/****************************************************************************** * * * 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 */ #ifndef IXHEAACD_CONFIG_H #define IXHEAACD_CONFIG_H #define USAC_MAX_ELEMENTS (16) #define USAC_MAX_CONFIG_EXTENSIONS (16) #define ID_USAC_SCE 0 #define ID_USAC_CPE 1 #define ID_USAC_LFE 2 #define ID_USAC_EXT 3 #define ID_USAC_INVALID 0xFF #define USAC_SBR_RATIO_NO_SBR 0 #define USAC_SBR_RATIO_INDEX_2_1 1 #define USAC_SBR_RATIO_INDEX_8_3 2 #define USAC_SBR_RATIO_INDEX_4_1 3 #define USAC_OUT_FRAMELENGTH_768 768 #define USAC_OUT_FRAMELENGTH_1024 1024 #define USAC_OUT_FRAMELENGTH_2048 2048 #define USAC_OUT_FRAMELENGTH_4096 4096 #define MAX_CORE_SBR_FRAME_LEN_IDX (4) #define ID_EXT_ELE_FILL 0 #define ID_EXT_ELE_MPEGS 1 #define ID_EXT_ELE_SAOC 2 #define ID_EXT_ELE_AUDIOPREROLL 3 #define ID_EXT_ELE_UNI_DRC 4 #define ID_CONFIG_EXT_FILL 0 #define ID_CONFIG_EXT_LOUDNESS_INFO (2) typedef UWORD8 UINT8; typedef UWORD32 UINT32; typedef struct { UINT32 harmonic_sbr; UINT32 bs_inter_tes; UINT32 bs_pvc; WORD16 dflt_start_freq; WORD16 dflt_stop_freq; WORD16 dflt_header_extra1; WORD16 dflt_header_extra2; WORD16 dflt_freq_scale; WORD16 dflt_alter_scale; WORD16 dflt_noise_bands; WORD16 dflt_limiter_bands; WORD16 dflt_limiter_gains; WORD16 dflt_interpol_freq; WORD16 dflt_smoothing_mode; } ia_usac_dec_sbr_config_struct; typedef struct { UINT32 bs_freq_res; UINT32 bs_fixed_gain_dmx; UINT32 bs_temp_shape_config; UINT32 bs_decorr_config; UINT32 bs_high_rate_mode; UINT32 bs_phase_coding; UINT32 bs_ott_bands_phase_present; UINT32 bs_ott_bands_phase; UINT32 bs_residual_bands; UINT32 bs_pseudo_lr; UINT32 bs_env_quant_mode; } ia_usac_dec_mps_config_struct; #define BS_OUTPUT_CHANNEL_POS_NA -1 /* n/a */ #define BS_OUTPUT_CHANNEL_POS_L 0 /* Left Front */ #define BS_OUTPUT_CHANNEL_POS_R 1 /* Right Front */ #define BS_OUTPUT_CHANNEL_POS_C 2 /* Center Front */ #define BS_OUTPUT_CHANNEL_POS_LFE 3 /* Low Frequency Enhancement */ #define BS_OUTPUT_CHANNEL_POS_LS 4 /* Left Surround */ #define BS_OUTPUT_CHANNEL_POS_RS 5 /* Right Surround */ #define BS_OUTPUT_CHANNEL_POS_LC 6 /* Left Front Center */ #define BS_OUTPUT_CHANNEL_POS_RC 7 /* Right Front Center */ #define BS_OUTPUT_CHANNEL_POS_LSR 8 /* Rear Surround Left */ #define BS_OUTPUT_CHANNEL_POS_RSR 9 /* Rear Surround Right */ #define BS_OUTPUT_CHANNEL_POS_CS 10 /* Rear Center */ #define BS_OUTPUT_CHANNEL_POS_LSD 11 /* Left Surround Direct */ #define BS_OUTPUT_CHANNEL_POS_RSD 12 /* Right Surround Direct */ #define BS_OUTPUT_CHANNEL_POS_LSS 13 /* Left Side Surround */ #define BS_OUTPUT_CHANNEL_POS_RSS 14 /* Right Side Surround */ #define BS_OUTPUT_CHANNEL_POS_LW 15 /* Left Wide Front */ #define BS_OUTPUT_CHANNEL_POS_RW 16 /* Right Wide Front */ #define BS_OUTPUT_CHANNEL_POS_LV 17 /* Left Front Vertical Height */ #define BS_OUTPUT_CHANNEL_POS_RV 18 /* Right Front Vertical Height */ #define BS_OUTPUT_CHANNEL_POS_CV 19 /* Center Front Vertical Height */ #define BS_OUTPUT_CHANNEL_POS_LVR 20 /* Left Surround Vertical Height Rear */ #define BS_OUTPUT_CHANNEL_POS_RVR 21 /* Right Surround Vertical Height Rear */ #define BS_OUTPUT_CHANNEL_POS_CVR 22 /* Center Vertical Height Rear */ #define BS_OUTPUT_CHANNEL_POS_LVSS 23 /* Left Vertical Height Side Surround */ #define BS_OUTPUT_CHANNEL_POS_RVSS \ 24 /* Right Vertical Height Side Surround \ \ \ */ #define BS_OUTPUT_CHANNEL_POS_TS 25 /* Top Center Surround */ #define BS_OUTPUT_CHANNEL_POS_LFE2 26 /* Low Frequency Enhancement 2 */ #define BS_OUTPUT_CHANNEL_POS_LB 27 /* Left Front Vertical Bottom */ #define BS_OUTPUT_CHANNEL_POS_RB 28 /* Right Front Vertical Bottom */ #define BS_OUTPUT_CHANNEL_POS_CB 29 /* Center Front Vertical Bottom */ #define BS_OUTPUT_CHANNEL_POS_LVS 30 /* Left Vertical Height Surround */ #define BS_OUTPUT_CHANNEL_POS_RVS 31 /* Right Vertical Height Surround */ #define BS_MAX_NUM_OUT_CHANNELS (255) #define EXT_COUNT_MAX (2) #define MAX_CHANNEL_COUNT (128) #define SEQUENCE_COUNT_MAX (24) #define PARAM_DRC_TYPE_FF_NODE_COUNT_MAX (9) #define PARAM_DRC_INSTRUCTIONS_COUNT_MAX (8) #define DOWNMIX_ID_COUNT_MAX (8) #define DRC_SET_ID_COUNT_MAX (16) #define EQ_SET_ID_COUNT_MAX (8) #define LOUD_EQ_GAIN_SEQUENCE_COUNT_MAX (4) #define LOUD_EQ_INSTRUCTIONS_COUNT_MAX (8) #define FILTER_ELEMENT_COUNT_MAX (16) #define FILTER_BLOCK_COUNT_MAX (16) #define REAL_ZERO_RADIUS_ONE_COUNT_MAX (14) #define REAL_ZERO_COUNT_MAX (64) #define COMPLEX_ZERO_COUNT_MAX (64) #define REAL_POLE_COUNT_MAX (16) #define COMPLEX_POLE_COUNT_MAX (16) #define FIR_ORDER_MAX (128) #define EQ_NODE_COUNT_MAX (33) #define UNIQUE_SUBBAND_GAIN_COUNT_MAX (16) #define EQ_SUBBAND_GAIN_COUNT_MAX (135) #define EQ_CHANNEL_GROUP_COUNT_MAX (4) #define EQ_FILTER_BLOCK_COUNT_MAX (4) #define EQ_INSTRUCTIONS_COUNT_MAX (8) #define DRC_COEFF_COUNT_MAX (8) #define DOWNMIX_INSTRUCTION_COUNT_MAX (16) #define DRC_INSTRUCTIONS_COUNT_MAX (DOWNMIX_INSTRUCTION_COUNT_MAX + 20) #define BAND_COUNT_MAX (8) #define N_DELTA_TIME_CODE_TABLE_ENTRIES_MAX (512 + 14) #define GAIN_SET_COUNT_MAX SEQUENCE_COUNT_MAX #define SPLIT_CHARACTERISTIC_NODE_COUNT_MAX (4) #define SPLIT_CHARACTERISTIC_COUNT_MAX (8) #define SHAPE_FILTER_COUNT_MAX (8) #define CHANNEL_GROUP_COUNT_MAX SEQUENCE_COUNT_MAX #define DRC_BAND_COUNT_MAX BAND_COUNT_MAX #define SPEAKER_POS_COUNT_MAX (128) #define DOWNMIX_COEFF_COUNT_MAX (32 * 32) #define MAX_AUDIO_PREROLLS 3 typedef struct { UINT32 tw_mdct; UINT32 noise_filling; UINT32 stereo_config_index; UINT32 usac_ext_eleme_def_len; UINT32 usac_ext_elem_pld_frag; ia_usac_dec_sbr_config_struct str_usac_sbr_config; ia_usac_dec_mps_config_struct str_usac_mps212_config; } ia_usac_dec_element_config_struct; typedef struct { UWORD32 num_elements; UWORD32 num_config_extensions; UWORD32 usac_element_type[USAC_MAX_ELEMENTS]; ia_usac_dec_element_config_struct str_usac_element_config[USAC_MAX_ELEMENTS]; WORD32 usac_cfg_ext_info_present[USAC_MAX_CONFIG_EXTENSIONS]; WORD32 usac_ext_ele_payload_present[USAC_MAX_ELEMENTS]; WORD32 usac_cfg_ext_info_len[USAC_MAX_CONFIG_EXTENSIONS]; WORD32 usac_ext_ele_payload_len[USAC_MAX_ELEMENTS]; WORD32 usac_ext_gain_payload_len[MAX_AUDIO_PREROLLS + 2]; UWORD8 usac_cfg_ext_info_buf[USAC_MAX_CONFIG_EXTENSIONS][768]; UWORD8 usac_ext_ele_payload_buf[USAC_MAX_ELEMENTS][768]; UWORD8 usac_ext_gain_payload_buf[MAX_AUDIO_PREROLLS * 768]; UWORD32 preroll_bytes[MAX_AUDIO_PREROLLS + 2]; // Contain the number of bytes in each preroll WORD32 preroll_counter; // count the number of prerolls in a frame. WORD32 preroll_flag; } ia_usac_decoder_config_struct; typedef struct { UINT32 usac_sampling_frequency_index; UINT32 usac_sampling_frequency; UINT32 core_sbr_framelength_index; UINT32 channel_configuration_index; UINT32 num_out_channels; UINT32 output_channel_pos[BS_MAX_NUM_OUT_CHANNELS]; ia_usac_decoder_config_struct str_usac_dec_config; } ia_usac_config_struct; typedef struct { WORD32 parametric_lim_threshold_present; FLOAT32 parametric_lim_threshold; WORD32 parametric_lim_attack; WORD32 parametric_lim_release_present; WORD32 parametric_lim_release; WORD32 drc_characteristic; WORD32 disable_paramteric_drc; } ia_parametric_drc_lim_struct; typedef struct { WORD32 level_estim_k_weighting_type; WORD32 level_estim_integration_time_present; WORD32 level_estim_integration_time; WORD32 drc_curve_definition_type; WORD32 drc_characteristic; WORD32 node_count; WORD32 node_level[PARAM_DRC_TYPE_FF_NODE_COUNT_MAX]; WORD32 node_gain[PARAM_DRC_TYPE_FF_NODE_COUNT_MAX]; WORD32 drc_gain_smooth_parameters_present; WORD32 gain_smooth_attack_time_slow; WORD32 gain_smooth_release_time_slow; WORD32 gain_smooth_time_fast_present; WORD32 gain_smooth_attack_time_fast; WORD32 gain_smooth_release_time_fast; WORD32 gain_smooth_threshold_present; WORD32 gain_smooth_attack_threshold; WORD32 gain_smooth_rel_threshold; WORD32 gain_smooth_hold_off_count_present; WORD32 gain_smooth_hold_off; WORD32 disable_paramteric_drc; } ia_parametric_drc_type_feed_forward_struct; typedef struct { WORD32 parametric_drc_id; WORD32 parametric_drc_look_ahead_flag; WORD32 parametric_drc_look_ahead; WORD32 parametric_drc_preset_id_present; WORD32 parametric_drc_preset_id; WORD32 parametric_drc_type; WORD32 len_bit_size; ia_parametric_drc_type_feed_forward_struct str_parametric_drc_type_feed_forward; ia_parametric_drc_lim_struct parametric_drc_lim; WORD32 drc_characteristic; WORD32 disable_paramteric_drc; } ia_parametric_drc_instructions_struct; typedef struct { WORD32 parametric_drc_id; WORD32 side_chain_config_type; WORD32 downmix_id; WORD32 level_estim_channel_weight_format; FLOAT32 level_estim_ch_weight[MAX_CHANNEL_COUNT]; WORD32 drc_input_loudness_present; FLOAT32 drc_input_loudness; WORD32 ch_count_from_dwnmix_id; } ia_parametric_drc_gain_set_params_struct; typedef struct { WORD32 drc_location; WORD32 parametric_drc_frame_size_format; WORD32 parametric_drc_frame_size; WORD32 parametric_drc_delay_max_present; WORD32 parametric_drc_delay_max; WORD32 reset_parametric_drc; WORD32 parametric_drc_gain_set_count; ia_parametric_drc_gain_set_params_struct str_parametric_drc_gain_set_params[SEQUENCE_COUNT_MAX]; } ia_drc_coeff_parametric_drc_struct; typedef struct { WORD32 loud_eq_set_id; WORD32 drc_location; WORD32 dwnmix_id_count; WORD32 downmix_id[DOWNMIX_ID_COUNT_MAX]; WORD32 drc_set_id_count; WORD32 drc_set_id[DRC_SET_ID_COUNT_MAX]; WORD32 eq_set_id_count; WORD32 eq_set_id[EQ_SET_ID_COUNT_MAX]; WORD32 loudness_after_drc; WORD32 loudness_after_eq; WORD32 loud_eq_gain_sequence_count; WORD32 gain_seq_idx[LOUD_EQ_GAIN_SEQUENCE_COUNT_MAX]; WORD32 drc_characteristic_format_is_cicp[LOUD_EQ_GAIN_SEQUENCE_COUNT_MAX]; WORD32 drc_characteristic[LOUD_EQ_GAIN_SEQUENCE_COUNT_MAX]; WORD32 drc_characteristic_left_index[LOUD_EQ_GAIN_SEQUENCE_COUNT_MAX]; WORD32 drc_characteristic_right_index[LOUD_EQ_GAIN_SEQUENCE_COUNT_MAX]; WORD32 frequency_range_index[LOUD_EQ_GAIN_SEQUENCE_COUNT_MAX]; FLOAT32 loud_eq_scaling[LOUD_EQ_GAIN_SEQUENCE_COUNT_MAX]; FLOAT32 loud_eq_offset[LOUD_EQ_GAIN_SEQUENCE_COUNT_MAX]; } ia_loud_eq_instructions_struct; typedef struct { WORD32 filt_ele_idx; WORD32 filt_ele_gain_flag; FLOAT32 filt_ele_gain; } ia_filt_ele_struct; typedef struct { WORD32 filter_element_count; ia_filt_ele_struct str_filter_element[FILTER_ELEMENT_COUNT_MAX]; } ia_filt_block_struct; typedef struct { WORD32 eq_filter_format; WORD32 bs_real_zero_radius_one_count; WORD32 real_zero_count; WORD32 generic_zero_count; WORD32 real_pole_count; WORD32 cmplx_pole_count; WORD32 zero_sign[REAL_ZERO_RADIUS_ONE_COUNT_MAX]; FLOAT32 real_zero_radius[REAL_ZERO_COUNT_MAX]; FLOAT32 generic_zero_radius[COMPLEX_ZERO_COUNT_MAX]; FLOAT32 generic_zero_angle[COMPLEX_ZERO_COUNT_MAX]; FLOAT32 real_pole_radius[REAL_POLE_COUNT_MAX]; FLOAT32 complex_pole_radius[COMPLEX_POLE_COUNT_MAX]; FLOAT32 complex_pole_angle[COMPLEX_POLE_COUNT_MAX]; WORD32 fir_filt_order; WORD32 fir_symmetry; FLOAT32 fir_coeff[FIR_ORDER_MAX / 2]; } ia_unique_td_filt_element; typedef struct { WORD32 num_eq_nodes; FLOAT32 eq_slope[EQ_NODE_COUNT_MAX]; WORD32 eq_freq_delta[EQ_NODE_COUNT_MAX]; FLOAT32 eq_gain_initial; FLOAT32 eq_gain_delta[EQ_NODE_COUNT_MAX]; } ia_eq_subband_gain_spline_struct; typedef struct { FLOAT32 eq_subband_gain[EQ_SUBBAND_GAIN_COUNT_MAX]; } ia_eq_subband_gain_vector; typedef struct { WORD32 eq_delay_max_present; WORD32 eq_delay_max; WORD32 unique_filter_block_count; ia_filt_block_struct str_filter_block[FILTER_BLOCK_COUNT_MAX]; WORD32 unique_td_filter_element_count; ia_unique_td_filt_element unique_td_filt_ele[FILTER_ELEMENT_COUNT_MAX]; WORD32 unique_eq_subband_gains_count; WORD32 eq_subband_gain_representation; WORD32 eq_subband_gain_format; WORD32 eq_subband_gain_count; ia_eq_subband_gain_spline_struct str_eq_subband_gain_spline[UNIQUE_SUBBAND_GAIN_COUNT_MAX]; ia_eq_subband_gain_vector str_eq_subband_gain_vector[UNIQUE_SUBBAND_GAIN_COUNT_MAX]; } ia_eq_coeff_struct; typedef struct { WORD32 filter_block_count; WORD32 filter_block_index[EQ_FILTER_BLOCK_COUNT_MAX]; } ia_filter_block_refs_struct; typedef struct { WORD32 eq_cascade_gain_present[EQ_CHANNEL_GROUP_COUNT_MAX]; FLOAT32 eq_cascade_gain[EQ_CHANNEL_GROUP_COUNT_MAX]; ia_filter_block_refs_struct str_filter_block_refs[EQ_CHANNEL_GROUP_COUNT_MAX]; WORD32 eq_phase_alignment_present; WORD32 eq_phase_alignment[EQ_CHANNEL_GROUP_COUNT_MAX] [EQ_CHANNEL_GROUP_COUNT_MAX]; } ia_td_filter_cascade_struct; typedef struct { WORD32 eq_set_id; WORD32 eq_set_complexity_level; WORD32 dwnmix_id_count; WORD32 downmix_id[DOWNMIX_ID_COUNT_MAX]; WORD32 eq_apply_to_downmix; WORD32 drc_set_id_count; WORD32 drc_set_id[DRC_SET_ID_COUNT_MAX]; WORD32 eq_set_purpose; WORD32 depends_on_eq_set_present; WORD32 depends_on_eq_set; WORD32 no_independent_eq_use; WORD32 eq_channel_count; WORD32 eq_ch_group_count; WORD32 eq_ch_group_of_channel[MAX_CHANNEL_COUNT]; WORD32 td_filter_cascade_present; ia_td_filter_cascade_struct str_td_filter_cascade; WORD32 subband_gains_present; WORD32 subband_gains_index[EQ_CHANNEL_GROUP_COUNT_MAX]; WORD32 eq_transition_duration_present; WORD32 eq_transition_duration; } ia_eq_instructions_struct; typedef struct { WORD32 drc_config_ext_type[EXT_COUNT_MAX]; WORD32 ext_bit_size[EXT_COUNT_MAX - 1]; WORD32 parametric_drc_present; ia_drc_coeff_parametric_drc_struct str_drc_coeff_param_drc; WORD32 parametric_drc_instructions_count; ia_parametric_drc_instructions_struct str_parametric_drc_instructions[PARAM_DRC_INSTRUCTIONS_COUNT_MAX]; WORD32 drc_extension_v1_present; WORD32 loud_eq_instructions_flag; WORD32 loud_eq_instructions_count; ia_loud_eq_instructions_struct loud_eq_instructions[LOUD_EQ_INSTRUCTIONS_COUNT_MAX]; WORD32 eq_flag; ia_eq_coeff_struct str_eq_coeff; WORD32 eq_instructions_count; ia_eq_instructions_struct str_eq_instructions[EQ_INSTRUCTIONS_COUNT_MAX]; } ia_drc_config_ext; typedef struct { WORD32 drc_location; WORD32 drc_characteristic; } ia_drc_coefficients_basic_struct; typedef struct { WORD32 drc_set_id; WORD32 drc_location; WORD32 dwnmix_id_count; WORD32 downmix_id[DOWNMIX_ID_COUNT_MAX]; WORD32 drc_set_effect; WORD32 limiter_peak_target_present; FLOAT32 limiter_peak_target; WORD32 drc_set_target_loudness_present; WORD32 drc_set_target_loudness_value_upper; WORD32 drc_set_target_loudness_value_lower_present; WORD32 drc_set_target_loudness_value_lower; } ia_drc_instructions_basic_struct; typedef struct { WORD32 gain_seq_idx; WORD32 drc_characteristic; WORD32 drc_characteristic_present; WORD32 drc_characteristic_format_is_cicp; WORD32 drc_characteristic_left_index; WORD32 drc_characteristic_right_index; WORD32 crossover_freq_idx; WORD32 start_subband_index; } ia_gain_params_struct; typedef struct { WORD32 size; WORD32 code; WORD32 value; } ia_delta_time_code_table_entry_struct; typedef struct { ia_delta_time_code_table_entry_struct delta_time_code_table[N_DELTA_TIME_CODE_TABLE_ENTRIES_MAX]; } ia_tables_struct; typedef struct { WORD32 gain_coding_profile; WORD32 gain_interpolation_type; WORD32 full_frame; WORD32 time_alignment; WORD32 time_delt_min_flag; WORD32 time_delt_min_val; WORD32 band_count; WORD32 drc_band_type; ia_gain_params_struct gain_params[BAND_COUNT_MAX]; WORD32 num_gain_max_values; ia_tables_struct str_tables; } ia_gain_set_params_struct; typedef struct { WORD32 characteristic_format; FLOAT32 in_out_ratio; FLOAT32 gain; FLOAT32 exp; WORD32 flip_sign; WORD32 characteristic_node_count; FLOAT32 node_level[SPLIT_CHARACTERISTIC_NODE_COUNT_MAX + 1]; FLOAT32 node_gain[SPLIT_CHARACTERISTIC_NODE_COUNT_MAX + 1]; } ia_split_drc_characteristic_struct; typedef struct { WORD32 corner_freq_index; WORD32 filter_strength_index; } ia_shape_filter_params_struct; typedef struct { WORD32 lf_cut_filter_present; ia_shape_filter_params_struct str_lf_cut_params; WORD32 lf_boost_filter_present; ia_shape_filter_params_struct str_lf_boost_params; WORD32 hf_cut_filter_present; ia_shape_filter_params_struct str_hf_cut_params; WORD32 hf_boost_filter_present; ia_shape_filter_params_struct str_hf_boost_params; } ia_shape_filter_block_params_struct; typedef struct { WORD32 version; WORD32 drc_location; WORD32 drc_frame_size_present; WORD32 drc_frame_size; WORD32 gain_set_count; ia_gain_set_params_struct gain_set_params[GAIN_SET_COUNT_MAX]; WORD32 drc_characteristic_left_present; WORD32 characteristic_left_count; ia_split_drc_characteristic_struct str_split_characteristic_left[SPLIT_CHARACTERISTIC_COUNT_MAX]; WORD32 drc_characteristic_right_present; WORD32 characteristic_right_count; ia_split_drc_characteristic_struct str_split_characteristic_right[SPLIT_CHARACTERISTIC_COUNT_MAX]; WORD32 shape_filters_present; WORD32 shape_num_filter; ia_shape_filter_block_params_struct str_shape_filter_block_params[SHAPE_FILTER_COUNT_MAX + 1]; WORD32 gain_sequence_count; WORD32 gain_set_params_index_for_gain_sequence[SEQUENCE_COUNT_MAX]; WORD32 gain_set_count_plus; } ia_uni_drc_coeffs_struct; typedef struct { WORD32 target_characteristic_left_present[DRC_BAND_COUNT_MAX]; WORD32 target_characteristic_left_index[DRC_BAND_COUNT_MAX]; WORD32 target_characteristic_right_present[DRC_BAND_COUNT_MAX]; WORD32 target_characteristic_right_index[DRC_BAND_COUNT_MAX]; WORD32 shape_filter_flag; WORD32 shape_filter_idx; WORD32 gain_scaling_flag[BAND_COUNT_MAX]; FLOAT32 attn_scaling[BAND_COUNT_MAX]; FLOAT32 ampl_scaling[BAND_COUNT_MAX]; WORD32 gain_offset_flag[BAND_COUNT_MAX]; FLOAT32 gain_offset[BAND_COUNT_MAX]; } ia_gain_modifiers_struct; typedef struct { WORD32 ducking_scaling_flag; FLOAT32 ducking_scaling; FLOAT32 ducking_scaling_quantized; } ia_ducking_modifiers_struct; typedef struct { WORD32 drc_set_id; WORD32 drc_set_complexity_level; WORD32 requires_eq; WORD32 drc_apply_to_dwnmix; WORD32 drc_location; WORD32 dwnmix_id_count; WORD32 downmix_id[DOWNMIX_ID_COUNT_MAX]; WORD32 depends_on_drc_set_present; WORD32 depends_on_drc_set; WORD32 no_independent_use; WORD32 drc_set_effect; WORD32 gain_set_index[MAX_CHANNEL_COUNT]; ia_gain_modifiers_struct str_gain_modifiers_of_ch_group[CHANNEL_GROUP_COUNT_MAX]; ia_ducking_modifiers_struct str_ducking_modifiers_for_channel[MAX_CHANNEL_COUNT]; WORD32 limiter_peak_target_present; FLOAT32 limiter_peak_target; WORD32 drc_set_target_loudness_present; WORD32 drc_set_target_loudness_value_upper; WORD32 drc_set_target_loudness_value_lower_present; WORD32 drc_set_target_loudness_value_lower; WORD32 audio_num_chan; WORD32 num_drc_ch_groups; WORD32 gain_set_index_for_channel_group[CHANNEL_GROUP_COUNT_MAX]; WORD32 band_count_of_ch_group[CHANNEL_GROUP_COUNT_MAX]; WORD32 gain_interpolation_type_for_channel_group[CHANNEL_GROUP_COUNT_MAX]; WORD32 time_delta_min_for_channel_group[CHANNEL_GROUP_COUNT_MAX]; WORD32 time_alignment_for_channel_group[CHANNEL_GROUP_COUNT_MAX]; ia_ducking_modifiers_struct str_ducking_modifiers_for_channel_group[CHANNEL_GROUP_COUNT_MAX]; WORD32 channel_group_of_ch[MAX_CHANNEL_COUNT]; WORD32 num_chan_per_ch_group[CHANNEL_GROUP_COUNT_MAX]; WORD32 gain_element_count; WORD32 multiband_audio_sig_count; WORD32 ch_group_parametric_drc_flag[CHANNEL_GROUP_COUNT_MAX]; WORD32 gain_set_idx_of_ch_group_parametric_drc[CHANNEL_GROUP_COUNT_MAX]; WORD32 parametric_drc_look_ahead_samples[CHANNEL_GROUP_COUNT_MAX]; WORD32 parametric_drc_look_ahead_samples_max; } ia_drc_instructions_struct; typedef struct { WORD32 base_channel_count; WORD32 layout_signaling_present; WORD32 defined_layout; WORD32 speaker_position[SPEAKER_POS_COUNT_MAX]; } ia_channel_layout_struct; typedef struct { WORD32 downmix_id; WORD32 target_channel_count; WORD32 target_layout; WORD32 downmix_coefficients_present; FLOAT32 downmix_coefficient[DOWNMIX_COEFF_COUNT_MAX]; } ia_downmix_instructions_struct; typedef struct ia_drc_config { WORD32 sample_rate_present; WORD32 sampling_rate; WORD32 dwnmix_instructions_count; WORD32 drc_coefficients_drc_count; WORD32 drc_instructions_uni_drc_count; WORD32 drc_instructions_count_plus; WORD32 drc_description_basic_present; WORD32 drc_coefficients_basic_count; WORD32 drc_instructions_basic_count; WORD32 drc_config_ext_present; WORD32 apply_drc; ia_drc_config_ext str_drc_config_ext; ia_drc_coefficients_basic_struct str_drc_coefficients_basic[DRC_COEFF_COUNT_MAX]; ia_drc_instructions_basic_struct str_drc_instructions_basic[DRC_INSTRUCTIONS_COUNT_MAX]; ia_uni_drc_coeffs_struct str_p_loc_drc_coefficients_uni_drc[DRC_COEFF_COUNT_MAX]; ia_drc_instructions_struct str_drc_instruction_str[DRC_INSTRUCTIONS_COUNT_MAX]; ia_channel_layout_struct channel_layout; ia_downmix_instructions_struct dwnmix_instructions[DOWNMIX_INSTRUCTION_COUNT_MAX]; } ia_drc_config; VOID ixheaacd_conf_default(ia_usac_config_struct *pstr_usac_conf); UWORD32 ixheaacd_sbr_ratio(UWORD32 core_sbr_frame_len_idx); UWORD32 ixheaacd_sbr_params(UWORD32 core_sbr_frame_len_idx, WORD32 *output_frame_length, WORD32 *block_size, WORD32 *output_samples, WORD32 *sampling_freq, UWORD32 *sample_freq_indx); WORD32 ixheaacd_config(ia_bit_buf_struct *bit_buff, ia_usac_config_struct *pstr_usac_conf, UINT32 *chan); #endif /* IXHEAACD_CONFIG_H */