作者：pengfei
邮箱：pengfeidip@qq.com
时间：2019年4月15日08:31:38

---

The following code is for VOC dataset label for transformation, from XML format to csv format.
The getted .csv like following, every row is all objects belong to an image.

```
image_name_1,  xmin, xmax, ymin, ymax, class_index, xmin, xmax, ymin, ymax, class_index, .......
image_name_2,  xmin, xmax, ymin, ymax, class_index, xmin, xmax, ymin, ymax, class_index, .......
```