edges.h

   1 #ifndef __SPARROW_EDGES_H__
   2 #define __SPARROW_EDGES_H__
   3
   4 typedef enum corner_status {
   5   CORNER_UNUSED,
   6   CORNER_PROJECTED,
   7   CORNER_EXACT,
   8 } corner_status_t;
   9
  10 typedef struct sparrow_corner_s {
  11   int in_x;
  12   int in_y;
  13   /*dyr -> dy to next point right
  14    dxd ->dx to next point down */
  15   int dxr;
  16   int dyr;
  17   int dxd;
  18   int dyd;
  19   corner_status_t status;
  20 } sparrow_corner_t;
  21
  22 typedef struct sparrow_voter_s {
  23   int x;
  24   int y;
  25   guint32 signal;
  26 } sparrow_voter_t;
  27
  28 typedef struct sparrow_cluster_s {
  29   int n;
  30   sparrow_voter_t voters[8];
  31 } sparrow_cluster_t;
  32
  33
  34 typedef union sparrow_signal_s {
  35   guint16 v_signal;
  36   guint16 h_signal;
  37 } sparrow_signal_t;
  38
  39
  40 typedef struct sparrow_intersect_s {
  41   guint16 lines[2];
  42   guint16 signal[2];
  43 } sparrow_intersect_t;
  44
  45 typedef struct sparrow_line_s {
  46   gint offset;
  47   sparrow_axis_t dir;
  48   gint index;
  49 } sparrow_line_t;
  50
  51 typedef struct sparrow_find_lines_s {
  52   //sparrow_line_t *lines;
  53   sparrow_line_t *h_lines;
  54   sparrow_line_t *v_lines;
  55   sparrow_line_t **shuffled_lines;
  56   int current;
  57   int n_lines;
  58   int n_vlines;
  59   int n_hlines;
  60   gint threshold;
  61   gint shift1;
  62   gint shift2;
  63   sparrow_intersect_t *map;
  64   sparrow_corner_t *mesh;
  65   sparrow_cluster_t *clusters;
  66   IplImage *debug;
  67   int counter;
  68 } sparrow_find_lines_t;
  69
  70
  71 #define DEBUG_FIND_LINES(fl)GST_DEBUG(          \
  72   "fl:\n"                                       \
  73   "  sparrow_line_t *h_lines: %p\n"             \
  74   "  sparrow_line_t *v_lines: %p\n"             \
  75   "  sparrow_line_t **shuffled_lines: %p\n"     \
  76   "  int current: %d\n"                         \
  77   "  int n_lines: %d\n"                         \
  78   "  int n_vlines: %d\n"                        \
  79   "  int n_hlines: %d\n"                        \
  80   "  gint threshold: %d\n"                      \
  81   "  gint shift1: %d\n"                         \
  82   "  gint shift2: %d\n"                         \
  83   "  sparrow_intersect_t *map: %p\n"            \
  84   "  sparrow_corner_t *mesh: %p\n"              \
  85   "  sparrow_cluster_t *clusters: %p\n"         \
  86   ,                                             \
  87     (fl)->h_lines,                                \
  88     (fl)->v_lines,                                \
  89     (fl)->shuffled_lines,                         \
  90     (fl)->current,                                \
  91     (fl)->n_lines,                                \
  92     (fl)->n_vlines,                               \
  93     (fl)->n_hlines,                               \
  94     (fl)->threshold,                              \
  95     (fl)->shift1,                                 \
  96     (fl)->shift2,                                 \
  97     (fl)->map,                                    \
  98     (fl)->mesh,                                   \
  99   (fl)->clusters)                                 \
 100
 101 //#undef debug_find_lines
 102 //#define debug_find_lines(x) /* */
 103
 104
 105 #endif /*have this .h*/