(last updated 2009-03-13) Name : Steve Hattersley Email : steve.hattersley&dolby.com MIME media type name : Audio MIME subtype name : Vendor Tree - vnd.dolby.pl2z Required parameters : None Optional parameters : None - Note that the channels parameter used in vnd.dolby.pl2 and vnd.dolby.pl2z is not appropriate here. Dolby PLIIz requires support of 9.1 channels. Encoding considerations : binary This media type may require encoding on transports not capable of handling binary. Security considerations : This media type consists of encoded audio and playback information and contains no executable content, commands or control sequences. It provides no privacy or integrity services. Other security considerations, if any, have not been assessed. Interoperability considerations : Playback of this encoded content requires a specification-compliant decoder. Published specification : Dolby Pro-Logic is a proprietary format. This media type is intended for use by those licensing Dolby Pro-Logic IIz technologies. Applications which use this media : Various and multiple content encoding and decoding/playback technologies Additional information : 1. Magic number(s) : n/a 2. File extension(s) : n/a 3. Macintosh file type code : n/a 4. Object Identifiers: n/a None Person to contact for further information : 1. Name : Steve Hattersley 2. Email : steve.hattersley&dolby.com Intended usage : Common This media type is intended for use by those licensing and implementing Dolby Pro-Logic II technologies on mobile devices; specifically to provide mobile handset manufacturers with a media type that may be used in User Agent Profiles (UAProfs) in the mobile eco-system without being mis-interpreted. In User Agent Profiles, this media type identifies clients and/or devices that are able to process content encoded to the proprietary Dolby Pro-Logic IIz standard. Author/Change controller : Steve Hattersley Steve.Hattersley&dolby.com (file created 2009-03-13)