1/******************************************************************************
2 *
3 * Copyright (C) 2018 The Android Open Source Project
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at:
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 *****************************************************************************
18 * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
19*/
20#ifndef IMPD_DRC_API_STRUCT_DEF_H
21#define IMPD_DRC_API_STRUCT_DEF_H
22
23/****************************************************************************/
24/*                          structure definitions                           */
25/****************************************************************************/
26/* DRC Configuration */
27typedef struct ia_drc_config_struct {
28  WORD32 bitstream_file_format;
29  WORD32 dec_type;
30  WORD32 sub_band_domain_mode;
31  WORD32 num_ch_in;
32  WORD32 num_ch_out;
33  WORD32 sampling_rate;
34  WORD32 control_parameter_index;
35  WORD32 delay_mode;
36  WORD32 absorb_delay_on;
37  WORD32 gain_delay_samples;
38  WORD32 subband_domain_io_flag;
39  WORD32 frame_size;
40  WORD32 sub_band_down_sampling_factor;
41  WORD32 sub_band_count;
42  WORD32 peak_limiter;
43  WORD32 interface_bitstream_present;
44  WORD32 pcm_size;
45  WORD32 parametric_drc_delay_gain_dec_instance;
46  WORD32 parametric_drc_delay;
47  WORD32 parametric_drc_delay_max;
48  WORD32 eq_delay_gain_dec_instance;
49  WORD32 eq_delay;
50  WORD32 eq_delay_max;
51  WORD32 delay_line_samples;
52  WORD32 constant_delay_on;
53  WORD32 audio_delay_samples;
54
55  WORD32 effect_type;
56  WORD32 target_loudness;
57  WORD32 loud_norm_flag;
58
59} ia_drc_config_struct;
60
61/* DRC bitsteam handler */
62typedef struct bits_handler {
63  UWORD8 *bitstream_drc_config;
64  UWORD8 *bitstream_loudness_info;
65  UWORD8 *bitstream_unidrc_interface;
66  UWORD8 *it_bit_buf;
67  WORD32 num_bytes_bs_drc_config;
68  WORD32 num_bytes_bs_loudness_info;
69  WORD32 num_bits_read_bs_unidrc_interface;
70  WORD32 num_bytes_bs_unidrc_interface;
71  WORD32 num_bits_read_bs;
72  WORD32 num_bytes_read_bs;
73  WORD32 num_bytes_bs;
74  WORD32 num_bits_offset_bs;
75  WORD32 byte_index_bs;
76  WORD32 num_byts_cur;
77  WORD32 num_byts_cur_ic;
78  WORD32 num_byts_cur_il;
79  WORD32 num_byts_cur_in;
80  WORD32 cpy_over;
81  WORD32 cpy_over_ic;
82  WORD32 cpy_over_il;
83  WORD32 cpy_over_in;
84  WORD32 gain_stream_flag;
85} ia_drc_bits_handler_struct;
86
87typedef struct {
88  ia_drc_bits_dec_struct *pstr_bitstream_dec;
89  ia_drc_gain_dec_struct *pstr_gain_dec[2];
90  ia_drc_sel_pro_struct *pstr_selection_proc;
91  ia_drc_config *pstr_drc_config;
92  ia_drc_loudness_info_set_struct *pstr_loudness_info;
93  ia_drc_gain_struct *pstr_drc_gain;
94  ia_drc_interface_struct *pstr_drc_interface;
95
96  ia_drc_peak_limiter_struct *pstr_peak_limiter;
97  ia_drc_qmf_filt_struct *pstr_qmf_filter;
98  ia_drc_sel_proc_params_struct *pstr_drc_sel_proc_params;
99  ia_drc_sel_proc_output_struct *pstr_drc_sel_proc_output;
100
101} ia_drc_payload_struct;
102
103typedef struct ia_drc_state_struct {
104  UWORD32 ui_out_bytes;
105  UWORD32 ui_in_bytes;
106  UWORD32 ui_ir_bytes;
107  UWORD32 total_num_out_samples;
108  UWORD32 frame_no;
109  UWORD32 out_size;
110  UWORD32 ui_init_done;
111  UWORD32 ui_exe_done;
112  UWORD32 ui_ir_used;
113  WORD32 delay_in_output;
114  WORD32 delay_adjust_samples;
115  pVOID persistant_ptr;
116} ia_drc_state_struct;
117
118typedef struct IA_PSM_API_Struct {
119  ia_drc_state_struct *p_state;
120  ia_drc_config_struct str_config;
121  ia_drc_payload_struct str_payload;
122  ia_drc_bits_handler_struct str_bit_handler;
123  ia_mem_info_struct *p_mem_info;
124  pVOID *pp_mem;
125  struct ia_bit_buf_struct str_bit_buf, *pstr_bit_buf;
126
127} ia_drc_api_struct;
128
129#endif
130