341 lines
9.0 KiB
C
341 lines
9.0 KiB
C
/******************************************************************************
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* *
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*****************************************************************************
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* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
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*/
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#ifndef IXHEAACD_CHANNELINFO_H
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#define IXHEAACD_CHANNELINFO_H
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#include "ixheaacd_lt_predict.h"
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#define MAX_SFB_SHORT 16
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#define MAX_QUANTIZED_VALUE 8191
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#define OVERLAP_BUFFER_SIZE 512
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#define JOINT_STEREO_MAX_GROUPS 8
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#define JOINT_STEREO_MAX_BANDS 64
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typedef struct {
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WORD16 window_shape;
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WORD16 window_sequence;
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WORD16 max_sfb;
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WORD16 num_swb_window;
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WORD16 sampling_rate_index;
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WORD16 num_window_groups;
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WORD8 window_group_length[8];
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WORD16 frame_length;
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WORD32 frame_size;
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WORD16 predictor_data_present;
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ltp_info ltp;
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ltp_info ltp2;
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} ia_ics_info_struct;
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typedef struct {
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WORD32 aac_sect_data_resil_flag;
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WORD32 aac_sf_data_resil_flag;
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WORD32 aac_spect_data_resil_flag;
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WORD32 ep_config;
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} ia_aac_err_config_struct;
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typedef struct {
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WORD32 ld_sbr_flag_present;
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WORD32 ld_sbr_samp_rate;
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WORD32 ld_sbr_crc_flag;
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WORD32 ldSbrHeaderPresent;
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WORD32 aac_sect_data_resil_flag;
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WORD32 aac_sf_data_resil_flag;
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WORD32 aac_spect_data_resil_flag;
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WORD32 ep_config;
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} ia_eld_specific_config_struct;
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typedef struct {
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UWORD8 ms_used[JOINT_STEREO_MAX_GROUPS][JOINT_STEREO_MAX_BANDS];
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} ia_stereo_info_struct;
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typedef struct {
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WORD16 start_band;
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WORD16 stop_band;
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WORD8 direction;
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WORD8 resolution;
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WORD8 order;
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WORD8 coef[MAX_ORDER];
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} ia_filter_info_struct;
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typedef struct {
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FLAG tns_data_present;
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WORD8 n_filt[MAX_WINDOWS];
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ia_filter_info_struct str_filter[MAX_WINDOWS][MAX_FILTERS];
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} ia_tns_info_aac_struct;
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typedef struct {
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const WORD16 *ptr_long_window[2];
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const WORD16 *ptr_short_window[2];
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WORD16 window_shape;
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WORD16 window_sequence;
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WORD32 *ptr_overlap_buf;
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WORD16 rvlc_prev_sf[128];
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WORD16 rvlc_prev_cb[128];
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WORD8 rvlc_prev_blk_type;
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WORD8 rvlc_prev_sf_ok;
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} ia_aac_dec_overlap_info;
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typedef struct {
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WORD32 sf_concealment;
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WORD32 rev_global_gain;
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WORD16 rvlc_sf_len;
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WORD32 dpcm_noise_nrg;
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WORD32 sf_esc_present;
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WORD16 rvlc_esc_len;
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WORD32 dpcm_noise_last_pos;
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WORD32 dpcm_is_last_pos;
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WORD16 rvlc_sf_fwd_len;
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WORD16 rvlc_sf_bwd_len;
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WORD16 *ptr_rvl_bit_cnt;
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UWORD16 *ptr_rvl_bit_str_idx;
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WORD16 num_wind_grps;
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WORD16 max_sfb_transmitted;
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UWORD8 first_noise_group;
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UWORD8 first_noise_band;
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UWORD8 direction;
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UWORD16 rvl_fwd_bit_str_idx;
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UWORD16 rvl_bwd_bit_str_idx;
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UWORD16 esc_bit_str_idx;
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const UWORD32 *ptr_huff_tree_rvl_cw;
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const UWORD32 *ptr_huff_tree_rvl_esc;
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UWORD8 num_fwd_esc_words_decoded;
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UWORD8 num_bwd_esc_words_decoded;
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UWORD8 num_esc_words_decoded;
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WORD8 noise_used;
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WORD8 intensity_used;
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WORD8 sf_used;
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WORD16 firt_scale_fac;
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WORD16 last_scale_fac;
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WORD16 first_nrg;
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WORD16 last_nrg;
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WORD16 is_first;
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WORD16 is_last;
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UWORD32 rvlc_err_log;
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WORD16 conceal_min;
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WORD16 conceal_max;
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WORD16 conceal_min_esc;
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WORD16 conceal_max_esc;
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} ia_rvlc_info_struct;
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#define LINES_PER_UNIT 4
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#define MAX_SFB_HCR (((1024 / 8) / LINES_PER_UNIT) * 8)
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#define NUMBER_OF_UNIT_GROUPS (LINES_PER_UNIT * 8)
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#define LINES_PER_UNIT_GROUP (1024 / NUMBER_OF_UNIT_GROUPS)
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#define FROM_LEFT_TO_RIGHT 0
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#define FROM_RIGHT_TO_LEFT 1
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#define MAX_CB_PAIRS 23
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#define MAX_HCR_SETS 14
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#define ESCAPE_VALUE 16
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#define POSITION_OF_FLAG_A 21
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#define POSITION_OF_FLAG_B 20
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#define MAX_CB 32
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#define MAX_CB_CHECK 32
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#define WORD_BITS 32
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#define THIRTYTWO_LOG_DIV_TWO_LOG 5
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#define EIGHT_LOG_DIV_TWO_LOG 3
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#define FOUR_LOG_DIV_TWO_LOG 2
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#define CPE_TOP_LENGTH 12288
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#define SCE_TOP_LENGTH 6144
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#define LEN_OF_LONGEST_CW_TOP_LENGTH 49
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#define Q_VALUE_INVALID 8192
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#define NODE_MASK 0x400
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#define ERROR_POS 0x00000001
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#define HCR_FATAL_PCW_ERROR_MASK 0x100E01FC
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typedef enum { PCW, PCW_SIGN, PCW_ESC_SIGN } ia_pcw_type_struct;
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typedef struct {
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UWORD32 err_log;
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WORD32 *ptr_quant_spec_coeff_base;
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WORD32 quant_spec_coeff_idx;
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WORD16 reordered_spec_data_len;
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WORD16 num_sect;
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WORD16 *ptr_num_line_in_sect;
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UWORD16 bit_str_idx;
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WORD8 longest_cw_len;
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UWORD8 *ptr_cb;
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} ia_huff_code_reorder_io_struct;
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typedef struct {
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const UWORD8 *ptr_min_cb_pair_tbl;
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const UWORD8 *ptr_max_cb_pair_tbl;
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} ia_huff_code_reorder_cb_pairs_struct;
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typedef struct {
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const UWORD16 *ptr_lav_tbl;
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const UWORD8 *ptr_max_cw_len_tbl;
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const UWORD8 *ptr_cb_dimension_tbl;
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const UWORD8 *ptr_cb_dim_shift_tbl;
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const UWORD8 *ptr_cb_sign_tbl;
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const UWORD8 *ptr_cb_priority;
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} ia_huff_code_reorder_tbl_struct;
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typedef struct {
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WORD32 num_segment;
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UWORD32 segment_offset;
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WORD32 arr_temp_values[1024];
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UWORD16 arr_seg_start_l[1024 >> 1];
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UWORD16 arr_seg_start_r[1024 >> 1];
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WORD8 p_remaining_bits_in_seg[1024 >> 1];
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WORD32 code[512];
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WORD32 code_extra[512];
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WORD8 p_num_bits[512];
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UWORD8 read_direction;
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WORD32 is_decoded[512];
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} ia_huff_code_reord_seg_info_struct;
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typedef struct {
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UWORD32 num_code_word;
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UWORD32 current_codeword;
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UWORD32 num_sorted_section;
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UWORD16 ptr_num_cw_in_sect[MAX_SFB_HCR];
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UWORD16 ptr_num_sorted_cw_in_sect[MAX_SFB_HCR];
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UWORD16 ptr_num_ext_sorted_cw_in_sect[MAX_SFB_HCR + MAX_HCR_SETS];
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WORD32 num_ext_sorted_cw_in_sect_idx;
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UWORD16 ptr_num_ext_sorted_sect_in_sets[MAX_HCR_SETS];
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WORD32 num_ext_sorted_sect_in_sets_idx;
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UWORD16 ptr_reorder_offset[MAX_SFB_HCR];
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UWORD8 ptr_sorted_cb[MAX_SFB_HCR];
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UWORD8 ptr_ext_sorted_cw[MAX_SFB_HCR + MAX_HCR_SETS];
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WORD32 ext_sorted_cw_idx;
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UWORD8 ptr_ext_sorted_sect_max_cb_len[MAX_SFB_HCR + MAX_HCR_SETS];
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WORD32 ext_sorted_sect_max_cb_len_idx;
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UWORD8 ptr_cb_switch[MAX_SFB_HCR];
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} ia_huff_code_reord_sect_info_struct;
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typedef UWORD32 (*ixheaacd_ptr_state_func)(ia_bit_buf_struct *, pVOID);
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typedef struct {
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WORD32 *ptr_result_base;
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UWORD16 res_ptr_idx[1024 >> 2];
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UWORD32 cw_offset;
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UWORD8 ptr_cb[1024 >> 2];
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} ia_hcr_non_pcw_sideinfo_struct;
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typedef struct {
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ia_huff_code_reorder_io_struct str_dec_io;
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ia_huff_code_reorder_cb_pairs_struct codebook_pairs;
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ia_huff_code_reorder_tbl_struct table_info;
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ia_huff_code_reord_seg_info_struct str_segment_info;
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ia_huff_code_reord_sect_info_struct sect_info;
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ia_hcr_non_pcw_sideinfo_struct str_non_pcw_side_info;
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WORD32 global_hcr_type;
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} ia_hcr_info_struct;
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typedef struct {
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WORD16 scale_factor[MAX_WINDOWS * MAX_SFB_SHORT];
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WORD8 code_book[MAX_WINDOWS * MAX_SFB_SHORT];
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} ia_aac_sfb_code_book_struct;
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typedef struct {
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ia_stereo_info_struct str_stereo_info;
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ia_pns_correlation_info_struct str_pns_corr_info;
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} ia_pns_stereo_data_struct;
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typedef struct {
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WORD16 win_shape;
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WORD16 win_seq;
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WORD32 *ptr_overlap_buf;
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} ia_aac_dec_ola_data;
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typedef struct {
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const WORD16 *ptr_long_window[2];
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const WORD16 *ptr_short_window[2];
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ia_aac_dec_ola_data overlap_add_data;
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WORD16 *ltp_buf;
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UWORD16 ltp_lag;
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} ia_aac_dec_channel_info;
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typedef struct {
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WORD16 *ptr_scale_factor;
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WORD8 *ptr_code_book;
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WORD32 *ptr_spec_coeff;
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ia_stereo_info_struct *pstr_stereo_info;
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ia_pns_correlation_info_struct *pstr_pns_corr_info;
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ia_pns_rand_vec_struct *pstr_pns_rand_vec_data;
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ia_ics_info_struct str_ics_info;
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ia_tns_info_aac_struct str_tns_info;
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ia_pulse_info_struct str_pulse_info;
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ia_pns_info_struct str_pns_info;
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WORD16 common_window;
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WORD16 element_instance_tag;
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WORD16 global_gain;
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WORD32 *scratch_buf_ptr;
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WORD32 *pulse_scratch;
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ia_rvlc_info_struct ptr_rvlc_info;
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ia_hcr_info_struct str_hcr_info;
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WORD16 reorder_spect_data_len;
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WORD8 longest_cw_len;
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WORD16 rvlc_scf_esc_arr[128];
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WORD16 rvlc_scf_fwd_arr[128];
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WORD16 rvlc_scf_bwd_arr[128];
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WORD8 rvlc_intensity_used;
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WORD16 num_line_in_sec4_hcr_arr[32 * 8];
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UWORD8 cb4_hcr_arr[32 * 8];
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WORD32 number_sect;
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WORD32 granule_len;
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WORD16 rvlc_curr_sf_flag;
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WORD16 *ltp_buf;
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UWORD16 ltp_lag;
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} ia_aac_dec_channel_info_struct;
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WORD16 ixheaacd_ics_read(ia_bit_buf_struct *it_bit_buff,
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ia_ics_info_struct *ptr_ics_info,
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WORD8 num_swb_window[2], WORD32 object_type,
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WORD32 common_window, WORD32 frame_size);
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IA_ERRORCODE ixheaacd_ltp_decode(ia_bit_buf_struct *it_bit_buff,
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ia_ics_info_struct *ptr_ics_info,
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WORD32 object_type, WORD32 frame_size,
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WORD32 ch);
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#endif /* #ifndef IXHEAACD_CHANNELINFO_H */
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