src/transformtype.h

   1 /*
   2  *  transform.h
   3  *
   4  *  Copyright (C) Georg Martius - June 2007 - 2013
   5  *
   6  *  This file is part of transcode, a video stream processing tool
   7  *
   8  *  transcode is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License as published by
  10  *  the Free Software Foundation; either version 2, or (at your option)
  11  *  any later version.
  12  *
  13  *  transcode is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *  GNU General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License
  19  *  along with GNU Make; see the file COPYING.  If not, write to
  20  *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  21  *
  22  */
  23 #ifndef __TRANSFORMTYPE_H
  24 #define __TRANSFORMTYPE_H
  25
  26 #include <stdio.h>
  27 #include "vsvector.h"
  28
  29 /* structure to hold information about frame transformations
  30    x,y are translations, alpha is a rotation around the center in RAD,
  31    zoom is a percentage to zoom in and
  32    extra is for additional information like scene cut (unused)
  33  */
  34 typedef struct _transform {
  35     double x;
  36     double y;
  37     double alpha;
  38     double zoom;
  39     double barrel;
  40     double rshutter;
  41     int extra;    /* -1: ignore transform (only internal use);
  42                      0 for normal trans; 1 for inter scene cut (unused) */
  43 } VSTransform;
  44
  45 /** stores x y and size of a measurement field */
  46 typedef struct _field {
  47   int x;     // middle position x
  48   int y;     // middle position y
  49   int size;  // size of field
  50 } Field;
  51
  52 /** stores x y coordinates (integer) */
  53 typedef struct _vec {
  54   int x;     // middle position x
  55   int y;     // middle position y
  56 } Vec;
  57
  58 /* structure to hold information about local motion.
  59  */
  60 typedef struct _localmotion {
  61     Vec v;
  62     Field f;
  63     double contrast; // local contrast of the measurement field
  64     double match;    // quality of match
  65 } LocalMotion;
  66
  67 typedef VSVector LocalMotions;
  68
  69 #endif
  70
  71 /*
  72  * Local variables:
  73  *   c-file-style: "stroustrup"
  74  *   c-file-offsets: ((case-label . *) (statement-case-intro . *))
  75  *   indent-tabs-mode: nil
  76  *   c-basic-offset: 2 t
  77  * End:
  78  *
  79  * vim: expandtab shiftwidth=2:
  80  */