Files
hyperframes/docs/catalog/blocks/yt-logo-intro.mdx
T
Miguel Ángel d7688f9943 fix(docs): load the player from latest, not a pinned minor (#3320)
* fix(docs): load the player from latest, not a pinned minor

The catalog pages pinned the player CDN URL to a minor line, and that pin
sat one line behind after the last release. Every page kept rendering, on
the older build, so nothing surfaced it: the only symptom was that a fix
published to npm never appeared on the docs.

The generator derived its pin from the player's package.json, which is
correct only if every page is regenerated on the release that moves it.
That is the step that did not happen, and it has to happen across 175
generated pages plus three hand-written files for the pin to be true.

A version carried in step across 178 places will be stale, and stale here
is silent. Ask for latest instead and there is nothing to carry.

This costs the ability to hold the docs back from a bad player release.
Paid deliberately: the pin did not buy that either, it only delayed the
good releases too.

A test asserts no pinned version comes back, and fails if it stops finding
the references at all, so it cannot pass by matching nothing.

* refactor(scripts): list tracked files instead of walking the tree

The pin guard hand-rolled a recursive directory walk with its own skip
list and size cap, which the audit flagged: helpers living in a test file
earn no coverage, so their complexity lands straight on the CRAP score.

git already knows which files to read, and ignores node_modules and build
output for us, so one call replaces the walker and both findings go away.
2026-08-17 21:11:12 -04:00

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---
title: "Logo Intro Sequence"
description: "Logo stamp pops on a lined board, a kicker line gives way to the title with an accent arrow chip; seeded line distortion"
---
import { InstallCommand } from "/snippets/install-command.jsx";
<iframe
className="w-full aspect-video rounded-xl border-0 bg-zinc-100 dark:bg-zinc-800"
title="yt-logo-intro preview"
loading="lazy"
srcDoc={`<!doctype html><html><head><meta charset="utf-8"><style>html,body{margin:0;height:100%;overflow:hidden;background:transparent}hyperframes-player{display:block;width:100%;height:100%}</style><script src="https://cdn.jsdelivr.net/npm/@hyperframes/player@latest/dist/hyperframes-player.global.js"><\/script></head><body><script>fetch("/public/catalog/blocks/yt-logo-intro.json").then(function(r){return r.json()}).then(function(d){var p=document.createElement("hyperframes-player");p.setAttribute("srcdoc",d.html);p.setAttribute("controls","");p.setAttribute("autoplay","");p.setAttribute("loop","");p.setAttribute("muted","");p.setAttribute("poster","https://static.heygen.ai/hyperframes-oss/docs/images/catalog/blocks/yt-logo-intro.png");document.body.appendChild(p)});<\/script></body></html>`}
/>
## Install
<InstallCommand command="npx hyperframes add yt-logo-intro" item="yt-logo-intro" />
That writes one file: `compositions/yt-logo-intro.html`.
## Add it to your video
It runs for 6 seconds at 1920×1080. Paste this into your composition:
```html index.html
<div
data-composition-id="yt-logo-intro"
data-composition-src="compositions/yt-logo-intro.html"
data-start="0"
data-duration="6"
data-track-index="1"
data-width="1920"
data-height="1080"
></div>
```
Move it in time with `data-start`. Put it on a different timeline row with
`data-track-index`. See [data attributes](/concepts/data-attributes) for the rest.
## Source
<Accordion title={`yt-logo-intro.html`}>
```html
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" />
<script src="https://cdn.jsdelivr.net/npm/gsap@3.14.2/dist/gsap.min.js"></script>
<style>
*,
*::before,
*::after {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
background: transparent;
overflow: hidden;
}
#yt-li-root {
/* ---- yt tokens ---- */
--yt-font: "Inter", -apple-system, sans-serif;
--yt-paper: #e9e9e6;
--yt-paper-dark: #1c1c1e;
--yt-ink: #1d1d1f;
--yt-ink-dark: #e8e8e4;
--yt-red: #e62e2e;
--yt-line-alpha: 0.1;
position: relative;
width: 1920px;
height: 1080px;
overflow: hidden;
background: var(--yt-paper);
font-family: var(--yt-font);
}
#yt-li-root.yt-dark {
background: var(--yt-paper-dark);
}
#yt-li-lines {
position: absolute;
inset: 0;
}
.yt-li-line {
position: absolute;
left: -40px;
right: -40px;
height: 2px;
background: rgba(0, 0, 0, var(--yt-line-alpha));
}
.yt-dark .yt-li-line {
background: rgba(255, 255, 255, var(--yt-line-alpha));
}
#yt-li-center {
position: absolute;
inset: 0;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
gap: 42px;
}
#yt-li-logo {
width: 220px;
height: 220px;
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
background: var(--yt-ink);
color: #ffffff;
font-weight: 700;
font-size: 92px;
letter-spacing: -0.03em;
overflow: hidden;
}
.yt-dark #yt-li-logo {
background: var(--yt-ink-dark);
color: var(--yt-paper-dark);
}
#yt-li-logo img {
width: 100%;
height: 100%;
object-fit: contain;
}
.yt-li-shadow #yt-li-logo,
.yt-li-shadow #yt-li-text {
filter: drop-shadow(0 14px 30px rgba(0, 0, 0, 0.22));
}
#yt-li-textrow {
display: flex;
align-items: center;
gap: 26px;
min-height: 96px;
}
#yt-li-text {
font-weight: 700;
font-size: 74px;
letter-spacing: -0.015em;
color: var(--yt-ink);
white-space: nowrap;
}
.yt-dark #yt-li-text {
color: var(--yt-ink-dark);
}
#yt-li-arrow {
display: inline-flex;
align-items: center;
justify-content: center;
width: 84px;
height: 64px;
border-radius: 16px;
background: var(--yt-red);
opacity: 0;
}
#yt-li-arrow svg {
width: 38px;
stroke: #ffffff;
stroke-width: 3.2;
stroke-linecap: round;
stroke-linejoin: round;
fill: none;
}
</style>
</head>
<body>
<div
id="yt-li-root"
data-composition-id="yt-logo-intro"
data-start="0"
data-duration="6"
data-width="1920"
data-height="1080"
>
<div id="yt-li-lines"></div>
<div id="yt-li-center">
<div id="yt-li-logo"></div>
<div id="yt-li-textrow">
<div id="yt-li-text"></div>
<div id="yt-li-arrow">
<svg viewBox="0 0 24 24"><path d="M4 12h15M13 5l7 7-7 7" /></svg>
</div>
</div>
</div>
<div
id="yt-li-drv"
class="clip"
data-start="0"
data-duration="6"
data-track-index="0"
style="position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none"
></div>
</div>
<script>
(function () {
window.__timelines = window.__timelines || {};
/* ---- published parameters ----
A logo intro: logo drops in, a kicker line, then the title
with an accent-red arrow. Background lines with frequency +
distortion (seeded offsets — no randomness). */
var CONFIG = {
scheme: "light", // "light" | "dark"
logoType: "text", // "text" | "image"
logoText: "YT",
logoSrc: null,
kicker: "LET'S DIVE IN",
title: "yt-logo-intro",
arrow: { enabled: true },
lines: { enabled: true, count: 12, distort: 10 },
dropShadow: true,
animationIn: true,
animationOut: true,
};
var DUR = 6;
function clamp(v, lo, hi) {
return Math.min(hi, Math.max(lo, v));
}
var IN = clamp(DUR * 0.08, 0.3, 0.8);
var OUT = clamp(DUR * 0.06, 0.25, 0.6);
var root = document.getElementById("yt-li-root");
var lines = document.getElementById("yt-li-lines");
var logo = document.getElementById("yt-li-logo");
var text = document.getElementById("yt-li-text");
var arrow = document.getElementById("yt-li-arrow");
if (CONFIG.scheme === "dark") root.classList.add("yt-dark");
if (CONFIG.dropShadow) root.classList.add("yt-li-shadow");
/* background lines: even spacing + seeded sine distortion */
if (CONFIG.lines.enabled) {
var gap = 1080 / (CONFIG.lines.count + 1);
for (var i = 1; i <= CONFIG.lines.count; i++) {
var l = document.createElement("div");
l.className = "yt-li-line";
var wobble = Math.sin(i * 2.399) * CONFIG.lines.distort;
l.style.top = Math.round(i * gap + wobble) + "px";
l.style.transform = "rotate(" + (Math.sin(i * 1.7) * 0.35).toFixed(2) + "deg)";
lines.appendChild(l);
}
}
if (CONFIG.logoType === "image" && CONFIG.logoSrc) {
var img = document.createElement("img");
img.src = CONFIG.logoSrc;
logo.appendChild(img);
} else {
logo.textContent = CONFIG.logoText;
}
if (!CONFIG.arrow.enabled) arrow.style.display = "none";
var tl = gsap.timeline({ paused: true });
if (CONFIG.animationIn) tl.from(root, { opacity: 0, duration: IN, ease: "power2.out" }, 0);
/* logo pops */
gsap.set(logo, { opacity: 0, scale: 0.55, y: 24 });
tl.to(
logo,
{ opacity: 1, scale: 1, y: 0, duration: 0.55, ease: "back.out(1.5)" },
IN * 0.6,
);
/* kicker -> swap -> title + arrow */
gsap.set(text, { opacity: 0, y: 14 });
tl.set(text, { textContent: CONFIG.kicker, letterSpacing: "0.22em", fontSize: "40px" }, 0);
tl.to(text, { opacity: 1, y: 0, duration: 0.45, ease: "power2.out" }, IN * 0.6 + 0.45);
tl.to(text, { opacity: 0, y: -12, duration: 0.3, ease: "power2.in" }, 2.3);
tl.set(
text,
{ textContent: CONFIG.title, letterSpacing: "-0.015em", fontSize: "74px", y: 14 },
2.62,
);
tl.to(text, { opacity: 1, y: 0, duration: 0.5, ease: "power3.out" }, 2.66);
gsap.set(arrow, { scale: 0.5, x: -14 });
tl.to(arrow, { opacity: 1, scale: 1, x: 0, duration: 0.45, ease: "back.out(1.6)" }, 2.9);
/* ambient: lines breathe */
tl.to(lines, { y: 8, duration: 2.2, ease: "sine.inOut", yoyo: true, repeat: 1 }, 0.8);
/* exit + hard kill */
if (CONFIG.animationOut) {
tl.to(root, { opacity: 0, duration: OUT, ease: "power2.in" }, DUR - OUT - 0.05);
}
tl.set(root, { visibility: "hidden" }, DUR - 0.02);
window.__timelines["yt-logo-intro"] = tl;
})();
</script>
</body>
</html>
```
</Accordion>
{/* hf:generated-footer */}
Tagged `logo` `intro` `creator`.
## Related topics
- [Browse the complete Catalog](/catalog)
- [Add assets and Catalog items in Studio](/studio/assets-and-blocks)
- [Build a richer composition](/go-further)