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45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
/*
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* Copyright (c) 2002 The FFmpeg Project
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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_WMV2_H
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#define AVCODEC_WMV2_H
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#include <stdint.h>
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#include "libavutil/attributes.h"
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#define SKIP_TYPE_NONE 0
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#define SKIP_TYPE_MPEG 1
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#define SKIP_TYPE_ROW 2
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#define SKIP_TYPE_COL 3
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static av_always_inline int wmv2_get_cbp_table_index(int qscale, int cbp_index)
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{
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static const uint8_t map[3][3] = {
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{ 0, 2, 1 },
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{ 1, 0, 2 },
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{ 2, 1, 0 },
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};
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return map[(qscale > 10) + (qscale > 20)][cbp_index];
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}
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#endif /* AVCODEC_WMV2_H */
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