27 February 2009 - thumb_* parameters are going away

Format NameDescriptionAllowed ValuesDefault Values
thumb_time[optional, deprecated***] - Timestamp (in seconds) to capture thumbnail.integerNone
thumb_size[optional, deprecated***] - Thumbnail size (in pixels).WxH, where W and H are any non-zero integers.None
thumb_destination[optional, deprecated***] - The destination URL to put the thumbnail.ftp://[user]:[password]@[server]/[path]/[filename],http://[AWS_KEY:AWS_SECRET@][bucket].s3.amazonaws.com/[filename]None*** - see Thumbnail Features chapter