41 lines
1.7 KiB
C
41 lines
1.7 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_QMF_POLY_H
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#define IXHEAACD_QMF_POLY_H
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double *ixheaacd_interpo_esbr_fcoff(const double *orig_prot, WORD32 no,
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WORD32 lo, WORD32 li);
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WORD32 ixheaacd_complex_anal_filt(ia_esbr_hbe_txposer_struct *ptr_hbe_txposer);
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WORD32 ixheaacd_real_synth_filt(ia_esbr_hbe_txposer_struct *ptr_hbe_txposer,
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WORD32 num_columns, FLOAT32 qmf_buf_real[][64],
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FLOAT32 qmf_buf_imag[][64]);
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VOID ixheaacd_cmplx_anal_fft_p2(FLOAT32 *inp, FLOAT32 *out, WORD32 n_points);
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VOID ixheaacd_cmplx_anal_fft_p3(FLOAT32 *inp, FLOAT32 *out, WORD32 n_points);
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VOID ixheaacd_real_synth_fft_p2(FLOAT32 *inp, FLOAT32 *out, WORD32 n_points);
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VOID ixheaacd_real_synth_fft_p3(FLOAT32 *inp, FLOAT32 *out, WORD32 n_points);
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#endif
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