发布到Azure blob存储时自动生成缩略图或预览图像

I am posting pictures to Azure blob storage. As I am storing full resolution images, I want to maintain a separate collection(s) of thumbnails(or previews) of the images. Is it possible to write a script(or a hook) where when an image is uploaded to the blob storage, the thumbnail of the image is also automatically saved.I am posting pictures to Azure blob storage. As