| ContentTypeMimeTypeGuesser | Guesses the mime type using the PHP function mime_content_type(). |
| FileBinaryMimeTypeGuesser | Guesses the mime type with the binary "file" (only available on *nix) |
| FileinfoMimeTypeGuesser | Guesses the mime type using the PECL extension FileInfo |
| MimeTypeGuesser | A singleton mime type guesser. |
Interfaces
| MimeTypeGuesserInterface | Guesses the mime type of a file |