imgsmlr-server

Image search service based on imgsmlr extension of PostgreSQL. Support image search by image.

This is a sample application of imgsmlr. It can be extended as appropriate and applied to the following scenarios:

• Image and video work similarity detection
• Illegal image filtering service.
• Searching original video by video clip, video gif, video screenshot.

Reference

• https://github.com/postgrespro/imgsmlr
• https://github.com/jie123108/libimgsmlr
• 中文: https://github.com/digoal/blog/blob/master/201607/20160726_01.md

Run

Download source code

git clone https://github.com/jie123108/imgsmlr-server
cd imgsmlr-server

Init database

Start by docker-compose

docker-compose up -d

If you want to install and start the database yourself, please follow the online tutorial to install the imgsmlr extension. And use scripts/imgsmlr_init.sql to initialize the database.

access the database

docker exec -ti imgsmlr-server_postgres_1 psql -U imgsmlr -d imgsmlr

Start the server

pip install -r requirements.txt
python img-smlr-server.py

If the default configuration does not start properly. Please modify the configuration in config.py according to the actual situation.

Test

Add images

Adding images, currently only image URLs are supported. The more images the better. You can add them with the following command:

curl http://127.0.0.1:8140/imgsmlr/mgr/add -d '{"url": "http://host:port/image-file.jpg"}'

Tip: If you have already downloaded the image locally, you can start an nginx or python (python3 -m http.server) to turn the image into a URL.

Search by image

Request

curl 'http://127.0.0.1:8140/imgsmlr/search' \
  -H 'Content-Type: application/json;charset=UTF-8' \
  -d '{"url":"http://host:port/search-image.jpg"}'

Response

{
    "code": 200,
    "data": {
        "images": [
            {
                "dataId": null,
                "id": 212,
                "md5": "a230afeb27358888606f3105bfd05195",
                "meta": null,
                "remark": null,
                "simr": 0,
                "url": "http://host:port/image1.jpg"
            },
            {
                "dataId": null,
                "id": 205,
                "md5": "ce1321185d4b1318835775d04783c0c2",
                "meta": null,
                "remark": null,
                "simr": 1.06304,
                "url": "http://host:port/image2.jpg"
            },
            {
                "dataId": null,
                "id": 556,
                "md5": "f1e2c4f1cad7ef80fb16fe87623d4f82",
                "meta": null,
                "remark": null,
                "simr": 1.881019,
                "url": "http://host:port/image3.jpg"
            },
            ...
        ]
    },
    "msg": "OK"
}

Test Page

You can test the image search function by visiting http://127.0.0.1:8140/imgsmlr/.

Screenshot of test page

demo-p1

demo-p2

demo-p3

LICENSE

MIT