xref: /aosp_15_r20/external/libxaac/encoder/ixheaace_write_bitstream.h (revision 15dc779a375ca8b5125643b829a8aa4b70d7f451)
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 #define GLOBAL_GAIN_OFFSET 100
24 #define ICS_RESERVED_BIT 0
25 #define EXT_FIL 0
26 #define NUM_COUPLED_ELE 0
27 #define SCALE_COUPLING_LEVEL0 0
28 
29 typedef struct {
30   WORD32 num_channels;
31   WORD32 bitrate;
32   WORD32 sample_rate;
33   WORD32 profile;
34 } ixheaace_bitstream_enc_init;
35 
36 IA_ERRORCODE ia_enhaacplus_enc_write_bitstream(
37     ixheaace_bit_buf_handle pstr_bit_stream_handle, ixheaace_element_info pstr_element_info,
38     ixheaace_qc_out *pstr_qc_out, ixheaace_psy_out *pstr_psy_out, WORD32 *glob_used_bits,
39     const UWORD8 *ptr_anc_bytes, ixheaace_aac_tables *pstr_aac_tables, FLAG flag_last_element,
40     WORD32 *write_program_config_element, WORD32 i_num_coup_channels, WORD32 i_channels_mask,
41     WORD32 i_samp_freq, WORD32 ele_idx, WORD32 aot, WORD32 *total_fill_bits);
42