/*
* call-seq:
* insert(<i>index,obj</i>) -> self
*
* Inserts the given values before element with the given index (which may be negative).
*/
VALUE
rb_insert(VALUE self, VALUE index, VALUE object)
{
Check_Type(index, T_FIXNUM);
CvSeq *seq = CVSEQ(self);
VALUE klass = seqblock_class(seq);
if(CLASS_OF(object) != klass)
rb_raise(rb_eTypeError, "arguments should be %s.", rb_class2name(klass));
cvSeqInsert(seq, FIX2INT(index), DATA_PTR(object));
return self;
}
static void doCoalesce(image_session_t *mySession)
{
CvSeq *newDetected = NULL;
image_detected_t *current;
CvRect tempRect;
int over_left, over_top;
int right1, right2, over_right;
int bottom1, bottom2, over_bottom;
int over_width, over_height;
int r1Area, r2Area;
int *merged = NULL;
int newI = 0;
int i, j;
uint16_t current_category;
for(current_category = 0; current_category < num_image_categories; current_category++) {
current = &mySession->detected[current_category];
if(current->category->coalesceOverlap != 1.0f && current->detected)
{
// Loop the number of detected objects
newDetected = cvCreateSeq( 0, sizeof(CvSeq), sizeof(CvRect), mySession->lstorage );
merged = malloc(sizeof(int) * current->detected->total);
newI = 0;
for(i = 0; i < current->detected->total; i++ ) merged[i] = -1; // quickly setup merged variable
for(i = 0; i < current->detected->total; i++ )
{
CvRect* r = (CvRect*)cvGetSeqElem( current->detected, i );
if(merged[i] == -1) {
cvSeqPush( newDetected, r );
merged[i] = newI;
newI++;
}
if(current->detected->total - i > 0)
{
r1Area = r->width * r->height;
for(j = i + 1; j < current->detected->total; j++ )
{
// Reset rectangles to original size
CvRect* r2 = (CvRect*)cvGetSeqElem( current->detected, j );
r2Area = r2->width * r2->height;
right1 = r->x + r->width;
right2 = r2->x + r2->width;
bottom1 = r->y + r->height;
bottom2 = r2->y + r2->height;
if (!(bottom1 < r2->y) && !(r->y > bottom2) && !(right1 < r2->x) && !(r->x > right2))
{
// Ok, compute the rectangle of overlap:
if (bottom1 > bottom2) over_bottom = bottom2;
else over_bottom = bottom1;
if (r->y < r2->y) over_top = r2->y;
else over_top = r->y;
if (right1 > right2) over_right = right2;
else over_right = right1;
if (r->x < r2->x) over_left = r2->x;
else over_left = r->x;
over_width=over_right-over_left;
over_height=over_bottom-over_top;
if((r1Area * current->category->coalesceOverlap <= over_width*over_height) || (r2Area * current->category->coalesceOverlap <= over_width*over_height))
{
ci_debug_printf(10, "srv_classify_image: Merging detected %s at X: %d, Y: %d, Height: %d, Width: %d and X2: %d, Y2: %d, Height2: %d, Width2: %d\n",
current->category->name, r->x, r->y, r->height, r->width, r2->x, r2->y, r2->height, r2->width);
tempRect = cvMaxRect( (CvRect*)cvGetSeqElem( newDetected, merged[i] ), r2);
cvSeqRemove( newDetected, merged[i] );
cvSeqInsert( newDetected, merged[i], &tempRect );
merged[j] = merged[i];
}
}
}
}
}
cvClearSeq( current->detected );
current->detected = newDetected;
free(merged);
}
}
}
