xref: /aosp_15_r20/external/libxaac/encoder/ixheaace_env_bit.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   Remaining SBR Bit Writing Routines
22 */
23 
24 #pragma once
25 #define CRC_POLYNOMIAL_SBR (0x0233)
26 #define CRC_MASK_SBR (0x0200)
27 #define CRC_RANGE_SBR (0x03FF)
28 #define CRC_MAXREGS_SBR 1
29 #define CRCINIT_SBR (0x0)
30 
31 #define SI_FIL_SBR 13
32 #define SI_FIL_CRC_SBR 14
33 
34 #define SI_CRC_ENABLE_BITS_SBR 0
35 #define SI_CRC_BITS_SBR 10
36 
37 #define SI_ID_BITS_AAC 3
38 #define SI_FILL_COUNT_BITS 4
39 #define SI_FILL_ESC_COUNT_BITS 8
40 #define SI_FILL_EXTENTION_BITS 4
41 #define ID_FIL 6
42 
43 struct ixheaace_str_common_data;
44