This topic describes the parameters and examples to blur an image.
Parameters
Operation name: blur
The following table lists the parameters.
| Parameter | Description | Valid value |
|---|---|---|
| r | The blur radius. | [1,50]
A greater value indicates a blurrier image. |
| s | The standard deviation of a normal distribution. | [1,50]
A greater value indicates a blurrier image. |
Examples
- Set the radius to 3 px and standard deviation to 2 px.
The URL used to process the image is in the following format:
<Source image URL>? x-oss-process=image/blur,r_3,s_2
- Scale down an image to 200 px in width. Blur it by setting the radius to 3 px and
standard deviation to 2 px.
The URL used to process the image is in the following format:
<Source image URL>? x-oss-process=image/resize,w_200/blur,r_3,s_2
