/****************************************************************************** * * * 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_STRUCT_DEF_H #define IXHEAACD_STRUCT_DEF_H #include #include #include "ixheaacd_peak_limiter_struct_def.h" #define MAX_DECOR_CONFIG_IDX (2) #define MAX_TIME_SLOTS (72) #define NUM_MPS_TABLES (13) #define MAX_PREROLL_FRAME_OFFSET 4 // max of escapedValue(4, 4, 8) i.e. 2^4 -1 + 2^4 -1 + 2^8 -1; #define MAX_PREROLL_SIZE 285 #define IA_ENHAACPLUS_DEC_MPS_PAYLOAD_SIZE (1024) typedef struct { WORD8 element_instance_tag; WORD32 object_type; WORD32 samp_freq_index; WORD32 num_front_channel_elements; WORD32 num_side_channel_elements; WORD32 num_back_channel_elements; WORD32 num_lfe_channel_elements; WORD32 num_assoc_data_elements; WORD32 num_valid_cc_elements; WORD8 front_element_is_cpe[16]; WORD8 front_element_tag_select[16]; WORD8 side_element_is_cpe[16]; WORD8 side_element_tag_select[16]; WORD8 back_element_is_cpe[16]; WORD8 back_element_tag_select[16]; WORD8 lfe_element_tag_select[16]; WORD32 channels; WORD32 alignment_bits; } ia_program_config_struct; typedef struct ia_enhaacplus_dec_ind_cc { WORD8 cc_target_is_cpe[MAX_BS_ELEMENT]; WORD8 cc_target_tag_select[MAX_BS_ELEMENT]; WORD8 cc_l[MAX_BS_ELEMENT]; WORD8 cc_r[MAX_BS_ELEMENT]; WORD32 cc_gain[2 * MAX_BS_ELEMENT]; WORD8 elements_coupled[MAX_BS_ELEMENT]; WORD num_coupled_elements; } ia_enhaacplus_dec_ind_cc; typedef struct { UWORD32 ui_pcm_wdsz; UWORD32 ui_samp_freq; UWORD32 ui_n_channels; WORD32 i_channel_mask; UWORD32 ui_channel_mode; UWORD32 ui_sbr_mode; WORD32 ui_effect_type; WORD32 ui_target_loudness; WORD32 ui_loud_norm_flag; UWORD32 flag_downmix; UWORD32 flag_08khz_out; UWORD32 flag_16khz_out; UWORD32 flag_to_stereo; UWORD32 down_sample_flag; UWORD32 header_dec_done; UWORD32 ui_mp4_flag; UWORD32 ui_disable_sync; UWORD32 ui_auto_sbr_upsample; WORD32 frame_status; UWORD32 ui_max_channels; UWORD32 ui_pce_found_in_hdr; UWORD32 ui_n_memtabs; WORD32 ui_drc_boost; WORD32 ui_drc_cut; WORD32 ui_drc_target_level; WORD32 ui_drc_set; WORD32 ui_drc_heavy_comp; ia_program_config_struct str_prog_config; WORD32 element_type[MAX_BS_ELEMENT + 1]; WORD32 slot_element[MAX_BS_ELEMENT + 1]; WORD element_instance_order[MAX_BS_ELEMENT]; WORD ui_coupling_channel; WORD downmix; WORD32 loas_present; WORD framesize_480; WORD ld_decoder; WORD eld_sbr_present; UWORD32 ui_out_channels; WORD32 ui_channel_mask; WORD32 ui_dec_type; UWORD32 ui_qmf_bands; WORD32 ui_flush_cmd; ia_drc_config drc_config_struct; WORD32 output_level; WORD32 i_loud_ref_level; UWORD8 dup_stereo_flag; WORD32 peak_limiter_off; WORD32 mps_present; UWORD32 ui_frame_size; WORD32 ui_enh_sbr; WORD32 ui_hq_esbr; WORD32 ui_enh_sbr_ps; WORD32 ui_usac_flag; WORD32 ui_err_conceal; FLAG first_frame; } ia_aac_dec_config_struct; typedef struct ia_aac_dec_state_struct { ia_aac_dec_config_struct *p_config; AUDIO_OBJECT_TYPE audio_object_type; UWORD32 ui_in_bytes; UWORD32 ui_out_bytes; UWORD32 ui_exec_done; WORD16 b_n_raw_data_blk; WORD16 s_adts_hdr_present; WORD16 s_adif_hdr_present; WORD16 num_channel_last; UWORD32 sampling_rate; UWORD32 extension_samp_rate; UWORD32 bit_rate; UWORD32 ui_init_done; UWORD32 ui_input_over; UWORD32 header_dec_done; WORD32 frame_counter; ia_aac_decoder_struct *pstr_aac_dec_info[MAX_BS_ELEMENT]; UWORD32 ch_config; struct ia_bit_buf_struct str_bit_buf, *pstr_bit_buf; ia_aac_dec_sbr_bitstream_struct (*pstr_stream_sbr)[2]; ia_handle_sbr_dec_inst_struct str_sbr_dec_info[MAX_BS_ELEMENT]; WORD32 sbr_present_flag; WORD32 ps_present; ia_bit_buf_struct *ptr_bit_stream; VOID *aac_scratch_mem_v; VOID *aac_persistent_mem_v; VOID *sbr_persistent_mem_v; WORD32 *ptr_overlap_buf; WORD16 num_of_out_samples; WORD32 last_frame_ok; WORD32 i_bytes_consumed; WORD32 *coup_ch_output; ia_enhaacplus_dec_ind_cc ind_cc_info; WORD8 protection_absent; WORD32 crc_check; WORD32 ui_flush_cmd; WORD32 frame_len_flag; WORD32 depends_on_core_coder; WORD32 extension_flag; WORD32 bs_format; WORD32 bit_count; WORD32 sync_status; WORD32 extension_flag_3; ixheaacd_latm_struct latm_struct_element; WORD32 latm_initialized; ia_drc_dec_struct str_drc_dec_info; ia_drc_dec_struct drc_dummy; ia_drc_dec_struct *pstr_drc_dec; ixheaac_drc_data_struct *pstr_hdrc_data[MAX_BS_ELEMENT * 3]; WORD32 prev_channel_mode; WORD32 drc_cut_fac; WORD32 drc_boost_fac; WORD32 first_drc_frame; ia_aac_err_config_struct str_err_config; WORD32 frame_size; WORD32 frame_length; WORD32 dwnsmp_signal; ia_eld_specific_config_struct eld_specific_config; FLAG usac_flag; WORD32 num_of_output_ch; VOID *ia_audio_specific_config; ia_mps_dec_state_struct mps_dec_handle; ia_heaac_mps_state_struct heaac_mps_handle; UWORD8 mps_buffer[IA_ENHAACPLUS_DEC_MPS_PAYLOAD_SIZE]; UWORD16 *huffman_code_book_scl; UWORD32 *huffman_code_book_scl_index; ia_aac_dec_tables_struct *pstr_aac_tables; VOID *pstr_dec_data; VOID *sbr_persistent_mem_u; VOID *sbr_scratch_mem_u; UWORD8 *header_ptr; WORD32 header_length; ia_sbr_header_data_struct str_sbr_config; jmp_buf xaac_jmp_buf; WORD32 decode_create_done; WORD32 ldmps_present; WORD32 fatal_err_present; WORD8 *pers_mem_ptr; UWORD8 preroll_config_present; UWORD8 preroll_config_prev[MAX_PREROLL_SIZE]; UWORD8 qshift_cnt; WORD8 qshift_adj[16]; UWORD32 delay_in_samples; UWORD8 peak_lim_init; ia_peak_limiter_struct peak_limiter; UWORD8 sbr_present; UWORD8 slot_pos; WORD32 mps_header; WORD32 ui_mps_out_bytes; WORD32 drc_config_changed; WORD32 apply_crossfade; WORD32 ec_enable; WORD32 first_frame; } ia_aac_dec_state_struct; typedef struct ia_exhaacplus_dec_api_struct { ia_aac_dec_state_struct *p_state_aac; ia_aac_dec_config_struct aac_config; ia_mem_info_struct *p_mem_info_aac; pVOID *pp_mem_aac; ia_aac_dec_tables_struct aac_tables; ixheaacd_misc_tables *common_tables; ia_sbr_tables_struct str_sbr_tables; } ia_exhaacplus_dec_api_struct; WORD32 ixheaacd_aacdec_decodeframe( ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec, ia_aac_dec_scratch_struct *aac_scratch_ptrs, VOID *time_data, FLAG frame_status, WORD *type, WORD *ch_idx, WORD init_flag, WORD channel, WORD *element_index_order, WORD skip_full_decode, WORD ch_fac, WORD slot_element, WORD max_channels, WORD32 total_channels, WORD32 frame_length, WORD32 frame_size, ia_drc_dec_struct *pstr_drc_dec, WORD32 object_type, WORD32 ch_config, ia_eld_specific_config_struct eld_specific_config, WORD16 adtsheader, ia_drc_dec_struct *drc_dummy, WORD32 ldmps_present, UWORD8 *slot_pos, UWORD8 *mps_buffer, WORD32 *mps_header, WORD32 *mps_bytes, WORD32 is_init, WORD32 first_frame); WORD ixheaacd_get_channel_mask( ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec); VOID ixheaacd_allocate_mem_persistent( ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec, ia_aac_dec_state_struct *p_state_enhaacplus_dec, WORD channels, WORD *persistent_used_total, WORD *sbr_persistent_start, WORD ps_enable); WORD32 ixheaacd_dec_mem_api(ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec, WORD32 i_cmd, WORD32 i_idx, VOID *pv_value); VOID ixheaacd_fill_aac_mem_tables( ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec); WORD32 ixheaacd_decoder_2_ga_hdr( ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec); WORD32 ixheaacd_decoder_flush_api( ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec); WORD32 ixheaacd_fill_usac_mem_tables(ia_exhaacplus_dec_api_struct *self); WORD32 ixheaacd_dec_init(ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec); WORD32 ixheaacd_dec_execute(ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec); WORD32 ixheaacd_dec_table_api( ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec, WORD32 i_cmd, WORD32 i_idx, VOID *pv_value); IA_ERRORCODE ixheaacd_aac_mps_init(ia_exhaacplus_dec_api_struct *p_obj_mps_dec, UWORD8 *databuf, WORD32 buffer_size, WORD32 sample_rate); WORD32 ixheaacd_peak_limiter_init(ia_peak_limiter_struct *peak_limiter, UWORD32 num_channels, UWORD32 sample_rate, FLOAT32 *buffer, UWORD32 *delay_in_samples); VOID ixheaacd_peak_limiter_process(ia_peak_limiter_struct *peak_limiter, VOID *samples, UWORD32 frame_len, WORD8 *qshift_adj); VOID ixheaacd_scale_adjust(VOID *samples, UWORD32 frame_len, WORD8 *qshift_adj, WORD num_channels); VOID ixheaacd_peak_limiter_process_float(ia_peak_limiter_struct *peak_limiter, FLOAT32 samples[MAX_NUM_CHANNELS][4096], UWORD32 frame_len); #endif /* IXHEAACD_STRUCT_DEF_H */