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72 lines
1.9 KiB
C
72 lines
1.9 KiB
C
/*
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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 General Public
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* License as published by the Free Software Foundation; either
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* version 2 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* 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 AVFILTER_PULLUP_H
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#define AVFILTER_PULLUP_H
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#include "avfilter.h"
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typedef struct PullupBuffer {
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int lock[2];
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uint8_t *planes[4];
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} PullupBuffer;
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typedef struct PullupField {
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int parity;
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PullupBuffer *buffer;
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unsigned flags;
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int breaks;
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int affinity;
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int *diffs;
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int *combs;
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int *vars;
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struct PullupField *prev, *next;
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} PullupField;
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typedef struct PullupFrame {
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int lock;
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int length;
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int parity;
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PullupBuffer *ifields[4], *ofields[2];
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PullupBuffer *buffer;
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} PullupFrame;
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typedef struct PullupContext {
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const AVClass *class;
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int junk_left, junk_right, junk_top, junk_bottom;
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int metric_plane;
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int strict_breaks;
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int strict_pairs;
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int metric_w, metric_h, metric_length;
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int metric_offset;
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int nb_planes;
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int planewidth[4];
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int planeheight[4];
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PullupField *first, *last, *head;
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PullupBuffer buffers[10];
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PullupFrame frame;
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int (*diff)(const uint8_t *a, const uint8_t *b, ptrdiff_t s);
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int (*comb)(const uint8_t *a, const uint8_t *b, ptrdiff_t s);
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int (*var )(const uint8_t *a, const uint8_t *b, ptrdiff_t s);
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} PullupContext;
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void ff_pullup_init_x86(PullupContext *s);
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#endif /* AVFILTER_PULLUP_H */
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