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/*
* MSMPEG4 decoder header
* copyright (c) 2007 Aurelien Jacobs <aurel@gnuage.org>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_MSMPEG4DEC_H
#define AVCODEC_MSMPEG4DEC_H
#include "avcodec.h"
#include "mpegvideo.h"
#define INTER_INTRA_VLC_BITS 3
#define MB_NON_INTRA_VLC_BITS 9
#define MB_INTRA_VLC_BITS 9
extern VLC ff_mb_non_intra_vlc[4];
extern VLC ff_inter_intra_vlc;
int ff_msmpeg4_decode_init(AVCodecContext *avctx);
int ff_msmpeg4_decode_picture_header(MpegEncContext *s);
int ff_msmpeg4_decode_ext_header(MpegEncContext *s, int buf_size);
void ff_msmpeg4_decode_motion(MpegEncContext * s, int *mx_ptr, int *my_ptr);
int ff_msmpeg4_decode_block(MpegEncContext * s, int16_t * block,
int n, int coded, const uint8_t *scan_table);
#endif
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