1 /****************************************************************************** 2 * * 3 * Copyright (C) 2023 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 21 #pragma once 22 23 IA_ERRORCODE ia_enhaacplus_enc_qc_out_new(ixheaace_qc_out *pstr_qc_out, WORD32 num_channels, 24 WORD32 *ptr_shared_buffer1, WORD32 *ptr_shared_buffer3, 25 WORD32 frame_len_long); 26 27 IA_ERRORCODE ia_enhaacplus_enc_qc_new(ixheaace_qc_state *pstr_qc_state, 28 WORD32 *ptr_shared_buffer_2, WORD32 frame_len_long); 29 30 IA_ERRORCODE ia_enhaacplus_enc_qc_init(ixheaace_qc_state *pstr_qc_state, WORD32 aot, 31 ixheaace_qc_init *pstr_init, FLAG flag_framelength_small); 32 33 IA_ERRORCODE ia_enhaacplus_enc_qc_main( 34 ixheaace_qc_state *pstr_qc_state, WORD32 num_channels, ixheaace_element_bits *pstr_el_bits, 35 ixheaace_psy_out_channel **psy_out_ch, 36 ixheaace_psy_out_element *pstr_psy_out_element, 37 ixheaace_qc_out_channel **pstr_qc_out_ch, 38 ixheaace_qc_out_element *pstr_qc_out_element, WORD32 ancillary_data_bytes, 39 ixheaace_aac_tables *pstr_aac_tables, WORD32 adts_flag, WORD32 aot, WORD32 stat_bits_flag, 40 WORD32 flag_last_element, WORD32 frame_len_long, WORD8 *ptr_scratch, 41 WORD32 *is_quant_spec_zero, WORD32 *is_gain_limited); 42 43 VOID ia_enhaacplus_enc_update_bit_reservoir(ixheaace_qc_state *pstr_qc_kernel, 44 ixheaace_qc_out *pstr_qc_out); 45 46 VOID ia_enhaacplus_enc_adjust_bitrate(ixheaace_qc_state *pstr_qc_state, WORD32 bit_rate, 47 WORD32 sample_rate, WORD32 flag_last_element, 48 WORD32 frame_len_long); 49 50 WORD32 ia_enhaacplus_aac_limitbitrate(WORD32 core_sampling_rate, WORD32 frame_length, 51 WORD32 num_channels, WORD32 bit_rate); 52 53 WORD32 iaace_calc_max_val_in_sfb(WORD32 sfb_count, WORD32 max_sfb_per_grp, WORD32 ptr_sfb_per_grp, 54 WORD32 *ptr_sfb_offset, WORD16 *ptr_quant_spec, 55 UWORD16 *ptr_max_value); 56 57 IA_ERRORCODE ia_enhaacplus_enc_finalize_bit_consumption(ixheaace_qc_state *pstr_qc_kernel, 58 ixheaace_qc_out *pstr_qc_out, 59 WORD32 flag_last_element, WORD32 cnt_bits, 60 WORD32 *tot_fill_bits, 61 iexheaac_encoder_str **pstr_aac_enc, 62 WORD32 num_bs_elements, WORD32 aot);