vankizmann/coloa

Coloa Image Resize/Crop/Focuspoint API with Compression and YOLOv5 Object Detection

Start webserver with:

uvicorn main:app --reload

How use API:

http://127.0.0.1:8000/(crop|size)

The run command just returns a plain image with given query.

.../size?url=https://source.unsplash.com/random&size=600,auto .../crop?url=https://source.unsplash.com/random&size=600,600

Image with 600px width and auto/600 height

.../size?url=https://source.unsplash.com/random

Same dimension but with image compression

http://127.0.0.1:8000/get

The get command returns a application/json with new Imageurls and focus point.

.../get?url=https://source.unsplash.com/random&size=1280,720&size=720,1280

Crop/Resize with given sizes and focus on center. Returns json:

{
  "urls": {
    "1280-720": "http://...(landscape)",
    "720-1280": "http://...(portrait)"
  },
  "focus": {
    "x": 0.5, "y": 0.5
  }
}

.../get?url=https://source.unsplash.com/random&size=1280,720&size=720,1280&focus=0.75,0.25

Crop/Resize with given sizes and focus on Right-Top. Returns json:

{
  "urls": {
    "1280-720": "http://...(landscape)",
    "720-1280": "http://...(portrait)"
  },
  "focus": {
    "x": 0.75, "y": 0.25
  }
}

.../get?url=https://source.unsplash.com/random&size=1280,720&size=720,1280&detect=1

Crop/Resize with given sizes and focus on Left-Bottom (Detected by YOLOv5 Object Detection). Returns json:

{
  "urls": {
    "1280-720": "http://...(landscape)",
    "720-1280": "http://...(portrait)"
  },
  "focus": {
    "x": 0.2,
    "y": 0.8
  },
  "tags": [
    { "label": "person","rate": 0.1,"xpos": 0.9,"ypos": 0.5 }
  ],
  "yolo": "http://...(landscape)"
}