third_party_ffmpeg/libavcodec/msmpeg4enc.h
cyberbox 3b0fb00990
upgrade ffmpeg from 4.4.1 to 5.1.4
Signed-off-by: cyberbox <468042667@qq.com>
Change-Id: I63cc2a8c9ff6197c67d6b6b47c124882ad942a22
2024-04-25 17:20:18 +08:00

54 lines
1.9 KiB
C

/*
* MSMPEG4 encoder 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_MSMPEG4ENC_H
#define AVCODEC_MSMPEG4ENC_H
#include "config.h"
#include "mpegvideo.h"
#include "put_bits.h"
#include "rl.h"
typedef struct MSMPEG4EncContext {
MpegEncContext s;
/** [mb_intra][isChroma][level][run][last] */
unsigned ac_stats[2][2][MAX_LEVEL + 1][MAX_RUN + 1][2];
} MSMPEG4EncContext;
void ff_msmpeg4_encode_init(MpegEncContext *s);
void ff_msmpeg4_encode_picture_header(MpegEncContext *s, int picture_number);
void ff_msmpeg4_encode_ext_header(MpegEncContext *s);
void ff_msmpeg4_encode_mb(MpegEncContext *s, int16_t block[6][64],
int motion_x, int motion_y);
void ff_msmpeg4_encode_block(MpegEncContext * s, int16_t * block, int n);
void ff_msmpeg4_handle_slices(MpegEncContext *s);
void ff_msmpeg4_encode_motion(MpegEncContext * s, int mx, int my);
void ff_msmpeg4_code012(PutBitContext *pb, int n);
#define CONFIG_MSMPEG4_ENCODER (CONFIG_MSMPEG4V2_ENCODER || \
CONFIG_MSMPEG4V3_ENCODER || \
CONFIG_WMV1_ENCODER || \
CONFIG_WMV2_ENCODER)
#endif