mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-11-21 10:55:51 +02:00
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
/*
|
|
* This file is part of FFmpeg.
|
|
*
|
|
* FFmpeg is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* FFmpeg is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with FFmpeg; if not, write to the Free Software Foundation, Inc.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#ifndef AVFILTER_YADIF_H
|
|
#define AVFILTER_YADIF_H
|
|
|
|
#include "libavutil/pixdesc.h"
|
|
#include "avfilter.h"
|
|
|
|
enum YADIFMode {
|
|
YADIF_MODE_SEND_FRAME = 0, ///< send 1 frame for each frame
|
|
YADIF_MODE_SEND_FIELD = 1, ///< send 1 frame for each field
|
|
YADIF_MODE_SEND_FRAME_NOSPATIAL = 2, ///< send 1 frame for each frame but skips spatial interlacing check
|
|
YADIF_MODE_SEND_FIELD_NOSPATIAL = 3, ///< send 1 frame for each field but skips spatial interlacing check
|
|
};
|
|
|
|
enum YADIFParity {
|
|
YADIF_PARITY_TFF = 0, ///< top field first
|
|
YADIF_PARITY_BFF = 1, ///< bottom field first
|
|
YADIF_PARITY_AUTO = -1, ///< auto detection
|
|
};
|
|
|
|
enum YADIFDeint {
|
|
YADIF_DEINT_ALL = 0, ///< deinterlace all frames
|
|
YADIF_DEINT_INTERLACED = 1, ///< only deinterlace frames marked as interlaced
|
|
};
|
|
|
|
typedef struct YADIFContext {
|
|
const AVClass *class;
|
|
|
|
enum YADIFMode mode;
|
|
enum YADIFParity parity;
|
|
enum YADIFDeint deint;
|
|
|
|
int frame_pending;
|
|
|
|
AVFrame *cur;
|
|
AVFrame *next;
|
|
AVFrame *prev;
|
|
AVFrame *out;
|
|
|
|
/**
|
|
* Required alignment for filter_line
|
|
*/
|
|
void (*filter_line)(void *dst,
|
|
void *prev, void *cur, void *next,
|
|
int w, int prefs, int mrefs, int parity, int mode);
|
|
void (*filter_edges)(void *dst, void *prev, void *cur, void *next,
|
|
int w, int prefs, int mrefs, int parity, int mode);
|
|
|
|
const AVPixFmtDescriptor *csp;
|
|
int eof;
|
|
uint8_t *temp_line;
|
|
int temp_line_size;
|
|
} YADIFContext;
|
|
|
|
void ff_yadif_init_x86(YADIFContext *yadif);
|
|
|
|
#endif /* AVFILTER_YADIF_H */
|