COCO-merge

The coco_merge script performs the merging of several datasets with markup in the COCO format. To get more information follow the link.

After executing the script in the specified location -mp the lbl folder will be created in which the json file with the markup will be located. Also, all images with changed names will be transferred to the specified location.

How to launch coco_merge

First of all you should prepare data according to the following structure:

For one dataset there should be only one file with markup (many images - one file with markup).

So an example command to run would be like this:

python3 coco_merge.py -tbmp datasets/to_be_merged -mp datasets/merged

Example of successful script output:

Script parameters

To run the coco_merge script, you must pass the following parameters.

Required parameters

tbmp - the path to the location with the original datasets. It is important that the label file with the markup is named as COCO_annotation.json. mp - the path to save the results. This folder must be empty.

Optional parameters, default is empty

d - a description of the project to be added to the info dictionary. v - the version of the dataset to be added to the info dictionary. y - the year of the dataset to be added to the info dictionary. c - the contributor to be added to the info dictionary. url - a link to the dataset that needs to be added to the info and licenses dictionaries.

Versions

Python 3.10.5

Sources

1. https://gradiant.github.io/pyodi/reference/apps/coco-merge/