99 lines
4.2 KiB
C
99 lines
4.2 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_FUNC_DEF_H
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#define IXHEAACD_FUNC_DEF_H
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#define restrict
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WORD32 ixheaacd_calc_idx_offset(WORD32 qn1, WORD32 qn2);
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VOID ixheaacd_qn_data(WORD32 nk_mode, WORD32 *qn,
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ia_bit_buf_struct *it_bit_buff);
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VOID ixheaacd_memset(FLOAT32 *x, WORD32 n);
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VOID ixheaacd_mem_cpy(const FLOAT32 x[], FLOAT32 y[], WORD32 n);
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VOID ixheaacd_vec_add(FLOAT32 x[], FLOAT32 y[], FLOAT32 z[], WORD32 n);
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VOID ixheaacd_vec_cnst_mul(FLOAT32 a, FLOAT32 x[], FLOAT32 z[], WORD32 n);
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WORD32 ixheaacd_lpd_dec(ia_usac_data_struct *usac_data,
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ia_usac_lpd_decoder_handle st,
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ia_td_frame_data_struct *pstr_td_frame_data,
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FLOAT32 fsynth[], WORD32 first_lpd_flag,
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WORD32 short_fac_flag, WORD32 bpf_control_info);
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VOID ixheaacd_lpd_dec_update(ia_usac_lpd_decoder_handle tddec,
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ia_usac_data_struct *usac_data, WORD32 i_ch);
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VOID ixheaacd_acelp_update(ia_usac_data_struct *usac_data, FLOAT32 signal_out[],
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ia_usac_lpd_decoder_handle st);
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VOID ixheaacd_init_acelp_data(ia_usac_data_struct *usac_data,
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ia_usac_lpd_decoder_handle st);
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VOID ixheaacd_reset_acelp_data(ia_usac_data_struct *usac_data,
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ia_usac_lpd_decoder_handle st,
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FLOAT32 *ptr_ola_buffer, WORD32 last_was_short,
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WORD32 tw_mdct);
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WORD32 ixheaacd_acelp_alias_cnx(ia_usac_data_struct *usac_data,
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ia_td_frame_data_struct *pstr_td_frame_data,
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WORD32 k, FLOAT32 A[], FLOAT32 stab_fac,
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ia_usac_lpd_decoder_handle st);
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WORD32 ixheaacd_tcx_mdct(ia_usac_data_struct *usac_data,
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ia_td_frame_data_struct *pstr_td_frame_data,
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WORD32 frame_index, FLOAT32 A[], WORD32 long_frame,
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ia_usac_lpd_decoder_handle st);
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VOID ixheaacd_alg_vec_dequant(ia_td_frame_data_struct *pstr_td_frame_data,
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WORD32 first_lpd_flag, FLOAT32 *lsf,
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WORD32 mod[]);
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VOID ixheaacd_fac_decoding(WORD32 fac_len, WORD32 k, WORD32 *fac_prm,
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ia_bit_buf_struct *it_bit_buff);
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WORD32 ixheaacd_lpc_to_td(FLOAT32 *lpc_coeffs, WORD32 lpc_order,
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FLOAT32 *mdct_gains, WORD32 lg);
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VOID ixheaacd_noise_shaping(FLOAT32 x[], WORD32 lg, WORD32 fdns_npts,
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FLOAT32 old_gains[], FLOAT32 new_gains[]);
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VOID ixheaacd_interpolation_lsp_params(FLOAT32 lsp_old[], FLOAT32 lsp_new[],
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FLOAT32 lp_flt_coff_a[],
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WORD32 nb_subfr);
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VOID ixheaacd_lpc_coef_gen(FLOAT32 lsf_old[], FLOAT32 lsf_new[], FLOAT32 a[],
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WORD32 nb_subfr, WORD32 m);
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VOID ixheaacd_tw_create(VOID);
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WORD32 ixheaacd_reset_acelp_tw_data(ia_usac_data_struct *usac_data, WORD32 i,
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ia_usac_lpd_decoder_handle st);
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WORD32 ixheaacd_tw_frame_process(ia_usac_data_struct *usac_data, WORD32 ch);
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VOID ixheaacd_huffman_decode(WORD32 it_bit_buff, WORD16 *h_index, WORD16 *len,
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const UWORD16 *input_table,
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const UWORD32 *idx_table);
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#endif
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