Questions tagged [after-effects-expressions]

A script used to set a property value for a layer in an After Effects composition.

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1answer
24 views

Text Anagram Animation in After Effects

I need to create Text Anagram Animation using After Effects, Is there any script, expression or plugin available to do this job. If not how to animate it manually, The animation needs to be like in ...
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1answer
14 views

Display one decimal point after a whole number after divided by 10

I have a slider-controlled source text which I try to sync with the corresponding graph bar. What I need is, to display one decimal point after the value of the slider is divided by 10. That is, if ...
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1answer
11 views

get the position of a specific vertex in an After Effects shape

Is it possible to get the position of a specific vertex of an After Effect shape ? something like var shape = parent.content("Shape 1").content("Path 1").path.value; var vertexes = shape.vertices; ...
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1answer
6 views

AE Expressions question - why isn't my code working?

I can't figure out why I'm getting the error... Any ideas?! I tried adding "var" at the beginning of the first line, but that didn't work. Not sure what to try now! Help anyone? Below is my code. The ...
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1answer
17 views

Show current play speed in after effects

Is it possible to display the current play speed (eg. X2, X3.5, etc) in a text layer above my footage? Some of my composition layers plays at normal (X1) speed but others were time remapped or time ...
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0answers
14 views

'Pin-art' effect in After effects

I'm looking for a way to create a 'Pin art toy' effect in after effects. Basically a load of extruded hexagons that can be pushed up and down by a shape behind them. Would be great if this could be ...
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1answer
40 views

Stop children from scaling by parent scale

So I have a composition with a single image that has this expression attached to its position: [thisComp.width - 100, thisComp.height - 100] All this expression does is makes my image to be located ...
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0answers
9 views

How to sync Markers Comments between root Control Null & nested-in-comp-Null / Layer

Hello Fellow VFX / Motion Designers, I have spent a large amount of time going in circles trying to self-solve this one but time on the project is running low on time so I must ask the elder hive-...
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1answer
32 views

AE Keyframe Control through checkboxes

I have a position animation with four keyframes, two for a intro, two for a outro. Also I have a Master where you have two checkboxes "Intro" and "Outro". The idea is to override the keyframe values ...
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2answers
25 views

After effect preflighting

please i need help. I am trying to render a big project filr which has lots pre composse files in it. And it was taking almost 2 days to hold on pre- flighting before rendering. And then rendering ...
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1answer
13 views

After effects: Adding visual callouts of currently playing audio files with a source text script

I'm working on a short film, and I've got AE CS 6 as my editor. I have a friend who is an audio engineer, who will perform the Protools final audio mixing and editing. I've got some sound effects in ...
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1answer
26 views

AE Counter Expression (0.0M views)

I'm trying to work out a counter that simply goes like: 2.5M views At the moment I've got this expression working along with a Slider Control: var num = effect("Slider Control")("Slider") num = ...
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1answer
105 views

Animate a Slider With Json File Import?

So let me explain, I have a json file with numbers and the duration of how long each number should be displayed which is 4 seconds. I want the slider to show the first number (which is 1,000) and then ...
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1answer
103 views

Modify the scale depending on the order of the keyframe values

I want to make a Dorkly animation ( ), that is, 8-bit puppets opening and closing their mouths. The difference I want to add is when the mouth is open the puppet get ...
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1answer
27 views

Marker animation trigger from parent composition

Is it possible to trigger animation from parent comp layer? I have been trying this expression with my basic coding skills but couldn't make it work. n = comp("myparentComp").layer("myLayer").marker....
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1answer
37 views

After effects | How do I copy an image source from layer to another programatically?

My comp setup is as follows: - layer 1: image - layer 2: duplicated from layer one I'm looking for an expression or any other method (Could be a plugin recommendation) so when I change the image of ...
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1answer
30 views

After Effects: Detect if Lines are Intersecting

I have two lines (The lines are imaginary, i have two Nulls as endpoints for each line) I want a fifth Null two appear where the lines intersect. I have used this code so far: p1 = thisComp.layer("...
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1answer
18 views

Is it possible to modify a single precomp instance via scripting?

The Setup - PreComp1 -- PreCompLayer1 --- simpleRectangleLayer - Main Timeline -- layer1 --- [PreComp1] -- layer2 --- [PreComp1] Question Using only scripting is it possible to modify the inside ...
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1answer
31 views

After Effects - Can Expressions read from Extend Script?

Backstory I'm trying to learn about After Effects' different abilities. Question If I make a function using extend script like so function alertStuff() { alert("stuff") } Can I call this ...
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1answer
38 views

Keep fixed symbol on a source text linked expression

I have a text layer (property: Source Text) connected to a slider control, in the way that the slider goes from 0 to 40 and the text layer simply follows the same amount. Now, I want to have a fixed ...
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2answers
22 views

How to make flickering white spots and moving effects in After Effect

I want to know how to make those particle-like spots and you see the transparent effects and the fast moving text? I want to know what that effect is called and how to make it. Please help me!(Please ...
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1answer
24 views

position expression

Im trying to do an expression to my object. I want to make him come out from the side to center. I searched a lot but I didnt find any expression. I can do it with keyframes but I need expression only....
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1answer
71 views

help to animate an lower thirds that's positioned by expressions

I'm new to using expressions in after effects and I've also hardly touched Java before. However using some online tutorials and common sense, I managed to create a lower thirds title graphic ...
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1answer
68 views

After Effects - EG Template: Of 2 keyframes I only want to change the 2nd in EG, help!

I'm trying to create a new Essential Graphics template in After Effects. I have an animation (at its most basic, it's a rectangle that expands from a set, small size to - hopefully! - a user defined ...
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3answers
2k views

Use markers in After Effects as triggers for a particular animation

I have a one precomp animations (from stocks). And I am searching for a script /expression that will automate a certain animation for my project. I have a long videos with premade subtitles srt file ...
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1answer
241 views

After Effects: Make beam effect go over end/beginning

The beam effect is a plugin in AE in which I can basically decide a "beginning" or "ending"-coordinate and AE will draw a line between these two coordinates, the line can be customized but that ...
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1answer
29 views

using images as text characters in after effects

I've made a series of comps each representing a letter from the alphabet. Is there an expression or plugin where I can convert the relevant text character on screen to be replaced by the appropriate ...
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2answers
187 views

How to translate face tracking offset values into a 3D null position

I want to put a 2D hat on a video clip of a person, whose head is tilting as he speaks. I can face-track the face using After Effects CC 2017. I end up with detailed tracking data, which includes ...
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0answers
36 views

Is possible to pass variables from premiere to after effect compositions?

One of the latest features put inside AE & PR 2017 is the Live Text Edits.. In short you can mark an after effect composition as template and then all the texts inside that composition will be ...
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1answer
279 views

Animating particles with collision avoidance?

I need to drive a large number of small 2D cars around on screen in a fairly random fashion... I have the Trapcode Suite. I'd really like them not to overlap each other. What's the easiest way to ...
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2answers
382 views

After Effects automation and annotation tools (scripts) for student work

I need a professional advice for self-assessing among students. I am searching for a tool (script or scripts) that helps annotating very long videos in After Effects. I also would like to automate the ...
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1answer
75 views

Create an animation of a slider-crank mechanism system

I'm trying to create an animation of a slider-crank mechanism system in After Effects, but I'm finding it difficult to create a move closer to a real simulation. Would anyone have an idea how I ...
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1answer
845 views

set scale in pixels in After Effects using Expressions

You can right click on a scale, hit Edit, and then enter scale in Pixels, inches , % of Comp, of source.... I would like to set the scale in pixels. How can set the units using expressions? I tried ...
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1answer
3k views

Control key frame value with slider control

I have an object in After Effects comp and I need its scale to change from keyframe A to keyframe B and I need keyframe A to have value of 95% and keyframe B value of whatever is set via slider ...
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2answers
213 views

After effects position expression issue

I'm trying to make clouds move out of frame and than appear again from the other side. var vel = 100; var pInit = position.valueAtTime(0)[0]; // initial position of a cloud var tInit = (thisComp....
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2answers
69 views

Adobe After Effects: Keying layers based on other layers

I have 4 video streams: a color stream A1 a black and white stream A2, representing the distance of objects in the color stream A1 a color stream B1 a black and white stream B2, representing the ...
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1answer
221 views

Unlink two layers after a certain time in After Effects

In After Effects, I want to have a layer (let's call it Leader) that moves and another one (let's say Follower) that is linked to the first one, so it will have the same movement, but at a specific ...
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1answer
478 views

Link audio to opacity effect of an image in After Effects

I have 3 audio files from a podcast. 1 file from Steve, one from john, and the other is from me. I have a composition with the three audio files and also 3 png images of our faces, one for each of ...
2
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1answer
250 views

How to import 2D position data into After Effects

If I have a .csv file of x / y coordinates, representing positional data of an object in an animation, what's the easiest way to apply that to a 2D null in After Effects? Eg: Frame,Xpos,Ypos 1,33,...
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1answer
1k views

Parent Pick Whip Not Showed On Effect Transform Keyframing

I wanted to parent the effect transform expression to the tracking motion (null object) When I saw the tutorials.. it showed me to click and drag the pick whip, but on my after effects there are no ...
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1answer
57 views

What properties of After Effects project can be edited without opening the application itself

I found myself in position where I need to render 6(or more) layers in different order. For example in 1,2,3,4,5,6 then 4,2,1,3,5,6 and so on. Some of the layers blend with the former or later one. It ...
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2answers
2k views

Expression for inverse parenting on Y axis in after effects

I have a composition in After Effects (CS6) that contains 2 objects that are usually a set distance apart. I am looking for an expression or other method to automatically move one layer by the same ...
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1answer
433 views

Multiple expression controls in ONE FX controller

For the sake of a cleaner workspace is it possible to have multiple expression controls, such as slider controls, in the same FX control? Basically, instead of seeing "Slider Control" and "Slider ...
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1answer
740 views

After Effects Expression, layer not found or missing

I'm using a plugin called Duik 15 to rig a character to turn the right arm into an IK controller, and it has produced an expression that is unable to find one of my layers. I'm not sure why it's not ...
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1answer
1k views

How to loop outer glow layer style in After Effects?

I have a layer in After Effects to which I have applied an outer glow as a layer style. Ideally I would like the glow to turn off and on, in a loop, starting at a point in time and then stopping. Is ...
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0answers
507 views

Expressions: Data-generated After Effects Graphic using CSV file?

Is there a way to read a CSV file or spreadsheet containing dates in timecode in one column and data in another column, then use the time/date to pair with footage to display the corresponding data? ...
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1answer
1k views

After Effects: Linear Expression - going from value 1 to another value and then back to value 1

Essentially I am trying to get a position expression on a video layer (two dimensional) to go from 640, 360 (middle of the screen) to another value defined by an expression control and then back to ...
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2answers
1k views

Can an expression parse a text file or the expression of another property in After Effects?

I am going to have tons of layers use the same expression, but I need to be able to edit the expression later without having to edit it for every layer. I also can't simply have each layer's property ...
2
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1answer
202 views

Physics and Chemistry Animations in After Effects

Are there any plugins/physics simulation engines other than Newton that will be useful for creating Physics and Chemistry content in After Effects?? For example, if I have a requirement to create the ...
2
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1answer
45 views

changing this code to check for a collision from a specific layer

I got this code from motionscript and I would like to change it to check a specific layer instead of all the layers for a collision. Maybe within the function checklayers() and then there's the if ...