The script in the folder called grabcut.py helps to label images

Instructions:

You can call the script from command line with additional argument folder name (where data is located):

python grabcut.py data

After this two windows will show up, one for input and one for output. The output window will show what will be saved in results folder if you click s keyboard.

At first, in input window, draw a rectangle around the object using mouse right button. Then press 'n' to segment the object (once or a few times) For any finer touch-ups, you can press any of the keys below and draw lines on the areas you want. Then again press 'n' for updating the output.

Key '0' - To select areas of sure background;

Key '1' - To select areas of sure foreground;

Key 'n' - To update the segmentation;

Key 'r' - To reset the setup;

Key 's' - To save the results in results folder and move to the next image;

Key 'Esc'- To skip to the next image (nothing will be saved in results folder).

Also, if input image size is too large you can resize input images to any desired size with such call:

python grabcut.py data -H=200 -W=500

and images will opened and saved in such format.