CHAPTER 9
786
Multimedia Features
KEY
TYPE
VALUE
ShowControls
boolean
name
(Optional)
A flag specifying whether to display a movie controller bar while
playing the movie. Default value:
false
.
(Optional)
The
play mode
for playing the movie:
Once
Play once and stop.
Open
Play and leave the movie controller bar open.
Repeat
Play repeatedly from beginning to end until stopped.
Palindrome
Play continuously forward and backward until stopped.
Default value:
Once
.
Mode
Synchronous
boolean
(Optional)
A flag specifying whether to play the movie synchronously or
asynchronously. If this value is
true
, the movie player retains control until the
movie is completed or dismissed by the user. If the value is
false
, the player
returns control to the viewer application immediately after starting the mov-
ie. Default value:
false
.
(Optional)
The magnification (zoom) factor at which to play the movie. The
presence of this entry implies that the movie is to be played in a floating win-
dow. If the entry is absent, the movie is played in the annotation rectangle.
The value of the entry is an array of two positive integers,
[
numerator denominator
]
, denoting a rational magnification factor for the
movie. (See implementation note 153 in Appendix H.) The final window size,
in pixels, is
(
numerator
÷
denominator
)
×
Aspect
where the value of
Aspect
is taken from the movie dictionary (see Table 9.30).
FWScale
array
FWPosition
array
(Optional)
For floating play windows, the relative position of the window on
the screen. The value is an array of two numbers
[
horiz vert
]
each in the range 0.0 to 1.0, denoting the relative horizontal and vertical posi-
tion of the movie window with respect to the screen. For example, the value
[ 0.5 0.5 ]
centers the window on the screen. See implementation note 154 in
[ 0.5 0.5 ]
.
9.4 Alternate Presentations
Beginning with PDF 1.4, a PDF document may contain
alternate presentations,
which specify alternate ways in which the document may be viewed. The optional
AlternatePresentations
entry
(PDF 1.4)
in a document’s name dictionary (see Ta-