1 /* 2 * MPEG-1/2 VLC 3 * copyright (c) 2000,2001 Fabrice Bellard 4 * copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> 5 * 6 * This file is part of FFmpeg. 7 * 8 * FFmpeg is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU Lesser General Public 10 * License as published by the Free Software Foundation; either 11 * version 2.1 of the License, or (at your option) any later version. 12 * 13 * FFmpeg is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * Lesser General Public License for more details. 17 * 18 * You should have received a copy of the GNU Lesser General Public 19 * License along with FFmpeg; if not, write to the Free Software 20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 21 */ 22 23 /** 24 * @file 25 * MPEG-1/2 VLC. 26 */ 27 28 #ifndef AVCODEC_MPEG12VLC_H 29 #define AVCODEC_MPEG12VLC_H 30 31 #include "vlc.h" 32 33 #define DC_VLC_BITS 9 34 #define MV_VLC_BITS 8 35 #define TEX_VLC_BITS 9 36 37 #define MBINCR_VLC_BITS 9 38 #define MB_PAT_VLC_BITS 9 39 #define MB_PTYPE_VLC_BITS 6 40 #define MB_BTYPE_VLC_BITS 6 41 42 extern VLC ff_dc_lum_vlc; 43 extern VLC ff_dc_chroma_vlc; 44 extern VLC ff_mbincr_vlc; 45 extern VLC ff_mb_ptype_vlc; 46 extern VLC ff_mb_btype_vlc; 47 extern VLC ff_mb_pat_vlc; 48 extern VLC ff_mv_vlc; 49 50 void ff_mpeg12_init_vlcs(void); 51 52 #endif /* AVCODEC_MPEG12VLC_H */ 53