After enabling image processing, customers can resize the original image to a specified ratio by including image resizing parameters in URL requests.

Note:

Image processing is a paid service. Currently, it is in the public beta phase and there are no charges. Notification of charging time will be provided separately.

Parameter Description and Examples

Parameter Name: resize.

Supported Parameter Values:

Parameters	Description	Range	Examples
w	Resize by fixed width with proportional height: Fixes the width, and the height will be adapted accordingly.	The resized width and height should not exceed 16777216 px.	http://www.example.com/a.png?action=resize:w_80. Resizes with a fixed width of 80, and adapts the height accordingly.
h	Resize by fixed height with proportional width: Fixes the height, and the width will be adapted accordingly.	The resized width and height should not exceed 16777216 px.	http://www.example.com/a.png?action=resize:h_80. Resizes with a fixed height of 80, and adapts the width accordingly.
l	Resize by fixed longest side with proportional shorter side: Fixes the length of the longest side, and the shorter side will be adapted accordingly.	The resized width and height should not exceed 16777216 px.	http://www.example.com/a.png?action=resize:l_80. Resizes with a fixed longest side length of 80, and adapts the shorter side accordingly.
s	Resize by fixed shortest side with proportional longer side: Fixes the length of the shortest side, and the longer side will be adapted accordingly.	The resized width and height should not exceed 16777216 px	http://www.example.com/a.png?action=resize:s_80. Resizes with a fixed shortest side length of 80, and adapts the longer side accordingly.
fw、fh	Specifies the target width and height for resizing.	The resized width and height should not exceed 16777216 px.	http://www.example.com/a.png?action=resize:fw_80,fh_100. Resizes with a specified width of 80 and a height of 100.
p	Resizes based on the original image's width-to-height ratio.	0<number<100, The resized width and height should not exceed 16777216 px.	http://www.example.com/a.png?action=resize:p_80. Resizes to 80% of the original image's width and height ratio.

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