Regression since 9c01cdb94e24aaf50f867a0a5c42b097c17c42b1 Signed-off-by: Thomas Mundt <tmundt75@gmail.com>
		
			
				
	
	
		
			78 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			78 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright (c) 2011 Stefano Sabatini
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 * Copyright (c) 2010 Baptiste Coudurier
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 * Copyright (c) 2003 Michael Zucchi <notzed@ximian.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 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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/**
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 * @file
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 * temporal field interlace filter, ported from MPlayer/libmpcodecs
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 */
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#ifndef AVFILTER_TINTERLACE_H
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#define AVFILTER_TINTERLACE_H
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#include "libavutil/bswap.h"
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#include "libavutil/opt.h"
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#include "libavutil/pixdesc.h"
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#include "drawutils.h"
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#include "avfilter.h"
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#define TINTERLACE_FLAG_VLPF 01
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#define TINTERLACE_FLAG_CVLPF 2
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#define TINTERLACE_FLAG_EXACT_TB 4
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enum TInterlaceMode {
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    MODE_MERGE = 0,
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    MODE_DROP_EVEN,
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    MODE_DROP_ODD,
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    MODE_PAD,
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    MODE_INTERLEAVE_TOP,
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    MODE_INTERLEAVE_BOTTOM,
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    MODE_INTERLACEX2,
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    MODE_MERGEX2,
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    MODE_NB,
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};
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enum InterlaceScanMode {
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    MODE_TFF = 0,
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    MODE_BFF,
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};
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typedef struct TInterlaceContext {
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    const AVClass *class;
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    int mode;                   ///< TInterlaceMode, interlace mode selected
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    AVRational preout_time_base;
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    int flags;                  ///< flags affecting interlacing algorithm
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    int frame;                  ///< number of the output frame
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    int vsub;                   ///< chroma vertical subsampling
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    AVFrame *cur;
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    AVFrame *next;
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    uint8_t *black_data[4];     ///< buffer used to fill padded lines
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    int black_linesize[4];
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    FFDrawContext draw;
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    FFDrawColor color;
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    const AVPixFmtDescriptor *csp;
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    void (*lowpass_line)(uint8_t *dstp, ptrdiff_t width, const uint8_t *srcp,
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                         ptrdiff_t mref, ptrdiff_t pref, int clip_max);
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} TInterlaceContext;
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void ff_tinterlace_init_x86(TInterlaceContext *interlace);
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#endif /* AVFILTER_TINTERLACE_H */
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