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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13 views

Automated source text animation based on split

I have newly started in AE and I came across source text animation. I have a requirement where I want to show multiple text on source text keyframe animation. I was wondering instead of writing each ...
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18 views

How to write an expression for the following [Pop In object]?

Pop In object (@ 17s) I'm fairly new to Expressions, I'm trying to attain this effect with expressions. I tried using the inertial bounce code on the net n = 0; if (numKeys > 0){ n = nearestKey(...
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35 views

How to count datapoints in a JSON file with expressions in After Effects?

I load a JSON file with expressions in after effects. I need to know the number of datapoints in that JSON file for further processing. How can i count (or index?) Them with expressions?
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1answer
20 views

Detect duration of layer

I want to get the time / duration of the layer, when I stretch or lengthen the layer to produce an effect, for example I want the opacity of a layer to go to 0% 5 frames before the end of the layer, ...
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1answer
33 views

In After effects how can I store the start and end point values of a gradient on one layer to generate the opposite values in another layer

my composition width is 4480 I have 2 layers with a gradient ramp on each once I've entered the start and end position of the gradient on the first layer I need to have the opposite equivalent start ...
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1answer
16 views

how to Checkbox Control one item twice in after effect?

I have a checkbox for background and its items. , write the script if(thisComp.layer("Controller ").effect("Checkbox background ")("Checkbox")>0) {100} else {0}; it ...
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45 views

after effects question about clamp

i have a question base on this video. i have a problem with this code ! please help me it work's but ! for example i made a shape to use it as a controller for ...
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2answers
36 views

How to change value when passing marker with certain comment

I wanted to change one value when marker with certain comment starts. I've tried something like this, but it doesn't work. if (marker.comment("R1 L1").time > time){ value = 40; }
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1answer
17 views

How to using Math.round(easeOut(time…) in after affects?

I have a shape layer and I want to animate position x using this expression x=clamp(thisComp.layer("Control Values").effect("Value Bar 1")("Slider"),0,100); Math.round(...
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1answer
38 views

AE Controller for changing layer into specific colours

I'm trying to create an Essential Graphic that allows the user to change a layer's colour into 4 specific ones: Teal: 7, 250, 198 Pink: 252, 12, 119 Black: 0, 0, 0 White: 255, 255, 255 Colour Control ...
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21 views

how to affect in layer by another layers in after affects

I have two value x and y x=effect("Slider Control")("Slider") and y=transform.opacity I want in `x>100 or x<0 y convert from 100 directly to 0?
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15 views

Does After Effects expressions follow BODMAS

In algebra the well-known BODMAS acronym represents the priority / order that operations are calculated in: Brackets Order Division Multiplication Addition Subtraction When writing expressions in ...
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9 views

Does anyone know how to control the stroke width of a shape using a control layer?

I recently created the attached graphic in Illustrator for a project and am trying to figure out how to create something similar in After Effects perhaps using a control layer. The idea is that I want ...
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27 views

Anyone experienced with .mogrt templates that use csv/spreadsheet files that could please help me out?

I'm creating this .mogrt template in AE, that uses a .CSV file to update some names based on the spreadsheet. Here are some screenshots: https://imgur.com/a/zNa97By Everything in AE works great. I ...
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1answer
17 views

Changing color of numbers in stock exchange AE template with expressions

I just wondering if there a way to optimize the way of changing color of numbers in stock exchange template by using expressions? When I put the +before the number it turns green and if -,it turns red....
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1answer
29 views

After effect using multiple linear expression based on its value

I am new to After Effects. I want to write a linear expression on [Audio Amplitude] that is converted from an audio file based on its value as the below: linear(value,0,15,0,0); linear(value,16,20,...
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16 views

After effects element 3d green screen actor intergration?

I have to finish a project and i am having problems with element 3d. I have a green screen actor .mov and i want to put it in element 3d thats where i have a 3d scene. So i want to be able to create a ...
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1answer
14 views

Scale texts as the the parent shape layer changes

can anyone take a look at the animation I've made and provide some insights? Here is what I've got so far. https://drive.google.com/file/d/1eIdcAp9cK_AaA8UWBx9OKWAXXZWq0F2r/view?usp=sharing The ...
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13 views

Need helping creating dynamic lower third

I am new to After Effects so I apologize in advance for any misuse of terminology or lack of necessary information. Just let me know if you need anything and I can provide it. I am trying to create a ...
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41 views

How to link multiple keys to different sliders in After Effects

I'm a newbie with After Effects expressions, I need help with link few keyframes to different sliders on Null. I found this expression and its work with 2 keypoints. if (numKeys > 1){ t1 = key(1)....
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1answer
26 views

Limit the scale of a pick whipped object

I want to make a speaker graphic 'wobble' to different frequencies.. Here's what I've done so far I made a speaker graphic in a comp And I parented the scale to a null in the main comp And I isolated ...
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1answer
12 views

After Effects Layer Properties Interaction

Just new here :) I want to be able to do 2(-ish) things on my layers on After Effects. (Layer 1 = l1; Layer 2 = L2; Blur amount = BA) Increase L2’s BA whenever I increase L1’s BA. (Or the opposite, ...
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25 views

AE linear() function is not working with variable

I have set up a pretty simple expression that animates the number of copies of a shape layers' repeater: copies = 14; anim_start= 12; anim_end = 32; ftime = timeToFrames(time,25); if(ftime<...
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1answer
86 views

Best way to create external alterable configuration file to be read by After Effects and Java

Background I'm trying to make an AE animation to visualize some data. Since the raw data I'm using comes in json files and needs to be parsed and analyzed to find useful statistics, I'm using a java ...
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1answer
28 views

Make a solid push another solid

Here's the situation: I'm not new to After Effects. I've been using it for a while and I could say I'm an intermediate user. My knowledge is limited to everything but expressions. So, I have a white ...
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1answer
55 views

How to create outward spiral motion in Adobe After Effects?

I want to create an outward spiral motion in Adobe AE. So how to do it? I found an expression script for it here but it creates an inward spiral motion and I want outward spiral. And I am not able to ...
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1answer
125 views

AE: Limit Characters in random range selector animation

I'm animating a roulette table; above the roulette is an animated text with random numbers untill the winning numbers apears on the roulette table; but the random numbers are from 0-99; i've made it ...
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1answer
17 views

How do i make the different values of two properties change at the same amount in After Effects?

I want to make the value of the Point of Interest of a camera change at the same amount i change the Position, but when i simply pick whip parent the Point of Interest to the position, the former ...
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1answer
31 views

Custom Animated Counter in Adobe After Effects

I'm trying to create a counter that automatically updates to the next value once per second. I have that part figured out: string = "7609,7758,7916,8063,8217,8382,8545,8701,8871,9049,9241,9386,9533,...
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2answers
67 views

Help Me To Translate This After Effects Expression!

wiggle(effect("Ondulación - posición")("Velocidad ondulación (ond/seg)"), effect("Ondulación - posición")("Cantidad ondulación (píxeles)")) How to translate this expression?
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1answer
50 views

random copied and being truly random

I have a comp... one null with an expression slider and the rest are image layers. the null with this expression, controls a random animation of the images beneath the null: Math.abs(Math.round(...
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1answer
80 views

after effects slider control code help

I'm trying to make a slider that basically can act as a crossfader between a bunch of different layers (so as the slider goes up, it fades through several layers). This is what I've written, and I'm ...
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2answers
90 views

How to change value in After Effects when passing marker

I am running into an issue where I want to change the value of my slider controller (just adding 1) each time it passes by a marker. This is my current code if (marker.numKeys > 0) { value = ...
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1answer
22 views

How to link the start and pause of an animation to a specific height from a null object?

I'll try to explain a little bit more in-depth, I'm making a set of animations for a website and the client essentially wants a preview of how each element reacts to each other as you're scrolling ...
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1answer
296 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
255 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
326 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
311 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
31 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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25 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
177 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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30 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
168 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
41 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
16 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
555 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
243 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
202 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
124 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
208 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 ...