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trackNextKeyTime
Syntax
sprite(
whichDigitalVideoSprite
).trackNextKeyTime(
whichTrack
)
trackNextKeyTime(sprite
whichSprite
,
whichTrack
)
Description
Digital video sprite property; indicates the time of the keyframe that follows the current time in
the specified digital video track.
This property can be tested but not set.
Example
This statement determines the time of the keyframe that follows the current time in track 5 of the
digital video assigned to sprite channel 15 and displays the result in the Message window:
put sprite(15).trackNextKeyTime(5)
trackNextSampleTime
Syntax
sprite(
whichDigitalVideoSprite
).trackNextSampleTime(
whichTrack
)
trackNextSampleTime(sprite
whichSprite
,
whichTrack
)
Description
Digital video sprite property; indicates the time of the next sample that follows the digital video’s
current time. This property is useful for locating text tracks in a digital video.
This property can be tested but not set.
Example
This statement determines the time of the next sample that follows the current time in track 5 of
the digital video assigned to sprite 15:
put sprite(15).trackNextSampleTime(5)
trackPreviousKeyTime
Syntax
sprite(
whichDigitalVideoSprite
).trackPreviousKeyTime(
whichTrack
)
trackPreviousKeyTime(sprite
whichSprite
,
whichTrack
)
Description
Digital video sprite property; reports the time of the keyframe that precedes the current time.
This property can be tested but not set.
Example
This statement determines the time of the keyframe in track 5 that precedes the current time in
the digital video sprite assigned to channel 15 and displays the result in the Message window:
put sprite(2).trackPreviousKeyTime(1)
Содержание DIRECTOR MX-LINGO DICTIONARY
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