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android13/external/libxaac/decoder/drc_src/impd_drc_init.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 <stdlib.h>
#include <math.h>
#include <string.h>
#include "impd_type_def.h"
#include "impd_error_standards.h"
#include <string.h>
#include "impd_drc_extr_delta_coded_info.h"
#include "impd_drc_common.h"
#include "impd_drc_struct.h"
#include "impd_drc_interface.h"
#include "impd_memory_standards.h"
#include "impd_drc_peak_limiter.h"
#include "impd_drc_bitbuffer.h"
#include "impd_drc_bitstream_dec_api.h"
#include "impd_drc_gain_dec.h"
#include "impd_drc_filter_bank.h"
#include "impd_drc_multi_band.h"
#include "impd_drc_process_audio.h"
#include "impd_parametric_drc_dec.h"
#include "impd_drc_eq.h"
#include "impd_drc_gain_decoder.h"
#include "impd_drc_selection_process.h"
#include "impd_drc_api_struct_def.h"
#include "impd_drc_peak_limiter.h"
#define PARAMETRIC_DRC_DELAY_MAX_DEFAULT 4096
#define EQ_DELAY_MAX_DEFAULT 256
IA_ERRORCODE impd_drc_mem_api(ia_drc_api_struct *p_obj_drc, WORD32 iCmd,
WORD32 iIdx, pVOID pvValue);
IA_ERRORCODE impd_drc_fill_mem_tables(ia_drc_api_struct *p_obj_drc);
WORD32
impd_drc_dec_interface_process(ia_bit_buf_struct *it_bit_buff,
ia_drc_interface_struct *pstr_drc_interface,
UWORD8 *it_bit_buf, WORD32 num_bit_stream_bits,
WORD32 *num_bits_read);
WORD32
impd_drc_dec_interface_add_effect_type(
ia_drc_interface_struct *pstr_drc_interface, WORD32 drc_effect_type,
WORD32 target_loudness, WORD32 loud_norm);
#define BITSTREAM_FILE_FORMAT_SPLIT 1
#define LIM_DEFAULT_THRESHOLD (0.89125094f)
static WORD32 impd_match_downmix(WORD32 downmix_id, WORD32 dec_downmix_id) {
WORD32 id_match = 0;
switch (dec_downmix_id) {
case 0:
id_match = (downmix_id == 0);
break;
case 1:
id_match = ((downmix_id == 0) || (downmix_id == 0x7F));
break;
case 2:
id_match = (downmix_id == 0x7F);
break;
case 3:
id_match = ((downmix_id != 0) && (downmix_id != 0x7F));
break;
case 4:
id_match = (downmix_id != 0);
break;
}
return id_match;
}
IA_ERRORCODE impd_drc_set_default_config(ia_drc_api_struct *p_obj_drc) {
memset(p_obj_drc, 0, sizeof(*p_obj_drc));
p_obj_drc->str_config.bitstream_file_format = 1;
p_obj_drc->str_config.dec_type = 0;
p_obj_drc->str_config.sub_band_domain_mode = 0;
p_obj_drc->str_config.sub_band_count = 0;
p_obj_drc->str_config.sub_band_down_sampling_factor = 0;
p_obj_drc->str_config.sampling_rate = 0;
p_obj_drc->str_config.frame_size = 1024;
p_obj_drc->str_config.num_ch_in = -1;
p_obj_drc->str_config.num_ch_out = -1;
p_obj_drc->str_config.control_parameter_index = -1;
p_obj_drc->str_config.peak_limiter = 0;
p_obj_drc->str_config.delay_mode = 0;
p_obj_drc->str_config.interface_bitstream_present = 1;
p_obj_drc->str_config.gain_delay_samples = 0;
p_obj_drc->str_config.absorb_delay_on = 1;
p_obj_drc->str_config.subband_domain_io_flag = 0;
p_obj_drc->str_bit_handler.gain_stream_flag = 1;
p_obj_drc->str_config.constant_delay_on = 0;
p_obj_drc->str_config.audio_delay_samples = 0;
p_obj_drc->str_config.effect_type = 0;
p_obj_drc->str_config.target_loudness = -24;
p_obj_drc->str_config.loud_norm_flag = 0;
memset(&p_obj_drc->str_bit_handler, 0, sizeof(p_obj_drc->str_bit_handler));
return IA_NO_ERROR;
}
IA_ERRORCODE impd_drc_set_default_bitstream_config(
ia_drc_config *pstr_drc_config) {
WORD32 i;
pstr_drc_config->sample_rate_present = 0;
pstr_drc_config->sampling_rate = 0;
pstr_drc_config->dwnmix_instructions_count = 0;
pstr_drc_config->drc_coefficients_drc_count = 1;
pstr_drc_config->drc_instructions_uni_drc_count = 4;
pstr_drc_config->drc_instructions_count_plus = 5;
pstr_drc_config->drc_description_basic_present = 0;
pstr_drc_config->drc_coefficients_basic_count = 0;
pstr_drc_config->drc_instructions_basic_count = 0;
pstr_drc_config->drc_config_ext_present = 1;
pstr_drc_config->apply_drc = 0;
pstr_drc_config->str_drc_config_ext.drc_config_ext_type[0] = 2;
pstr_drc_config->str_drc_config_ext.ext_bit_size[0] = 345;
pstr_drc_config->str_drc_config_ext.parametric_drc_present = 0;
pstr_drc_config->str_drc_config_ext.drc_extension_v1_present = 1;
pstr_drc_config->str_p_loc_drc_coefficients_uni_drc[0].version = 1;
pstr_drc_config->str_p_loc_drc_coefficients_uni_drc[0].drc_location = 1;
pstr_drc_config->str_p_loc_drc_coefficients_uni_drc[0].gain_set_count = 4;
for (i = 0;
i <
pstr_drc_config->str_p_loc_drc_coefficients_uni_drc[0].gain_set_count;
i++) {
pstr_drc_config->str_p_loc_drc_coefficients_uni_drc[0]
.gain_set_params[i]
.gain_interpolation_type = 1;
pstr_drc_config->str_p_loc_drc_coefficients_uni_drc[0]
.gain_set_params[i]
.band_count = 1;
}
pstr_drc_config->str_p_loc_drc_coefficients_uni_drc[0].gain_sequence_count =
4;
pstr_drc_config->str_p_loc_drc_coefficients_uni_drc[0]
.gain_set_params_index_for_gain_sequence[0] = 0;
pstr_drc_config->str_p_loc_drc_coefficients_uni_drc[0]
.gain_set_params_index_for_gain_sequence[1] = 1;
pstr_drc_config->str_p_loc_drc_coefficients_uni_drc[0]
.gain_set_params_index_for_gain_sequence[2] = 2;
pstr_drc_config->str_p_loc_drc_coefficients_uni_drc[0]
.gain_set_params_index_for_gain_sequence[3] = 3;
pstr_drc_config->str_p_loc_drc_coefficients_uni_drc[0].gain_set_count_plus =
4;
pstr_drc_config->str_drc_instruction_str[0].drc_set_id = 1;
pstr_drc_config->str_drc_instruction_str[0].drc_set_complexity_level = 2;
pstr_drc_config->str_drc_instruction_str[0].drc_location = 1;
pstr_drc_config->str_drc_instruction_str[0].dwnmix_id_count = 1;
pstr_drc_config->str_drc_instruction_str[0].drc_set_effect = 1;
pstr_drc_config->str_drc_instruction_str[0].gain_set_index[1] = 1;
pstr_drc_config->str_drc_instruction_str[0]
.drc_set_target_loudness_value_lower = -63;
pstr_drc_config->str_drc_instruction_str[0].num_drc_ch_groups = 2;
pstr_drc_config->str_drc_instruction_str[0]
.gain_set_index_for_channel_group[1] = 1;
pstr_drc_config->str_drc_instruction_str[0].band_count_of_ch_group[0] = 1;
pstr_drc_config->str_drc_instruction_str[0].band_count_of_ch_group[1] = 1;
pstr_drc_config->str_drc_instruction_str[0]
.gain_interpolation_type_for_channel_group[0] = 1;
pstr_drc_config->str_drc_instruction_str[0]
.gain_interpolation_type_for_channel_group[1] = 1;
pstr_drc_config->str_drc_instruction_str[0]
.time_delta_min_for_channel_group[0] = 32;
pstr_drc_config->str_drc_instruction_str[0]
.time_delta_min_for_channel_group[1] = 32;
pstr_drc_config->str_drc_instruction_str[0].channel_group_of_ch[1] = 1;
pstr_drc_config->str_drc_instruction_str[0].gain_element_count = 2;
pstr_drc_config->str_drc_instruction_str[1].drc_set_id = 2;
pstr_drc_config->str_drc_instruction_str[1].drc_set_complexity_level = 2;
pstr_drc_config->str_drc_instruction_str[1].drc_location = 1;
pstr_drc_config->str_drc_instruction_str[1].dwnmix_id_count = 1;
pstr_drc_config->str_drc_instruction_str[1].drc_set_effect = 2;
pstr_drc_config->str_drc_instruction_str[1].gain_set_index[0] = 1;
pstr_drc_config->str_drc_instruction_str[1].gain_set_index[1] = 2;
pstr_drc_config->str_drc_instruction_str[1]
.drc_set_target_loudness_value_lower = -63;
pstr_drc_config->str_drc_instruction_str[1].num_drc_ch_groups = 2;
pstr_drc_config->str_drc_instruction_str[1]
.gain_set_index_for_channel_group[0] = 1;
pstr_drc_config->str_drc_instruction_str[1]
.gain_set_index_for_channel_group[1] = 2;
pstr_drc_config->str_drc_instruction_str[1].band_count_of_ch_group[0] = 1;
pstr_drc_config->str_drc_instruction_str[1].band_count_of_ch_group[1] = 1;
pstr_drc_config->str_drc_instruction_str[1]
.gain_interpolation_type_for_channel_group[0] = 1;
pstr_drc_config->str_drc_instruction_str[1]
.gain_interpolation_type_for_channel_group[1] = 1;
pstr_drc_config->str_drc_instruction_str[1]
.time_delta_min_for_channel_group[0] = 32;
pstr_drc_config->str_drc_instruction_str[1]
.time_delta_min_for_channel_group[1] = 32;
pstr_drc_config->str_drc_instruction_str[1].channel_group_of_ch[1] = 1;
pstr_drc_config->str_drc_instruction_str[1].gain_element_count = 2;
pstr_drc_config->str_drc_instruction_str[2].drc_set_id = 3;
pstr_drc_config->str_drc_instruction_str[2].drc_set_complexity_level = 2;
pstr_drc_config->str_drc_instruction_str[2].drc_location = 1;
pstr_drc_config->str_drc_instruction_str[2].dwnmix_id_count = 1;
pstr_drc_config->str_drc_instruction_str[2].drc_set_effect = 4;
pstr_drc_config->str_drc_instruction_str[2].gain_set_index[0] = 2;
pstr_drc_config->str_drc_instruction_str[2].gain_set_index[1] = 3;
pstr_drc_config->str_drc_instruction_str[2]
.drc_set_target_loudness_value_lower = -63;
pstr_drc_config->str_drc_instruction_str[2].num_drc_ch_groups = 2;
pstr_drc_config->str_drc_instruction_str[2]
.gain_set_index_for_channel_group[0] = 2;
pstr_drc_config->str_drc_instruction_str[2]
.gain_set_index_for_channel_group[1] = 3;
pstr_drc_config->str_drc_instruction_str[2].band_count_of_ch_group[0] = 1;
pstr_drc_config->str_drc_instruction_str[2].band_count_of_ch_group[1] = 1;
pstr_drc_config->str_drc_instruction_str[2]
.gain_interpolation_type_for_channel_group[0] = 1;
pstr_drc_config->str_drc_instruction_str[2]
.gain_interpolation_type_for_channel_group[1] = 1;
pstr_drc_config->str_drc_instruction_str[2]
.time_delta_min_for_channel_group[0] = 32;
pstr_drc_config->str_drc_instruction_str[2]
.time_delta_min_for_channel_group[1] = 32;
pstr_drc_config->str_drc_instruction_str[2].channel_group_of_ch[1] = 1;
pstr_drc_config->str_drc_instruction_str[2].gain_element_count = 2;
pstr_drc_config->str_drc_instruction_str[3].drc_set_id = 4;
pstr_drc_config->str_drc_instruction_str[3].drc_set_complexity_level = 2;
pstr_drc_config->str_drc_instruction_str[3].drc_location = 1;
pstr_drc_config->str_drc_instruction_str[3].dwnmix_id_count = 1;
pstr_drc_config->str_drc_instruction_str[3].drc_set_effect = 32;
pstr_drc_config->str_drc_instruction_str[3].gain_set_index[0] = 3;
pstr_drc_config->str_drc_instruction_str[3].gain_set_index[1] = 0;
pstr_drc_config->str_drc_instruction_str[3]
.drc_set_target_loudness_value_lower = -63;
pstr_drc_config->str_drc_instruction_str[3].num_drc_ch_groups = 2;
pstr_drc_config->str_drc_instruction_str[3]
.gain_set_index_for_channel_group[0] = 3;
pstr_drc_config->str_drc_instruction_str[3]
.gain_set_index_for_channel_group[1] = 0;
pstr_drc_config->str_drc_instruction_str[3].band_count_of_ch_group[0] = 1;
pstr_drc_config->str_drc_instruction_str[3].band_count_of_ch_group[1] = 1;
pstr_drc_config->str_drc_instruction_str[3]
.gain_interpolation_type_for_channel_group[0] = 1;
pstr_drc_config->str_drc_instruction_str[3]
.gain_interpolation_type_for_channel_group[1] = 1;
pstr_drc_config->str_drc_instruction_str[3]
.time_delta_min_for_channel_group[0] = 32;
pstr_drc_config->str_drc_instruction_str[3]
.time_delta_min_for_channel_group[1] = 32;
pstr_drc_config->str_drc_instruction_str[3].channel_group_of_ch[1] = 1;
pstr_drc_config->str_drc_instruction_str[3].gain_element_count = 2;
pstr_drc_config->str_drc_instruction_str[4].drc_set_id = -1;
pstr_drc_config->str_drc_instruction_str[4].dwnmix_id_count = 1;
pstr_drc_config->channel_layout.base_channel_count = 2;
return IA_NO_ERROR;
}
IA_ERRORCODE impd_drc_set_struct_pointer(ia_drc_api_struct *p_obj_drc) {
pUWORD8 persistent_ptr = (pUWORD8)p_obj_drc->p_state->persistent_ptr;
UWORD64 persistent_size_consumed = 0;
p_obj_drc->str_payload.pstr_bitstream_dec =
(ia_drc_bits_dec_struct *)persistent_ptr;
persistent_ptr += sizeof(ia_drc_bits_dec_struct);
p_obj_drc->str_payload.pstr_gain_dec[0] =
(ia_drc_gain_dec_struct *)persistent_ptr;
persistent_ptr += sizeof(ia_drc_gain_dec_struct);
p_obj_drc->str_payload.pstr_gain_dec[1] =
(ia_drc_gain_dec_struct *)persistent_ptr;
persistent_ptr += sizeof(ia_drc_gain_dec_struct);
p_obj_drc->str_payload.pstr_loudness_info =
(ia_drc_loudness_info_set_struct *)persistent_ptr;
persistent_ptr += sizeof(ia_drc_loudness_info_set_struct);
p_obj_drc->str_payload.pstr_drc_gain = (ia_drc_gain_struct *)persistent_ptr;
persistent_ptr += sizeof(ia_drc_gain_struct);
p_obj_drc->str_payload.pstr_drc_interface =
(ia_drc_interface_struct *)persistent_ptr;
persistent_ptr += sizeof(ia_drc_interface_struct);
p_obj_drc->str_payload.pstr_drc_config = (ia_drc_config *)persistent_ptr;
persistent_ptr += sizeof(ia_drc_config);
p_obj_drc->str_payload.pstr_selection_proc =
(ia_drc_sel_pro_struct *)persistent_ptr;
persistent_ptr += sizeof(ia_drc_sel_pro_struct);
p_obj_drc->str_bit_handler.it_bit_buf = (UWORD8 *)persistent_ptr;
persistent_ptr += MAX_DRC_BS_BUF_SIZE;
p_obj_drc->str_payload.pstr_drc_sel_proc_params =
(ia_drc_sel_proc_params_struct *)persistent_ptr;
persistent_ptr += sizeof(ia_drc_sel_proc_params_struct);
p_obj_drc->str_payload.pstr_drc_sel_proc_output =
(ia_drc_sel_proc_output_struct *)persistent_ptr;
persistent_ptr += sizeof(ia_drc_sel_proc_output_struct);
p_obj_drc->str_bit_handler.bitstream_drc_config = (UWORD8 *)persistent_ptr;
persistent_ptr += MAX_BS_BUF_SIZE;
p_obj_drc->str_bit_handler.bitstream_loudness_info = (UWORD8 *)persistent_ptr;
persistent_ptr += MAX_BS_BUF_SIZE;
p_obj_drc->str_bit_handler.bitstream_unidrc_interface =
(UWORD8 *)persistent_ptr;
persistent_ptr += MAX_BS_BUF_SIZE;
p_obj_drc->str_payload.pstr_peak_limiter =
(ia_drc_peak_limiter_struct *)persistent_ptr;
persistent_ptr += sizeof(ia_drc_peak_limiter_struct);
p_obj_drc->str_payload.pstr_peak_limiter->buffer = (FLOAT32 *)persistent_ptr;
persistent_ptr += PEAK_LIM_BUF_SIZE;
p_obj_drc->str_payload.pstr_qmf_filter =
(ia_drc_qmf_filt_struct *)persistent_ptr;
persistent_ptr += sizeof(ia_drc_qmf_filt_struct);
p_obj_drc->str_payload.pstr_qmf_filter->ana_buff = (FLOAT64 *)persistent_ptr;
persistent_ptr += ANALY_BUF_SIZE;
p_obj_drc->str_payload.pstr_qmf_filter->syn_buff = (FLOAT64 *)persistent_ptr;
persistent_ptr += SYNTH_BUF_SIZE;
persistent_size_consumed =
(UWORD64)(persistent_ptr - (pUWORD8)p_obj_drc->p_state->persistent_ptr);
if ((UWORD64)p_obj_drc->p_mem_info[IA_MEMTYPE_PERSIST].ui_size <
persistent_size_consumed)
return IA_FATAL_ERROR;
p_obj_drc->p_state->persistent_ptr = (pVOID)persistent_ptr;
return IA_NO_ERROR;
}
VOID init_qmf_filt_bank(ia_drc_qmf_filt_struct *qmf_filt) {
WORD32 l, k;
FLOAT64 gain_ana = 64.0 / QMF_FILT_RESOLUTION;
FLOAT64 gain_syn = 1.0 / 64.0;
for (l = 0; l < 2 * QMF_FILT_RESOLUTION; l++) {
for (k = 0; k < QMF_FILT_RESOLUTION; k++) {
qmf_filt->syn_tab_real[l][k] =
gain_syn * cos((0.0245436926) * (k + 0.5) * (2 * l - 255.0));
qmf_filt->syn_tab_imag[l][k] =
gain_syn * sin((0.0245436926) * (k + 0.5) * (2 * l - 255.0));
qmf_filt->ana_tab_real[k][l] =
gain_ana * cos((0.0245436926) * (k + 0.5) * (2 * l - 1.0));
qmf_filt->ana_tab_imag[k][l] =
gain_ana * sin((0.0245436926) * (k + 0.5) * (2 * l - 1.0));
}
}
}
IA_ERRORCODE impd_drc_init(ia_drc_api_struct *p_obj_drc) {
IA_ERRORCODE err_code = IA_NO_ERROR;
WORD32 i, j;
pVOID persistent_ptr = p_obj_drc->p_state->persistent_ptr;
WORD32 decDownmixIdList[NUM_GAIN_DEC_INSTANCES] = {0, 4};
p_obj_drc->p_state->delay_in_output = 0;
p_obj_drc->str_payload.pstr_selection_proc->first_frame = 1;
impd_create_init_bit_buf(&p_obj_drc->str_bit_buf,
p_obj_drc->str_bit_handler.it_bit_buf,
p_obj_drc->str_bit_handler.num_bytes_bs / 8);
p_obj_drc->pstr_bit_buf = &p_obj_drc->str_bit_buf;
err_code = impd_init_drc_bitstream_dec(
p_obj_drc->str_payload.pstr_bitstream_dec,
p_obj_drc->str_config.sampling_rate, p_obj_drc->str_config.frame_size,
p_obj_drc->str_config.delay_mode, -1, 0);
if (err_code != IA_NO_ERROR) return err_code;
for (i = 0; i < NUM_GAIN_DEC_INSTANCES; i++) {
err_code = impd_init_drc_decode(p_obj_drc->str_config.frame_size,
p_obj_drc->str_config.sampling_rate,
p_obj_drc->str_config.gain_delay_samples,
p_obj_drc->str_config.delay_mode,
p_obj_drc->str_config.sub_band_domain_mode,
p_obj_drc->str_payload.pstr_gain_dec[i]);
if (err_code != IA_NO_ERROR) return err_code;
}
err_code = impd_drc_dec_interface_add_effect_type(
p_obj_drc->str_payload.pstr_drc_interface,
p_obj_drc->str_config.effect_type, p_obj_drc->str_config.target_loudness,
p_obj_drc->str_config.loud_norm_flag);
if (err_code != IA_NO_ERROR) return err_code;
err_code = impd_drc_uni_selction_proc_init(
p_obj_drc->str_payload.pstr_selection_proc, 0,
p_obj_drc->str_payload.pstr_drc_interface,
p_obj_drc->str_config.sub_band_domain_mode);
if (err_code != IA_NO_ERROR) return err_code;
if (p_obj_drc->str_payload.pstr_drc_interface
->loudness_norm_parameter_interface_flag &&
p_obj_drc->str_payload.pstr_drc_interface->loudness_norm_param_interface
.peak_limiter) {
p_obj_drc->str_config.peak_limiter = 1;
}
p_obj_drc->str_payload.pstr_loudness_info->loudness_info_album_count = 0;
p_obj_drc->str_payload.pstr_loudness_info->loudness_info_count = 0;
p_obj_drc->str_payload.pstr_loudness_info->loudness_info_set_ext_present = 0;
p_obj_drc->p_state->ui_exe_done = 0;
err_code = impd_process_drc_bitstream_dec_config(
p_obj_drc->str_payload.pstr_bitstream_dec, p_obj_drc->pstr_bit_buf,
p_obj_drc->str_payload.pstr_drc_config,
&p_obj_drc->str_bit_handler.bitstream_drc_config[0],
p_obj_drc->str_bit_handler.num_bytes_bs_drc_config);
if (err_code == 1) {
memset(p_obj_drc->str_payload.pstr_drc_config, 0, sizeof(ia_drc_config));
err_code = impd_drc_set_default_bitstream_config(
p_obj_drc->str_payload.pstr_drc_config);
p_obj_drc->str_payload.pstr_drc_config->channel_layout.base_channel_count =
p_obj_drc->str_config.num_ch_in;
}
if (err_code != IA_NO_ERROR) return err_code;
err_code = impd_process_drc_bitstream_dec_loudness_info_set(
p_obj_drc->pstr_bit_buf, p_obj_drc->str_payload.pstr_loudness_info,
&p_obj_drc->str_bit_handler.bitstream_loudness_info[0],
p_obj_drc->str_bit_handler.num_bytes_bs_loudness_info);
if (err_code != IA_NO_ERROR) return err_code;
err_code = impd_drc_uni_sel_proc_process(
p_obj_drc->str_payload.pstr_selection_proc,
p_obj_drc->str_payload.pstr_drc_config,
p_obj_drc->str_payload.pstr_loudness_info,
p_obj_drc->str_payload.pstr_drc_sel_proc_output);
if (err_code != IA_NO_ERROR) return err_code;
for (i = 0; i < NUM_GAIN_DEC_INSTANCES; i++) {
WORD32 audio_num_chan = 0;
WORD32 numMatchingDrcSets = 0;
WORD32 matchingDrcSetIds[3], matchingDownmixIds[3];
for (j = 0;
j < p_obj_drc->str_payload.pstr_drc_sel_proc_output->num_sel_drc_sets;
j++) {
if (impd_match_downmix(p_obj_drc->str_payload.pstr_drc_sel_proc_output
->sel_downmix_ids[j],
decDownmixIdList[i])) {
matchingDrcSetIds[numMatchingDrcSets] =
p_obj_drc->str_payload.pstr_drc_sel_proc_output->sel_drc_set_ids[j];
matchingDownmixIds[numMatchingDrcSets] =
p_obj_drc->str_payload.pstr_drc_sel_proc_output->sel_downmix_ids[j];
numMatchingDrcSets++;
}
}
if (i == 0) {
if (p_obj_drc->str_config.num_ch_in !=
p_obj_drc->str_payload.pstr_drc_sel_proc_output->base_channel_count)
return -1;
audio_num_chan = p_obj_drc->str_config.num_ch_in;
} else if (i == 1) {
p_obj_drc->str_config.num_ch_out =
p_obj_drc->str_payload.pstr_drc_sel_proc_output->target_channel_count;
audio_num_chan = p_obj_drc->str_config.num_ch_out;
}
err_code = impd_init_drc_decode_post_config(
audio_num_chan, matchingDrcSetIds, matchingDownmixIds,
numMatchingDrcSets,
p_obj_drc->str_payload.pstr_drc_sel_proc_output->sel_eq_set_ids[i]
,
p_obj_drc->str_payload.pstr_gain_dec[i],
p_obj_drc->str_payload.pstr_drc_config,
p_obj_drc->str_payload.pstr_loudness_info, &persistent_ptr);
if (err_code) return err_code;
impd_get_parametric_drc_delay(
p_obj_drc->str_payload.pstr_gain_dec[i],
p_obj_drc->str_payload.pstr_drc_config,
&p_obj_drc->str_config.parametric_drc_delay_gain_dec_instance,
&p_obj_drc->str_config.parametric_drc_delay_max);
impd_get_eq_delay(p_obj_drc->str_payload.pstr_gain_dec[i],
p_obj_drc->str_payload.pstr_drc_config,
&p_obj_drc->str_config.eq_delay_gain_dec_instance,
&p_obj_drc->str_config.eq_delay_max);
p_obj_drc->str_config.parametric_drc_delay +=
p_obj_drc->str_config.parametric_drc_delay_gain_dec_instance;
p_obj_drc->str_config.eq_delay +=
p_obj_drc->str_config.eq_delay_gain_dec_instance;
}
{
if (p_obj_drc->str_config.parametric_drc_delay_max == -1) {
p_obj_drc->str_config.parametric_drc_delay_max =
PARAMETRIC_DRC_DELAY_MAX_DEFAULT;
}
if (p_obj_drc->str_config.eq_delay_max == -1) {
p_obj_drc->str_config.eq_delay_max = EQ_DELAY_MAX_DEFAULT;
}
if (!p_obj_drc->str_config.constant_delay_on) {
p_obj_drc->p_state->delay_in_output +=
p_obj_drc->str_config.parametric_drc_delay +
p_obj_drc->str_config.eq_delay +
p_obj_drc->str_config.audio_delay_samples;
p_obj_drc->str_config.delay_line_samples =
p_obj_drc->str_config.audio_delay_samples;
if (!p_obj_drc->str_config.absorb_delay_on) {
p_obj_drc->p_state->delay_in_output = 0;
}
} else {
p_obj_drc->p_state->delay_in_output +=
p_obj_drc->str_config.parametric_drc_delay_max +
p_obj_drc->str_config.eq_delay_max +
p_obj_drc->str_config.audio_delay_samples;
p_obj_drc->str_config.delay_line_samples =
p_obj_drc->p_state->delay_in_output -
p_obj_drc->str_config.parametric_drc_delay +
p_obj_drc->str_config.eq_delay;
if (!p_obj_drc->str_config.absorb_delay_on) {
p_obj_drc->p_state->delay_in_output = 0;
}
}
}
if (p_obj_drc->str_config.dec_type == 1) {
init_qmf_filt_bank(p_obj_drc->str_payload.pstr_qmf_filter);
}
if (p_obj_drc->str_config.peak_limiter) {
err_code = impd_peak_limiter_init(
p_obj_drc->str_payload.pstr_peak_limiter, DEFAULT_ATTACK_TIME_MS,
DEFAULT_RELEASE_TIME_MS, LIM_DEFAULT_THRESHOLD,
p_obj_drc->str_config.num_ch_out, p_obj_drc->str_config.sampling_rate,
p_obj_drc->str_payload.pstr_peak_limiter->buffer);
if (err_code) return (err_code);
}
return IA_NO_ERROR;
}
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