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60 lines
1.9 KiB
60 lines
1.9 KiB
/* |
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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/opt.h" |
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#include "avfilter.h" |
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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_NB, |
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}; |
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typedef struct { |
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const AVClass *class; |
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enum TInterlaceMode mode; ///< interlace mode selected |
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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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void (*lowpass_line)(uint8_t *dstp, ptrdiff_t width, const uint8_t *srcp, |
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const uint8_t *srcp_above, const uint8_t *srcp_below); |
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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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