1/*
2 * H261 decoder
3 * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
4 * Copyright (c) 2004 Maarten Daniels
5 *
6 * This file is part of FFmpeg.
7 *
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23/**
24 * @file
25 * h261codec.
26 */
27
28#ifndef AVCODEC_H261_H
29#define AVCODEC_H261_H
30
31#include "mpegvideo.h"
32
33/**
34 * H261Context
35 */
36typedef struct H261Context{
37    MpegEncContext s;
38
39    int current_mba;
40    int previous_mba;
41    int mba_diff;
42    int mtype;
43    int current_mv_x;
44    int current_mv_y;
45    int gob_number;
46    int gob_start_code_skipped; // 1 if gob start code is already read before gob header is read
47}H261Context;
48
49#define MB_TYPE_H261_FIL 0x800000
50
51#endif /* AVCODEC_H261_H */
52