| /****************************************************************************** |
| * |
| * 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) { |
| SIZE_T persistent_ptr = (SIZE_T)p_obj_drc->p_state->persistent_ptr; |
| |
| SIZE_T persistent_size_consumed = 0; |
| p_obj_drc->str_payload.pstr_bitstream_dec = |
| (ia_drc_bits_dec_struct *)persistent_ptr; |
| 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 = 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 = 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 = 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 = persistent_ptr + sizeof(ia_drc_gain_struct); |
| |
| p_obj_drc->str_payload.pstr_drc_interface = |
| (ia_drc_interface_struct *)persistent_ptr; |
| persistent_ptr = persistent_ptr + sizeof(ia_drc_interface_struct); |
| |
| p_obj_drc->str_payload.pstr_drc_config = (ia_drc_config *)persistent_ptr; |
| 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 = persistent_ptr + sizeof(ia_drc_sel_pro_struct); |
| |
| p_obj_drc->str_bit_handler.it_bit_buf = (UWORD8 *)persistent_ptr; |
| 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 = 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 = persistent_ptr + sizeof(ia_drc_sel_proc_output_struct); |
| |
| p_obj_drc->str_bit_handler.bitstream_drc_config = (UWORD8 *)persistent_ptr; |
| persistent_ptr = persistent_ptr + MAX_BS_BUF_SIZE; |
| |
| p_obj_drc->str_bit_handler.bitstream_loudness_info = (UWORD8 *)persistent_ptr; |
| persistent_ptr = persistent_ptr + MAX_BS_BUF_SIZE; |
| |
| p_obj_drc->str_bit_handler.bitstream_unidrc_interface = |
| (UWORD8 *)persistent_ptr; |
| 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 = persistent_ptr + sizeof(ia_drc_peak_limiter_struct); |
| |
| p_obj_drc->str_payload.pstr_peak_limiter->buffer = |
| (FLOAT32 *)((SIZE_T)p_obj_drc->str_payload.pstr_peak_limiter + |
| sizeof(ia_drc_peak_limiter_struct)); |
| 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 = persistent_ptr + sizeof(ia_drc_qmf_filt_struct); |
| |
| p_obj_drc->str_payload.pstr_qmf_filter->ana_buff = (FLOAT64 *)persistent_ptr; |
| persistent_ptr = persistent_ptr + ANALY_BUF_SIZE; |
| |
| p_obj_drc->str_payload.pstr_qmf_filter->syn_buff = (FLOAT64 *)persistent_ptr; |
| persistent_ptr = persistent_ptr + SYNTH_BUF_SIZE; |
| persistent_size_consumed = |
| (UWORD32)persistent_ptr - (UWORD32)p_obj_drc->p_state->persistent_ptr; |
| if (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; |
| } |
