Neon tube sign flicks on
Plain footage, a word-by-word pink caption from 0.1 s, then a neon script keyword on a dark glass panel flickers on at 0.3 s, pulses, and holds to about 2.8 s. Nightlife, music and product shorts that open mid-sentence.
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Open my video with this hook: "Neon tube sign flicks on" from the 24fps video editor library.
Preset JSON: https://24fps.dev/video-editor/hooks/neon-tube-sign-flicker-open-hook-e6x/preset.json (pass its "preset" to the engine).
Engine (MIT, no dependencies, ES module): https://24fps.dev/editor/engine.js. Download the engine next to your page (curl -O) rather than importing cross-origin, then import { mount } from "./engine.js" in a <script type="module"> served over http.
Wiring: root = a position:relative box at the video's size. media = { main }: main is a wrapper holding my video, filling the root. Then const fx = mount(root, { kind: "text", preset, media }) and call fx.render(seconds) every frame. The preset runs 3s from t = 0; offset t to place it later. It is seek-safe: drive it from the GSAP timeline in HyperFrames or call render(frame / fps) in Remotion. Before capturing frames, await (fx.ready ?? document.fonts.ready). Check it on my footage: if text is hidden behind the subject or doesn't read against my colours, nudge the layer positions or colours.
Replace the demo text with mine: set preset.layers[n].text (use \n for line breaks); if none given, write lines that fit my footage and tell me.
Hook formula: [Keyword] sign + pink active-word captions of the first sentence.
Pair with captions preset rounded-white-pink-active-glow (https://24fps.dev/video-editor/captions/rounded-white-pink-active-glow/preset.json); the captions kind takes script as [{ w, s, e, emph }], plus karaoke and activeColor.
Field reference: https://24fps.dev/video-editor/llms.txt. Keep sizes as fractions of the frame height so it works at any resolution. Credit: 24fps.dev/video-editor- Formula
- [Keyword] sign + pink active-word captions of the first sentence.
- Example lines
- Coming in here every day pushed me · This strawberry kiwi bloom powder is my favorite · Those are my go-tos for guaranteed vibes · Sign title: EVERY DAY / BLOOM POWDER / GOOD VIBES
- Beats
- 0.0s Plain footage, no graphics, speaker mid-sentence. → 0.1s First caption word fades in pink at the lower third (y about 0.68), words add one by one on two lines. → 0.3s Neon sign box turns on: script keyword in pink inside a cyan tube; it dims at 0.5, 0.7 and 0.9 s like a warming tube. → 0.9s Sign holds steady, no cuts, no zoom; captions keep rolling. → 2.7s Sign fades out (second sign or wavy frame returns later at 3.5-4.8 s).
- Same idea
- Also called: Neon (AI Edit)
- Technique
- Edit device observed in the AI caption app sample clips
- Footage
- Man talking and gesturing, Pexels