mirror of
https://gitee.com/openharmony/third_party_ffmpeg
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58 lines
1.9 KiB
C
58 lines
1.9 KiB
C
/*
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* VC3/DNxHD decoder.
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* Copyright (c) 2007 SmartJog S.A., Baptiste Coudurier <baptiste dot coudurier at smartjog dot com>
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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_DNXHDDATA_H
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#define AVCODEC_DNXHDDATA_H
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#include <stdint.h>
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#include "avcodec.h"
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#include "libavutil/internal.h"
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typedef struct CIDEntry {
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int cid;
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unsigned int width, height;
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int interlaced;
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unsigned int frame_size;
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unsigned int coding_unit_size;
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int index_bits;
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int bit_depth;
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int eob_index;
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const uint8_t *luma_weight, *chroma_weight;
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const uint8_t *dc_codes, *dc_bits;
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const uint16_t *ac_codes;
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const uint8_t *ac_bits, *ac_level;
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const uint8_t *ac_flags;
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const uint16_t *run_codes;
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const uint8_t *run_bits, *run;
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int bit_rates[5]; ///< Helper to choose variants, rounded to nearest 5Mb/s
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AVRational frame_rates[5];
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} CIDEntry;
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extern av_export const CIDEntry ff_dnxhd_cid_table[];
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int ff_dnxhd_get_cid_table(int cid);
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int ff_dnxhd_find_cid(AVCodecContext *avctx, int bit_depth);
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void ff_dnxhd_print_profiles(AVCodecContext *avctx, int loglevel);
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int avpriv_dnxhd_get_frame_size(int cid);
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#endif /* AVCODEC_DNXHDDATA_H */
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