|
|
|
|
/*
|
|
|
|
|
* MSMPEG4 backend for ffmpeg encoder and decoder
|
|
|
|
|
* 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
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* @file msmpeg4.h
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#ifndef AVCODEC_MSMPEG4_H
|
|
|
|
|
#define AVCODEC_MSMPEG4_H
|
|
|
|
|
|
|
|
|
|
#include "config.h"
|
|
|
|
|
#include "avcodec.h"
|
|
|
|
|
#include "dsputil.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;
|
|
|
|
|
|
|
|
|
|
void ff_msmpeg4_code012(PutBitContext *pb, int n);
|
|
|
|
|
void ff_msmpeg4_encode_block(MpegEncContext * s, DCTELEM * block, int n);
|
|
|
|
|
void ff_msmpeg4_handle_slices(MpegEncContext *s);
|
|
|
|
|
void ff_msmpeg4_encode_motion(MpegEncContext * s, int mx, int my);
|
|
|
|
|
int ff_msmpeg4_coded_block_pred(MpegEncContext * s, int n,
|
|
|
|
|
uint8_t **coded_block_ptr);
|
|
|
|
|
int ff_msmpeg4_decode_motion(MpegEncContext * s, int *mx_ptr, int *my_ptr);
|
|
|
|
|
int ff_msmpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
|
|
|
|
|
int n, int coded, const uint8_t *scan_table);
|
|
|
|
|
int ff_wmv2_decode_mb(MpegEncContext *s, DCTELEM block[6][64]);
|
|
|
|
|
|
|
|
|
|
#define CONFIG_MSMPEG4_DECODER (CONFIG_MSMPEG4V1_DECODER || \
|
|
|
|
|
CONFIG_MSMPEG4V2_DECODER || \
|
|
|
|
|
CONFIG_MSMPEG4V3_DECODER || \
|
|
|
|
|
CONFIG_WMV2_DECODER || \
|
|
|
|
|
CONFIG_VC1_DECODER || \
|
|
|
|
|
CONFIG_WMV3_DECODER)
|
|
|
|
|
#define CONFIG_MSMPEG4_ENCODER (CONFIG_MSMPEG4V1_ENCODER || \
|
|
|
|
|
CONFIG_MSMPEG4V2_ENCODER || \
|
|
|
|
|
CONFIG_MSMPEG4V3_ENCODER || \
|
|
|
|
|
CONFIG_WMV2_ENCODER)
|
|
|
|
|
#define CONFIG_MSMPEG4 (CONFIG_MSMPEG4_DECODER || CONFIG_MSMPEG4_ENCODER)
|
|
|
|
|
#define CONFIG_WMV2 (CONFIG_WMV2_DECODER || CONFIG_WMV2_ENCODER)
|
|
|
|
|
#define CONFIG_WMV_DECODER (CONFIG_WMV1_DECODER || CONFIG_WMV2_DECODER)
|
|
|
|
|
#define CONFIG_WMV_ENCODER (CONFIG_WMV1_ENCODER || CONFIG_WMV2_ENCODER)
|
|
|
|
|
|
|
|
|
|
#endif /* AVCODEC_MSMPEG4_H */
|
