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_HEADERDECODE_H
21#define IXHEAACD_HEADERDECODE_H
22
23typedef struct {
24  WORD32 bit_stream_type;
25  WORD32 prog_config_present;
26  ia_program_config_struct str_prog_config;
27} ia_adif_header_struct;
28
29WORD32 ixheaacd_aac_headerdecode(
30    ia_exhaacplus_dec_api_struct *p_obj_enhaacplus_dec, UWORD8 *buffer,
31    WORD32 *bytes_consumed,
32    const ia_aac_dec_huffman_tables_struct *ptr_huffmann_tables);
33
34ia_aac_decoder_struct *ixheaacd_aac_decoder_init(
35    ia_aac_dec_state_struct *p_state_enhaacplus_dec,
36    ia_aac_dec_sbr_bitstream_struct *ptr_sbr_bitstream, WORD channels,
37    VOID *aac_persistent_mem_v, WORD32 frame_length);
38
39VOID ixheaacd_fill_prog_config_slots(
40    ia_aac_dec_state_struct *p_state_enhaacplus_dec);
41
42WORD ixheaacd_decode_pce(struct ia_bit_buf_struct *it_bit_buff,
43                         UWORD32 *ui_pce_found_in_hdr,
44                         ia_program_config_struct *pce_t);
45
46WORD32 ixheaacd_ga_hdr_dec(ia_aac_dec_state_struct *pstate_aac_dec,
47                           WORD32 header_len, WORD32 *bytes_consumed,
48                           ia_sampling_rate_info_struct *pstr_samp_rate_info,
49                           struct ia_bit_buf_struct *it_bit_buff);
50
51WORD32 ixheaacd_latm_audio_mux_element(
52    struct ia_bit_buf_struct *it_bit_buff, ixheaacd_latm_struct *latm_element,
53    ia_aac_dec_state_struct *aac_state_struct,
54    ia_sampling_rate_info_struct *sample_rate_info);
55
56WORD32 ixheaacd_get_element_index_tag(
57    ia_exhaacplus_dec_api_struct *p_obj_exhaacplus_dec, WORD ch_idx1,
58    WORD *ch_idx, WORD *channel, WORD *element_index_order, WORD total_elements,
59    WORD8 *element_used, WORD total_channels, ia_drc_dec_struct *pstr_drc_dec,
60    ia_drc_dec_struct *drc_dummy);
61
62WORD32 ixheaacd_latm_audio_mux_element(
63    struct ia_bit_buf_struct *it_bit_buff, ixheaacd_latm_struct *latm_element,
64    ia_aac_dec_state_struct *aac_state_struct,
65    ia_sampling_rate_info_struct *ptr_samp_rate_info);
66
67VOID ixheaacd_set_sbr_persistent_table_pointer(
68    VOID *sbr_persistent_mem_v, ia_sbr_tables_struct *ptr_sbr_tables,
69    ixheaacd_misc_tables *ptr_common_tables);
70
71#endif /* IXHEAACD_HEADERDECODE_H */
72