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mpeg12: Move the vlc bits to a stand alone file

This commit is contained in:
Luca Barbato 2015-06-10 14:29:08 +01:00 committed by Vittorio Giovara
parent f1fa1eed2a
commit 8606e881b0
2 changed files with 53 additions and 18 deletions
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19
libavcodec/mpeg12.h
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@ -22,29 +22,12 @@
#ifndef AVCODEC_MPEG12_H
#define AVCODEC_MPEG12_H
#include "mpeg12vlc.h"
#include "mpegvideo.h"
#define DC_VLC_BITS 9
#define MV_VLC_BITS 9
#define TEX_VLC_BITS 9
#define MBINCR_VLC_BITS 9
#define MB_PAT_VLC_BITS 9
#define MB_PTYPE_VLC_BITS 6
#define MB_BTYPE_VLC_BITS 6
extern VLC ff_dc_lum_vlc;
extern VLC ff_dc_chroma_vlc;
extern VLC ff_mbincr_vlc;
extern VLC ff_mb_ptype_vlc;
extern VLC ff_mb_btype_vlc;
extern VLC ff_mb_pat_vlc;
extern VLC ff_mv_vlc;
extern uint8_t ff_mpeg12_static_rl_table_store[2][2][2*MAX_RUN + MAX_LEVEL + 3];
void ff_mpeg12_common_init(MpegEncContext *s);
void ff_mpeg12_init_vlcs(void);
static inline int decode_dc(GetBitContext *gb, int component)
{

52
libavcodec/mpeg12vlc.h Normal file
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@ -0,0 +1,52 @@
/*
* MPEG1/2 VLC
* copyright (c) 2000,2001 Fabrice Bellard
* copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
* MPEG1/2 VLC.
*/
#ifndef AVCODEC_MPEG12VLC_H
#define AVCODEC_MPEG12VLC_H
#include "get_bits.h"
#define DC_VLC_BITS 9
#define MV_VLC_BITS 9
#define TEX_VLC_BITS 9
#define MBINCR_VLC_BITS 9
#define MB_PAT_VLC_BITS 9
#define MB_PTYPE_VLC_BITS 6
#define MB_BTYPE_VLC_BITS 6
extern VLC ff_dc_lum_vlc;
extern VLC ff_dc_chroma_vlc;
extern VLC ff_mbincr_vlc;
extern VLC ff_mb_ptype_vlc;
extern VLC ff_mb_btype_vlc;
extern VLC ff_mb_pat_vlc;
extern VLC ff_mv_vlc;
void ff_mpeg12_init_vlcs(void);
#endif /* AVCODEC_MPEG12VLC_H */