One 、 install Labelme

Labelme And others Python The modules are the same , You need to load it into the environment first . The specific installation process can refer to Bubbliiiing The blog of .

Two 、 start-up Labelme

1、 Use Win + R, Input cmd;
2、 Activate the environment ,activate tensorflow;
3、 start-up Labelme,labelme.

C:\Users\Administrator>activate tensorflow
(tensorflow) C:\Users\Administrator>labelme

3、 ... and 、 Draw mask

1、 Open the picture , Use Open Open the picture sheet , Use Open Dir Choose the folder where the pictures are stored , Open multiple pictures .
2、 Draw mask , Use Create Polygons Draw polygon boundaries , Use Backespace Undo one step .
3、 Set tag name , Used tag names will remain in the list , You can choose . When multiple objects of the same kind appear , After the tag name Add the numbers To distinguish . Then if you want to change the tag name , It can be on the right Polygon Labels Select the tag name to be modified , Right mouse click , choice Edit Label Modify the label .

4、 Edit boundary , Use Ctrl + -、Ctrl + + and Ctrl + Mouse wheel Zoom in and out of the picture , Use Edit Polygons Move the boundary point . The selected boundary point will become Square . Attention should be paid to , Don't move the whole mask .
5、 Save the picture , Use Save Save the picture . The save path should be the same as the original image path , Otherwise Labelme Unable to read the saved .json file . Can be opened in Labelme after , adopt File The drop-down menu , choice Save Automatically, Automatically put .json The file is saved in the image path .

Four 、 Interface is introduced

4.1 Left toolbar

From top to bottom is ：
1、 Open the picture sheet ;
2、 Select folder address , Open multiple pictures ;
3、 Switch to the next picture ;
4、 Switch to the previous picture ;
5、 preservation .json file ;
6、 Delete .json file ;
7、 Draw polygon boundaries ;
8、 Edit polygon boundaries ;
9、 Copy the selected polygon boundary ;
10、 Delete the selected polygon boundary ;
11、 Undo the previous step ;
12、 Zoom in ;
13、 narrow ;
14、 Picture tile window ;
15、 The picture is the same width as the window .

4.2 Right list

From top to bottom is ：
1、Flags list , Of the current picture Category label choice , For specific operation, please refer to This blog ;
2、Label List, Record All labels used ;
3、Polygon Labels, The current picture contains Mask label ;
4、File List, All open files , There are corresponding .json When you file , The document is typed √.

4.3 The drop-down menu

Labelme The basic operation of has been introduced , The functions in the drop-down menu are also introduced , Only show here .