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