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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 IXHEAACD_BIT_EXTRACT_H
#define IXHEAACD_BIT_EXTRACT_H
typedef struct {
WORD32 core_mode[2];
WORD32 common_tw;
WORD32 common_window;
WORD32 tns_data_present[2];
WORD32 tns_active;
WORD32 common_tns;
WORD32 tns_on_lr;
WORD32 tns_present_both;
WORD32 common_max_sfb;
UWORD8 max_sfb[2];
WORD32 max_sfb_ste;
WORD32 pred_dir;
WORD32 complex_coef;
WORD32 use_prev_frame;
UWORD8 ms_mask_present[2];
} ia_usac_tmp_core_coder_struct;
WORD32 ixheaacd_ics_info(ia_usac_data_struct *usac_data, WORD32 widx,
UWORD8 *max_sfb, ia_bit_buf_struct *it_bit_buff,
WORD32 window_sequence_last);
VOID ixheaacd_calc_grp_offset(ia_sfb_info_struct *pstr_sfb_info, UWORD8 *group);
VOID ixheaacd_read_tns_u(ia_sfb_info_struct *pstr_sfb_info,
ia_tns_frame_info_struct *pstr_tns_frame_info,
ia_bit_buf_struct *it_bit_buff);
WORD32 ixheaacd_core_coder_data(WORD32 id, ia_usac_data_struct *usac_data,
WORD32 elem_idx, WORD32 chan_offset,
ia_bit_buf_struct *it_bit_buff,
WORD32 nr_core_coder_channels);
VOID usac_past_tw(ia_usac_data_struct *usac_data, WORD32 mod0, WORD32 i,
ia_usac_lpd_decoder_handle st);
VOID usac_td2buffer(FLOAT32 p_in_data[], ia_usac_data_struct *usac_data,
WORD32 k, WORD32 mod0);
WORD32 ixheaacd_lpd_channel_stream(ia_usac_data_struct *usac_data,
ia_td_frame_data_struct *pstr_td_frame_data,
ia_bit_buf_struct *it_bit_buff,
FLOAT32 *synth);
VOID ixheaacd_acelp_decoding(WORD32 k, ia_usac_data_struct *usac_data,
ia_td_frame_data_struct *pstr_td_frame_data,
ia_bit_buf_struct *it_bit_buff, WORD32 chan);
IA_ERRORCODE ixheaacd_tcx_coding(ia_usac_data_struct *usac_data, WORD32 *quant,
WORD32 k, WORD32 first_tcx_flag,
ia_td_frame_data_struct *pstr_td_frame_data,
ia_bit_buf_struct *it_bit_buff);
WORD32 ixheaacd_win_seq_select(WORD32 window_sequence_curr,
WORD32 window_sequence_last);
WORD32 ixheaacd_fd_channel_stream(
ia_usac_data_struct *usac_data,
ia_usac_tmp_core_coder_struct *pstr_core_coder, UWORD8 *max_sfb,
WORD32 window_sequence_last, WORD32 chn, WORD32 noise_filling_config,
WORD32 ch, ia_bit_buf_struct *it_bit_buff);
VOID ixheaacd_read_fac_data(WORD32 lfac, WORD32 *fac_data,
ia_bit_buf_struct *it_bit_buff);
#endif /* IXHEAACD_BIT_EXTRACT_H */
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