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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
*/
#ifndef IMPD_DRC_API_STRUCT_DEF_H
#define IMPD_DRC_API_STRUCT_DEF_H
/****************************************************************************/
/* structure definitions */
/****************************************************************************/
/* DRC Configuration */
typedef struct ia_drc_config_struct
{
WORD32 bitstream_file_format;
WORD32 dec_type;
WORD32 sub_band_domain_mode;
WORD32 num_ch_in;
WORD32 num_ch_out;
WORD32 sampling_rate;
WORD32 control_parameter_index;
WORD32 delay_mode;
WORD32 absorb_delay_on;
WORD32 gain_delay_samples;
WORD32 subband_domain_io_flag;
WORD32 frame_size;
WORD32 sub_band_down_sampling_factor;
WORD32 sub_band_count;
WORD32 peak_limiter;
WORD32 interface_bitstream_present;
WORD32 pcm_size;
WORD32 parametric_drc_delay_gain_dec_instance ;
WORD32 parametric_drc_delay;
WORD32 parametric_drc_delay_max;
WORD32 eq_delay_gain_dec_instance;
WORD32 eq_delay;
WORD32 eq_delay_max;
WORD32 delay_line_samples;
WORD32 constant_delay_on;
WORD32 audio_delay_samples;
WORD32 effect_type;
WORD32 target_loudness;
WORD32 loud_norm_flag;
}ia_drc_config_struct;
/* DRC bitsteam handler */
typedef struct bits_handler
{
UWORD8* bitstream_drc_config;
UWORD8* bitstream_loudness_info ;
UWORD8* bitstream_unidrc_interface ;
UWORD8* it_bit_buf;
WORD32 num_bytes_bs_drc_config;
WORD32 num_bytes_bs_loudness_info;
WORD32 num_bits_read_bs_unidrc_interface;
WORD32 num_bytes_bs_unidrc_interface;
WORD32 num_bits_read_bs;
WORD32 num_bytes_read_bs;
WORD32 num_bytes_bs;
WORD32 num_bits_offset_bs;
WORD32 byte_index_bs;
WORD32 num_byts_cur;
WORD32 num_byts_cur_ic;
WORD32 num_byts_cur_il;
WORD32 num_byts_cur_in;
WORD32 cpy_over;
WORD32 cpy_over_ic;
WORD32 cpy_over_il;
WORD32 cpy_over_in;
WORD32 gain_stream_flag;
}ia_drc_bits_handler_struct;
typedef struct
{
ia_drc_bits_dec_struct *pstr_bitstream_dec;
ia_drc_gain_dec_struct *pstr_gain_dec[2];
ia_drc_sel_pro_struct *pstr_selection_proc;
ia_drc_config *pstr_drc_config;
ia_drc_loudness_info_set_struct *pstr_loudness_info;
ia_drc_gain_struct *pstr_drc_gain;
ia_drc_interface_struct *pstr_drc_interface;
ia_drc_peak_limiter_struct *pstr_peak_limiter;
ia_drc_qmf_filt_struct *pstr_qmf_filter;
ia_drc_sel_proc_params_struct *pstr_drc_sel_proc_params;
ia_drc_sel_proc_output_struct *pstr_drc_sel_proc_output;
}ia_drc_payload_struct;
typedef struct ia_drc_state_struct
{
UWORD32 ui_out_bytes;
UWORD32 ui_in_bytes;
UWORD32 ui_ir_bytes;
UWORD32 total_num_out_samples;
UWORD32 frame_no;
UWORD32 out_size;
UWORD32 ui_init_done;
UWORD32 ui_exe_done;
UWORD32 ui_ir_used;
WORD32 delay_in_output;
WORD32 delay_adjust_samples;
pVOID persistant_ptr;
}ia_drc_state_struct;
typedef struct IA_PSM_API_Struct
{
ia_drc_state_struct *p_state;
ia_drc_config_struct str_config;
ia_drc_payload_struct str_payload;
ia_drc_bits_handler_struct str_bit_handler;
ia_mem_info_struct *p_mem_info;
pVOID *pp_mem;
struct ia_bit_buf_struct str_bit_buf, *pstr_bit_buf;
} ia_drc_api_struct;
#endif
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