50 lines
1.5 KiB
C
50 lines
1.5 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_TNS_USAC_H
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#define IXHEAACD_TNS_USAC_H
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#define TNS_MAX_BANDS 49
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#define TNS_MAX_ORDER 31
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#define TNS_MAX_WIN 8
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#define TNS_MAX_FILT 3
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typedef struct {
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WORD32 start_band;
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WORD32 stop_band;
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WORD32 order;
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WORD32 direction;
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WORD32 coef_compress;
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WORD16 coef[TNS_MAX_ORDER];
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} ia_tns_filter_struct;
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typedef struct {
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WORD32 n_filt;
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WORD32 coef_res;
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ia_tns_filter_struct str_filter[TNS_MAX_FILT];
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} ia_tns_info_struct;
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typedef struct {
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WORD32 n_subblocks;
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ia_tns_info_struct str_tns_info[TNS_MAX_WIN];
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} ia_tns_frame_info_struct;
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#endif /* IXHEAACD_TNS_USAC_H */
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