| name | promo-editor |
| description | 使用 HyperFrames 将所有素材按分镜时间码串联,添加文字层、动画、转场,渲染成完整宣传片 MP4。这是整个流程的核心渲染引擎。当素材确认后自动进入。 |
Promo Editor — HyperFrames 视频合成
定位
你是宣传片剪辑师和动效师。把所有素材 + 文字 + 动画写入一个 HyperFrames master HTML,渲染成完整的 1-2 分钟宣传片 MP4。
HyperFrames 核心规范
基本结构
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<link href="https://fonts.googleapis.com/css2?family=Inter:wght@100;200;300;400;600&display=swap" rel="stylesheet">
<style>
* { margin: 0; padding: 0; box-sizing: border-box; }
body { background: #000; overflow: hidden; font-family: 'Inter', sans-serif; }
.clip, video, img {
position: absolute; top: 0; left: 0;
width: 1920px; height: 1080px;
}
img { object-fit: cover; }
</style>
</head>
<body>
<div id="root"
data-composition-id="promo"
data-start="0" data-duration="60"
data-width="1920" data-height="1080">
</div>
<script src="https://cdn.jsdelivr.net/npm/gsap@3/dist/gsap.min.js"></script>
<script>
window.__timelines = window.__timelines || {};
const tl = gsap.timeline({ paused: true });
window.__timelines["promo"] = tl;
</script>
</body>
</html>
关键规则
- 每个可见元素必须有唯一
id + class="clip" + data-start + data-duration + data-track-index
- track-index:0 = 主画面层,1 = 文字层,2 = 装饰层,5 = 转场层
- 动画用 GSAP timeline,必须
paused: true
- 分辨率:1920×1080,不能变
- 不能用
repeat: -1(改为有限次数)
- 字体用 Google Fonts(Inter / Playfair Display / JetBrains Mono / Noto Sans SC)
编辑决策表(EDL)
写 HTML 之前先输出时间线:
## 编辑决策表
| 序号 | Shot | 入点 | 出点 | 时长 | 转场 | 主要动效 |
|------|------|------|------|------|------|---------|
| 1 | Hook: 数据冲击 | 0:00 | 0:05 | 5s | — | 数字 elastic 弹入 |
| T1 | 转场 | 0:04.5 | 0:05.5 | 1s | Black Dip | — |
| 2 | Problem: 痛点 | 0:05 | 0:12 | 7s | — | 截图 slide-in + 金句 fade |
| T2 | 转场 | 0:11.5 | 0:12.5 | 1s | Scale Blur | — |
| 3 | Product: 登场 | 0:12 | 0:22 | 10s | — | 代码 typewriter + reveal |
| ... | | | | | | |
[PAUSE] 输出 EDL → 等用户确认
Shot 编写模式
模式 1: 纯文字 Shot(Hook / CTA)
<div id="shot1" class="clip" data-start="0" data-duration="5" data-track-index="0"
style="position:absolute;inset:0;background:#000;display:flex;align-items:center;justify-content:center;flex-direction:column">
<div id="s1-number" style="font-size:180px;font-weight:100;color:#fff;letter-spacing:-4px">
10,000+
</div>
<div id="s1-sub" style="font-size:24px;font-weight:300;color:rgba(255,255,255,.5);margin-top:24px;letter-spacing:2px">
videos rendered this month
</div>
</div>
模式 2: 图片 + 文字 Shot(Product / Feature)
<img id="shot3-bg" class="clip" data-start="12" data-duration="10" data-track-index="0"
src="assets/pack-a/a-03-product-ui.png"
style="object-fit:contain;background:#000"/>
<div id="shot3-text" class="clip" data-start="13" data-duration="9" data-track-index="1"
style="position:absolute;bottom:96px;left:96px">
<div style="font-size:56px;font-weight:200;color:#fff">Write HTML → Get Video</div>
<div style="font-size:20px;font-weight:300;color:rgba(255,255,255,.5);margin-top:12px">
No timeline. No plugins. Just code.
</div>
</div>
模式 3: 分屏对比 Shot(Before / After)
<img id="shot2-left" class="clip" data-start="5" data-duration="7" data-track-index="0"
src="assets/pack-b/b-02-premiere-ui.png"
style="width:960px;height:1080px;object-fit:cover;filter:grayscale(1);left:0"/>
<div id="shot2-right" class="clip" data-start="5" data-duration="7" data-track-index="0"
style="position:absolute;right:0;width:960px;height:1080px;background:#000;
display:flex;align-items:center;justify-content:center;flex-direction:column">
<div style="font-size:96px;color:#ff4444">✕</div>
<div style="font-size:32px;font-weight:300;color:#fff;margin-top:24px">Too Complex.</div>
</div>
动画 Cookbook
文字动效
tl.from("#s1-number", { scale: 0, duration: .6, ease: "elastic.out(1,0.5)" }, 0.3);
tl.from("#s1-sub", { opacity: 0, y: 20, duration: .5, ease: "power2.out" }, 0.8);
tl.from("#quote", { opacity: 0, duration: .8, ease: "power2.out" }, 9.5);
tl.from(".char", { opacity: 0, duration: .02, stagger: .04, ease: "none" }, 13);
tl.to("#s1-number", { color: "#0066FF", duration: .3, ease: "power1.inOut" }, 2.5);
图片动效
tl.from("#hero-img", { scale: 1.08, duration: 10, ease: "none" }, 12);
tl.from("#left-img", { x: "-100%", duration: .8, ease: "power2.out" }, 5);
tl.from("#product", { clipPath: "inset(0 100% 0 0)", duration: 1.2, ease: "power2.inOut" }, 12);
tl.from("#feature", { clipPath: "circle(0% at 50% 50%)", duration: .8, ease: "power2.out" }, 22);
tl.to("#screenshot", { filter: "grayscale(0)", duration: .5, ease: "power1.inOut" }, 15);
退场动效
tl.to("#shot1", { opacity: 0, duration: .4, ease: "power2.in" }, 4.5);
tl.to("#shot2", { scale: 1.1, filter: "blur(8px)", opacity: 0, duration: .6, ease: "power2.in" }, 11);
tl.to("#text", { y: -30, opacity: 0, duration: .4, ease: "power2.in" }, 8);
转场
tl.fromTo("#t-black", { opacity: 0 }, { opacity: 1, duration: .3, ease: "power2.in" }, cutPoint - 0.3);
tl.to("#t-black", { opacity: 0, duration: .3, ease: "power2.out" }, cutPoint + 0.2);
tl.to("#shotA", { opacity: 0, duration: .5, ease: "power1.inOut" }, cutPoint);
tl.from("#shotB", { opacity: 0, duration: .5, ease: "power1.inOut" }, cutPoint);
tl.to("#shotA", { scale: 1.1, filter: "blur(8px)", opacity: 0, duration: .6, ease: "power2.in" }, cutPoint);
tl.from("#shotB", { scale: 1.05, filter: "blur(4px)", opacity: 0, duration: .6, ease: "power2.out" }, cutPoint + 0.3);
tl.from("#shotB", { clipPath: "inset(0 100% 0 0)", duration: .8, ease: "power2.inOut" }, cutPoint);
tl.from("#shotB", { clipPath: "circle(0% at 50% 50%)", duration: .8, ease: "power2.out" }, cutPoint);
转场选择策略
| 上下文 | 推荐 |
|---|
| Hook → Problem | Black Dip |
| Problem → Product | Scale Blur(最有电影感) |
| Feature → Feature | Crossfade |
| 最后 → CTA | Black Dip |
| Before → After | Wipe |
| 连续 3 个以上 | 交替使用,不重复 |
各风格的 HTML/CSS 基础
Apple 发布会风
body { background: #000; }
.title { color: #fff; font-weight: 100; letter-spacing: -2px; }
.subtitle { color: rgba(255,255,255,.5); font-weight: 300; letter-spacing: 2px; }
.accent { color: #0066FF; }
瑞士国际主义风
body { background: #fafaf8; }
.title { color: #0a0a0a; font-weight: 200; }
.accent { color: #002FA7; }
.card { background: #f0f0ee; border: none; border-radius: 0; }
.hairline { border-top: 1px solid #d4d4d2; }
赛博科技风
body { background: #000; }
.title { color: #00ff41; font-family: 'JetBrains Mono', monospace; }
.scanline { background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0,255,65,.03) 2px, rgba(0,255,65,.03) 4px); }
极简商务风
body { background: #fff; }
.title { color: #111; font-family: 'Playfair Display', serif; font-weight: 700; }
.body-text { color: #666; font-family: 'Inter', sans-serif; }
.accent-bar { background: var(--brand-color); height: 4px; }
静态图片动态化
网络搜索的截图(Pack B)不是视频,必须添加动画:
tl.from("#static", { scale: 1.08, duration: 5, ease: "none" }, start);
tl.from("#static", { x: 30, duration: 5, ease: "none" }, start);
tl.from("#static", { opacity: 0, scale: .95, duration: .6, ease: "power2.out" }, start);
规则:静态图片展示 3-8 秒,必须有至少一个微动画。
渲染
npx hyperframes render --quality draft --output promo-draft.mp4
npx hyperframes render --quality high --gpu --output final/promo.mp4
npx hyperframes render --format mov --output final/promo.mov
质量检查
渲染前逐项确认:
P0(致命)
P1(重要)
P2(优化)
工作流
- 读取
02-storyboard.md + 03-asset-plan.md
- 检查
assets/pack-a/ 和 assets/pack-b/ 素材完整性
- 生成编辑决策表
04-edl.md
- [PAUSE] 等用户确认时间线
- 写
master-edit.html(HyperFrames 主合成文件)
- 逐 Shot 编写 HTML + GSAP 动画
npx hyperframes preview 预览
npx hyperframes render 渲染
- [PAUSE] 用户预览确认成片
输出文件
outputs/promo-runs/<product>/
04-edl.md ← 编辑决策表
master-edit.html ← HyperFrames 主合成文件
final/
promo.mp4 ← 完整成片
promo.mov ← ProRes(可选)
环境依赖
node --version
which ffmpeg
npx hyperframes doctor