Quicktime File Format (2012-08-14).pdf

MetadataQuickTime Metadata KeysKeyKeyTypeValue PayloadDefinitionExamplecom.apple.quicktime.rating.user'mdta’A BE Float32(value type23). The rangeof this numberis 0.0 to 5.0,inclusive.A number,assigned bythe user, thatindicates therating orrelativevalue of themovie. Thisnumber canrange from0.0 to 5.0. Avalue of 0.0indicatesthat the userhas not ratedthe movie.4.5In addition, QuickTime recommends the auxiliary keys shown in Table 3-7 (page 150) for holding additionalmetadata to be associated with a location.Table 3-7Auxiliary keys for metadataKeyKeyTypeValue PayloadDefinitionExamplecom.apple.quicktime.location.name'mdta’A UTF-8 string(value type 1).Can havemultiplevalues withdifferentlanguage andcountry codedesignations.Name of thelocation.“Sweden” or“Grandmother’shouse”2012-08-14 | © 2004, 2012 Apple Inc. All Rights Reserved.150