yading@10: /*
yading@10:  * MSMPEG4 backend for encoder and decoder
yading@10:  * copyright (c) 2007 Aurelien Jacobs <aurel@gnuage.org>
yading@10:  *
yading@10:  * This file is part of FFmpeg.
yading@10:  *
yading@10:  * FFmpeg is free software; you can redistribute it and/or
yading@10:  * modify it under the terms of the GNU Lesser General Public
yading@10:  * License as published by the Free Software Foundation; either
yading@10:  * version 2.1 of the License, or (at your option) any later version.
yading@10:  *
yading@10:  * FFmpeg is distributed in the hope that it will be useful,
yading@10:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
yading@10:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
yading@10:  * Lesser General Public License for more details.
yading@10:  *
yading@10:  * You should have received a copy of the GNU Lesser General Public
yading@10:  * License along with FFmpeg; if not, write to the Free Software
yading@10:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
yading@10:  */
yading@10: 
yading@10: #ifndef AVCODEC_MSMPEG4_H
yading@10: #define AVCODEC_MSMPEG4_H
yading@10: 
yading@10: #include <stdint.h>
yading@10: 
yading@10: #include "config.h"
yading@10: #include "avcodec.h"
yading@10: #include "mpegvideo.h"
yading@10: #include "msmpeg4data.h"
yading@10: #include "put_bits.h"
yading@10: 
yading@10: #define INTER_INTRA_VLC_BITS 3
yading@10: #define MB_NON_INTRA_VLC_BITS 9
yading@10: #define MB_INTRA_VLC_BITS 9
yading@10: 
yading@10: #define II_BITRATE 128*1024
yading@10: #define MBAC_BITRATE 50*1024
yading@10: 
yading@10: #define DC_MAX 119
yading@10: 
yading@10: extern VLC ff_mb_non_intra_vlc[4];
yading@10: extern VLC ff_inter_intra_vlc;
yading@10: 
yading@10: void ff_msmpeg4_code012(PutBitContext *pb, int n);
yading@10: void ff_msmpeg4_common_init(MpegEncContext *s);
yading@10: void ff_msmpeg4_encode_block(MpegEncContext * s, int16_t * block, int n);
yading@10: void ff_msmpeg4_handle_slices(MpegEncContext *s);
yading@10: void ff_msmpeg4_encode_motion(MpegEncContext * s, int mx, int my);
yading@10: int ff_msmpeg4_coded_block_pred(MpegEncContext * s, int n,
yading@10:                                 uint8_t **coded_block_ptr);
yading@10: int ff_msmpeg4_decode_motion(MpegEncContext * s, int *mx_ptr, int *my_ptr);
yading@10: int ff_msmpeg4_decode_block(MpegEncContext * s, int16_t * block,
yading@10:                             int n, int coded, const uint8_t *scan_table);
yading@10: int ff_msmpeg4_pred_dc(MpegEncContext *s, int n,
yading@10:                        int16_t **dc_val_ptr, int *dir_ptr);
yading@10: int ff_wmv2_decode_mb(MpegEncContext *s, int16_t block[6][64]);
yading@10: 
yading@10: #define CONFIG_MSMPEG4_DECODER (CONFIG_MSMPEG4V1_DECODER || \
yading@10:                                 CONFIG_MSMPEG4V2_DECODER || \
yading@10:                                 CONFIG_MSMPEG4V3_DECODER || \
yading@10:                                 CONFIG_WMV2_DECODER      || \
yading@10:                                 CONFIG_VC1_DECODER)
yading@10: #define CONFIG_MSMPEG4_ENCODER (CONFIG_MSMPEG4V2_ENCODER || \
yading@10:                                 CONFIG_MSMPEG4V3_ENCODER || \
yading@10:                                 CONFIG_WMV2_ENCODER)
yading@10: 
yading@10: #endif /* AVCODEC_MSMPEG4_H */