| /****************************************************************************** |
| * |
| * 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 <stdio.h> |
| #include <stdlib.h> |
| #include <math.h> |
| #include <assert.h> |
| #include <string.h> |
| #include "impd_type_def.h" |
| |
| #include "impd_drc_bitbuffer.h" |
| #include "impd_drc_common.h" |
| #include "impd_drc_interface.h" |
| #include "impd_drc_parser_interface.h" |
| |
| 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 err = 0; |
| |
| if (it_bit_buff != NULL && num_bit_stream_bits) { |
| it_bit_buff = impd_create_init_bit_buf(it_bit_buff, it_bit_buf, |
| num_bit_stream_bits / 8); |
| |
| } else { |
| return -1; |
| } |
| |
| err = impd_unidrc_interface_read(it_bit_buff, pstr_drc_interface); |
| if (err) return (err); |
| |
| *num_bits_read = (it_bit_buff->size) - it_bit_buff->cnt_bits; |
| |
| return err; |
| } |
| |
| 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) { |
| WORD32 err = 0; |
| WORD32 i = 0; |
| |
| if (pstr_drc_interface != NULL) { |
| pstr_drc_interface->interface_signat_flag = 0; |
| for (i = 0; i < MAX_SIGNATURE_DATA_LENGTH_PLUS_ONE * 8; i++) |
| pstr_drc_interface->drc_uni_interface_signature.interface_signat_data[i] = |
| 0; |
| |
| pstr_drc_interface->drc_uni_interface_signature.interface_signat_data_len = |
| 0; |
| |
| pstr_drc_interface->system_interface_flag = 1; |
| |
| pstr_drc_interface->system_interface.target_config_request_type = 0; |
| pstr_drc_interface->system_interface.num_downmix_id_requests = 0; |
| for (i = 0; i < MAX_NUM_DOWNMIX_ID_REQUESTS; i++) { |
| pstr_drc_interface->system_interface.requested_dwnmix_id[i] = 0; |
| } |
| pstr_drc_interface->system_interface.requested_target_layout = 0; |
| pstr_drc_interface->system_interface.requested_target_ch_count = 0; |
| |
| pstr_drc_interface->loudness_norm_ctrl_interface_flag = 1; |
| if (loud_norm == 1) { |
| pstr_drc_interface->loudness_norm_ctrl_interface |
| .loudness_normalization_on = 1; |
| } else { |
| pstr_drc_interface->loudness_norm_ctrl_interface |
| .loudness_normalization_on = 0; |
| } |
| pstr_drc_interface->loudness_norm_ctrl_interface.target_loudness = |
| (FLOAT32)target_loudness; |
| |
| pstr_drc_interface->loudness_norm_parameter_interface_flag = 1; |
| pstr_drc_interface->loudness_norm_param_interface.album_mode = 0; |
| pstr_drc_interface->loudness_norm_param_interface.peak_limiter = 0; |
| pstr_drc_interface->loudness_norm_param_interface |
| .change_loudness_deviation_max = 1; |
| pstr_drc_interface->loudness_norm_param_interface.loudness_deviation_max = |
| 63; |
| pstr_drc_interface->loudness_norm_param_interface |
| .change_loudness_measur_method = 1; |
| pstr_drc_interface->loudness_norm_param_interface |
| .loudness_measurement_method = 1; |
| pstr_drc_interface->loudness_norm_param_interface |
| .change_loudness_measur_system = 1; |
| pstr_drc_interface->loudness_norm_param_interface |
| .loudness_measurement_system = 1; |
| pstr_drc_interface->loudness_norm_param_interface |
| .change_loudness_measur_pre_proc = 0; |
| pstr_drc_interface->loudness_norm_param_interface |
| .loudness_measurement_pre_proc = 0; |
| pstr_drc_interface->loudness_norm_param_interface |
| .change_device_cut_off_freq = 1; |
| pstr_drc_interface->loudness_norm_param_interface.device_cut_off_frequency = |
| 20; |
| pstr_drc_interface->loudness_norm_param_interface |
| .change_loudness_norm_gain_db_max = 1; |
| pstr_drc_interface->loudness_norm_param_interface |
| .loudness_norm_gain_db_max = 1000.0; |
| pstr_drc_interface->loudness_norm_param_interface |
| .change_loudness_norm_gain_modification_db = 1; |
| pstr_drc_interface->loudness_norm_param_interface |
| .loudness_norm_gain_modification_db = 0.0; |
| pstr_drc_interface->loudness_norm_param_interface |
| .change_output_peak_level_max = 1; |
| pstr_drc_interface->loudness_norm_param_interface.output_peak_level_max = |
| 0.0; |
| |
| pstr_drc_interface->drc_interface_flag = 1; |
| if (drc_effect_type == -1) { |
| pstr_drc_interface->drc_ctrl_interface.dynamic_range_control_on = 0; |
| pstr_drc_interface->drc_ctrl_interface.requested_drc_effect_type[0][0] = |
| 0; |
| } else if (drc_effect_type == 0) { |
| pstr_drc_interface->drc_ctrl_interface.dynamic_range_control_on = 1; |
| pstr_drc_interface->drc_ctrl_interface.num_drc_feature_requests = 0; |
| } else { |
| pstr_drc_interface->drc_ctrl_interface.dynamic_range_control_on = 1; |
| pstr_drc_interface->drc_ctrl_interface.requested_drc_effect_type[0][0] = |
| drc_effect_type; |
| pstr_drc_interface->drc_ctrl_interface.num_drc_feature_requests = 3; |
| pstr_drc_interface->drc_ctrl_interface.drc_feature_req_type[0] = 0; |
| pstr_drc_interface->drc_ctrl_interface.drc_feature_req_type[1] = 1; |
| pstr_drc_interface->drc_ctrl_interface.drc_feature_req_type[2] = 2; |
| pstr_drc_interface->drc_ctrl_interface.requested_num_drc_effects[0] = 1; |
| pstr_drc_interface->drc_ctrl_interface |
| .desired_num_drc_effects_of_requested[0] = 1; |
| } |
| |
| pstr_drc_interface->drc_ctrl_interface |
| .requested_dyn_rng_measurement_type[0] = 0; |
| pstr_drc_interface->drc_ctrl_interface |
| .requested_dyn_range_is_single_val_flag[0] = 0; |
| pstr_drc_interface->drc_ctrl_interface |
| .requested_dyn_range_is_single_val_flag[1] = 0; |
| pstr_drc_interface->drc_ctrl_interface.requested_dyn_range_min_val[1] = |
| 3.0f; |
| pstr_drc_interface->drc_ctrl_interface.requested_dyn_range_max_val[1] = |
| 10.0f; |
| pstr_drc_interface->drc_ctrl_interface.requested_drc_characteristic[2] = 3; |
| |
| pstr_drc_interface->drc_parameter_interface_flag = 1; |
| pstr_drc_interface->drc_parameter_interface.change_compress = 1; |
| pstr_drc_interface->drc_parameter_interface.change_boost = 1; |
| pstr_drc_interface->drc_parameter_interface.compress = 1.0f; |
| pstr_drc_interface->drc_parameter_interface.boost = 1.0f; |
| pstr_drc_interface->drc_parameter_interface |
| .change_drc_characteristic_target = 1; |
| pstr_drc_interface->drc_parameter_interface.drc_characteristic_target = 0; |
| |
| pstr_drc_interface->drc_uni_interface_ext_flag = 0; |
| |
| } else { |
| return UNEXPECTED_ERROR; |
| } |
| |
| return err; |
| } |
