aosp12/external/libxaac/decoder/ixheaacd_td_mdct.h

32 lines
1.3 KiB
C

/******************************************************************************
* *
* 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_TD_MDCT_H
#define IXHEAACD_TD_MDCT_H
WORD8 ixheaacd_float2fix(FLOAT32 *x, WORD32 *int_x, WORD32 length);
VOID ixheaacd_fix2float(WORD32 *int_xn1, FLOAT32 *xn1, WORD32 length,
WORD8 *shiftp, WORD32 *preshift);
WORD32 ixheaacd_complex_fft(WORD32 *data_r, WORD32 *data_i, WORD32 len,
WORD32 fft_mode, WORD32 *preshift);
#endif