You can use blur parameters to blur a source image stored in Object Storage Service (OSS). This topic describes the parameters and examples to blur an image.
Parameters
Operation name: blur
The following table describes the parameters that you can configure to blur an image.
| Parameter | Required | Description | Valid value |
|---|---|---|---|
| r | Yes | Specifies the blur radius. | [1,50]
A greater value indicates a blurrier image. |
| s | Yes | Specifies the standard deviation of a normal distribution. | [1,50]
A greater value indicates a blurrier image. |
Examples
An image in the bucket named image-demo in the China (Hangzhou) region is used in the following examples. The following URL is used to access the image over the Internet:
If you set the r parameter to 3 and the s parameter to 2, 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