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56 lines
1.8 KiB
56 lines
1.8 KiB
2 years ago
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/*
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* Common MSMPEG-4 and VC-1 tables
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* Copyright (c) 2001 Fabrice Bellard
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* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
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*
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* msmpeg4v1 & v2 stuff by Michael Niedermayer <michaelni@gmx.at>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_MSMPEG4_VC1_DATA_H
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#define AVCODEC_MSMPEG4_VC1_DATA_H
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#include <stdint.h>
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#include "vlc.h"
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#include "libavutil/attributes_internal.h"
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FF_VISIBILITY_PUSH_HIDDEN
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void ff_msmp4_vc1_vlcs_init_once(void);
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#define MSMP4_MB_INTRA_VLC_BITS 9
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extern VLC ff_msmp4_mb_i_vlc;
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#define MSMP4_DC_VLC_BITS 9
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extern VLC ff_msmp4_dc_luma_vlc[2];
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extern VLC ff_msmp4_dc_chroma_vlc[2];
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/* intra picture macroblock coded block pattern */
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extern const uint16_t ff_msmp4_mb_i_table[64][2];
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#define WMV1_SCANTABLE_COUNT 4
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extern const uint8_t ff_wmv1_scantable[WMV1_SCANTABLE_COUNT][64];
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extern const uint32_t ff_table0_dc_lum[120][2];
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extern const uint32_t ff_table1_dc_lum[120][2];
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extern const uint32_t ff_table0_dc_chroma[120][2];
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extern const uint32_t ff_table1_dc_chroma[120][2];
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FF_VISIBILITY_POP_HIDDEN
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#endif /* AVCODEC_MSMPEG4_VC1_DATA_H */
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