| /****************************************************************************** |
| * * |
| * Copyright (C) 2023 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 |
| */ |
| |
| #pragma once |
| #define BS_MAX_NUM_OUT_CHANNELS (255) |
| #define MINIMUM_BITRATE 8000 |
| |
| typedef struct { |
| FLOAT64 *p_fd_mdct_windowed_long_buf; |
| FLOAT64 *p_fd_mdct_windowed_short_buf; |
| FLOAT32 *p_fft_mdct_buf; |
| FLOAT64 *p_sort_grouping_scratch; |
| WORD32 *p_degroup_scratch; |
| WORD32 *p_arith_map_prev_scratch; |
| WORD32 *p_arith_map_pres_scratch; |
| FLOAT64 *p_noise_filling_highest_tone; |
| FLOAT32 *p_lpd_frm_enc_scratch; |
| FLOAT64 *p_quant_spectrum_spec_scratch; |
| UWORD8 *ptr_scratch_buf; |
| FLOAT32 *p_synth_tcx_buf; |
| FLOAT32 *p_synth_buf; |
| FLOAT32 *p_wsig_buf; |
| FLOAT32 *p_wsyn_buf; |
| FLOAT32 *p_wsyn_tcx_buf; |
| FLOAT32 *p_temp_wsyn_buf; |
| FLOAT32 *p_buf_aut_corr; |
| FLOAT32 *p_buf_synthesis_tool; |
| FLOAT32 *p_buf_speech; |
| FLOAT32 *p_buf_res; |
| FLOAT32 *p_buf_signal; |
| FLOAT32 *p_lp_filter_coeff; |
| FLOAT32 *p_lp_filter_coeff_q; |
| WORD32 *p_prm_tcx; |
| FLOAT32 *p_wsp_prev_buf; |
| FLOAT32 *p_xn2; |
| FLOAT32 *p_fac_dec; |
| FLOAT32 *p_right_fac_spec; |
| FLOAT32 *p_x2; |
| WORD32 *p_param; |
| FLOAT32 *p_x; |
| FLOAT32 *p_xn_2; |
| FLOAT32 *p_fac_window; |
| FLOAT32 *p_temp_mdct; |
| WORD16 *p_fac_bits_word; |
| FLOAT64 *p_left_fac_time_data; |
| FLOAT32 *p_left_fac_timedata_flt; |
| FLOAT32 *p_left_fac_spec; |
| FLOAT64 *p_fac_win; |
| WORD32 *p_fac_prm; |
| FLOAT32 *p_acelp_folded_scratch; |
| FLOAT32 *p_xn1_tcx; |
| FLOAT32 *p_xn_buf_tcx; |
| FLOAT32 *p_x_tcx; |
| FLOAT32 *p_x_tmp_tcx; |
| FLOAT32 *p_en_tcx; |
| FLOAT32 *p_alfd_gains_tcx; |
| FLOAT32 *p_sq_enc_tcx; |
| WORD32 *p_sq_quant_tcx; |
| FLOAT32 *p_gain1_tcx; |
| FLOAT32 *p_gain2_tcx; |
| FLOAT32 *p_facelp_tcx; |
| FLOAT32 *p_xn2_tcx; |
| FLOAT32 *p_fac_window_tcx; |
| FLOAT32 *p_x1_tcx; |
| FLOAT32 *p_x2_tcx; |
| WORD32 *p_y_tcx; |
| FLOAT32 *p_in_out_tcx; |
| FLOAT32 *p_time_signal; |
| FLOAT32 *p_complex_fft; |
| WORD32 *p_tonal_flag; |
| FLOAT32 *p_pow_spec; |
| FLOAT64 *p_tns_scratch; |
| FLOAT64 *p_tns_filter; |
| FLOAT32 *p_exp_spec; |
| FLOAT32 *p_mdct_spec_float; |
| FLOAT32 *p_fir_sig_buf; |
| FLOAT32 *p_sq_gain_en; |
| FLOAT32 *p_acelp_ir_buf; |
| FLOAT32 *p_acelp_exc_buf; |
| FLOAT32 *p_adjthr_ptr_exp_spec; |
| FLOAT32 *p_adjthr_mdct_spec_float; |
| WORD16 *p_adjthr_quant_spec_temp; |
| FLOAT64 *p_cmpx_mdct_temp_buf; |
| FLOAT32 *p_fft_p2_y; |
| FLOAT32 *p_fft_p3_data_3; |
| FLOAT32 *p_fft_p3_y; |
| FLOAT32 *p_tcx_input; |
| FLOAT32 *p_tcx_output; |
| FLOAT64 *p_reconstructed_time_signal[MAX_TIME_CHANNELS]; |
| FLOAT32 *p_ol_pitch_buf_tmp; |
| FLOAT32 *p_ol_pitch_speech_buf; |
| FLOAT32 *p_ol_pitch_w_table; |
| FLOAT32 *p_ol_pitch_R; |
| FLOAT32 *p_ol_pitch_R0; |
| WORD32 *ptr_num_fac_bits; |
| WORD32 *ptr_tns_data_present; |
| FLOAT32 *ptr_tmp_lp_res; |
| |
| FLOAT32 *ptr_sfb_form_fac[MAX_TIME_CHANNELS]; |
| FLOAT32 *ptr_sfb_num_relevant_lines[MAX_TIME_CHANNELS]; |
| FLOAT32 *ptr_sfb_ld_energy[MAX_TIME_CHANNELS]; |
| WORD32 *ptr_num_scfs; |
| WORD32 *ptr_max_ch_dyn_bits; |
| FLOAT32 *ptr_ch_bit_dist; |
| pUWORD8 ptr_fd_scratch; |
| pUWORD8 ptr_lpd_scratch; |
| FLOAT32 *ptr_tcx_scratch; |
| FLOAT64 *ptr_tns_scratch; |
| WORD32 *ptr_next_win_scratch; |
| FLOAT32 *ptr_acelp_scratch; |
| FLOAT32 mixed_rad_fft[2 * LEN_SUPERFRAME]; |
| pVOID drc_scratch; |
| VOID *ptr_drc_scratch_buf; |
| VOID *ptr_stack_mem; |
| } iusace_scratch_mem; |
| |
| #define USAC_MAX_ELEMENTS (32) |
| #define USAC_MAX_CONFIG_EXTENSIONS (16) |
| |
| #define ID_USAC_SCE 0 |
| #define ID_USAC_CPE 1 |
| #define ID_USAC_EXT 3 |
| |
| #define AOT_SBR (5) |
| #define AOT_USAC (42) |
| |
| #define ID_EXT_ELE_FILL 0 |
| #define ID_EXT_ELE_UNI_DRC 4 |
| #define ID_EXT_ELE_AUDIOPREROLL (3) |
| |
| #define ID_CONFIG_EXT_FILL 0 |
| #define ID_CONFIG_EXT_DOWNMIX (1) |
| #define ID_CONFIG_EXT_LOUDNESS_INFO (2) |
| #define ID_CONFIG_EXT_STREAM_ID (7) |
| #define CONFIG_EXT_LEN_STREAM_ID (2) |
| #define NUM_COEFF (1024) |
| |
| typedef enum { |
| |
| USAC_ELEMENT_TYPE_INVALID = -1, |
| USAC_ELEMENT_TYPE_SCE = 0, |
| USAC_ELEMENT_TYPE_CPE = 1, |
| USAC_ELEMENT_TYPE_EXT = 3 |
| |
| } ia_usac_ele_type; |
| |
| typedef struct { |
| UWORD32 harmonic_sbr; |
| UWORD32 bs_inter_tes; |
| UWORD32 bs_pvc; |
| UWORD32 dflt_start_freq; |
| UWORD32 dflt_stop_freq; |
| UWORD32 dflt_header_extra1; |
| UWORD32 dflt_header_extra2; |
| UWORD32 dflt_freq_scale; |
| UWORD32 dflt_alter_scale; |
| UWORD32 dflt_noise_bands; |
| UWORD32 dflt_limiter_bands; |
| UWORD32 dflt_limiter_gains; |
| UWORD32 dflt_interpol_freq; |
| UWORD32 dflt_smoothing_mode; |
| } ia_usac_enc_sbr_config_struct; |
| |
| typedef struct { |
| WORD32 bs_tree_config; |
| WORD32 bs_freq_res; |
| WORD32 bs_fixed_gain_dmx; |
| WORD32 bs_temp_shape_config; |
| WORD32 bs_decorr_config; |
| WORD32 bs_residual_coding; |
| WORD32 bs_residual_bands; |
| WORD32 bs_low_rate_mode; |
| WORD32 bs_phase_coding; |
| WORD32 bs_quant_coarse_xxx; |
| WORD32 bs_ott_bands_phase; |
| WORD32 bs_ott_bands_phase_present; |
| WORD32 bs_pseudo_lr; |
| WORD32 bs_env_quant_mode; |
| WORD32 bs_high_rate_mode; |
| } ia_usac_enc_mps_config_struct; |
| |
| typedef struct { |
| UWORD32 usac_ext_ele_type; |
| UWORD32 usac_ext_ele_cfg_len; |
| UWORD32 usac_ext_ele_dflt_len_present; |
| UWORD32 usac_ext_ele_dflt_len; |
| UWORD32 usac_ext_ele_payload_present; |
| UWORD32 stereo_config_index; |
| UWORD32 tw_mdct; |
| UWORD32 noise_filling; |
| UWORD8 usac_ext_ele_cfg_payload[6144 / 8]; |
| ia_usac_enc_sbr_config_struct str_usac_sbr_config; |
| ia_usac_enc_mps_config_struct str_usac_mps212_config; |
| UWORD8 *drc_config_data; |
| } ia_usac_enc_element_config_struct; |
| |
| typedef struct { |
| UWORD32 num_elements; |
| UWORD32 num_ext_elements; |
| UWORD32 usac_element_type[USAC_MAX_ELEMENTS]; |
| UWORD32 usac_cfg_ext_present; |
| UWORD32 num_config_extensions; |
| UWORD32 usac_config_ext_type[USAC_MAX_CONFIG_EXTENSIONS]; |
| UWORD32 usac_config_ext_len[USAC_MAX_CONFIG_EXTENSIONS]; |
| UWORD8 *usac_config_ext_buf[USAC_MAX_CONFIG_EXTENSIONS]; |
| UWORD8 usac_cfg_ext_info_buf[USAC_MAX_CONFIG_EXTENSIONS][6144 / 8]; |
| WORD32 num_out_channels; |
| WORD32 num_signal_grp; |
| WORD32 output_channel_pos[BS_MAX_NUM_OUT_CHANNELS]; |
| WORD32 ccfl; |
| ia_usac_enc_element_config_struct str_usac_element_config[USAC_MAX_ELEMENTS]; |
| UWORD16 stream_identifier; |
| } ia_usac_config_struct; |
| |
| typedef struct { |
| WORD32 aac_allow_scalefacs; |
| WORD32 aac_scale_facs; |
| WORD32 bit_rate; |
| WORD32 basic_bitrate; |
| WORD32 bw_limit[USAC_MAX_ELEMENTS]; |
| WORD32 ccfl; |
| WORD32 ccfl_idx; |
| WORD32 channels; |
| WORD32 codec_mode; |
| WORD32 flag_noiseFilling; |
| WORD32 iframes_interval; |
| UWORD32 num_elements; |
| UWORD32 num_ext_elements; |
| |
| WORD32 sample_rate; |
| WORD32 native_sample_rate; |
| WORD32 core_sample_rate; |
| |
| WORD32 tns_select; |
| WORD32 ui_pcm_wd_sz; |
| WORD32 use_fill_element; |
| WORD32 window_shape_prev[MAX_TIME_CHANNELS]; |
| WORD32 window_shape_prev_copy[MAX_TIME_CHANNELS]; |
| WORD32 window_sequence[MAX_TIME_CHANNELS]; |
| WORD32 window_sequence_prev[MAX_TIME_CHANNELS]; |
| WORD32 window_sequence_prev_copy[MAX_TIME_CHANNELS]; |
| WORD32 cmplx_pred_flag; |
| WORD32 wshape_flag; |
| WORD32 delay_total; |
| WORD32 in_frame_length; |
| // eSBR Parameters |
| WORD32 sbr_enable; |
| WORD32 sbr_ratio_idx; |
| WORD32 up_sample_ratio; |
| WORD32 sbr_pvc_active; |
| WORD32 sbr_harmonic; |
| WORD32 hq_esbr; |
| WORD32 sbr_inter_tes_active; |
| // MPS Parameters |
| WORD32 usac212enable; |
| ia_sfb_params_struct str_sfb_prms; |
| // DRC Params |
| FLAG use_drc_element; |
| WORD32 drc_frame_size; |
| ia_drc_input_config str_drc_cfg; |
| WORD32 use_acelp_only; |
| WORD32 random_access_interval; |
| WORD32 preroll_flag; |
| WORD32 num_preroll_frames; |
| WORD32 preroll_idx; |
| WORD32 is_ipf; |
| WORD32 preroll_frame; |
| WORD32 is_first_frame; |
| ia_drc_internal_config str_internal_drc_cfg; |
| WORD32 use_measured_loudness; |
| UWORD16 stream_id; |
| } ia_usac_encoder_config_struct; |
| |
| typedef struct { |
| WORD32 mode; |
| WORD32 num_bits; |
| FLOAT32 lpc_coeffs_quant[2 * (ORDER + 1)]; |
| FLOAT32 lpc_coeffs[2 * (ORDER + 1)]; |
| FLOAT32 synth[ORDER + 128]; |
| FLOAT32 wsynth[1 + 128]; |
| FLOAT32 acelp_exc[2 * LEN_FRAME]; |
| WORD32 avq_params[FAC_LENGTH]; |
| FLOAT32 tcx_mem[128]; |
| FLOAT32 tcx_quant[1 + (2 * 128)]; |
| FLOAT32 tcx_fac; |
| FLOAT32 mem_wsyn; |
| } ia_usac_lpd_state_struct; |
| |
| typedef struct { |
| WORD32 len_frame; |
| WORD32 len_subfrm; |
| WORD32 num_subfrm; |
| WORD16 acelp_core_mode; |
| WORD32 fscale; |
| FLOAT32 mem_lp_decim2[3]; |
| WORD32 decim_frac; |
| FLOAT32 mem_sig_in[4]; |
| FLOAT32 mem_preemph; |
| FLOAT32 old_speech_pe[L_OLD_SPEECH_HIGH_RATE + LEN_LPC0]; |
| FLOAT32 weighted_sig[128]; |
| ia_usac_lpd_state_struct lpd_state; |
| FLOAT32 prev_wsp[MAX_PITCH / OPL_DECIM]; |
| FLOAT32 prev_exc[MAX_PITCH + LEN_INTERPOL]; |
| FLOAT32 prev_wsyn_mem; |
| FLOAT32 prev_wsp_mem; |
| FLOAT32 prev_xnq_mem; |
| WORD32 prev_ovlp_size; |
| FLOAT32 isf_old[ORDER]; |
| FLOAT32 isp_old[ORDER]; |
| FLOAT32 isp_old_q[ORDER]; |
| FLOAT32 mem_wsp; |
| FLOAT32 ada_w; |
| FLOAT32 ol_gain; |
| WORD16 ol_wght_flg; |
| WORD32 prev_ol_lags[5]; |
| WORD32 prev_pitch_med; |
| FLOAT32 prev_hp_wsp[LEN_SUPERFRAME / OPL_DECIM + (MAX_PITCH / OPL_DECIM)]; |
| FLOAT32 hp_ol_ltp_mem[3 * 2 + 1]; |
| const FLOAT32 *lp_analysis_window; |
| FLOAT32 xn_buffer[128]; |
| WORD32 c_prev[(NUM_COEFF / 2) + 4]; |
| WORD32 c_pres[(NUM_COEFF / 2) + 4]; |
| WORD32 arith_reset_flag; |
| WORD16 prev_mode; |
| WORD32 num_bits_per_supfrm; |
| FLOAT32 fd_synth[2 * LEN_FRAME + 1 + ORDER]; |
| FLOAT32 fd_orig[2 * LEN_FRAME + 1 + ORDER]; |
| WORD32 low_pass_line; |
| WORD32 last_was_short; |
| WORD32 next_is_short; |
| FLOAT32 gain_tcx; |
| WORD32 max_sfb_short; |
| } ia_usac_td_encoder_struct; |
