Image File Mime Types. Text plain is the default value for textual files. Application octet stream is the default value for all other cases.
Let s see some other common mime types. A type and a subtype. Suffixes applicable media type and subtype s 3dm.
The registered mime types are image avif for still images which usually carry an avif file name extension and image avif sequence for sequences which use avifs file name extension.
In this example the type is text and the subtype is html. Apng animated portable network graphics. If you are working with images only and you need mime type e g. Mime types are officially supposed to be assigned and listed by the internet assigned numbers authority iana.