1 /*
2 * MPEG-4 Parametric Stereo definitions and declarations
3 * Copyright (c) 2010 Alex Converse <alex.converse@gmail.com>
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22 #ifndef AVCODEC_AACPS_H
23 #define AVCODEC_AACPS_H
24
25 #include <stdint.h>
26
28
32
33 #define PS_MAX_NUM_ENV 5
34 #define PS_MAX_NR_IIDICC 34
35 #define PS_MAX_NR_IPDOPD 17
37 #define PS_MAX_AP_BANDS 50
38 #define PS_QMF_TIME_SLOTS 32
39 #define PS_MAX_DELAY 14
41 #define PS_MAX_AP_DELAY 5
42 #define PS_BASELINE 0 ///< Operate in Baseline PS mode
43 ///< Baseline implies 10 or 20 stereo bands,
44 ///< mixing mode A, and no ipd/opd
45
46 #define numQMFSlots 32 //numTimeSlots * RATE
47
65 /* ipd/opd is iid/icc sized so that the same functions can handle both */
71
74
91
94
101
102 #endif /* AVCODEC_AACPS_H */