/******************************************************************************
* *
* 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_BLOCK_H
#define IXHEAACD_BLOCK_H
#define IQ_TABLE_SIZE_HALF 128
VOID ixheaacd_inverse_quantize(WORD32 *x_invquant, WORD no_band,
WORD32 *ixheaacd_pow_table_Q13,
WORD8 *scratch_in);
VOID ixheaacd_scale_factor_process_dec(WORD32 *x_invquant, WORD16 *scale_fact,
WORD no_band, WORD8 *width,
WORD32 *scale_tables_ptr,
WORD32 total_channels,
WORD32 object_type,
WORD32 aac_sf_data_resil_flag);
VOID ixheaacd_scale_factor_process_armv7(WORD32 *x_invquant, WORD16 *scale_fact,
WORD no_band, WORD8 *width,
WORD32 *scale_tables_ptr,
WORD32 total_channels,
WORD32 object_type,
WORD32 aac_sf_data_resil_flag);
VOID ixheaacd_scale_factor_process_armv8(WORD32 *x_invquant, WORD16 *scale_fact,
WORD no_band, WORD8 *width,
WORD32 *scale_tables_ptr,
WORD32 total_channels,
WORD32 object_type,
WORD32 aac_sf_data_resil_flag);
void ixheaacd_right_shift_block(WORD32 *p_spectrum, WORD length,
WORD shift_val);
WORD ixheaacd_decode_huffman(ia_bit_buf_struct *it_bit_buff, WORD32 cb_no,
WORD32 *spec_coef, WORD16 *sfb_offset, WORD start,
WORD sfb, WORD group_len,
ia_aac_dec_tables_struct *ptr_aac_tables);
WORD ixheaacd_huffman_dec_word2(ia_bit_buf_struct *it_bit_buff, WORD32 cb_no,
WORD32 width,
ia_aac_dec_tables_struct *ptr_aac_tables,
WORD32 *x_invquant, WORD8 *scratch_ptr);
VOID ixheaacd_read_scale_factor_data(
ia_bit_buf_struct *it_bit_buff,
ia_aac_dec_channel_info_struct *ptr_aac_dec_channel_info,
ia_aac_dec_tables_struct *ptr_aac_tables, WORD32 object_type);
WORD16 ixheaacd_read_spectral_data(
ia_bit_buf_struct *it_bit_buff,
ia_aac_dec_channel_info_struct *ptr_aac_dec_channel_info,
ia_aac_dec_tables_struct *ptr_aac_tables, WORD32 total_channels,
WORD32 frame_size, WORD32 object_type, WORD32 aac_spect_data_resil_flag,
WORD32 aac_sf_data_resil_flag);
WORD16 ixheaacd_read_section_data(
ia_bit_buf_struct *it_bit_buff,
ia_aac_dec_channel_info_struct *ptr_aac_dec_channel_info,
WORD32 aac_spect_data_resil_flag, WORD32 aac_sect_data_resil_flag,
ia_aac_dec_tables_struct *ptr_aac_tables);
VOID ixheaacd_over_lap_add1_dec(WORD32 *coef, WORD32 *prev, WORD16 *out,
const WORD16 *window, WORD16 q_shift,
WORD16 size, WORD16 ch_fac);
VOID ixheaacd_over_lap_add1_armv7(WORD32 *coef, WORD32 *prev, WORD16 *out,
const WORD16 *window, WORD16 q_shift,
WORD16 size, WORD16 ch_fac);
VOID ixheaacd_over_lap_add1_armv8(WORD32 *coef, WORD32 *prev, WORD16 *out,
const WORD16 *window, WORD16 q_shift,
WORD16 size, WORD16 ch_fac);
VOID ixheaacd_over_lap_add2_dec(WORD32 *coef, WORD32 *prev, WORD32 *out,
const WORD16 *window, WORD16 q_shift,
WORD16 size, WORD16 ch_fac);
VOID ixheaacd_over_lap_add2_armv7(WORD32 *coef, WORD32 *prev, WORD32 *out,
const WORD16 *window, WORD16 q_shift,
WORD16 size, WORD16 ch_fac);
VOID ixheaacd_over_lap_add2_armv8(WORD32 *coef, WORD32 *prev, WORD32 *out,
const WORD16 *window, WORD16 q_shift,
WORD16 size, WORD16 ch_fac);
VOID ixheaacd_set_corr_info(
ia_aac_dec_channel_info_struct *ptr_aac_dec_channel_info, WORD16 pns_band);
VOID ixheaacd_gen_rand_vec(WORD32 scale, WORD shift, WORD32 *spec,
WORD32 sfb_width, WORD32 *random_vec);
VOID ixheaacd_pns_process(
ia_aac_dec_channel_info_struct *ptr_aac_dec_channel_info[], WORD32 channel,
ia_aac_dec_tables_struct *ptr_aac_tables);
VOID ixheaacd_spec_to_overlapbuf_dec(WORD32 *ptr_overlap_buf,
WORD32 *ptr_spec_coeff, WORD32 q_shift,
WORD32 size);
VOID ixheaacd_spec_to_overlapbuf_armv7(WORD32 *ptr_overlap_buf,
WORD32 *ptr_spec_coeff, WORD32 q_shift,
WORD32 size);
VOID ixheaacd_overlap_buf_out_dec(WORD16 *out_samples, WORD32 *ptr_overlap_buf,
WORD32 size, const WORD16 ch_fac);
VOID ixheaacd_overlap_buf_out_armv7(WORD16 *out_samples,
WORD32 *ptr_overlap_buf, WORD32 size,
const WORD16 ch_fac);
WORD32 ixheaacd_inv_quant(WORD32 *x_quant, WORD32 *ixheaacd_pow_table_Q13);
VOID ixheaacd_imdct_process(ia_aac_dec_overlap_info *ptr_aac_dec_overlap_info,
WORD32 *ptr_spec_coeff,
ia_ics_info_struct *ptr_ics_info,
WORD16 out_samples[], const WORD16 ch_fac,
WORD32 *scratch,
ia_aac_dec_tables_struct *ptr_aac_tables,
WORD32 object_type);
VOID ixheaacd_neg_shift_spec_dec(WORD32 *coef, WORD16 *out, WORD16 q_shift,
WORD16 ch_fac);
VOID ixheaacd_neg_shift_spec_armv7(WORD32 *coef, WORD16 *out, WORD16 q_shift,
WORD16 ch_fac);
VOID ixheaacd_neg_shift_spec_armv8(WORD32 *coef, WORD16 *out, WORD16 q_shift,
WORD16 ch_fac);
VOID ixheaacd_nolap1_32(WORD32 *coef, WORD32 *out, WORD16 cu_scale,
WORD16 stride);
VOID ixheaacd_overlap_out_copy_dec(WORD16 *out_samples, WORD32 *ptr_overlap_buf,
WORD32 *ptr_overlap_buf1,
const WORD16 ch_fac);
VOID ixheaacd_overlap_out_copy_armv7(WORD16 *out_samples,
WORD32 *ptr_overlap_buf,
WORD32 *ptr_overlap_buf1,
const WORD16 ch_fac);
VOID ixheaacd_long_short_win_seq(WORD32 *current, WORD32 *prev, WORD16 *out,
const WORD16 *short_window,
const WORD16 *short_window_prev,
const WORD16 *long_window_prev, WORD16 q_shift,
WORD16 ch_fac);
WORD32 ixheaacd_cnt_leading_ones(WORD32 a);
VOID ixheaacd_huffman_decode(WORD32 it_bit_buff, WORD16 *huff_index,
WORD16 *len, const UWORD16 *input_table,
const UWORD32 *idx_table);
void ixheaacd_eld_dec_windowing(WORD32 *ptr_spect_coeff, const WORD16 *ptr_win,
WORD32 framesize, WORD16 q_shift,
WORD32 *ptr_overlap_buf, const WORD16 stride,
WORD16 *out_samples);
WORD32 ixheaacd_extension_payload(ia_bit_buf_struct *it_bit_buff, WORD32 cnt);
VOID ixheaacd_process_single_scf(WORD32 scale_factor, WORD32 *x_invquant,
WORD32 width, WORD32 *ptr_scale_table,
WORD32 total_channels, WORD32 object_type,
WORD32 aac_sf_data_resil_flag);
void ixheaacd_lap1_512_480(WORD32 *coef, WORD32 *prev, WORD16 *out,
const WORD16 *window, WORD16 q_shift, WORD16 size,
WORD16 stride);
#endif /* #ifndef IXHEAACD_BLOCK_H */