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           SECTION 9.1                                                                    Multimedia



     9.1.4 Media Play Parameters

           A media play parameters dictionary specifies how a media object should be
           played. It is referenced from a media rendition (see “Media Renditions” on page
           762).

                         TABLE 9.14 Entries in a media play parameters dictionary
KEY      TYPE              VALUE

Type     name              (Optional) The type of PDF object that this dictionary describes; if present, must be
                           MediaPlayParams for a media play parameters dictionary.

PL       dictionary        (Optional) A media players dictionary (see “Media Players Dictionary” on page
                           777) that identifies, among other things, players that are legal and not legal for play-
                           ing the media.
                           Note: If this object is non-viable, the media play parameters dictionary is considered
                           non-viable.

MH       dictionary        (Optional) A dictionary whose entries (see Table 9.13) must be honored for the me-
                           dia play parameters to be considered viable.

BE       dictionary        (Optional) A dictionary whose entries (see Table 9.13) need only be honored in a
                           “best effort” sense.




                      TABLE 9.15 Entries in a media play parameters MH/BE dictionary
KEY      TYPE              VALUE

V        integer           (Optional) An integer that specifies the desired volume level as a percentage of re-
                           corded volume level. A zero value is equivalent to mute; negative values are illegal.
                           Default value: 100.

C        boolean           (Optional) A flag specifying whether to display a player-specific controller user in-
                           terface (for example, play/pause/stop controls) when playing. Default value: false

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