mirror of https://github.com/FFmpeg/FFmpeg.git
53 lines
1.9 KiB
C
53 lines
1.9 KiB
C
/*
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* MPEG-4 encoder internal header.
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* Copyright (c) 2000,2001 Fabrice Bellard
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* Copyright (c) 2002-2010 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_MPEG4VIDEOENC_H
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#define AVCODEC_MPEG4VIDEOENC_H
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#include <stdint.h>
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#include "put_bits.h"
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enum {
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MAX_PB2_INTRA_SIZE = 1 /* ac_pred */ + 5 /* max cbpy len */ +
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2 /* dquant */ + 1 /* interlaced dct */
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+ 4 * (8 /* longest luma dct_dc_size */ +
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9 /* longest dc diff */ + 1 /* marker */)
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+ 2 * (9 + 9 + 1),
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MAX_PB2_INTER_SIZE = 5 /* max cbpy len */ +
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2 /* dquant */ + 1 /* interlaced_dct */ + 1,
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MAX_PB2_MB_SIZE = (FFMAX(MAX_PB2_INTER_SIZE, MAX_PB2_INTRA_SIZE) + 7) / 8,
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MAX_AC_TEX_MB_SIZE = 64 * 6 * 30 /* longest escape code */ / 8,
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};
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typedef struct MPVEncContext MPVEncContext;
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void ff_set_mpeg4_time(MPVEncContext *s);
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void ff_mpeg4_encode_video_packet_header(MPVEncContext *s);
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void ff_mpeg4_stuffing(PutBitContext *pbc);
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void ff_mpeg4_init_partitions(MPVEncContext *s);
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void ff_mpeg4_merge_partitions(MPVEncContext *s);
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void ff_clean_mpeg4_qscales(MPVEncContext *s);
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#endif
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