Alibaba Cloud Content Delivery Network (CDN) supports automatic and manual image rotation. You can use this feature to enable Alibaba Cloud CDN to automatically rotate images or to manually rotate images to a specified orientation. This topic describes how to rotate images and provides examples.

Note Image editing is a paid service. It is currently free of charge until further notice.

Automatic rotation

Images taken by some cameras carry the orientation parameter and are displayed in a specific orientation. You can enable this feature to automatically rotate these images to a proper orientation. For more information, see Enable image editing.
Notice After you enable automatic conversion to WebP, the cache hit ratio decreases. It automatically increases after a short period of time. Do not enable this feature during peak hours.

Set the action to auto-orient.

Examples
image_process=auto-orient

Manual rotation

Images can be rotated to a specific angle clockwise. Supported angles are 90°, 180°, and 270°.

Set the action to rotate.

Examples
image_process=rotate,180