/* * Copyright (c) 2011 Stefano Sabatini * Copyright (c) 2010 Baptiste Coudurier * Copyright (c) 2003 Michael Zucchi <notzed@ximian.com> * * 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. */ /** * @file * temporal field interlace filter, ported from MPlayer/libmpcodecs */#ifndef AVFILTER_TINTERLACE_H#define AVFILTER_TINTERLACE_H #include "libavutil/opt.h"#include "avfilter.h" enum TInterlaceMode {    MODE_MERGE = 0,    MODE_DROP_EVEN,    MODE_DROP_ODD,    MODE_PAD,    MODE_INTERLEAVE_TOP,    MODE_INTERLEAVE_BOTTOM,    MODE_INTERLACEX2,    MODE_MERGEX2,    MODE_NB,}; typedef struct {    const AVClass *class;    int mode;                   ///< TInterlaceMode, interlace mode selected    AVRational preout_time_base;    int flags;                  ///< flags affecting interlacing algorithm    int frame;                  ///< number of the output frame    int vsub;                   ///< chroma vertical subsampling    AVFrame *cur;    AVFrame *next;    uint8_t *black_data[4];     ///< buffer used to fill padded lines    int black_linesize[4];    void (*lowpass_line)(uint8_t *dstp, ptrdiff_t width, const uint8_t *srcp,                         const uint8_t *srcp_above, const uint8_t *srcp_below);} TInterlaceContext; void ff_tinterlace_init_x86(TInterlaceContext *interlace); #endif /* AVFILTER_TINTERLACE_H */