94 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			94 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C
		
	
	
	
| /******************************************************************************
 | |
|  *
 | |
|  * 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 IMPD_DRC_LOUDNESS_CONTROL_H
 | |
| #define IMPD_DRC_LOUDNESS_CONTROL_H
 | |
| 
 | |
| #ifdef __cplusplus
 | |
| extern "C" {
 | |
| #endif /* __cplusplus */
 | |
| 
 | |
| WORD32
 | |
| impd_mixing_level_info(
 | |
|     ia_drc_sel_proc_params_struct* pstr_drc_sel_proc_params_struct,
 | |
|     ia_drc_loudness_info_set_struct* pstr_loudness_info,
 | |
|     WORD32 requested_dwnmix_id, WORD32 drc_set_id_requested,
 | |
|     WORD32 eq_set_id_requested, FLOAT32* mixing_level);
 | |
| VOID impd_signal_peak_level_info(
 | |
|     ia_drc_config* pstr_drc_config,
 | |
|     ia_drc_loudness_info_set_struct* pstr_loudness_info,
 | |
|     ia_drc_instructions_struct* str_drc_instruction_str,
 | |
|     WORD32 requested_dwnmix_id, WORD32 album_mode,
 | |
|     WORD32 num_compression_eq_count, WORD32* num_compression_eq_id,
 | |
|     WORD32* peak_info_count, WORD32 eq_set_id[], FLOAT32 signal_peak_level[],
 | |
|     WORD32 explicit_peak_information_present[]);
 | |
| 
 | |
| WORD32
 | |
| impd_extract_loudness_peak_to_average_info(
 | |
|     ia_loudness_info_struct* loudness_info, WORD32 dyn_range_measurement_type,
 | |
|     WORD32* loudness_peak_2_avg_value_present,
 | |
|     FLOAT32* loudness_peak_2_avg_value);
 | |
| 
 | |
| WORD32
 | |
| impd_loudness_peak_to_average_info(
 | |
|     ia_drc_loudness_info_set_struct* pstr_loudness_info,
 | |
|     ia_drc_instructions_struct* str_drc_instruction_str,
 | |
|     WORD32 requested_dwnmix_id, WORD32 dyn_range_measurement_type,
 | |
|     WORD32 album_mode, WORD32* loudness_peak_2_avg_value_present,
 | |
|     FLOAT32* loudness_peak_2_avg_value);
 | |
| 
 | |
| WORD32
 | |
| impd_overall_loudness_present(ia_loudness_info_struct* loudness_info,
 | |
|                               WORD32* loudness_info_present);
 | |
| 
 | |
| WORD32
 | |
| impd_find_overall_loudness_info(
 | |
|     ia_drc_sel_proc_params_struct* pstr_drc_sel_proc_params_struct,
 | |
|     ia_drc_loudness_info_set_struct* pstr_loudness_info,
 | |
|     WORD32 requested_dwnmix_id, WORD32 drc_set_id_requested,
 | |
|     WORD32* overall_loudness_info_present, WORD32* loudness_info_count,
 | |
|     ia_loudness_info_struct* loudness_info[]);
 | |
| 
 | |
| WORD32
 | |
| impd_high_pass_loudness_adjust_info(ia_loudness_info_struct* loudness_info,
 | |
|                                     WORD32* loudness_hp_adjust_present,
 | |
|                                     FLOAT32* loudness_hp_adjust);
 | |
| 
 | |
| WORD32
 | |
| impd_find_high_pass_loudness_adjust(
 | |
|     ia_drc_loudness_info_set_struct* pstr_loudness_info,
 | |
|     WORD32 requested_dwnmix_id, WORD32 drc_set_id_requested, WORD32 album_mode,
 | |
|     FLOAT32 device_cutoff_freq, WORD32* loudness_hp_adjust_present,
 | |
|     FLOAT32* loudness_hp_adjust);
 | |
| 
 | |
| WORD32
 | |
| impd_init_loudness_control(
 | |
|     ia_drc_sel_proc_params_struct* pstr_drc_sel_proc_params_struct,
 | |
|     ia_drc_loudness_info_set_struct* pstr_loudness_info,
 | |
|     WORD32 requested_dwnmix_id, WORD32 drc_set_id_requested,
 | |
|     WORD32 num_compression_eq_count, WORD32* num_compression_eq_id,
 | |
|     WORD32* loudness_info_count, WORD32 eq_set_id[],
 | |
|     FLOAT32 loudness_normalization_gain_db[], FLOAT32 loudness[]);
 | |
| 
 | |
| #ifdef __cplusplus
 | |
| }
 | |
| #endif /* __cplusplus */
 | |
| 
 | |
| #endif
 |