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Marker Sync - After Effects Expression by Animoplex
// Marker Sync Expression
// Modified expression based on Dan Ebbert's Marker Sync Expression
// Original Version: http://www.motionscript.com/design-guide/marker-sync.html
// Full Tutorial: https://www.youtube.com/watch?v=B_3XS2-VWOM&t=698s
src = comp(name).layer("Markers");
n = 0;
if (marker.numKeys > 0) {
n = marker.nearestKey(time).index;
if (marker.key(n).time > time) {
n--;
}
}
if (n == 0) {
0
} else {
m = marker.key(n);
myComment = m.comment;
t = time - m.time;
try {
mark = src.marker.key(myComment);
if (src.marker.numKeys > mark.index) {
tMax = src.marker.key(mark.index + 1).time - mark.time;
} else {
tMax = src.outPoint - mark.time;
}
t = Math.min(t, tMax);
mark.time + t;
}catch (err) {
0
}
}
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