User Guide

trackPreviousKeyTime 1051
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:
-- Lingo syntax
put(sprite(15).trackNextKeyTime(5))
// JavaScript syntax
put(sprite(15).trackNextKeyTime(5));
trackNextSampleTime
Usage
-- Lingo syntax
spriteObjRef.trackNextSampleTime(whichTrack)
// JavaScript syntax
spriteObjRef.trackNextSampleTime(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:
-- Lingo syntax
put(sprite(15).trackNextSampleTime(5))
// JavaScript syntax
put(sprite(15).trackNextSampleTime(5));
trackPreviousKeyTime
Usage
-- Lingo syntax
spriteObjRef.trackPreviousKeyTime(whichTrack)
// JavaScript syntax
spriteObjRef.trackPreviousKeyTime(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:
-- Lingo syntax
put(sprite(15).trackPreviousKeyTime(5))