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 #ifndef IXHEAACD_STRUCT_DEF_H 21 #define IXHEAACD_STRUCT_DEF_H 22 23 #include <setjmp.h> 24 25 #define MAX_OUTPUT_CHANNELS (8) 26 #define MAX_NUM_OTT (1) 27 28 #define MAX_ARBITRARY_TREE_LEVELS (2) 29 #define MAX_PARAMETER_SETS (8) 30 #define MAX_ARBITRARY_TREE_INDEX ((1 << (MAX_ARBITRARY_TREE_LEVELS + 1)) - 1) 31 #define MAX_NUM_QMF_BANDS (64) 32 #define MAX_NUM_OTT_AT \ 33 (MAX_OUTPUT_CHANNELS * ((1 << MAX_ARBITRARY_TREE_LEVELS) - 1)) 34 #define MAX_PARAMETER_BANDS (28) 35 36 #define MAX_HYBRID_BANDS (MAX_NUM_QMF_BANDS - 3 + 10) 37 38 #define MAX_TIME_SLOTS (72) 39 40 #define MAX_M2_OUTPUT (8) 41 #define QMF_BANDS_TO_HYBRID (3) 42 #define PROTO_LEN (13) 43 #define BUFFER_LEN_LF (PROTO_LEN - 1 + MAX_TIME_SLOTS) 44 #define BUFFER_LEN_HF ((PROTO_LEN - 1) / 2) 45 #define MAX_TIME_SLOTS (72) 46 #define MAX_NO_TIME_SLOTS_DELAY (14) 47 48 typedef struct { 49 WORD8 element_instance_tag; 50 WORD32 object_type; 51 WORD32 samp_freq_index; 52 WORD32 num_front_channel_elements; 53 WORD32 num_side_channel_elements; 54 WORD32 num_back_channel_elements; 55 WORD32 num_lfe_channel_elements; 56 WORD32 num_assoc_data_elements; 57 WORD32 num_valid_cc_elements; 58 59 WORD8 front_element_is_cpe[16]; 60 WORD8 front_element_tag_select[16]; 61 WORD8 side_element_is_cpe[16]; 62 WORD8 side_element_tag_select[16]; 63 WORD8 back_element_is_cpe[16]; 64 WORD8 back_element_tag_select[16]; 65 WORD8 lfe_element_tag_select[16]; 66 67 WORD32 channels; 68 WORD32 alignment_bits; 69 70 } ia_program_config_struct; 71 72 typedef struct ia_enhaacplus_dec_ind_cc { 73 WORD8 cc_target_is_cpe[MAX_BS_ELEMENT]; 74 WORD8 cc_target_tag_select[MAX_BS_ELEMENT]; 75 WORD8 cc_l[MAX_BS_ELEMENT]; 76 WORD8 cc_r[MAX_BS_ELEMENT]; 77 WORD32 cc_gain[2 * MAX_BS_ELEMENT]; 78 WORD8 elements_coupled[MAX_BS_ELEMENT]; 79 WORD num_coupled_elements; 80 81 } ia_enhaacplus_dec_ind_cc; 82 83 typedef struct { 84 UWORD32 ui_pcm_wdsz; 85 UWORD32 ui_samp_freq; 86 UWORD32 ui_n_channels; 87 WORD32 i_channel_mask; 88 UWORD32 ui_channel_mode; 89 UWORD32 ui_sbr_mode; 90 WORD32 ui_effect_type; 91 WORD32 ui_target_loudness; 92 WORD32 ui_loud_norm_flag; 93 94 UWORD32 flag_downmix; 95 UWORD32 flag_08khz_out; 96 UWORD32 flag_16khz_out; 97 UWORD32 flag_to_stereo; 98 UWORD32 down_sample_flag; 99 UWORD32 header_dec_done; 100 UWORD32 ui_mp4_flag; 101 UWORD32 ui_disable_sync; 102 UWORD32 ui_auto_sbr_upsample; 103 WORD32 frame_status; 104 UWORD32 ui_max_channels; 105 UWORD32 ui_pce_found_in_hdr; 106 UWORD32 ui_n_memtabs; 107 108 WORD32 ui_drc_enable; 109 WORD32 ui_drc_boost; 110 WORD32 ui_drc_cut; 111 WORD32 ui_drc_target_level; 112 WORD32 ui_drc_set; 113 WORD32 ui_drc_heavy_comp; 114 115 ia_program_config_struct str_prog_config; 116 WORD32 element_type[MAX_BS_ELEMENT + 1]; 117 WORD32 slot_element[MAX_BS_ELEMENT + 1]; 118 119 WORD element_instance_order[MAX_BS_ELEMENT]; 120 WORD ui_coupling_channel; 121 WORD downmix; 122 WORD32 loas_present; 123 124 WORD framesize_480; 125 WORD ld_decoder; 126 127 WORD eld_sbr_present; 128 129 UWORD32 ui_out_channels; 130 WORD32 ui_channel_mask; 131 132 WORD32 ui_dec_type; 133 134 UWORD32 ui_qmf_bands; 135 136 WORD32 ui_flush_cmd; 137 138 ia_drc_config drc_config_struct; 139 140 } ia_aac_dec_config_struct; 141 142 typedef struct ia_aac_dec_state_struct { 143 ia_aac_dec_config_struct *p_config; 144 145 AUDIO_OBJECT_TYPE audio_object_type; 146 147 UWORD32 ui_in_bytes; 148 UWORD32 ui_out_bytes; 149 UWORD32 ui_exec_done; 150 151 WORD16 b_n_raw_data_blk; 152 WORD16 s_adts_hdr_present; 153 WORD16 s_adif_hdr_present; 154 WORD16 num_channel_last; 155 UWORD32 sampling_rate; 156 UWORD32 extension_samp_rate; 157 UWORD32 bit_rate; 158 UWORD32 ui_init_done; 159 UWORD32 ui_input_over; 160 UWORD32 header_dec_done; 161 WORD32 frame_counter; 162 ia_aac_decoder_struct *pstr_aac_dec_info[MAX_BS_ELEMENT]; 163 164 UWORD32 ch_config; 165 struct ia_bit_buf_struct str_bit_buf, *pstr_bit_buf; 166 ia_aac_dec_sbr_bitstream_struct (*pstr_stream_sbr)[2]; 167 ia_handle_sbr_dec_inst_struct str_sbr_dec_info[MAX_BS_ELEMENT]; 168 WORD32 sbr_present_flag; 169 WORD32 ps_present; 170 171 ia_bit_buf_struct *ptr_bit_stream; 172 173 VOID *aac_scratch_mem_v; 174 VOID *aac_persistent_mem_v; 175 176 VOID *sbr_persistent_mem_v; 177 WORD32 *ptr_overlap_buf; 178 WORD16 num_of_out_samples; 179 WORD32 last_frame_ok; 180 WORD32 i_bytes_consumed; 181 182 WORD16 *coup_ch_output; 183 ia_enhaacplus_dec_ind_cc ind_cc_info; 184 185 WORD8 protection_absent; 186 WORD32 crc_check; 187 WORD32 ui_flush_cmd; 188 189 WORD32 frame_len_flag; 190 WORD32 depends_on_core_coder; 191 WORD32 extension_flag; 192 193 WORD32 bs_format; 194 WORD32 bit_count; 195 WORD32 sync_status; 196 WORD32 extension_flag_3; 197 198 ixheaacd_latm_struct latm_struct_element; 199 WORD32 latm_initialized; 200 201 ia_drc_dec_struct str_drc_dec_info; 202 ia_drc_dec_struct drc_dummy; 203 ia_drc_dec_struct *pstr_drc_dec; 204 ixheaac_drc_data_struct *pstr_hdrc_data[MAX_BS_ELEMENT * 3]; 205 206 WORD32 prev_channel_mode; 207 WORD32 drc_cut_fac; 208 WORD32 drc_boost_fac; 209 210 WORD32 first_drc_frame; 211 212 ia_aac_err_config_struct str_err_config; 213 WORD32 frame_size; 214 WORD32 frame_length; 215 216 WORD32 dwnsmp_signal; 217 ia_eld_specific_config_struct eld_specific_config; 218 FLAG usac_flag; 219 220 WORD32 num_of_output_ch; 221 VOID *ia_audio_specific_config; 222 ia_mps_dec_state_struct mps_dec_handle; 223 224 UWORD16 *huffman_code_book_scl; 225 UWORD32 *huffman_code_book_scl_index; 226 227 ia_aac_dec_tables_struct *pstr_aac_tables; 228 229 VOID *pstr_dec_data; 230 VOID *sbr_persistent_mem_u; 231 VOID *sbr_scratch_mem_u; 232 UWORD8 *header_ptr; 233 WORD32 header_length; 234 ia_sbr_header_data_struct str_sbr_config; 235 jmp_buf xaac_jmp_buf; 236 WORD32 decode_create_done; 237 } ia_aac_dec_state_struct; 238 239 typedef struct ia_exhaacplus_dec_api_struct { 240 ia_aac_dec_state_struct *p_state_aac; 241 242 ia_aac_dec_config_struct aac_config; 243 244 ia_mem_info_struct *p_mem_info_aac; 245 246 pVOID *pp_mem_aac; 247 248 ia_aac_dec_tables_struct aac_tables; 249 ixheaacd_misc_tables *common_tables; 250 ia_sbr_tables_struct str_sbr_tables; 251 252 } ia_exhaacplus_dec_api_struct; 253 254 WORD32 ixheaacd_aacdec_decodeframe( 255 ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec, 256 ia_aac_dec_scratch_struct *aac_scratch_ptrs, WORD16 *time_data, 257 FLAG frame_status, WORD *type, WORD *ch_idx, WORD init_flag, WORD channel, 258 WORD *element_index_order, WORD skip_full_decode, WORD ch_fac, 259 WORD slot_element, WORD max_channels, WORD32 total_channels, 260 WORD32 frame_length, WORD32 frame_size, ia_drc_dec_struct *pstr_drc_dec, 261 WORD32 object_type, WORD32 ch_config, 262 ia_eld_specific_config_struct eld_specific_config, WORD16 adtsheader, 263 ia_drc_dec_struct *drc_dummy); 264 265 WORD ixheaacd_get_channel_mask( 266 ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec); 267 268 VOID ixheaacd_allocate_mem_persistent( 269 ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec, 270 ia_aac_dec_state_struct *p_state_enhaacplus_dec, WORD channels, 271 WORD *persistent_used_total, WORD *sbr_persistent_start, WORD ps_enable); 272 273 WORD32 ixheaacd_dec_mem_api(ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec, 274 WORD32 i_cmd, WORD32 i_idx, VOID *pv_value); 275 276 WORD32 ixheaacd_fill_aac_mem_tables( 277 ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec); 278 279 WORD32 ixheaacd_decoder_2_ga_hdr( 280 ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec); 281 282 WORD32 ixheaacd_decoder_flush_api( 283 ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec); 284 285 WORD32 ixheaacd_fill_usac_mem_tables(ia_exhaacplus_dec_api_struct *self); 286 287 WORD32 ixheaacd_dec_init(ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec); 288 289 WORD32 ixheaacd_dec_execute(ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec); 290 291 WORD32 ixheaacd_dec_table_api( 292 ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec, WORD32 i_cmd, 293 WORD32 i_idx, VOID *pv_value); 294 295 #endif /* IXHEAACD_STRUCT_DEF_H */ 296