1 /* 2 * MSMPEG4 encoder header 3 * copyright (c) 2007 Aurelien Jacobs <aurel@gnuage.org> 4 * 5 * This file is part of FFmpeg. 6 * 7 * FFmpeg is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Lesser General Public 9 * License as published by the Free Software Foundation; either 10 * version 2.1 of the License, or (at your option) any later version. 11 * 12 * FFmpeg is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Lesser General Public License for more details. 16 * 17 * You should have received a copy of the GNU Lesser General Public 18 * License along with FFmpeg; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 20 */ 21 22 #ifndef AVCODEC_MSMPEG4ENC_H 23 #define AVCODEC_MSMPEG4ENC_H 24 25 #include "config.h" 26 #include "mpegvideo.h" 27 #include "put_bits.h" 28 #include "rl.h" 29 30 typedef struct MSMPEG4EncContext { 31 MpegEncContext s; 32 33 /** [mb_intra][isChroma][level][run][last] */ 34 unsigned ac_stats[2][2][MAX_LEVEL + 1][MAX_RUN + 1][2]; 35 } MSMPEG4EncContext; 36 37 void ff_msmpeg4_encode_init(MpegEncContext *s); 38 void ff_msmpeg4_encode_picture_header(MpegEncContext *s, int picture_number); 39 void ff_msmpeg4_encode_ext_header(MpegEncContext *s); 40 void ff_msmpeg4_encode_mb(MpegEncContext *s, int16_t block[6][64], 41 int motion_x, int motion_y); 42 void ff_msmpeg4_encode_block(MpegEncContext * s, int16_t * block, int n); 43 void ff_msmpeg4_handle_slices(MpegEncContext *s); 44 void ff_msmpeg4_encode_motion(MpegEncContext * s, int mx, int my); 45 46 void ff_msmpeg4_code012(PutBitContext *pb, int n); 47 48 #define CONFIG_MSMPEG4_ENCODER (CONFIG_MSMPEG4V2_ENCODER || \ 49 CONFIG_MSMPEG4V3_ENCODER || \ 50 CONFIG_WMV1_ENCODER || \ 51 CONFIG_WMV2_ENCODER) 52 53 #endif 54