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