46 lines
2.1 KiB
C
46 lines
2.1 KiB
C
/******************************************************************************
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* *
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* Copyright (C) 2023 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_EC_H
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#define IXHEAACD_EC_H
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VOID ixheaacd_aac_ec_init(ia_ec_state_str *pstr_ec_state);
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VOID ixheaacd_aac_apply_ec(ia_ec_state_str *pstr_ec_state,
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ia_aac_dec_channel_info_struct *pstr_aac_dec_channel_info,
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const ia_usac_samp_rate_info *pstr_samp_rate_info,
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const WORD32 num_samples, ia_ics_info_struct *pstr_ics_info,
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const WORD32 frame_status);
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VOID ixheaacd_usac_ec_init(ia_ec_state_str *pstr_ec_state, WORD32 core_coder_mode);
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VOID ixheaacd_usac_ec_save_states(ia_ec_state_str *pstr_ec_state,
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ia_usac_data_struct *pstr_usac_data, WORD32 ch);
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VOID ixheaacd_usac_apply_ec(ia_usac_data_struct *pstr_usac_data,
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const ia_usac_samp_rate_info *pstr_samp_rate_info, WORD32 ch);
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VOID ixheaacd_usac_lpc_ec(FLOAT32 lsp[][ORDER], FLOAT32 *lpc4_lsf, FLOAT32 *lsf_adaptive_mean,
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const WORD32 first_lpd_flag);
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VOID ixheaacd_usac_tcx_ec(ia_usac_data_struct *pstr_usac_data, ia_usac_lpd_decoder_handle st,
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FLOAT32 *ptr_lsp_curr, WORD32 frame_idx, FLOAT32 *lp_flt_coff_a);
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#endif /* IXHEAACD_EC_H */
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