You can use blur parameters to blur a source image stored in OSS. 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

The image-demo bucket that is located in the China (Hangzhou) region is used as an example. Public endpoint of the image:

Set the radius to 3 pixels and standard deviation to 2 pixels. The URL used to process the image is in the following format: https://image-demo.oss-cn-hangzhou.aliyuncs.com/example.jpg?x-oss-process=image/blur,r_3,s_2