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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_INTERFACE_H
#define IXHEAACD_INTERFACE_H
enum {
LN = 2048,
SN = 256,
LN2 = LN / 2,
SN2 = SN / 2,
LN4 = LN / 4,
SN4 = SN / 4,
NSHORT = LN / SN,
MAX_SBK = NSHORT,
MAXBANDS = 16 * NSHORT,
MAXFAC = 121,
MIDFAC = (MAXFAC - 1) / 2,
SF_OFFSET = 100,
LEN_TAG = 4,
LEN_MAX_SFBS = 4,
LEN_MAX_SFBL = 6,
LEN_SAMP_IDX = 4,
LEN_PC_COMM = 8,
};
WORD32 ixheaacd_dec_main(VOID *handle, WORD8 *inbuffer, WORD8 *outbuffer,
WORD32 *out_bytes, WORD32 frames_done, WORD32 pcmsize,
WORD32 *num_channel_out);
VOID ixheaacd_complex_fft_p3(WORD32 *xr, WORD32 *xi, WORD32 nlength,
WORD32 fft_mode, WORD32 *preshift);
VOID ixheaacd_complex_fft_p2_dec(WORD32 *xr, WORD32 *xi, WORD32 nlength,
WORD32 fft_mode, WORD32 *preshift);
VOID ixheaacd_complex_fft_p2_armv7(WORD32 *xr, WORD32 *xi, WORD32 nlength,
WORD32 fft_mode, WORD32 *preshift);
VOID ixheaacd_mps_complex_fft_64_dec(WORD32 *ptr_x, WORD32 *fin_re,
WORD32 *fin_im, WORD32 nlength);
VOID ixheaacd_mps_complex_fft_64_armv7(WORD32 *ptr_x, WORD32 *fin_re,
WORD32 *fin_im, WORD32 nlength);
VOID ixheaacd_mps_complex_fft_64_asm(const WORD32 *table, WORD32 nlength,
WORD32 *ptr_x, WORD32 *ptr_y,
const WORD8 *table2);
VOID ixheaacd_complex_ifft_p2_asm(const WORD32 *table, WORD32 nlength,
WORD32 *ptr_x, WORD32 *ptr_y);
VOID ixheaacd_complex_fft_p2_asm(const WORD32 *table, WORD32 nlength,
WORD32 *ptr_x, WORD32 *ptr_y);
VOID ixheaacd_mps_synt_pre_twiddle_dec(WORD32 *ptr_in, const WORD32 *table_re,
const WORD32 *table_im,
WORD32 resolution);
VOID ixheaacd_mps_synt_pre_twiddle_armv7(WORD32 *ptr_in, const WORD32 *table_re,
const WORD32 *table_im,
WORD32 resolution);
VOID ixheaacd_mps_synt_post_twiddle_dec(WORD32 *ptr_in, const WORD32 *table_re,
const WORD32 *table_im,
WORD32 resolution);
VOID ixheaacd_mps_synt_post_twiddle_armv7(WORD32 *ptr_in,
const WORD32 *table_re,
const WORD32 *table_im,
WORD32 resolution);
VOID ixheaacd_calc_pre_twid_dec(WORD32 *ptr_x, WORD32 *r_ptr, WORD32 *i_ptr,
WORD32 nlength, const WORD32 *cos_ptr,
const WORD32 *sin_ptr);
VOID ixheaacd_calc_pre_twid_armv7(WORD32 *ptr_x, WORD32 *r_ptr, WORD32 *i_ptr,
WORD32 nlength, const WORD32 *cos_ptr,
const WORD32 *sin_ptr);
VOID ixheaacd_calc_post_twid_dec(WORD32 *ptr_x, WORD32 *r_ptr, WORD32 *i_ptr,
WORD32 nlength, const WORD32 *cos_ptr,
const WORD32 *sin_ptr);
VOID ixheaacd_calc_post_twid_armv7(WORD32 *ptr_x, WORD32 *r_ptr, WORD32 *i_ptr,
WORD32 nlength, const WORD32 *cos_ptr,
const WORD32 *sin_ptr);
VOID ixheaacd_mps_synt_post_fft_twiddle_dec(WORD32 resolution, WORD32 *fin_re,
WORD32 *fin_im,
const WORD32 *table_re,
const WORD32 *table_im,
WORD32 *state);
VOID ixheaacd_mps_synt_post_fft_twiddle_armv7(WORD32 resolution, WORD32 *fin_re,
WORD32 *fin_im,
const WORD32 *table_re,
const WORD32 *table_im,
WORD32 *state);
VOID ixheaacd_mps_synt_out_calc_dec(WORD32 resolution, WORD32 *out,
WORD32 *state, const WORD32 *filter_coeff);
VOID ixheaacd_mps_synt_out_calc_armv7(WORD32 resolution, WORD32 *out,
WORD32 *state,
const WORD32 *filter_coeff);
#endif /* #ifndef IXHEAACD_INTERFACE_H */