set_metadata
Description:
[ CCode ( cname = "gst_element_class_set_metadata" ) ]
public class void set_metadata (string longname, string classification, string description, string author)
  public class void set_metadata (string longname, string classification, string description, string author)
Sets the detailed information for a Element.
> This function is for use in _class_init functions only.
Parameters:
| this | 
           class to set metadata for  | 
      
| longname | 
           The long English name of the element. E.g. "File Sink"  | 
      
| classification | 
           String describing the type of element, as an unordered list separated with slashes ('/'). See draft-klass.txt of the design docs for more details and common types. E.g: "Sink/File"  | 
      
| description | 
           Sentence describing the purpose of the element. E.g: "Write stream to a file"  | 
      
| author | 
           Name and contact details of the author(s). Use \n to separate multiple author metadata. E.g: "Joe Bloggs <joe.blogs at foo.com >"  |