config.frame_status = 1;
p_obj_exhaacplus_dec->aac_config.ui_mp4_flag = 1;
p_obj_exhaacplus_dec->aac_config.ui_disable_sync = 0;
p_obj_exhaacplus_dec->aac_config.ui_auto_sbr_upsample = 1;
p_obj_exhaacplus_dec->aac_config.ui_samp_freq = 0;
p_obj_exhaacplus_dec->aac_config.ui_channel_mode = 3;
p_obj_exhaacplus_dec->aac_config.ui_sbr_mode = 2;
p_obj_exhaacplus_dec->aac_config.ui_pce_found_in_hdr = 0;
p_obj_exhaacplus_dec->aac_config.loas_present = 0;
p_obj_exhaacplus_dec->aac_config.ui_drc_enable = 1;
p_obj_exhaacplus_dec->aac_config.ui_drc_boost = 0;
p_obj_exhaacplus_dec->aac_config.ui_drc_cut = 0;
p_obj_exhaacplus_dec->aac_config.ui_drc_target_level = 108;
p_obj_exhaacplus_dec->aac_config.ui_drc_set = 0;
p_obj_exhaacplus_dec->aac_config.ui_flush_cmd = 1;
p_obj_exhaacplus_dec->aac_config.ui_max_channels = 6;
p_obj_exhaacplus_dec->aac_config.ui_coupling_channel = 0;
p_obj_exhaacplus_dec->aac_config.downmix = 0;
{
ia_aac_dec_tables_struct *pstr_aac_tables =
&p_obj_exhaacplus_dec->aac_tables;
pstr_aac_tables->pstr_huffmann_tables =
(ia_aac_dec_huffman_tables_struct *)&ixheaacd_aac_huffmann_tables;
pstr_aac_tables->pstr_block_tables =
(ia_aac_dec_block_tables_struct *)&ixheaacd_aac_block_tables;
pstr_aac_tables->pstr_imdct_tables =
(ia_aac_dec_imdct_tables_struct *)&ixheaacd_imdct_tables;
ixheaacd_huff_tables_create(pstr_aac_tables);
}
ixheaacd_init_sbr_tables(&p_obj_exhaacplus_dec->str_sbr_tables);
p_obj_exhaacplus_dec->common_tables =
(ixheaacd_misc_tables *)&ixheaacd_str_fft_n_transcendent_tables;
p_obj_exhaacplus_dec->aac_config.ui_qmf_bands = 64;
p_obj_exhaacplus_dec->p_state_aac->ui_init_done = 0;
return ixheaacd_dec_init(p_obj_exhaacplus_dec);
} else {
p_obj_exhaacplus_dec->aac_config.ui_flush_cmd = 0;
return ixheaacd_dec_init(p_obj_exhaacplus_dec);
}
}
IA_ERRORCODE ixheaacd_decoder_flush_api(
ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec) {
UWORD8 *header_temp_ptr;
WORD32 header_length;
if (p_obj_exhaacplus_dec->aac_config.ui_flush_cmd == 0) {
header_temp_ptr = p_obj_exhaacplus_dec->p_state_aac->header_ptr;
header_length = p_obj_exhaacplus_dec->p_state_aac->header_length;
memset(p_obj_exhaacplus_dec->p_state_aac, 0,
sizeof(ia_aac_dec_state_struct));
{
pUWORD8 p_temp = (pUWORD8)p_obj_exhaacplus_dec->p_state_aac;
UWORD32 *meminfo = (UWORD32 *)p_obj_exhaacplus_dec->p_mem_info_aac;
UWORD32 pers_size = meminfo[0];
p_temp = p_temp + pers_size -
(sizeof(ia_dec_data_struct) +
sizeof(ia_audio_specific_config_struct) + (8300));
p_obj_exhaacplus_dec->p_state_aac->pstr_dec_data = p_temp;
p_obj_exhaacplus_dec->p_state_aac->ia_audio_specific_config =
p_temp + sizeof(ia_dec_data_struct);
p_obj_exhaacplus_dec->p_state_aac->header_ptr =
p_temp + sizeof(ia_dec_data_struct) +
sizeof(ia_audio_specific_config_struct);
}
memset(&(p_obj_exhaacplus_dec->aac_config), 0,
sizeof(ia_aac_dec_config_struct));
p_obj_exhaacplus_dec->aac_config.ui_pcm_wdsz = 16;
p_obj_exhaacplus_dec->aac_config.flag_downmix = 0;
p_obj_exhaacplus_dec->aac_config.flag_08khz_out = 0;
p_obj_exhaacplus_dec->aac_config.flag_16khz_out = 0;
p_obj_exhaacplus_dec->aac_config.flag_to_stereo = 0;
p_obj_exhaacplus_dec->aac_config.down_sample_flag = 0;
p_obj_exhaacplus_dec->aac_config.header_dec_done = 0;
p_obj_exhaacplus_dec->aac_config.frame_status = 1;
p_obj_exhaacplus_dec->aac_config.ui_mp4_flag = 1;
p_obj_exhaacplus_dec->aac_config.ui_disable_sync = 0;
p_obj_exhaacplus_dec->aac_config.ui_auto_sbr_upsample = 1;
p_obj_exhaacplus_dec->aac_config.ui_samp_freq = 0;
p_obj_exhaacplus_dec->aac_config.ui_channel_mode = 3;
p_obj_exhaacplus_dec->aac_config.ui_sbr_mode = 2;
p_obj_exhaacplus_dec->aac_config.ui_pce_found_in_hdr = 0;
p_obj_exhaacplus_dec->aac_config.loas_present = 0;
p_obj_exhaacplus_dec->aac_config.ui_drc_enable = 1;
p_obj_exhaacplus_dec->aac_config.ui_drc_boost = 0;
p_obj_exhaacplus_dec->aac_config.ui_drc_cut = 0;
p_obj_exhaacplus_dec->aac_config.ui_drc_target_level = 108;
p_obj_exhaacplus_dec->aac_config.ui_drc_set = 0;
p_obj_exhaacplus_dec->aac_config.ui_flush_cmd = 1;
p_obj_exhaacplus_dec->aac_config.ui_max_channels = 6;
p_obj_exhaacplus_dec->aac_config.ui_coupling_channel = 0;
p_obj_exhaacplus_dec->aac_config.downmix = 0;
{
ia_aac_dec_tables_struct *pstr_aac_tables =
&p_obj_exhaacplus_dec->aac_tables;
pstr_aac_tables->pstr_huffmann_tables =
(ia_aac_dec_huffman_tables_struct *)&ixheaacd_aac_huffmann_tables;
pstr_aac_tables->pstr_block_tables =
(ia_aac_dec_block_tables_struct *)&ixheaacd_aac_block_tables;
pstr_aac_tables->pstr_imdct_tables =
(ia_aac_dec_imdct_tables_struct *)&ixheaacd_imdct_tables;
ixheaacd_huff_tables_create(pstr_aac_tables);
}
ixheaacd_init_sbr_tables(&p_obj_exhaacplus_dec->str_sbr_tables);
p_obj_exhaacplus_dec->common_tables =
(ixheaacd_misc_tables *)&ixheaacd_str_fft_n_transcendent_tables;
p_obj_exhaacplus_dec->aac_config.ui_qmf_bands = 64;
p_obj_exhaacplus_dec->p_state_aac->header_ptr = header_temp_ptr;
p_obj_exhaacplus_dec->p_state_aac->ui_in_bytes = header_length;
p_obj_exhaacplus_dec->p_state_aac->header_length = header_length;
return ixheaacd_dec_init(p_obj_exhaacplus_dec);
} else {
p_obj_exhaacplus_dec->aac_config.ui_flush_cmd = 0;
return ixheaacd_dec_init(p_obj_exhaacplus_dec);
}
}
static PLATFORM_INLINE WORD32
ixheaacd_persistent_buffer_sizes(WORD32 num_channel) {
WORD32 size_buffers = 0;
WORD32 temp;
WORD32 max_channels;
size_buffers += 4 * 512 * num_channel * sizeof(WORD32);
size_buffers += (ltp_buffer_size * num_channel * sizeof(WORD16));
if (num_channel > 2) {
max_channels = MAX_BS_ELEMENT;
} else {
max_channels = 2;
}
size_buffers +=
(max_channels)*2 * ALIGN_SIZE64(sizeof(ia_aac_dec_sbr_bitstream_struct));
size_buffers += ALIGN_SIZE64(MAXSBRBYTES) * num_channel * sizeof(WORD8);
size_buffers += num_channel *
(QMF_FILTER_STATE_ANA_SIZE + 2 * NO_ANALYSIS_CHANNELS) *
sizeof(WORD16);
size_buffers += num_channel *
(QMF_FILTER_STATE_ANA_SIZE + 2 * NO_ANALYSIS_CHANNELS) *
sizeof(WORD32);
size_buffers += num_channel *
(QMF_FILTER_STATE_SYN_SIZE + 2 * NO_SYNTHESIS_CHANNELS) *
sizeof(WORD16);
size_buffers += num_channel *
(QMF_FILTER_STATE_SYN_SIZE + 2 * NO_SYNTHESIS_CHANNELS) *
sizeof(WORD32);
if (num_channel <= 2) {
size_buffers +=
num_channel * 2 * MAX_OV_COLS * NO_SYNTHESIS_CHANNELS * sizeof(WORD32);
} else {
size_buffers +=
num_channel * MAX_OV_COLS * NO_SYNTHESIS_CHANNELS * sizeof(WORD32);
}
size_buffers +=
LPC_ORDER * num_channel * NO_ANALYSIS_CHANNELS * sizeof(WORD32);
if (num_channel <= 2) {
size_buffers +=
LPC_ORDER * num_channel * NO_ANALYSIS_CHANNELS * sizeof(WORD32);
}
size_buffers += num_channel * 3 * MAX_FREQ_COEFFS * sizeof(WORD16);
temp = sizeof(ia_freq_band_data_struct) +
sizeof(ia_sbr_prev_frame_data_struct) + sizeof(ia_sbr_channel_struct) +
sizeof(ia_sbr_header_data_struct);
size_buffers += num_channel * ALIGN_SIZE64(temp);
size_buffers += MAX_BS_ELEMENT * sizeof(ixheaac_drc_bs_data_struct *);
if (num_channel <= 2) {
size_buffers += sizeof(ia_ps_dec_struct);
}
{
WORD32 temp_size = 0;
size_buffers +=
MAXNRSBRCHANNELS * (sizeof(ia_sbr_frame_info_data_struct) +
MAX_FREQ_COEFFS * sizeof(WORD32) * 2 + 8);
temp_size += sizeof(ia_pvc_data_struct);
temp_size += sizeof(ia_esbr_hbe_txposer_struct) * 2;
temp_size += (MAX_HBE_PERSISTENT_SIZE * 2);
temp_size += (MAX_QMF_BUF_LEN * 2 * 2 * sizeof(FLOAT32 *));
temp_size += (MAX_QMF_BUF_LEN * MAX_QMF_BUF_LEN * 2 * 2 * sizeof(FLOAT32));
size_buffers += temp_size * num_channel;
}
return (size_buffers);
}
VOID ixheaacd_fill_aac_mem_tables(
ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec) {
ia_mem_info_struct *p_mem_info_aac;
WORD32 num_channels;
WORD32 channels;
WORD32 buffer_size;
if (p_obj_exhaacplus_dec->aac_config.ui_max_channels > 2) {
num_channels = (p_obj_exhaacplus_dec->aac_config.ui_max_channels + 1);
} else
{
num_channels = p_obj_exhaacplus_dec->aac_config.ui_max_channels;
}
channels = num_channels;
buffer_size = ixheaacd_persistent_buffer_sizes(num_channels);
{
p_mem_info_aac =
&p_obj_exhaacplus_dec->p_mem_info_aac[IA_ENHAACPLUS_DEC_PERSIST_IDX];
p_mem_info_aac->ui_size =
sizeof(ia_aac_dec_state_struct) +
channels * sizeof(struct ia_aac_persistent_struct) +
buffer_size + channels * ixheaacd_getsize_sbr_persistent() +
channels * 16;
p_mem_info_aac->ui_size += sizeof(ia_dec_data_struct);
p_mem_info_aac->ui_size += sizeof(ia_audio_specific_config_struct);
p_mem_info_aac->ui_size += 8300;
p_mem_info_aac->ui_alignment = 8;
p_mem_info_aac->ui_type = IA_MEMTYPE_PERSIST;
}
{
p_mem_info_aac =
&p_obj_exhaacplus_dec->p_mem_info_aac[IA_ENHAACPLUS_DEC_SCRATCH_IDX];
{
if (num_channels > 2) {
WORD32 other_scr1;
WORD32 other_scr2 = 0;
p_mem_info_aac->ui_size =
2 * sizeof(WORD32) * IA_ENHAACPLUS_DEC_SAMPLES_PER_FRAME;
other_scr2 = 2 * sizeof(WORD32) * IA_ENHAACPLUS_DEC_SAMPLES_PER_FRAME;
other_scr1 = (4 * 1024);
if (MAX_CC_CHANNEL_NUM > 0) {
other_scr1 +=
sizeof(WORD16) * IA_ENHAACPLUS_DEC_SAMPLES_PER_FRAME * 2;
other_scr1 += (4 * 1024);
other_scr1 += 4 * 12;
}
p_mem_info_aac->ui_size += max(other_scr1, other_scr2);
} else {
p_mem_info_aac->ui_size =
2 * sizeof(WORD32) * IA_ENHAACPLUS_DEC_SAMPLES_PER_FRAME;
p_mem_info_aac->ui_size +=
2 * sizeof(WORD32) * IA_ENHAACPLUS_DEC_SAMPLES_PER_FRAME;
p_mem_info_aac->ui_size +=
sizeof(WORD32) * IA_ENHAACPLUS_DEC_SAMPLES_PER_FRAME;
p_mem_info_aac->ui_size += 4 * 12;
p_mem_info_aac->ui_size +=
((IA_ENHAACPLUS_DEC_SAMPLES_PER_FRAME << 1) * sizeof(WORD32));
p_mem_info_aac->ui_size +=
((IA_ENHAACPLUS_DEC_SAMPLES_PER_FRAME << 1) * sizeof(WORD32));
p_mem_info_aac->ui_size +=
2 * (sizeof(ia_sbr_frame_info_data_struct) + 232);
}
}
p_mem_info_aac->ui_size += 2200000 + 2048;
p_mem_info_aac->ui_alignment = 8;
p_mem_info_aac->ui_type = IA_MEMTYPE_SCRATCH;
}
{
p_mem_info_aac =
&p_obj_exhaacplus_dec->p_mem_info_aac[IA_ENHAACPLUS_DEC_INPUT_IDX];
p_mem_info_aac->ui_size = 8 * 1024 + 11;
p_mem_info_aac->ui_alignment = 8;
p_mem_info_aac->ui_type = IA_MEMTYPE_INPUT;
}
{
p_mem_info_aac =
&p_obj_exhaacplus_dec->p_mem_info_aac[IA_ENHAACPLUS_DEC_OUTPUT_IDX];
p_mem_info_aac->ui_size = IA_ENHAACPLUS_DEC_OUT_BUF_SIZE;
p_mem_info_aac->ui_alignment = 8;
p_mem_info_aac->ui_type = IA_MEMTYPE_OUTPUT;
}
return;
}
IA_ERRORCODE ixheaacd_dec_table_api(
ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec, WORD32 i_cmd,
WORD32 i_idx, pVOID pv_value) {
pUWORD32 pui_value = pv_value;
pUWORD32 *p_pui_value = pv_value;
SIZE_T ui_get_vals[5];
pVOID *table_ptrs[8];
UWORD32 table_sizes[8] = {sizeof(ixheaacd_aac_huffmann_tables),
sizeof(ixheaacd_aac_block_tables),
sizeof(ixheaacd_imdct_tables),
sizeof(ixheaacd_str_fft_n_transcendent_tables),
sizeof(ixheaacd_aac_dec_env_calc_tables),
sizeof(ixheaacd_aac_qmf_dec_tables),
sizeof(ixheaacd_aac_dec_env_extr_tables),
sizeof(ixheaacd_aac_dec_ps_tables)};
table_ptrs[0] =
(pVOID *)&(p_obj_exhaacplus_dec->aac_tables.pstr_huffmann_tables);
table_ptrs[1] =
(pVOID *)&(p_obj_exhaacplus_dec->aac_tables.pstr_block_tables);
table_ptrs[2] =
(pVOID *)&(p_obj_exhaacplus_dec->aac_tables.pstr_imdct_tables);
table_ptrs[3] = (pVOID *)&(p_obj_exhaacplus_dec->common_tables);
table_ptrs[4] =
(pVOID *)&p_obj_exhaacplus_dec->str_sbr_tables.env_calc_tables_ptr;
table_ptrs[5] =
(pVOID *)&p_obj_exhaacplus_dec->str_sbr_tables.qmf_dec_tables_ptr;
table_ptrs[6] =
(pVOID *)&p_obj_exhaacplus_dec->str_sbr_tables.env_extr_tables_ptr;
table_ptrs[7] = (pVOID *)&p_obj_exhaacplus_dec->str_sbr_tables.ps_tables_ptr;
if (i_idx < 0 || i_idx >= NUM_AAC_TABLES) {
return IA_ENHAACPLUS_DEC_API_FATAL_INVALID_MEMTAB_INDEX;
}
ui_get_vals[0] = table_sizes[i_idx];
ui_get_vals[1] = 4;
ui_get_vals[4] = (SIZE_T)(*table_ptrs[i_idx]);
if (i_cmd == IA_API_CMD_SET_TABLE_PTR) {
if (pv_value == 0) {
return (IA_ENHAACPLUS_DEC_API_FATAL_MEM_ALLOC);
}
if (((SIZE_T)pv_value) & 3) {
return IA_ENHAACPLUS_DEC_API_FATAL_MEM_ALIGN;
}
*table_ptrs[i_idx] = pv_value;
if (i_idx == 0) {
ixheaacd_huff_tables_create(&p_obj_exhaacplus_dec->aac_tables);
}
}
else if (i_cmd == IA_API_CMD_GET_TABLE_PTR) {
*p_pui_value = (UWORD32 *)((SIZE_T)(
ui_get_vals[i_cmd - IA_API_CMD_GET_TABLE_INFO_SIZE]));
} else {
*pui_value = (WORD32)(ui_get_vals[i_cmd - IA_API_CMD_GET_TABLE_INFO_SIZE]);
}
return IA_NO_ERROR;
}
IA_ERRORCODE ixheaacd_dec_init(
ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec) {
FLAG frame_status = 1;
WORD32 frame_size_1;
WORD32 sample_rate_1;
WORD16 num_channels_1;
WORD32 ps_detected = 0;
UWORD8 *in_buffer;
WORD16 *time_data;
WORD ch_idx;
WORD sbr_present_flag = 0;
ia_aac_dec_state_struct *p_state_enhaacplus_dec;
WORD32 error_code = IA_NO_ERROR;
WORD32 persistent_used = 0;
IA_ERRORCODE err_code = IA_NO_ERROR;
struct ia_aac_persistent_struct *aac_persistent_mem;
struct ia_sbr_pers_struct *sbr_persistent_mem;
WORD32 ret_val;
p_obj_exhaacplus_dec->p_state_aac =
p_obj_exhaacplus_dec->pp_mem_aac[IA_ENHAACPLUS_DEC_PERSIST_IDX];
if (p_obj_exhaacplus_dec->p_state_aac != NULL) {
ret_val = setjmp(p_obj_exhaacplus_dec->p_state_aac->xaac_jmp_buf);
if (ret_val != 0) {
p_obj_exhaacplus_dec->p_state_aac->i_bytes_consumed =
p_obj_exhaacplus_dec->p_state_aac->ui_in_bytes;
p_obj_exhaacplus_dec->p_state_aac->ui_out_bytes = 0;
return IA_NO_ERROR;
}
}
time_data = (WORD16 *)(p_obj_exhaacplus_dec
->pp_mem_aac[IA_ENHAACPLUS_DEC_OUTPUT_IDX]);
if (p_obj_exhaacplus_dec->aac_config.ui_flush_cmd == 0) {
in_buffer = p_obj_exhaacplus_dec->pp_mem_aac[IA_ENHAACPLUS_DEC_INPUT_IDX];
} else {
in_buffer = p_obj_exhaacplus_dec->p_state_aac->header_ptr;
}
p_state_enhaacplus_dec = p_obj_exhaacplus_dec->p_state_aac;
p_state_enhaacplus_dec->aac_scratch_mem_v =
p_obj_exhaacplus_dec->pp_mem_aac[IA_ENHAACPLUS_DEC_SCRATCH_IDX];
p_obj_exhaacplus_dec->p_state_aac->huffman_code_book_scl =
p_obj_exhaacplus_dec->aac_tables.pstr_huffmann_tables
->huffman_code_book_scl;
p_obj_exhaacplus_dec->p_state_aac->huffman_code_book_scl_index =
p_obj_exhaacplus_dec->aac_tables.pstr_huffmann_tables
->huffman_code_book_scl_index;
p_state_enhaacplus_dec->pstr_aac_tables = &p_obj_exhaacplus_dec->aac_tables;
if (p_obj_exhaacplus_dec->aac_config.header_dec_done == 0) {
WORD32 channels;
p_obj_exhaacplus_dec->p_state_aac->p_config =
&p_obj_exhaacplus_dec->aac_config;
p_obj_exhaacplus_dec->p_state_aac->pstr_stream_sbr =
(pVOID)((SIZE_T)((pWORD8)p_obj_exhaacplus_dec->p_state_aac +
sizeof(ia_aac_dec_state_struct) + sizeof(SIZE_T) - 1) &
(SIZE_T)(~(sizeof(SIZE_T) - 1)));
if (p_obj_exhaacplus_dec->aac_config.ui_max_channels > 2) {
p_state_enhaacplus_dec->aac_persistent_mem_v =
(pVOID)((pWORD8)p_obj_exhaacplus_dec->p_state_aac->pstr_stream_sbr +
(MAX_BS_ELEMENT)*2 *
ALIGN_SIZE64(sizeof(ia_aac_dec_sbr_bitstream_struct)));
memset(p_obj_exhaacplus_dec->p_state_aac->pstr_stream_sbr, 0,
(MAX_BS_ELEMENT)*2 *
ALIGN_SIZE64(sizeof(ia_aac_dec_sbr_bitstream_struct)));
} else {
p_state_enhaacplus_dec->aac_persistent_mem_v = (pVOID)(
(pWORD8)p_obj_exhaacplus_dec->p_state_aac->pstr_stream_sbr +
(2) * 2 * ALIGN_SIZE64(sizeof(ia_aac_dec_sbr_bitstream_struct)));
memset(p_obj_exhaacplus_dec->p_state_aac->pstr_stream_sbr, 0,
(2) * 2 * ALIGN_SIZE64(sizeof(ia_aac_dec_sbr_bitstream_struct)));
}
if (1 == p_obj_exhaacplus_dec->aac_config.ui_max_channels)
channels = 1;
else
channels = 2;
persistent_used = ixheaacd_set_aac_persistent_buffers(
p_state_enhaacplus_dec->aac_persistent_mem_v, channels);
p_state_enhaacplus_dec->sbr_persistent_mem_v =
(pVOID)((SIZE_T)((pWORD8)p_state_enhaacplus_dec->aac_persistent_mem_v +
persistent_used + sizeof(SIZE_T) - 1) &
(SIZE_T)(~(sizeof(SIZE_T) - 1)));
persistent_used = ixheaacd_getsize_sbr_persistent();
ixheaacd_set_sbr_persistent_buffers(
p_state_enhaacplus_dec->sbr_persistent_mem_v, &persistent_used,
channels, 1);
aac_persistent_mem = (struct ia_aac_persistent_struct *)
p_state_enhaacplus_dec->aac_persistent_mem_v;
if (p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_LD ||
p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_ELD)
p_state_enhaacplus_dec->frame_len_flag =
p_obj_exhaacplus_dec->aac_config.framesize_480;
p_state_enhaacplus_dec->ptr_overlap_buf =
aac_persistent_mem->overlap_buffer;
p_state_enhaacplus_dec->bit_count = 0;
p_state_enhaacplus_dec->sync_status = 0;
p_state_enhaacplus_dec->bs_format = ADTS_BSFORMAT;
p_state_enhaacplus_dec->latm_initialized = 0;
p_state_enhaacplus_dec->frame_size = 0;
memset(&p_state_enhaacplus_dec->latm_struct_element, 0,
sizeof(ixheaacd_latm_struct));
memset(&p_state_enhaacplus_dec->b_n_raw_data_blk, 0,
sizeof(WORD32) * (9 + MAX_BS_ELEMENT));
p_state_enhaacplus_dec->sbr_present_flag = 0;
for (ch_idx = 0; ch_idx < MAX_BS_ELEMENT; ch_idx++) {
p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx] = 0;
}
memset(&p_state_enhaacplus_dec->ind_cc_info, 0,
sizeof(ia_enhaacplus_dec_ind_cc));
p_state_enhaacplus_dec->last_frame_ok = 1;
p_obj_exhaacplus_dec->aac_config.header_dec_done = 1;
aac_persistent_mem->str_aac_decoder.pstr_aac_tables =
&p_obj_exhaacplus_dec->aac_tables;
aac_persistent_mem->str_aac_decoder.pstr_common_tables =
p_obj_exhaacplus_dec->common_tables;
p_obj_exhaacplus_dec->p_state_aac->sbr_persistent_mem_u =
p_obj_exhaacplus_dec->p_state_aac->sbr_persistent_mem_v;
p_obj_exhaacplus_dec->p_state_aac->sbr_scratch_mem_u =
p_obj_exhaacplus_dec->p_state_aac->aac_scratch_mem_v;
ixheaacd_set_sbr_persistent_table_pointer(
p_obj_exhaacplus_dec->p_state_aac->sbr_persistent_mem_v,
&p_obj_exhaacplus_dec->str_sbr_tables,
p_obj_exhaacplus_dec->common_tables);
}
if (p_obj_exhaacplus_dec->p_state_aac->ui_input_over == 1) {
return IA_ENHAACPLUS_DEC_INIT_FATAL_EO_INPUT_REACHED;
}
if (p_obj_exhaacplus_dec->p_state_aac->header_dec_done == 0) {
if (p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_LD ||
p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_ELD)
p_state_enhaacplus_dec->frame_len_flag =
p_obj_exhaacplus_dec->aac_config.framesize_480;
aac_persistent_mem = (struct ia_aac_persistent_struct *)
p_state_enhaacplus_dec->aac_persistent_mem_v;
sbr_persistent_mem = (struct ia_sbr_pers_struct *)
p_state_enhaacplus_dec->sbr_persistent_mem_v;
if (p_obj_exhaacplus_dec->aac_config.ui_samp_freq == 0) {
WORD32 header_bytes_consumed, return_val;
if (p_state_enhaacplus_dec->ui_in_bytes == 0) {
p_state_enhaacplus_dec->i_bytes_consumed = 0;
return IA_NO_ERROR;
}
p_state_enhaacplus_dec->ui_init_done = 0;
memset(&(p_state_enhaacplus_dec->eld_specific_config), 0,
sizeof(ia_eld_specific_config_struct));
return_val = ixheaacd_aac_headerdecode(
p_obj_exhaacplus_dec, (UWORD8 *)in_buffer, &header_bytes_consumed,
aac_persistent_mem->str_aac_decoder.pstr_aac_tables
->pstr_huffmann_tables);
if (p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_LD ||
p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_ELD) {
*sbr_persistent_mem->str_sbr_dec_inst.pstr_sbr_header[0] =
p_obj_exhaacplus_dec->p_state_aac->str_sbr_config;
*sbr_persistent_mem->str_sbr_dec_inst.pstr_sbr_header[1] =
p_obj_exhaacplus_dec->p_state_aac->str_sbr_config;
} else {
memset(&(p_state_enhaacplus_dec->eld_specific_config), 0,
sizeof(ia_eld_specific_config_struct));
}
if (return_val < 0) {
if (return_val ==
(WORD32)IA_ENHAACPLUS_DEC_INIT_FATAL_STREAM_CHAN_GT_MAX) {
p_state_enhaacplus_dec->i_bytes_consumed = header_bytes_consumed;
return return_val;
}
p_state_enhaacplus_dec->i_bytes_consumed = 1;
return return_val;
}
if (return_val ==
IA_ENHAACPLUS_DEC_EXE_NONFATAL_INSUFFICIENT_INPUT_BYTES) {
p_state_enhaacplus_dec->i_bytes_consumed = header_bytes_consumed;
return return_val;
}
p_state_enhaacplus_dec->i_bytes_consumed = header_bytes_consumed;
if ((return_val == 0) &&
(p_obj_exhaacplus_dec->p_state_aac->audio_object_type == AOT_USAC)) {
{
WORD32 pcm_size = p_obj_exhaacplus_dec->aac_config.ui_pcm_wdsz;
WORD8 *inbuffer =
p_obj_exhaacplus_dec->pp_mem_aac[IA_ENHAACPLUS_DEC_INPUT_IDX];
WORD8 *outbuffer =
p_obj_exhaacplus_dec->pp_mem_aac[IA_ENHAACPLUS_DEC_OUTPUT_IDX];
WORD32 out_bytes = 0;
WORD32 frames_done = p_obj_exhaacplus_dec->p_state_aac->frame_counter;
if (p_obj_exhaacplus_dec->p_state_aac->ui_input_over == 0) {
error_code = ixheaacd_dec_main(
p_obj_exhaacplus_dec, inbuffer, outbuffer, &out_bytes,
frames_done, pcm_size,
&p_obj_exhaacplus_dec->p_state_aac->num_of_output_ch);
if (error_code) return error_code;
p_obj_exhaacplus_dec->p_state_aac->frame_counter++;
} else {
out_bytes = 0;
}
p_obj_exhaacplus_dec->aac_config.ui_n_channels =
p_obj_exhaacplus_dec->p_state_aac->num_of_output_ch;
}
if (return_val == 0)
p_obj_exhaacplus_dec->p_state_aac->ui_init_done = 1;
return return_val;
}
if (return_val == 0) {
p_obj_exhaacplus_dec->p_state_aac->header_dec_done = 1;
if (p_obj_exhaacplus_dec->aac_config.ui_flush_cmd == 0) {
memcpy(p_state_enhaacplus_dec->header_ptr, in_buffer,
header_bytes_consumed * sizeof(UWORD8));
p_state_enhaacplus_dec->header_length = header_bytes_consumed;
}
}
if (p_obj_exhaacplus_dec->p_state_aac->header_dec_done != 1)
return IA_ENHAACPLUS_DEC_INIT_NONFATAL_HEADER_NOT_AT_START;
if (p_state_enhaacplus_dec->dwnsmp_signal == 1 &&
p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_ELD)
p_obj_exhaacplus_dec->aac_config.down_sample_flag = 1;
if (p_state_enhaacplus_dec->sampling_rate ==
p_state_enhaacplus_dec->extension_samp_rate) {
p_obj_exhaacplus_dec->aac_config.down_sample_flag = 1;
}
} else {
p_obj_exhaacplus_dec->p_state_aac->header_dec_done = 1;
p_state_enhaacplus_dec->i_bytes_consumed = 0;
p_state_enhaacplus_dec->sampling_rate =
p_obj_exhaacplus_dec->aac_config.ui_samp_freq;
}
p_state_enhaacplus_dec->pstr_bit_buf = ixheaacd_create_bit_buf(
&p_state_enhaacplus_dec->str_bit_buf, (UWORD8 *)in_buffer,
p_obj_exhaacplus_dec->p_mem_info_aac[IA_ENHAACPLUS_DEC_INPUT_IDX]
.ui_size);
p_state_enhaacplus_dec->pstr_bit_buf->xaac_jmp_buf =
&(p_state_enhaacplus_dec->xaac_jmp_buf);
p_state_enhaacplus_dec->ptr_bit_stream =
p_state_enhaacplus_dec->pstr_bit_buf;
if (p_state_enhaacplus_dec->s_adts_hdr_present) { // rajat
if (p_obj_exhaacplus_dec->aac_config.ld_decoder == 1)
p_state_enhaacplus_dec->audio_object_type = 23;
}
if ((p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_ELD) ||
(p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_LD))
if (p_state_enhaacplus_dec->s_adts_hdr_present) {
if (p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_ELD) {
p_state_enhaacplus_dec->eld_specific_config.ld_sbr_samp_rate = 1;
p_state_enhaacplus_dec->eld_specific_config.ld_sbr_crc_flag = 0;
p_state_enhaacplus_dec->eld_specific_config.ld_sbr_flag_present = 0;
if (p_obj_exhaacplus_dec->aac_config.eld_sbr_present == 1) {
p_state_enhaacplus_dec->eld_specific_config.ld_sbr_flag_present = 1;
}
}
if (p_obj_exhaacplus_dec->aac_config.framesize_480)
p_state_enhaacplus_dec->frame_length = 480;
else
p_state_enhaacplus_dec->frame_length = 512;
}
{
for (ch_idx = 0; ch_idx < MAX_BS_ELEMENT; ch_idx++) {
WORD32 channels;
channels = 2;
p_state_enhaacplus_dec->pstr_aac_dec_info[ch_idx] =
ixheaacd_aac_decoder_init(
p_state_enhaacplus_dec,
p_state_enhaacplus_dec->pstr_stream_sbr[0], channels,
p_state_enhaacplus_dec->aac_persistent_mem_v,
p_state_enhaacplus_dec->frame_length);
if (!p_state_enhaacplus_dec->pstr_aac_dec_info[ch_idx]) {
p_state_enhaacplus_dec->i_bytes_consumed = 1;
return IA_ENHAACPLUS_DEC_INIT_FATAL_DEC_INIT_FAIL;
}
}
{
p_state_enhaacplus_dec->pstr_drc_dec =
&p_state_enhaacplus_dec->str_drc_dec_info;
ixheaacd_drc_dec_create(p_state_enhaacplus_dec->pstr_drc_dec, 127, 127);
}
p_state_enhaacplus_dec->pstr_drc_dec->cut_factor =
p_obj_exhaacplus_dec->aac_config.ui_drc_cut;
p_state_enhaacplus_dec->pstr_drc_dec->boost_factor =
p_obj_exhaacplus_dec->aac_config.ui_drc_boost;
p_state_enhaacplus_dec->pstr_drc_dec->target_ref_level =
p_obj_exhaacplus_dec->aac_config.ui_drc_target_level;
p_state_enhaacplus_dec->pstr_drc_dec->prog_ref_level =
p_obj_exhaacplus_dec->aac_config.ui_drc_target_level;
if (1 == p_obj_exhaacplus_dec->aac_config.ui_drc_set) {
if (p_obj_exhaacplus_dec->aac_config.ui_drc_heavy_comp == 1) {
p_state_enhaacplus_dec->pstr_drc_dec->drc_on = 1;
p_state_enhaacplus_dec->pstr_drc_dec->heavy_mode = 1;
} else {
p_state_enhaacplus_dec->pstr_drc_dec->heavy_mode = 0;
if (p_state_enhaacplus_dec->pstr_drc_dec->target_ref_level > 127)
p_state_enhaacplus_dec->pstr_drc_dec->target_ref_level = 127;
if (p_state_enhaacplus_dec->pstr_drc_dec->target_ref_level < 0) {
if (p_state_enhaacplus_dec->pstr_drc_dec->cut_factor > 0 ||
p_state_enhaacplus_dec->pstr_drc_dec->boost_factor > 0)
p_state_enhaacplus_dec->pstr_drc_dec->drc_on = 1;
else
p_state_enhaacplus_dec->pstr_drc_dec->drc_on = 0;
p_state_enhaacplus_dec->pstr_drc_dec->drc_dig_norm = 0;
p_state_enhaacplus_dec->pstr_drc_dec->target_ref_level = 108;
} else {
p_state_enhaacplus_dec->pstr_drc_dec->drc_on = 1;
p_state_enhaacplus_dec->pstr_drc_dec->drc_dig_norm = 1;
}
}
}
}
} else {
struct ia_bit_buf_struct temp_bit_buff = {0};
ia_adts_header_struct adts;
struct ia_bit_buf_struct *it_bit_buff;
WORD16 frame_size_2 = 0;
WORD32 sample_rate_2 = 0;
WORD32 sample_rate = 0;
WORD type, i;
WORD elements_number;
memset(&adts, 0, sizeof(ia_adts_header_struct));
for (i = 0; i < MAX_BS_ELEMENT + 1; i++) {
p_obj_exhaacplus_dec->aac_config.element_type[i] = -1;
}
it_bit_buff = p_state_enhaacplus_dec->pstr_bit_buf;
p_obj_exhaacplus_dec->aac_config.ui_sbr_mode = 0;
p_obj_exhaacplus_dec->p_state_aac->ui_out_bytes = 0;
if (p_state_enhaacplus_dec->ui_in_bytes == 0) {
p_state_enhaacplus_dec->i_bytes_consumed = 0;
return IA_NO_ERROR;
}
if (p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_LD ||
p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_ELD) {
if (p_obj_exhaacplus_dec->aac_config.ui_mp4_flag)
p_state_enhaacplus_dec->frame_size =
p_state_enhaacplus_dec->ui_in_bytes;
}
ixheaacd_create_init_bit_buf(it_bit_buff, in_buffer,
p_state_enhaacplus_dec->ui_in_bytes);
p_state_enhaacplus_dec->pstr_bit_buf->xaac_jmp_buf =
&(p_state_enhaacplus_dec->xaac_jmp_buf);
it_bit_buff->adts_header_present =
p_state_enhaacplus_dec->s_adts_hdr_present;
it_bit_buff->no_raw_data_blocks =
(WORD8)p_state_enhaacplus_dec->b_n_raw_data_blk;
it_bit_buff->protection_absent = p_state_enhaacplus_dec->protection_absent;
memcpy(&temp_bit_buff, it_bit_buff, sizeof(struct ia_bit_buf_struct));
if (p_obj_exhaacplus_dec->aac_config.ui_max_channels > 2)
elements_number = MAX_BS_ELEMENT;
else
elements_number = 2;
for (i = 0; i < elements_number; i++)
p_state_enhaacplus_dec->pstr_stream_sbr[i][0].no_elements = 0;
{ it_bit_buff->initial_cnt_bits = it_bit_buff->cnt_bits; }
ixheaacd_byte_align(
p_state_enhaacplus_dec->ptr_bit_stream,
&p_state_enhaacplus_dec->pstr_aac_dec_info[0]->byte_align_bits);
if (p_state_enhaacplus_dec->s_adts_hdr_present) {
WORD32 error;
if (p_state_enhaacplus_dec->b_n_raw_data_blk == 0) {
error = ixheaacd_readifadts(p_state_enhaacplus_dec, it_bit_buff, &adts);
if (error) return error;
p_state_enhaacplus_dec->protection_absent = adts.protection_absent;
if (p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_LD ||
p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_ELD) {
p_state_enhaacplus_dec->frame_size = adts.aac_frame_length;
if (p_obj_exhaacplus_dec->aac_config.framesize_480)
p_state_enhaacplus_dec->frame_length = 480;
else
p_state_enhaacplus_dec->frame_length = 512;
}
}
}
if (p_state_enhaacplus_dec->bs_format == LOAS_BSFORMAT) {
WORD32 result;
WORD32 sync;
WORD32 cnt_bits;
sync = ixheaacd_read_bits_buf(it_bit_buff, 11);
cnt_bits = it_bit_buff->cnt_bits;
if (it_bit_buff->cnt_bits <= 24) {
return IA_ENHAACPLUS_DEC_EXE_NONFATAL_INSUFFICIENT_INPUT_BYTES;
}
while (sync != 0x2b7) {
sync = ((sync & 0x3ff) << 1) | ixheaacd_read_bits_buf(it_bit_buff, 1);
if (it_bit_buff->cnt_bits < 11) {
ixheaacd_read_bidirection(it_bit_buff, -11);
p_state_enhaacplus_dec->i_bytes_consumed =
(cnt_bits - it_bit_buff->cnt_bits) / 8;
return (IA_ENHAACPLUS_DEC_INIT_NONFATAL_HEADER_NOT_AT_START);
}
}
it_bit_buff->audio_mux_align = it_bit_buff->cnt_bits - 13;
if (sync == 0x2b7) {
result = ixheaacd_latm_audio_mux_element(
it_bit_buff, &p_state_enhaacplus_dec->latm_struct_element,
p_state_enhaacplus_dec,
(ia_sampling_rate_info_struct *)&p_obj_exhaacplus_dec->aac_tables
.pstr_huffmann_tables->str_sample_rate_info[0]);
if (result < 0) {
return result;
}
}
}
p_state_enhaacplus_dec->pstr_aac_dec_info[0]->byte_align_bits =
it_bit_buff->cnt_bits;
type = -1;
ch_idx = 0;
while ((type != 7)) {
ia_aac_dec_scratch_struct aac_scratch_struct;
if (ch_idx >= elements_number) {
p_state_enhaacplus_dec->i_bytes_consumed = 1;
return IA_ENHAACPLUS_DEC_INIT_FATAL_STREAM_CHAN_GT_MAX;
}
ixheaacd_allocate_aac_scr(
&aac_scratch_struct, p_state_enhaacplus_dec->aac_scratch_mem_v,
time_data, 1, p_obj_exhaacplus_dec->aac_config.ui_max_channels,
p_state_enhaacplus_dec->audio_object_type);
p_state_enhaacplus_dec->pstr_aac_dec_info[ch_idx]->p_ind_channel_info =
&p_state_enhaacplus_dec->ind_cc_info;
error_code = ixheaacd_aacdec_decodeframe(
p_obj_exhaacplus_dec, &aac_scratch_struct, time_data, frame_status,
&type, &ch_idx, 1, 2,
p_obj_exhaacplus_dec->aac_config.element_instance_order, 0, 1, 0,
p_obj_exhaacplus_dec->aac_config.ui_max_channels, 2,
p_obj_exhaacplus_dec->p_state_aac->frame_length,
p_obj_exhaacplus_dec->p_state_aac->frame_size,
p_state_enhaacplus_dec->pstr_drc_dec,
p_state_enhaacplus_dec->audio_object_type,
p_state_enhaacplus_dec->ch_config,
p_state_enhaacplus_dec->eld_specific_config,
p_state_enhaacplus_dec->s_adts_hdr_present,
&p_state_enhaacplus_dec->drc_dummy);
memset(&(p_obj_exhaacplus_dec->p_state_aac->pstr_aac_dec_info[ch_idx]
->pstr_aac_dec_ch_info[0]
->str_ics_info.ltp),
0, sizeof(ltp_info));
memset(&(p_obj_exhaacplus_dec->p_state_aac->pstr_aac_dec_info[ch_idx]
->pstr_aac_dec_ch_info[0]
->str_ics_info.ltp2),
0, sizeof(ltp_info));
memset(&(p_obj_exhaacplus_dec->p_state_aac->pstr_aac_dec_info[ch_idx]
->pstr_aac_dec_ch_info[1]
->str_ics_info.ltp),
0, sizeof(ltp_info));
memset(&(p_obj_exhaacplus_dec->p_state_aac->pstr_aac_dec_info[ch_idx]
->pstr_aac_dec_ch_info[1]
->str_ics_info.ltp2),
0, sizeof(ltp_info));
{
if ((p_state_enhaacplus_dec->audio_object_type != AOT_ER_AAC_LD) &&
(p_state_enhaacplus_dec->audio_object_type != AOT_ER_AAC_ELD))
frame_size_1 = 1024;
else
frame_size_1 = p_state_enhaacplus_dec->frame_length;
sample_rate_1 =
p_state_enhaacplus_dec->pstr_aac_dec_info[ch_idx]->sampling_rate;
num_channels_1 =
p_state_enhaacplus_dec->pstr_aac_dec_info[ch_idx]->channels;
}
if ((p_obj_exhaacplus_dec->aac_config.ui_max_channels <= 2) &&
(p_obj_exhaacplus_dec->aac_config.element_type[ch_idx] == 2)) {
p_state_enhaacplus_dec->i_bytes_consumed = 1;
return IA_ENHAACPLUS_DEC_EXE_FATAL_UNIMPLEMENTED_CCE;
}
if (p_state_enhaacplus_dec->pstr_stream_sbr[0][0].no_elements) {
sbr_present_flag = 1;
p_obj_exhaacplus_dec->aac_config.ui_sbr_mode = 1;
}
if (error_code) {
if (p_state_enhaacplus_dec->ui_input_over) {
return IA_ENHAACPLUS_DEC_INIT_FATAL_EO_INPUT_REACHED;
}
ixheaacd_updatebytesconsumed(p_state_enhaacplus_dec, it_bit_buff);
return error_code;
}
if (p_state_enhaacplus_dec->s_adts_hdr_present) {
if (adts.no_raw_data_blocks != 0) {
if (adts.protection_absent == 0) {
adts.crc_check = ixheaacd_read_bits_buf(it_bit_buff, 16);
}
}
p_state_enhaacplus_dec->b_n_raw_data_blk--;
}
sample_rate_2 = sample_rate_1;
frame_size_2 = frame_size_1;
if (!p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx] &&
p_state_enhaacplus_dec->pstr_stream_sbr[0][0].no_elements) {
if ((p_obj_exhaacplus_dec->aac_config.flag_16khz_out == 1) &&
(sample_rate_1 == 8000)) {
p_obj_exhaacplus_dec->aac_config.flag_16khz_out = 0;
}
p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx] = ixheaacd_init_sbr(
sample_rate_1, frame_size_1,
(FLAG *)&p_obj_exhaacplus_dec->aac_config.down_sample_flag,
p_state_enhaacplus_dec->sbr_persistent_mem_v,
p_state_enhaacplus_dec->ptr_overlap_buf, MAXNRSBRCHANNELS, (WORD)1,
1, frame_size_1 * 2, NULL, NULL,
p_state_enhaacplus_dec->str_sbr_config,
p_state_enhaacplus_dec->audio_object_type);
if (p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx]) {
p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx]->xaac_jmp_buf =
&(p_state_enhaacplus_dec->xaac_jmp_buf);
}
} else {
}
if (p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx] &&
p_state_enhaacplus_dec->pstr_stream_sbr[0][0].no_elements) {
ia_sbr_scr_struct sbr_scratch_struct;
WORD16 num_channels_1_t = num_channels_1;
ixheaacd_allocate_sbr_scr(
&sbr_scratch_struct, p_state_enhaacplus_dec->aac_scratch_mem_v,
time_data, 1, 1, p_state_enhaacplus_dec->audio_object_type);
if (ixheaacd_applysbr(
p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx],
&p_state_enhaacplus_dec->pstr_stream_sbr[0][0], time_data,
&num_channels_1, frame_status,
p_obj_exhaacplus_dec->aac_config.down_sample_flag, 0,
&sbr_scratch_struct, 1, 1, 0, NULL, NULL,
p_state_enhaacplus_dec->eld_specific_config.ld_sbr_flag_present,
p_state_enhaacplus_dec->audio_object_type) != SBRDEC_OK) {
p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx] = 0;
return -1;
} else {
if (!p_obj_exhaacplus_dec->aac_config.down_sample_flag) {
sample_rate_1 *= 2;
}
}
if (p_obj_exhaacplus_dec->aac_config.flag_downmix) {
num_channels_1 = 1;
}
if (num_channels_1_t == 1 && num_channels_1 == 2) ps_detected = 1;
}
p_state_enhaacplus_dec->i_bytes_consumed = 0;
p_state_enhaacplus_dec->pstr_bit_buf = it_bit_buff;
{
p_state_enhaacplus_dec->pstr_aac_dec_info[ch_idx] =
ixheaacd_aac_decoder_init(
p_state_enhaacplus_dec,
p_state_enhaacplus_dec->pstr_stream_sbr[0], 2,
p_state_enhaacplus_dec->aac_persistent_mem_v,
p_state_enhaacplus_dec->frame_length);
if (!p_state_enhaacplus_dec->pstr_aac_dec_info[ch_idx]) {
p_state_enhaacplus_dec->i_bytes_consumed = 1;
return IA_ENHAACPLUS_DEC_INIT_FATAL_DEC_INIT_FAIL;
}
if (p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx]) {
p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx] = ixheaacd_init_sbr(
sample_rate_2, frame_size_2,
(FLAG *)&p_obj_exhaacplus_dec->aac_config.down_sample_flag,
p_state_enhaacplus_dec->sbr_persistent_mem_v,
p_state_enhaacplus_dec->ptr_overlap_buf, MAXNRSBRCHANNELS, 1, 1,
frame_size_2 * 2, NULL, NULL,
p_state_enhaacplus_dec->str_sbr_config,
p_state_enhaacplus_dec->audio_object_type);
}
if (p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx]) {
p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx]->xaac_jmp_buf =
&(p_state_enhaacplus_dec->xaac_jmp_buf);
}
}
if (sample_rate < sample_rate_1) sample_rate = sample_rate_1;
ch_idx++;
if (p_state_enhaacplus_dec->audio_object_type >= ER_OBJECT_START &&
(p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_ELD ||
p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_LD))
break;
}
{
ia_adts_crc_info_struct *ptr_adts_crc_info =
p_state_enhaacplus_dec->ptr_bit_stream->pstr_adts_crc_info;
if (ptr_adts_crc_info->crc_active == 1) {
if ((error_code = ixheaacd_adts_crc_check_crc(ptr_adts_crc_info))) {
return error_code;
}
}
}
{
VOID *temp;
WORD prev_persistent_used_t;
WORD prev_sbrpersistent_used_t;
WORD ps_enable;
WORD ch_idx_err = 0;
WORD persistent_used_t = 0;
WORD channel_check = 0;
WORD cc_channel_check = 0;
WORD max_ch_num = p_obj_exhaacplus_dec->aac_config.ui_max_channels;
i = 0;
p_obj_exhaacplus_dec->aac_config.ui_n_channels = ch_idx;
while (p_obj_exhaacplus_dec->aac_config.element_type[ch_idx_err] <= 3 &&
p_obj_exhaacplus_dec->aac_config.element_type[ch_idx_err] >= 0) {
ch_idx_err++;
}
if (ch_idx_err == 0) {
p_obj_exhaacplus_dec->p_state_aac->header_dec_done = 0;
p_state_enhaacplus_dec->i_bytes_consumed =
it_bit_buff->ptr_read_next - it_bit_buff->ptr_bit_buf_base;
return IA_ENHAACPLUS_DEC_EXE_NONFATAL_DECODE_FRAME_ERROR;
}
if (ch_idx == 1)
ps_enable = 1;
else
ps_enable = 0;
while (p_obj_exhaacplus_dec->aac_config.element_type[i] >= 0 &&
p_obj_exhaacplus_dec->aac_config.element_type[i] <= 3) {
WORD32 channel = 0;
switch (p_obj_exhaacplus_dec->aac_config.element_type[i]) {
case 0:
case 3:
channel = 1;
break;
case 1:
channel = 2;
break;
case 2:
if (max_ch_num > 2) {
if (p_obj_exhaacplus_dec->aac_config.element_instance_order[i] !=
p_obj_exhaacplus_dec->aac_config.ui_coupling_channel) {
i++;
continue;
}
channel = 1;
} else {
i++;
continue;
}
cc_channel_check++;
break;
default:
assert(0);
}
if (cc_channel_check > MAX_CC_CHANNEL_NUM)
return IA_ENHAACPLUS_DEC_EXE_FATAL_UNIMPLEMENTED_CCE;
if (ps_enable == 1) {
channel = 2;
}
if (p_obj_exhaacplus_dec->aac_config.element_type[i] != 2) {
channel_check += channel;
}
if (channel_check > max_ch_num) {
p_state_enhaacplus_dec->i_bytes_consumed = 1;
return IA_ENHAACPLUS_DEC_INIT_FATAL_STREAM_CHAN_GT_MAX;
}
temp = p_state_enhaacplus_dec->aac_persistent_mem_v;
prev_persistent_used_t = persistent_used_t;
ixheaacd_allocate_mem_persistent(
p_obj_exhaacplus_dec, p_state_enhaacplus_dec, channel,
&persistent_used_t, &prev_sbrpersistent_used_t, ps_enable);
p_state_enhaacplus_dec->aac_persistent_mem_v = temp;
p_state_enhaacplus_dec->last_frame_ok = 1;
p_state_enhaacplus_dec->num_channel_last = 0;
p_state_enhaacplus_dec->ui_init_done = 0;
p_state_enhaacplus_dec->ui_input_over = 0;
p_state_enhaacplus_dec->ptr_bit_stream =
p_state_enhaacplus_dec->pstr_bit_buf;
p_state_enhaacplus_dec->pstr_aac_dec_info[i] = 0;
p_state_enhaacplus_dec->pstr_aac_dec_info[i] =
ixheaacd_aac_decoder_init(
p_state_enhaacplus_dec,
p_state_enhaacplus_dec->pstr_stream_sbr[i], channel,
(WORD8 *)p_state_enhaacplus_dec->aac_persistent_mem_v +
prev_persistent_used_t,
p_state_enhaacplus_dec->frame_length);
if (!p_state_enhaacplus_dec->pstr_aac_dec_info[i]) {
p_state_enhaacplus_dec->i_bytes_consumed = 1;
return IA_ENHAACPLUS_DEC_INIT_FATAL_DEC_INIT_FAIL;
}
p_state_enhaacplus_dec->str_sbr_dec_info[i] = ixheaacd_init_sbr(
sample_rate_2, frame_size_2,
(FLAG *)&p_obj_exhaacplus_dec->aac_config.down_sample_flag,
p_state_enhaacplus_dec->sbr_persistent_mem_v,
p_state_enhaacplus_dec->ptr_overlap_buf, channel, ps_enable, 1,
frame_size_2 * 2, NULL, NULL,
p_state_enhaacplus_dec->str_sbr_config,
p_state_enhaacplus_dec->audio_object_type);
if (p_state_enhaacplus_dec->str_sbr_dec_info[i]) {
p_state_enhaacplus_dec->str_sbr_dec_info[i]->xaac_jmp_buf =
&(p_state_enhaacplus_dec->xaac_jmp_buf);
}
if (sbr_present_flag &&
((p_obj_exhaacplus_dec->p_state_aac->audio_object_type ==
AOT_AAC_LC) ||
(p_obj_exhaacplus_dec->p_state_aac->audio_object_type ==
AOT_SBR) ||
(p_obj_exhaacplus_dec->p_state_aac->audio_object_type == AOT_PS)))
p_obj_exhaacplus_dec->aac_config.flag_to_stereo = 1;
i++;
}
p_state_enhaacplus_dec->pers_mem_ptr =
(WORD8 *)p_state_enhaacplus_dec->aac_persistent_mem_v +
persistent_used_t;
p_obj_exhaacplus_dec->aac_config.i_channel_mask =
ixheaacd_get_channel_mask(p_obj_exhaacplus_dec);
{
num_channels_1 = 0;
ch_idx = 0;
while (p_obj_exhaacplus_dec->aac_config.element_type[ch_idx] >= 0 &&
p_obj_exhaacplus_dec->aac_config.element_type[ch_idx] <= 3) {
if (p_obj_exhaacplus_dec->aac_config.element_type[ch_idx] == 0 ||
p_obj_exhaacplus_dec->aac_config.element_type[ch_idx] == 3)
num_channels_1 += 1;
if (p_obj_exhaacplus_dec->aac_config.element_type[ch_idx] == 1)
num_channels_1 += 2;
ch_idx++;
}
if (ch_idx == 2 && num_channels_1 == 2) {
p_obj_exhaacplus_dec->aac_config.ui_channel_mode = 2;
}
if (ch_idx == 1) {
if (num_channels_1 == 1)
p_obj_exhaacplus_dec->aac_config.ui_channel_mode = 0;
if (num_channels_1 == 2)
p_obj_exhaacplus_dec->aac_config.ui_channel_mode = 1;
}
if (ps_detected == 1 && num_channels_1 == 1) num_channels_1 = 2;
}
}
if (1 == p_obj_exhaacplus_dec->aac_config.downmix) num_channels_1 = 2;
if (p_obj_exhaacplus_dec->aac_config.flag_downmix == 1) {
num_channels_1 = 1;
}
if ((p_obj_exhaacplus_dec->aac_config.flag_to_stereo == 1) &&
(ch_idx == 1 || num_channels_1 <= 2)) {
num_channels_1 = 2;
}
p_obj_exhaacplus_dec->aac_config.ui_n_channels = num_channels_1;
p_obj_exhaacplus_dec->aac_config.ui_samp_freq = sample_rate;
p_state_enhaacplus_dec->ui_init_done = 1;
memcpy(it_bit_buff, &temp_bit_buff, sizeof(struct ia_bit_buf_struct));
p_state_enhaacplus_dec->b_n_raw_data_blk = 0;
if (p_obj_exhaacplus_dec->p_state_aac->header_dec_done == 1) {
p_obj_exhaacplus_dec->p_state_aac->header_dec_done = 0;
}
}
return err_code;
}
VOID ixheaacd_fill_slot_order(ia_aac_dec_state_struct *p_state_enhaacplus_dec,
WORD32 ch, WORD8 *ptr_is_cpe,
WORD8 *ptr_tag_select, WORD32 *ptr_idx_no) {
WORD32 i;
WORD32 idx_no = *ptr_idx_no;
WORD *p_slot_element = p_state_enhaacplus_dec->p_config->slot_element;
WORD *p_element_type = p_state_enhaacplus_dec->p_config->element_type;
WORD *p_element_instance_order =
p_state_enhaacplus_dec->p_config->element_instance_order;
for (i = 0; i < ch; i++) {
if (ptr_is_cpe[i] == 0) {
*p_slot_element++ = idx_no++;
*p_element_type++ = 0;
*p_element_instance_order++ = ptr_tag_select[i];
}
}
*ptr_idx_no = idx_no;
}
VOID ixheaacd_fill_prog_config_slots(
ia_aac_dec_state_struct *p_state_enhaacplus_dec) {
WORD32 idx_no = 0;
ixheaacd_fill_slot_order(
p_state_enhaacplus_dec, p_state_enhaacplus_dec->p_config->str_prog_config
.num_front_channel_elements,
p_state_enhaacplus_dec->p_config->str_prog_config.front_element_is_cpe,
p_state_enhaacplus_dec->p_config->str_prog_config
.front_element_tag_select,
&idx_no);
ixheaacd_fill_slot_order(
p_state_enhaacplus_dec, p_state_enhaacplus_dec->p_config->str_prog_config
.num_side_channel_elements,
p_state_enhaacplus_dec->p_config->str_prog_config.side_element_is_cpe,
p_state_enhaacplus_dec->p_config->str_prog_config.side_element_tag_select,
&idx_no);
ixheaacd_fill_slot_order(
p_state_enhaacplus_dec, p_state_enhaacplus_dec->p_config->str_prog_config
.num_back_channel_elements,
p_state_enhaacplus_dec->p_config->str_prog_config.back_element_is_cpe,
p_state_enhaacplus_dec->p_config->str_prog_config.back_element_tag_select,
&idx_no);
}
IA_ERRORCODE ixheaacd_dec_execute(
ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec) {
ia_adts_header_struct adts = {0};
ia_aac_dec_state_struct *p_state_enhaacplus_dec;
UWORD8 *in_buffer;
WORD16 *time_data;
WORD16 num_of_out_samples = 0;
WORD16 frame_size = 0;
WORD32 sample_rate_dec = 0;
WORD32 sample_rate = 0;
WORD16 num_ch = 0;
struct ia_bit_buf_struct *it_bit_buff;
WORD32 error_code = IA_NO_ERROR;
WORD ch_idx1;
WORD type;
WORD total_channels = 0;
WORD total_elements = 0;
WORD16 *actual_out_buffer;
WORD ps_enable;
WORD esbr_mono_downmix = 0;
WORD8 element_used[MAX_BS_ELEMENT];
WORD32 channel_coupling_flag = 0;
SIZE_T bytes_for_sync;
WORD32 audio_mux_length_bytes_last = 0;
WORD32 ret_val;
p_obj_exhaacplus_dec->aac_config.ui_sbr_mode = 0;
if (p_obj_exhaacplus_dec->p_state_aac != NULL) {
ret_val = setjmp(p_obj_exhaacplus_dec->p_state_aac->xaac_jmp_buf);
if (ret_val != 0) {
p_obj_exhaacplus_dec->p_state_aac->i_bytes_consumed =
p_obj_exhaacplus_dec->p_state_aac->ui_in_bytes;
p_obj_exhaacplus_dec->p_state_aac->ui_out_bytes = 0;
return IA_NO_ERROR;
}
}
time_data = (WORD16 *)(p_obj_exhaacplus_dec
->pp_mem_aac[IA_ENHAACPLUS_DEC_OUTPUT_IDX]);
in_buffer = p_obj_exhaacplus_dec->pp_mem_aac[IA_ENHAACPLUS_DEC_INPUT_IDX];
p_state_enhaacplus_dec = p_obj_exhaacplus_dec->p_state_aac;
p_state_enhaacplus_dec->aac_scratch_mem_v =
p_obj_exhaacplus_dec->pp_mem_aac[IA_ENHAACPLUS_DEC_SCRATCH_IDX];
it_bit_buff = p_state_enhaacplus_dec->pstr_bit_buf;
ch_idx1 = 0;
p_state_enhaacplus_dec->i_bytes_consumed = 0;
if (p_state_enhaacplus_dec->audio_object_type == AOT_USAC) {
WORD32 pcm_size = p_obj_exhaacplus_dec->aac_config.ui_pcm_wdsz;
WORD8 *inbuffer = (WORD8 *)(p_obj_exhaacplus_dec
->pp_mem_aac[IA_ENHAACPLUS_DEC_INPUT_IDX]);
WORD8 *outbuffer =
(WORD8 *)(p_obj_exhaacplus_dec
->pp_mem_aac[IA_ENHAACPLUS_DEC_OUTPUT_IDX]);
WORD32 out_bytes = 0;
WORD32 frames_done = p_obj_exhaacplus_dec->p_state_aac->frame_counter;
ia_dec_data_struct *pstr_dec_data =
(ia_dec_data_struct *)(p_obj_exhaacplus_dec->p_state_aac
->pstr_dec_data);
if (pstr_dec_data->str_usac_data.down_samp_sbr != 0) return IA_FATAL_ERROR;
if (p_obj_exhaacplus_dec->p_state_aac->ui_input_over == 0) {
ia_audio_specific_config_struct *ptr_audio_specific_config =
((ia_audio_specific_config_struct *)
p_obj_exhaacplus_dec->p_state_aac->ia_audio_specific_config);
ptr_audio_specific_config->str_usac_config.str_usac_dec_config
.preroll_counter = 0;
{
WORD32 iii = 0;
for (iii = 0; iii < (MAX_AUDIO_PREROLLS + 1); iii++) {
((ia_dec_data_struct *)(p_obj_exhaacplus_dec->p_state_aac
->pstr_dec_data))
->str_frame_data.str_audio_specific_config.str_usac_config
.str_usac_dec_config.usac_ext_gain_payload_len[iii] = 0;
ptr_audio_specific_config->str_usac_config.str_usac_dec_config
.usac_ext_gain_payload_len[iii] =
0; // reinitilize the payload len buff
ptr_audio_specific_config->str_usac_config.str_usac_dec_config
.preroll_bytes[iii] = 0;
}
}
((ia_dec_data_struct *)(p_obj_exhaacplus_dec->p_state_aac->pstr_dec_data))
->str_frame_data.str_audio_specific_config.str_usac_config
.str_usac_dec_config.preroll_counter = 0;
error_code = ixheaacd_dec_main(
p_obj_exhaacplus_dec, inbuffer, outbuffer, &out_bytes, frames_done,
pcm_size, &p_obj_exhaacplus_dec->p_state_aac->num_of_output_ch);
if (error_code == -1) return error_code;
p_obj_exhaacplus_dec->p_state_aac->frame_counter++;
} else {
out_bytes = 0;
}
p_obj_exhaacplus_dec->p_state_aac->i_bytes_consumed =
p_obj_exhaacplus_dec->p_state_aac->ui_in_bytes;
p_obj_exhaacplus_dec->p_state_aac->ui_out_bytes = out_bytes;
p_obj_exhaacplus_dec->aac_config.ui_n_channels =
p_obj_exhaacplus_dec->p_state_aac->num_of_output_ch;
return 0;
}
while (p_obj_exhaacplus_dec->aac_config.element_type[ch_idx1] <= 3 &&
p_obj_exhaacplus_dec->aac_config.element_type[ch_idx1] >= 0) {
if (p_obj_exhaacplus_dec->aac_config.element_type[ch_idx1] == 0 ||
p_obj_exhaacplus_dec->aac_config.element_type[ch_idx1] == 3) {
total_channels += 1;
total_elements += 1;
}
if (p_obj_exhaacplus_dec->aac_config.element_type[ch_idx1] == 1) {
total_elements += 1;
total_channels += 2;
}
if (p_obj_exhaacplus_dec->aac_config.element_type[ch_idx1] == 2) {
total_elements += 1;
}
ch_idx1++;
}
if (ch_idx1 != 1) {
ps_enable = 0;
if (p_obj_exhaacplus_dec->aac_config.ui_max_channels > 2) {
WORD32 scratch_pointer;
scratch_pointer = 12 * 1024;
p_state_enhaacplus_dec->coup_ch_output =
(WORD16 *)((WORD8 *)
p_obj_exhaacplus_dec->p_state_aac->aac_scratch_mem_v +
scratch_pointer);
}
}
else {
if (total_channels < (WORD)p_obj_exhaacplus_dec->aac_config.ui_n_channels)
total_channels = p_obj_exhaacplus_dec->aac_config.ui_n_channels;
ps_enable = 1;
}
p_obj_exhaacplus_dec->p_state_aac->ui_out_bytes = 0;
if (p_state_enhaacplus_dec->ui_in_bytes == 0) {
p_state_enhaacplus_dec->i_bytes_consumed = 0;
return IA_NO_ERROR;
}
if (ch_idx1 == 0) {
p_state_enhaacplus_dec->i_bytes_consumed = 1;
return IA_ENHAACPLUS_DEC_EXE_NONFATAL_DECODE_FRAME_ERROR;
}
if (total_channels > (WORD)p_obj_exhaacplus_dec->aac_config.ui_max_channels) {
p_state_enhaacplus_dec->i_bytes_consumed = 1;
return IA_ENHAACPLUS_DEC_CONFIG_NONFATAL_INVALID_MAX_CHANNEL;
}
if (p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_LD ||
p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_ELD) {
if (p_obj_exhaacplus_dec->aac_config.ui_mp4_flag)
p_state_enhaacplus_dec->frame_size = p_state_enhaacplus_dec->ui_in_bytes;
}
{
ixheaacd_create_init_bit_buf(it_bit_buff, in_buffer,
p_state_enhaacplus_dec->ui_in_bytes);
it_bit_buff->xaac_jmp_buf = &(p_state_enhaacplus_dec->xaac_jmp_buf);
it_bit_buff->adts_header_present =
p_state_enhaacplus_dec->s_adts_hdr_present;
it_bit_buff->no_raw_data_blocks =
(WORD8)p_state_enhaacplus_dec->b_n_raw_data_blk;
it_bit_buff->protection_absent = p_state_enhaacplus_dec->protection_absent;
if (p_state_enhaacplus_dec->s_adts_hdr_present) {
if (p_state_enhaacplus_dec->b_n_raw_data_blk == 0) {
WORD32 error;
error = ixheaacd_readifadts(p_state_enhaacplus_dec, it_bit_buff, &adts);
if (error) return error;
if ((WORD32)p_state_enhaacplus_dec->sampling_rate !=
(WORD32)((p_obj_exhaacplus_dec->aac_tables.pstr_huffmann_tables
->str_sample_rate_info[adts.samp_freq_index]
.sampling_frequency))) {
p_state_enhaacplus_dec->i_bytes_consumed = 0;
return IA_ENHAACPLUS_DEC_EXE_NONFATAL_CHANGED_ADTS_SF;
}
}
}
bytes_for_sync = (SIZE_T)it_bit_buff->ptr_read_next;
if (p_state_enhaacplus_dec->bs_format == LOAS_BSFORMAT) {
WORD32 result, audio_mux_len_bytes_last;
WORD32 cnt_bits = it_bit_buff->cnt_bits;
WORD32 sync = ixheaacd_read_bits_buf(it_bit_buff, 11);
UWORD32 curr_samp_rate = 0;
if (p_state_enhaacplus_dec->latm_initialized)
curr_samp_rate =
p_state_enhaacplus_dec->latm_struct_element.layer_info[0][0]
.asc.sampling_freq;
while (sync != 0x2b7) {
sync = ((sync & 0x3ff) << 1) | ixheaacd_read_bits_buf(it_bit_buff, 1);
if (it_bit_buff->cnt_bits < 13) {
ixheaacd_read_bidirection(it_bit_buff, -11);
p_state_enhaacplus_dec->i_bytes_consumed =
(cnt_bits - it_bit_buff->cnt_bits) / 8;
if (p_state_enhaacplus_dec->i_bytes_consumed == 0)
p_state_enhaacplus_dec->i_bytes_consumed = 1;
return (IA_ENHAACPLUS_DEC_INIT_NONFATAL_HEADER_NOT_AT_START);
}
}
it_bit_buff->audio_mux_align = it_bit_buff->cnt_bits - 13;
audio_mux_len_bytes_last = ixheaacd_read_bits_buf(it_bit_buff, 13);
audio_mux_length_bytes_last = audio_mux_len_bytes_last;
bytes_for_sync = (SIZE_T)it_bit_buff->ptr_read_next - bytes_for_sync;
if (it_bit_buff->cnt_bits < (audio_mux_len_bytes_last << 3)) {
ixheaacd_read_bidirection(it_bit_buff, -(13 + 11));
p_state_enhaacplus_dec->i_bytes_consumed =
(cnt_bits - it_bit_buff->cnt_bits) / 8;
return IA_ENHAACPLUS_DEC_EXE_NONFATAL_INSUFFICIENT_INPUT_BYTES;
} else {
ixheaacd_read_bidirection(it_bit_buff, -(13));
}
if (sync == 0x2b7) {
result = ixheaacd_latm_audio_mux_element(
it_bit_buff, &p_state_enhaacplus_dec->latm_struct_element,
p_state_enhaacplus_dec,
(ia_sampling_rate_info_struct *)&p_obj_exhaacplus_dec->aac_tables
.pstr_huffmann_tables->str_sample_rate_info[0]);
if (result) return result;
if (!p_state_enhaacplus_dec->latm_initialized) {
p_state_enhaacplus_dec->sampling_rate =
p_state_enhaacplus_dec->latm_struct_element.layer_info[0][0]
.asc.sampling_freq;
p_state_enhaacplus_dec->latm_initialized = 1;
} else {
if (p_state_enhaacplus_dec->sampling_rate != curr_samp_rate) {
p_state_enhaacplus_dec->i_bytes_consumed = 0;
return IA_ENHAACPLUS_DEC_EXE_NONFATAL_CHANGED_ADTS_SF;
}
}
}
}
}
if (total_elements == 2 && total_channels == 2 &&
(p_state_enhaacplus_dec->p_config->ui_pce_found_in_hdr == 1 ||
p_state_enhaacplus_dec->p_config->ui_pce_found_in_hdr == 3)) {
ixheaacd_fill_prog_config_slots(p_state_enhaacplus_dec);
}
memset(element_used, 0, sizeof(WORD8) * MAX_BS_ELEMENT);
if (it_bit_buff->cnt_bits <= 0) {
it_bit_buff->cnt_bits = -1;
ixheaacd_updatebytesconsumed(p_state_enhaacplus_dec, it_bit_buff);
return (WORD16)(
(WORD32)IA_ENHAACPLUS_DEC_EXE_NONFATAL_INSUFFICIENT_INPUT_BYTES);
}
{ it_bit_buff->initial_cnt_bits = it_bit_buff->cnt_bits; }
if (p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_LD) {
if (p_state_enhaacplus_dec->s_adts_hdr_present)
p_state_enhaacplus_dec->frame_size = adts.aac_frame_length;
}
if (p_state_enhaacplus_dec->pstr_drc_dec) {
p_state_enhaacplus_dec->pstr_drc_dec->num_drc_elements = 0;
p_state_enhaacplus_dec->pstr_drc_dec->state = 1;
}
for (ch_idx1 = 0; ch_idx1 < total_elements; ch_idx1++) {
WORD32 skip_full_decode = 0;
WORD32 ch_idx = ch_idx1;
WORD32 channel;
WORD ch_fac, slot_ele;
if (p_state_enhaacplus_dec->audio_object_type < ER_OBJECT_START ||
(p_state_enhaacplus_dec->audio_object_type != AOT_ER_AAC_LD &&
p_state_enhaacplus_dec->audio_object_type != AOT_ER_AAC_ELD)) {
error_code = ixheaacd_get_element_index_tag(
p_obj_exhaacplus_dec, ch_idx1, &ch_idx, &channel,
p_obj_exhaacplus_dec->aac_config.element_instance_order,
total_elements, element_used, total_channels,
p_state_enhaacplus_dec->pstr_drc_dec,
&p_state_enhaacplus_dec->drc_dummy);
if (error_code) {
ixheaacd_updatebytesconsumed(p_state_enhaacplus_dec, it_bit_buff);
p_state_enhaacplus_dec->i_bytes_consumed = 1;
p_state_enhaacplus_dec->b_n_raw_data_blk = 0;
return error_code;
}
} else {
if (p_obj_exhaacplus_dec->aac_config.element_type[0] == ID_SCE)
channel = 1;
else
channel = 2;
}
ch_fac = total_channels;
slot_ele = p_obj_exhaacplus_dec->aac_config.slot_element[ch_idx];
actual_out_buffer = time_data;
if (p_obj_exhaacplus_dec->aac_config.element_type[ch_idx] == 2) {
p_state_enhaacplus_dec->pstr_aac_dec_info[ch_idx]->p_ind_channel_info =
&p_state_enhaacplus_dec->ind_cc_info;
if (p_obj_exhaacplus_dec->aac_config.element_instance_order[ch_idx] !=
p_obj_exhaacplus_dec->aac_config.ui_coupling_channel) {
WORD32 pers_used = 0;
skip_full_decode = 1;
pers_used = ixheaacd_set_aac_persistent_buffers(
p_state_enhaacplus_dec->pers_mem_ptr, channel);
{
struct ia_aac_persistent_struct *aac_persistent_mem =
(struct ia_aac_persistent_struct *)
p_state_enhaacplus_dec->pers_mem_ptr;
aac_persistent_mem->str_aac_decoder.pstr_aac_tables =
&p_obj_exhaacplus_dec->aac_tables;
aac_persistent_mem->str_aac_decoder.pstr_common_tables =
p_obj_exhaacplus_dec->common_tables;
}
p_state_enhaacplus_dec->pstr_aac_dec_info[ch_idx] = 0;
p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx] = 0;
p_state_enhaacplus_dec->pstr_aac_dec_info[ch_idx] =
ixheaacd_aac_decoder_init(
p_state_enhaacplus_dec,
p_state_enhaacplus_dec->pstr_stream_sbr[ch_idx],
channel, p_state_enhaacplus_dec->pers_mem_ptr,
p_state_enhaacplus_dec->frame_length
);
if (!p_state_enhaacplus_dec->pstr_aac_dec_info[ch_idx]) {
p_state_enhaacplus_dec->i_bytes_consumed = 1;
return IA_ENHAACPLUS_DEC_INIT_FATAL_DEC_INIT_FAIL;
}
p_state_enhaacplus_dec->pstr_aac_dec_info[ch_idx]->p_ind_channel_info =
(WORD8 *)p_state_enhaacplus_dec->aac_scratch_mem_v + (8 * 1024) +
pers_used;
}
if (p_obj_exhaacplus_dec->aac_config.element_type[1] < 3 &&
p_obj_exhaacplus_dec->aac_config.element_type[1] > 0 &&
p_obj_exhaacplus_dec->aac_config.ui_max_channels > 2) {
actual_out_buffer = p_state_enhaacplus_dec->coup_ch_output;
}
ch_fac = 1;
slot_ele = 0;
}
type = -1;
p_state_enhaacplus_dec->pstr_stream_sbr[ch_idx][0].no_elements = 0;
{
WORD element_index_order1[MAX_BS_ELEMENT];
ia_aac_dec_scratch_struct aac_scratch_struct;
ixheaacd_allocate_aac_scr(
&aac_scratch_struct, p_state_enhaacplus_dec->aac_scratch_mem_v,
time_data, channel, p_obj_exhaacplus_dec->aac_config.ui_max_channels,
p_state_enhaacplus_dec->audio_object_type);
if(p_state_enhaacplus_dec->ch_config == 2 && channel == 1)
return IA_ENHAACPLUS_DEC_EXE_NONFATAL_DECODE_FRAME_ERROR;
error_code = ixheaacd_aacdec_decodeframe(
p_obj_exhaacplus_dec, &aac_scratch_struct, actual_out_buffer,
p_obj_exhaacplus_dec->aac_config.frame_status, &type, &ch_idx, 0,
channel, element_index_order1, skip_full_decode, ch_fac, slot_ele,
p_obj_exhaacplus_dec->aac_config.ui_max_channels, total_channels,
p_obj_exhaacplus_dec->p_state_aac->frame_length,
p_obj_exhaacplus_dec->p_state_aac->frame_size,
p_state_enhaacplus_dec->pstr_drc_dec,
p_state_enhaacplus_dec->audio_object_type,
p_state_enhaacplus_dec->ch_config,
p_state_enhaacplus_dec->eld_specific_config,
p_state_enhaacplus_dec->s_adts_hdr_present,
&p_state_enhaacplus_dec->drc_dummy);
if (p_state_enhaacplus_dec->audio_object_type < ER_OBJECT_START ||
(p_state_enhaacplus_dec->audio_object_type != AOT_ER_AAC_LD &&
p_state_enhaacplus_dec->audio_object_type != AOT_ER_AAC_ELD)) {
if ((error_code == 0) && ((ch_idx1 + 1) == total_elements) &&
(type != ID_END)) {
{
p_state_enhaacplus_dec->i_bytes_consumed =
it_bit_buff->ptr_read_next - it_bit_buff->ptr_bit_buf_base;
p_state_enhaacplus_dec->b_n_raw_data_blk = 0;
return IA_ENHAACPLUS_DEC_EXE_NONFATAL_ELE_INSTANCE_TAG_NOT_FOUND;
}
}
}
num_ch = p_state_enhaacplus_dec->pstr_aac_dec_info[ch_idx]->channels;
if (skip_full_decode == 0) {
if (p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_ELD ||
p_state_enhaacplus_dec->audio_object_type == AOT_ER_AAC_LD)
frame_size = p_state_enhaacplus_dec->frame_length;
else
frame_size = 1024;
sample_rate_dec =
p_state_enhaacplus_dec->pstr_aac_dec_info[ch_idx]->sampling_rate;
}
}
if (skip_full_decode == 1) {
p_state_enhaacplus_dec->pstr_stream_sbr[ch_idx][0].no_elements = 0;
}
if (p_state_enhaacplus_dec->pstr_stream_sbr[ch_idx][0].no_elements != 0) {
p_obj_exhaacplus_dec->aac_config.ui_sbr_mode = 1;
}
if (error_code) {
if (p_state_enhaacplus_dec->ui_input_over) {
return IA_ENHAACPLUS_DEC_INIT_FATAL_EO_INPUT_REACHED;
}
ixheaacd_updatebytesconsumed(p_state_enhaacplus_dec, it_bit_buff);
p_obj_exhaacplus_dec->p_state_aac->ui_out_bytes +=
p_state_enhaacplus_dec->num_of_out_samples * num_ch * sizeof(WORD16);
return error_code;
}
error_code = IA_NO_ERROR;
if (p_obj_exhaacplus_dec->aac_config.ui_auto_sbr_upsample == 0) {
if (p_state_enhaacplus_dec->pstr_stream_sbr[ch_idx][0].no_elements == 0 &&
p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx]) {
p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx] = 0;
error_code = IA_ENHAACPLUS_DEC_EXE_NONFATAL_SBR_TURNED_OFF;
}
}
if ((!p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx]) &&
p_state_enhaacplus_dec->pstr_stream_sbr[ch_idx][0].no_elements) {
error_code = IA_ENHAACPLUS_DEC_EXE_NONFATAL_SBR_TURNED_ON;
p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx] = ixheaacd_init_sbr(
sample_rate_dec, frame_size,
(FLAG *)&p_obj_exhaacplus_dec->aac_config.down_sample_flag,
p_state_enhaacplus_dec->sbr_persistent_mem_v,
p_state_enhaacplus_dec->ptr_overlap_buf, ps_enable ? 2 : channel,
ps_enable, 1, frame_size * 2, NULL, NULL,
p_state_enhaacplus_dec->str_sbr_config,
p_state_enhaacplus_dec->audio_object_type);
if (p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx]) {
p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx]->xaac_jmp_buf =
&(p_state_enhaacplus_dec->xaac_jmp_buf);
}
}
{
if (p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx] &&
p_state_enhaacplus_dec->pstr_stream_sbr[0][0].no_elements) {
ia_sbr_scr_struct sbr_scratch_struct;
ixheaacd_allocate_sbr_scr(&sbr_scratch_struct,
p_state_enhaacplus_dec->aac_scratch_mem_v,
time_data, total_elements, ch_fac,
p_state_enhaacplus_dec->audio_object_type);
if (ixheaacd_applysbr(
p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx],
&p_state_enhaacplus_dec->pstr_stream_sbr[ch_idx][0],
actual_out_buffer, &num_ch,
p_obj_exhaacplus_dec->aac_config.frame_status,
p_obj_exhaacplus_dec->aac_config.down_sample_flag,
esbr_mono_downmix, &sbr_scratch_struct, ps_enable, ch_fac,
slot_ele, NULL, &p_state_enhaacplus_dec->str_drc_dec_info,
p_state_enhaacplus_dec->eld_specific_config.ld_sbr_flag_present,
p_state_enhaacplus_dec->audio_object_type) != SBRDEC_OK) {
p_state_enhaacplus_dec->str_sbr_dec_info[ch_idx] = 0;
return -1;
} else {
if (!p_obj_exhaacplus_dec->aac_config.down_sample_flag) {
frame_size = (WORD16)(frame_size * 2);
sample_rate_dec *= 2;
}
}
}
}
if (sample_rate < sample_rate_dec) {
sample_rate = sample_rate_dec;
}
p_obj_exhaacplus_dec->aac_config.ui_samp_freq = sample_rate;
num_of_out_samples = frame_size;
p_state_enhaacplus_dec->num_channel_last = num_ch;
p_state_enhaacplus_dec->num_of_out_samples = num_of_out_samples;
if (p_obj_exhaacplus_dec->aac_config.element_type[ch_idx] != 2)
{
if (p_obj_exhaacplus_dec->aac_config.flag_to_stereo == 1 &&
channel == 1 && total_elements == 1 && num_ch == 1) {
WORD i;
num_ch = 2;
for (i = 0; i < frame_size; i++) {
actual_out_buffer[2 * i + 1] = actual_out_buffer[2 * i + 0];
}
}
p_obj_exhaacplus_dec->aac_config.ui_n_channels = num_ch;
p_obj_exhaacplus_dec->p_state_aac->ui_out_bytes +=
p_state_enhaacplus_dec->num_of_out_samples * num_ch * sizeof(WORD16);
}
else {
channel_coupling_flag = 1;
}
}
{
ia_adts_crc_info_struct *ptr_adts_crc_info =
p_state_enhaacplus_dec->ptr_bit_stream->pstr_adts_crc_info;
if (ptr_adts_crc_info->crc_active == 1) {
if ((error_code = ixheaacd_adts_crc_check_crc(ptr_adts_crc_info))) {
return error_code;
}
}
}
p_obj_exhaacplus_dec->aac_config.ui_n_channels = total_channels;
p_state_enhaacplus_dec->frame_counter++;
if (channel_coupling_flag) {
ixheaacd_dec_ind_coupling(p_obj_exhaacplus_dec,
p_state_enhaacplus_dec->coup_ch_output,
num_of_out_samples, total_channels, time_data);
}
if ((total_channels > 2) && (1 == p_obj_exhaacplus_dec->aac_config.downmix)) {
ixheaacd_dec_downmix_to_stereo(p_obj_exhaacplus_dec, num_of_out_samples,
total_elements, time_data, total_channels);
total_channels = 2;
p_obj_exhaacplus_dec->p_state_aac->ui_out_bytes =
p_state_enhaacplus_dec->num_of_out_samples * 2 * sizeof(WORD16);
}
if (p_obj_exhaacplus_dec->aac_config.flag_downmix && total_channels == 2) {
WORD32 out_ch = 1;
WORD i;
if (p_obj_exhaacplus_dec->aac_config.flag_to_stereo == 1) {
out_ch = 2;
}
p_obj_exhaacplus_dec->aac_config.ui_n_channels = out_ch;
p_obj_exhaacplus_dec->p_state_aac->ui_out_bytes =
p_state_enhaacplus_dec->num_of_out_samples * out_ch * sizeof(WORD16);
for (i = 0; i < num_of_out_samples; i++) {
WORD16 temp;
temp = (time_data[2 * i + 0] >> 1) + (time_data[2 * i + 1] >> 1);
if (out_ch == 2) {
time_data[2 * i + 0] = temp;
time_data[2 * i + 1] = time_data[2 * i + 0];
} else {
time_data[i] = temp;
}
}
}
if (p_state_enhaacplus_dec->s_adts_hdr_present) {
if (adts.no_raw_data_blocks != 0) {
if (adts.protection_absent == 0) {
adts.crc_check = ixheaacd_read_bits_buf(it_bit_buff, 16);
}
}
p_state_enhaacplus_dec->b_n_raw_data_blk--;
}
ixheaacd_updatebytesconsumed(p_state_enhaacplus_dec, it_bit_buff);
if (p_state_enhaacplus_dec->bs_format == LOAS_BSFORMAT)
p_state_enhaacplus_dec->i_bytes_consumed =
(audio_mux_length_bytes_last + (SIZE_T)bytes_for_sync);
return error_code;
}
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