edges.h

   1 #ifndef __SPARROW_EDGES_H__
   2 #define __SPARROW_EDGES_H__
   3
   4 typedef struct sparrow_corner_s {
   5   int out_x; /*regular, unnecessary?*/
   6   int out_y;
   7   int in_x;
   8   int in_y;
   9   /*dyh -> dy to next point horizontally */
  10   int dxh;
  11   int dyh;
  12   int dxv;
  13   int dyv;
  14   int used;
  15 } sparrow_corner_t;
  16
  17 typedef struct sparrow_voter_s {
  18   int x;
  19   int y;
  20   guint32 signal;
  21 } sparrow_voter_t;
  22
  23 typedef struct sparrow_cluster_s {
  24   int n;
  25   sparrow_voter_t voters[8];
  26 } sparrow_cluster_t;
  27
  28
  29 typedef union sparrow_signal_s {
  30   guint16 v_signal;
  31   guint16 h_signal;
  32 } sparrow_signal_t;
  33
  34
  35 typedef struct sparrow_intersect_s {
  36   guint16 lines[2];
  37   guint16 signal[2];
  38 } sparrow_intersect_t;
  39
  40 typedef struct sparrow_line_s {
  41   gint offset;
  42   sparrow_axis_t dir;
  43   gint index;
  44 } sparrow_line_t;
  45
  46 typedef struct sparrow_find_lines_s {
  47   //sparrow_line_t *lines;
  48   sparrow_line_t *h_lines;
  49   sparrow_line_t *v_lines;
  50   sparrow_line_t **shuffled_lines;
  51   int current;
  52   int n_lines;
  53   int n_vlines;
  54   int n_hlines;
  55   gint threshold;
  56   gint shift1;
  57   gint shift2;
  58   sparrow_intersect_t *map;
  59   sparrow_corner_t *mesh;
  60   sparrow_cluster_t *clusters;
  61   IplImage *debug;
  62 } sparrow_find_lines_t;
  63
  64
  65 #define DEBUG_FIND_LINES(fl)GST_DEBUG(          \
  66   "fl:\n"                                       \
  67   "  sparrow_line_t *h_lines: %p\n"             \
  68   "  sparrow_line_t *v_lines: %p\n"             \
  69   "  sparrow_line_t **shuffled_lines: %p\n"     \
  70   "  int current: %d\n"                         \
  71   "  int n_lines: %d\n"                         \
  72   "  int n_vlines: %d\n"                        \
  73   "  int n_hlines: %d\n"                        \
  74   "  gint threshold: %d\n"                      \
  75   "  gint shift1: %d\n"                         \
  76   "  gint shift2: %d\n"                         \
  77   "  sparrow_intersect_t *map: %p\n"            \
  78   "  sparrow_corner_t *mesh: %p\n"              \
  79   "  sparrow_cluster_t *clusters: %p\n"         \
  80   ,                                             \
  81     (fl)->h_lines,                                \
  82     (fl)->v_lines,                                \
  83     (fl)->shuffled_lines,                         \
  84     (fl)->current,                                \
  85     (fl)->n_lines,                                \
  86     (fl)->n_vlines,                               \
  87     (fl)->n_hlines,                               \
  88     (fl)->threshold,                              \
  89     (fl)->shift1,                                 \
  90     (fl)->shift2,                                 \
  91     (fl)->map,                                    \
  92     (fl)->mesh,                                   \
  93   (fl)->clusters)                                 \
  94
  95 //#undef debug_find_lines
  96 //#define debug_find_lines(x) /* */
  97
  98
  99 #endif /*have this .h*/