1 /****************************************************************************** 2 * * 3 * Copyright (C) 2018 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ***************************************************************************** 18 * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore 19 */ 20 #include <stdio.h> 21 #include <string.h> 22 #include "ixheaacd_sbr_common.h" 23 #include <ixheaacd_type_def.h> 24 25 #include "ixheaacd_constants.h" 26 #include <ixheaacd_basic_ops32.h> 27 #include <ixheaacd_basic_ops16.h> 28 #include <ixheaacd_basic_ops40.h> 29 #include "ixheaacd_basic_ops.h" 30 31 #include <ixheaacd_basic_op.h> 32 #include "ixheaacd_intrinsics.h" 33 #include "ixheaacd_common_rom.h" 34 #include "ixheaacd_sbrdecsettings.h" 35 #include "ixheaacd_bitbuffer.h" 36 #include "ixheaacd_defines.h" 37 38 #include "ixheaacd_pns.h" 39 40 #include <ixheaacd_aac_rom.h> 41 #include "ixheaacd_aac_imdct.h" 42 #include "ixheaacd_pulsedata.h" 43 44 #include "ixheaacd_drc_data_struct.h" 45 46 #include "ixheaacd_lt_predict.h" 47 48 #include "ixheaacd_channelinfo.h" 49 #include "ixheaacd_drc_dec.h" 50 51 #include "ixheaacd_sbrdecoder.h" 52 #include "ixheaacd_tns.h" 53 #include "ixheaacd_sbr_scale.h" 54 #include "ixheaacd_lpp_tran.h" 55 #include "ixheaacd_env_extr_part.h" 56 #include <ixheaacd_sbr_rom.h> 57 #include "ixheaacd_block.h" 58 #include "ixheaacd_hybrid.h" 59 #include "ixheaacd_ps_dec.h" 60 #include "ixheaacd_env_extr.h" 61 #include "ixheaacd_basic_funcs.h" 62 #include "ixheaacd_env_calc.h" 63 #include "ixheaacd_interface.h" 64 #include "ixheaacd_dsp_fft32x32s.h" 65 66 WORD32 (*ixheaacd_fix_div)(WORD32, WORD32) = &ixheaacd_fix_div_dec; 67 68 VOID(*ixheaacd_covariance_matrix_calc) 69 (WORD32 *, ixheaacd_lpp_trans_cov_matrix *, 70 WORD32) = &ixheaacd_covariance_matrix_calc_dec; 71 72 VOID(*ixheaacd_covariance_matrix_calc_2) 73 (ixheaacd_lpp_trans_cov_matrix *, WORD32 *, WORD32, 74 WORD16) = &ixheaacd_covariance_matrix_calc_2_dec; 75 76 VOID(*ixheaacd_over_lap_add1) 77 (WORD32 *, WORD32 *, WORD16 *, const WORD16 *, WORD16, WORD16, 78 WORD16) = &ixheaacd_over_lap_add1_dec; 79 80 VOID(*ixheaacd_over_lap_add2) 81 (WORD32 *, WORD32 *, WORD32 *, const WORD16 *, WORD16, WORD16, 82 WORD16) = &ixheaacd_over_lap_add2_dec; 83 84 VOID(*ixheaacd_decorr_filter2) 85 (ia_ps_dec_struct *ptr_ps_dec, WORD32 *p_buf_left_real, WORD32 *p_buf_left_imag, 86 WORD32 *p_buf_right_real, WORD32 *p_buf_right_imag, 87 ia_ps_tables_struct *ps_tables_ptr, 88 WORD16 *transient_ratio) = &ixheaacd_decorr_filter2_dec; 89 90 VOID(*ixheaacd_decorr_filter1) 91 (ia_ps_dec_struct *ptr_ps_dec, ia_ps_tables_struct *ps_tables_ptr, 92 WORD16 *transient_ratio) = &ixheaacd_decorr_filter1_dec; 93 94 WORD32(*ixheaacd_divide16_pos) 95 (WORD32 op1, WORD32 op2) = &ixheaacd_divide16_pos_dec; 96 97 VOID(*ixheaacd_decorrelation) 98 (ia_ps_dec_struct *ptr_ps_dec, WORD32 *p_buf_left_real, WORD32 *p_buf_left_imag, 99 WORD32 *p_buf_right_real, WORD32 *p_buf_right_imag, 100 ia_ps_tables_struct *ps_tables_ptr) = &ixheaacd_decorrelation_dec; 101 102 VOID(*ixheaacd_apply_rot) 103 (ia_ps_dec_struct *ptr_ps_dec, WORD32 *p_qmf_left_re, WORD32 *p_qmf_left_im, 104 WORD32 *p_qmf_right_re, WORD32 *p_qmf_right_im, 105 ia_sbr_tables_struct *sbr_tables_ptr, 106 const WORD16 *ptr_res) = &ixheaacd_apply_rot_dec; 107 108 VOID(*ixheaacd_conv_ergtoamplitudelp) 109 (WORD32 bands, WORD16 noise_e, WORD16 *nrg_sine, WORD16 *nrg_gain, 110 WORD16 *noise_level_mant, 111 WORD16 *sqrt_table) = &ixheaacd_conv_ergtoamplitudelp_dec; 112 113 VOID(*ixheaacd_conv_ergtoamplitude) 114 (WORD32 bands, WORD16 noise_e, WORD16 *nrg_sine, WORD16 *nrg_gain, 115 WORD16 *noise_level_mant, 116 WORD16 *sqrt_table) = &ixheaacd_conv_ergtoamplitude_dec; 117 118 VOID(*ixheaacd_adjust_scale) 119 (WORD32 **re, WORD32 **im, WORD32 sub_band_start, WORD32 sub_band_end, 120 WORD32 start_pos, WORD32 next_pos, WORD32 shift, 121 FLAG low_pow_flag) = &ixheaacd_adjust_scale_dec; 122 123 WORD16(*ixheaacd_ixheaacd_expsubbandsamples) 124 (WORD32 **re, WORD32 **im, WORD32 sub_band_start, WORD32 sub_band_end, 125 WORD32 start_pos, WORD32 next_pos, 126 FLAG low_pow_flag) = &ixheaacd_expsubbandsamples_dec; 127 128 VOID(*ixheaacd_enery_calc_per_subband) 129 (WORD32 start_pos, WORD32 next_pos, WORD32 sub_band_start, WORD32 sub_band_end, 130 WORD32 frame_exp, WORD16 *nrg_est_mant, FLAG low_pow_flag, 131 ia_sbr_tables_struct *ptr_sbr_tables, 132 WORD32 *ptr_qmf_matrix) = &ixheaacd_enery_calc_per_subband_dec; 133 134 VOID(*ixheaacd_harm_idx_zerotwolp) 135 (WORD32 *ptr_real_buf, WORD16 *ptr_gain_buf, WORD32 scale_change, 136 WORD16 *ptr_sine_level_buf, const WORD32 *ptr_rand_ph, 137 WORD16 *noise_level_mant, WORD32 num_sub_bands, FLAG noise_absc_flag, 138 WORD32 harm_index) = &ixheaacd_harm_idx_zerotwolp_dec; 139 140 VOID(*ixheaacd_tns_ar_filter_fixed) 141 (WORD32 *spectrum, WORD32 size, WORD32 inc, WORD32 *lpc, WORD32 order, 142 WORD32 shift_value, WORD scale_spec) = &ixheaacd_tns_ar_filter_fixed_dec; 143 144 VOID(*ixheaacd_tns_ar_filter) 145 (WORD32 *spectrum, WORD32 size, WORD32 inc, WORD16 *lpc, WORD32 order, 146 WORD32 shift_value, WORD scale_spec, 147 WORD32 *ptr_filter_state) = &ixheaacd_tns_ar_filter_dec; 148 149 VOID(*ixheaacd_tns_parcor_lpc_convert) 150 (WORD16 *parcor, WORD16 *lpc, WORD16 *scale, 151 WORD order) = &ixheaacd_tns_parcor_lpc_convert_dec; 152 153 WORD32(*ixheaacd_calc_max_spectral_line) 154 (WORD32 *ptr_tmp, WORD32 size) = &ixheaacd_calc_max_spectral_line_dec; 155 156 VOID(*ixheaacd_post_twiddle) 157 (WORD32 out_ptr[], WORD32 spec_data[], 158 ia_aac_dec_imdct_tables_struct *ptr_imdct_tables, 159 WORD npoints) = &ixheaacd_post_twiddle_dec; 160 161 VOID(*ixheaacd_post_twid_overlap_add) 162 (WORD16 pcm_out[], WORD32 spec_data[], 163 ia_aac_dec_imdct_tables_struct *ptr_imdct_tables, WORD npoints, 164 WORD32 *ptr_overlap_buf, WORD16 q_shift, const WORD16 *window, 165 WORD16 ch_fac) = &ixheaacd_post_twid_overlap_add_dec; 166 167 VOID(*ixheaacd_neg_shift_spec) 168 (WORD32 *coef, WORD16 *out, WORD16 q_shift, 169 WORD16 ch_fac) = &ixheaacd_neg_shift_spec_dec; 170 171 VOID(*ixheaacd_spec_to_overlapbuf) 172 (WORD32 *ptr_overlap_buf, WORD32 *ptr_spec_coeff, WORD32 q_shift, 173 WORD32 size) = &ixheaacd_spec_to_overlapbuf_dec; 174 175 VOID(*ixheaacd_overlap_buf_out) 176 (WORD16 *out_samples, WORD32 *ptr_overlap_buf, WORD32 size, 177 const WORD16 ch_fac) = &ixheaacd_overlap_buf_out_dec; 178 179 VOID(*ixheaacd_overlap_out_copy) 180 (WORD16 *out_samples, WORD32 *ptr_overlap_buf, WORD32 *ptr_overlap_buf1, 181 const WORD16 ch_fac) = &ixheaacd_overlap_out_copy_dec; 182 183 VOID(*ixheaacd_pretwiddle_compute) 184 (WORD32 *spec_data1, WORD32 *spec_data2, WORD32 *out_ptr, 185 ia_aac_dec_imdct_tables_struct *ptr_imdct_tables, WORD npoints4, 186 WORD32 neg_expo) = &ixheaacd_pretwiddle_compute_dec; 187 188 VOID(*ixheaacd_imdct_using_fft) 189 (ia_aac_dec_imdct_tables_struct *ptr_imdct_tables, WORD32 npoints, 190 WORD32 *ptr_x, WORD32 *ptr_y) = &ixheaacd_imdct_using_fft_dec; 191 192 VOID(*ixheaacd_complex_fft_p2) 193 (WORD32 *xr, WORD32 *xi, WORD32 nlength, WORD32 fft_mode, 194 WORD32 *preshift) = &ixheaacd_complex_fft_p2_dec; 195 196 VOID(*ixheaacd_mps_complex_fft_64) 197 (WORD32 *ptr_x, WORD32 *fin_re, WORD32 *fin_im, 198 WORD32 nlength) = &ixheaacd_mps_complex_fft_64_dec; 199 200 VOID(*ixheaacd_mps_synt_pre_twiddle) 201 (WORD32 *ptr_in, WORD32 *table_re, WORD32 *table_im, 202 WORD32 resolution) = &ixheaacd_mps_synt_pre_twiddle_dec; 203 204 VOID(*ixheaacd_mps_synt_post_twiddle) 205 (WORD32 *ptr_in, WORD32 *table_re, WORD32 *table_im, 206 WORD32 resolution) = &ixheaacd_mps_synt_post_twiddle_dec; 207 208 VOID(*ixheaacd_calc_pre_twid) 209 (WORD32 *ptr_x, WORD32 *r_ptr, WORD32 *i_ptr, WORD32 nlength, 210 const WORD32 *cos_ptr, const WORD32 *sin_ptr) = &ixheaacd_calc_pre_twid_dec; 211 212 VOID(*ixheaacd_calc_post_twid) 213 (WORD32 *ptr_x, WORD32 *r_ptr, WORD32 *i_ptr, WORD32 nlength, 214 const WORD32 *cos_ptr, const WORD32 *sin_ptr) = &ixheaacd_calc_post_twid_dec; 215 216 VOID(*ixheaacd_mps_synt_post_fft_twiddle) 217 (WORD32 resolution, WORD32 *fin_re, WORD32 *fin_im, WORD32 *table_re, 218 WORD32 *table_im, WORD32 *state) = &ixheaacd_mps_synt_post_fft_twiddle_dec; 219 220 VOID(*ixheaacd_mps_synt_out_calc) 221 (WORD32 resolution, WORD32 *out, WORD32 *state, 222 const WORD32 *filter_coeff) = &ixheaacd_mps_synt_out_calc_dec; 223 224 VOID(*ixheaacd_fft_15_ld) 225 (WORD32 *inp, WORD32 *op, WORD32 *fft3out, 226 UWORD8 *re_arr_tab_sml_240_ptr) = &ixheaacd_fft_15_ld_dec; 227 228 VOID(*ixheaacd_aac_ld_dec_rearrange) 229 (WORD32 *ip, WORD32 *op, WORD32 mdct_len_2, 230 UWORD8 *re_arr_tab) = &ixheaacd_rearrange_dec; 231 232 VOID(*ixheaacd_fft32x32_ld) 233 (ia_aac_dec_imdct_tables_struct *imdct_tables_ptr, WORD32 npoints, 234 WORD32 *ptr_x, WORD32 *ptr_y) = ixheaacd_fft32x32_ld_dec; 235 236 VOID(*ixheaacd_fft32x32_ld2) 237 (ia_aac_dec_imdct_tables_struct *imdct_tables_ptr, WORD32 npoints, 238 WORD32 *ptr_x, WORD32 *ptr_y) = &ixheaacd_fft32x32_ld_dec; 239 240 WORD16 (*ixheaacd_neg_expo_inc)(WORD16 neg_expo) = &ixheaacd_neg_expo_inc_dec; 241 242 VOID(*ixheaacd_inv_dit_fft_8pt) 243 (WORD32 *x, WORD32 *real, WORD32 *imag) = &ixheaacd_inv_dit_fft_8pt_dec; 244 245 VOID(*ixheaacd_scale_factor_process) 246 (WORD32 *x_invquant, WORD16 *scale_fact, WORD no_band, WORD8 *width, 247 WORD32 *scale_tables_ptr, WORD32 total_channels, WORD32 object_type, 248 WORD32 aac_sf_data_resil_flag) = &ixheaacd_scale_factor_process_dec;