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0735b50880
Always use the special filter for the first and last 3 columns (only).
Changes made in 64ed397 slowed the filter to just under 3/4 of what it
was. This commit restores the speed while maintaining identical output.
For reference, on my Athlon64:
1733222 decicycles in old
2358563 decicycles in new
1727558 decicycles in this
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
75 lines
2.3 KiB
C
75 lines
2.3 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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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 Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef AVFILTER_YADIF_H
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#define AVFILTER_YADIF_H
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#include "libavutil/pixdesc.h"
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#include "avfilter.h"
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enum YADIFMode {
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YADIF_MODE_SEND_FRAME = 0, ///< send 1 frame for each frame
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YADIF_MODE_SEND_FIELD = 1, ///< send 1 frame for each field
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YADIF_MODE_SEND_FRAME_NOSPATIAL = 2, ///< send 1 frame for each frame but skips spatial interlacing check
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YADIF_MODE_SEND_FIELD_NOSPATIAL = 3, ///< send 1 frame for each field but skips spatial interlacing check
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};
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enum YADIFParity {
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YADIF_PARITY_TFF = 0, ///< top field first
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YADIF_PARITY_BFF = 1, ///< bottom field first
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YADIF_PARITY_AUTO = -1, ///< auto detection
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};
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enum YADIFDeint {
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YADIF_DEINT_ALL = 0, ///< deinterlace all frames
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YADIF_DEINT_INTERLACED = 1, ///< only deinterlace frames marked as interlaced
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};
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typedef struct YADIFContext {
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const AVClass *class;
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enum YADIFMode mode;
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enum YADIFParity parity;
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enum YADIFDeint deint;
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int frame_pending;
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AVFrame *cur;
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AVFrame *next;
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AVFrame *prev;
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AVFrame *out;
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/**
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* Required alignment for filter_line
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*/
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void (*filter_line)(void *dst,
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void *prev, void *cur, void *next,
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int w, int prefs, int mrefs, int parity, int mode);
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void (*filter_edges)(void *dst, void *prev, void *cur, void *next,
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int w, int prefs, int mrefs, int parity, int mode);
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const AVPixFmtDescriptor *csp;
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int eof;
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uint8_t *temp_line;
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int temp_line_size;
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} YADIFContext;
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void ff_yadif_init_x86(YADIFContext *yadif);
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#endif /* AVFILTER_YADIF_H */
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