/* * 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 */