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ffmpeg-4.2.2/libavfilter/threshold.h 1.59 KB
aac5773f   hucm   功能基本完成,接口待打磨
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  /*
   * Copyright (c) 2016 Paul B Mahol
   *
   * This file is part of FFmpeg.
   *
   * FFmpeg is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2.1 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
   * Lesser General Public License for more details.
   *
   * You should have received a copy of the GNU Lesser 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_THRESHOLD_H
  #define AVFILTER_THRESHOLD_H
  
  #include "avfilter.h"
  #include "framesync.h"
  
  typedef struct ThresholdContext {
      const AVClass *class;
  
      int depth;
      int planes;
      int bpc;
  
      int nb_planes;
      int width[4], height[4];
  
      void (*threshold)(const uint8_t *in, const uint8_t *threshold,
                        const uint8_t *min, const uint8_t *max,
                        uint8_t *out,
                        ptrdiff_t ilinesize, ptrdiff_t tlinesize,
                        ptrdiff_t flinesize, ptrdiff_t slinesize,
                        ptrdiff_t olinesize,
                        int w, int h);
  
      AVFrame *frames[4];
      FFFrameSync fs;
  } ThresholdContext;
  
  void ff_threshold_init(ThresholdContext *s);
  void ff_threshold_init_x86(ThresholdContext *s);
  
  #endif /* AVFILTER_THRESHOLD_H */