Function read_boxes

yolo_detector/darknet_opt/src/data.c:138–166

box_label *read_boxes(char *filename, int *n)
{
    FILE *file = fopen(filename, "r");
    if(!file) file_error(filename);
    float x, y, h, w;
    int id;
    int count = 0;
    int size = 64;
    box_label *boxes = calloc(size, sizeof(box_label));
    while(fscanf(file, "%d %f %f %f %f", &id, &x, &y, &w, &h) == 5){
        if(count == size) {
            size = size * 2;
            boxes = realloc(boxes, size*sizeof(box_label));
        }
        boxes[count].id = id;
        boxes[count].x = x;
        boxes[count].y = y;
        boxes[count].h = h;
        boxes[count].w = w;
        boxes[count].left   = x - w/2;
        boxes[count].right  = x + w/2;
        boxes[count].top    = y - h/2;
        boxes[count].bottom = y + h/2;
        ++count;
    }
    fclose(file);
    *n = count;
    return boxes;
}

void randomize_boxes(box_label *b, int n)
{