PentoVideo - AI Video Factory

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Install

openclaw plugins install clawhub:pentovideo

🎬 PentoVideo

AI Video Factory — Write HTML. Render video. Built for agents.

AI 视频工厂 — 写 HTML，出视频。为 AI Agent 而生。

What is PentoVideo? | 这是什么？

PentoVideo is an AI-powered video factory that turns text, images, PPTs, and prompts into professional videos via HyperFrames HTML rendering. Four production lines, one engine. Forked from and built upon the open-source PentoVideo framework.

PentoVideo 是一个 AI 视频工厂，通过 HyperFrames HTML 渲染将主题、图片、PPT、口播稿转化为专业视频。四条生产线，一个引擎。基于开源 PentoVideo 框架构建。

Line 生产线	Input 输入	Output 输出
A — Pure CSS	Topic / Script	HTML + CSS animation → MP4
B — Image Gen	Topic + SenseNova	AI images + HTML → MP4
C — PPT	PPTX file	OCR → HTML → MP4
D — Images	Images + Script	OCR/align → HTML → MP4
D-Fast ⚡	Images + Script (ready)	TTS → HTML → MP4 (4 steps)

Quick Start | 快速开始

# Clone the skill
git clone https://github.com/zhbcher/pentovideo.git

# Install dependencies
pnpm install

# Start video production
# Agent auto-triggers: §0 gate → route → produce

Fastest Path | 最快路径

Have images + script + style? Jump straight to Line D-Fast:

Images + Script → Edge TTS → Scene split → HTML → Render → MP4

See workflows/line-d-fast.md for the 4-step workflow.

Architecture | 架构

                    §0 Pre-Flight Gate (7-field check)
                              │
                    §1 Routing Decision Tree
                              │
        ┌─────────────────────┼─────────────────────┐
        ▼                     ▼                     ▼
   Line A (CSS)          Line B (Gen)          Line C/D (PPT/Img)
        │                     │                     │
        └─────────────────────┼─────────────────────┘
                              ▼
                    §2 Design System
                    §3 Prompt Expansion
                    §4 Build Timeline
                    §5 HTML Authoring
                    §6 Quality Gates (lint/validate)
                    §7 Preview → Render → Deliver

Key Features | 核心功能

🛑 Pre-Flight Gate (§0) — 7-field check before any work starts. Prevents context-losing rework.
🚀 Quick Jump — 8 scenario-based entry points. Find your path in one click.
⚡ Line D-Fast — Images + script → video in 4 steps. Our fastest production line.
🎨 18 Style Presets — Tech-dark, neon-gradient, business-green, and more.
🎙️ Edge TTS — Free unlimited Chinese TTS. Inline Python command, no script dependency.
🖼️ SenseNova Gen — AI image generation via SenseNova U1 Fast. 11 sizes, 16:9 ready.
✅ Quality Gates — lint/validate/inspect/contrast/design/animation-map. 6 checks before render.
🌐 Bilingual — Chinese + English throughout. Built for Chinese-speaking developers.

Production Lines | 生产线详情

Line	Workflow	When to Use
A	line-a-pure-css.md	Topic → HTML+CSS animation
B	line-b-image-gen.md	Topic → SenseNova gen → OCR → HTML
C	line-c-ppt.md	PPT → OCR → HTML
D	line-d-images.md	Images → OCR → HTML
D-Fast ⚡	line-d-fast.md	Images + Script → 4-step fast track

Tools & Integration | 工具集成

Tool	Description	File
Edge TTS	Free Chinese text-to-speech	tools/edge-tts.md
SenseNova Gen	AI image generation	tools/sensenova-image-gen.md
OCR Check	Image text extraction QA	tools/ocr-check.md
Cover Gen	Video cover/thumbnail	tools/cover-generation.md
Build Timeline	Scene timing construction	tools/build-timeline.md

Animations & Transitions | 动画与转场

Full animation adapter support: GSAP, WAAPI, CSS, Anime.js, Three.js, Lottie. CSS + WebGL transition system.

Adapter	Coverage
GSAP	Full timeline, easing, stagger
CSS Animations	Keyframes, delays, fill modes
WAAPI	element.animate(), deterministic seeking
Anime.js	Timelines, seek-driven rendering
Three.js	WebGL scenes, camera motion
Lottie	JSON + dotLottie, paused playback

Project Structure | 项目结构

PentoVideo/
├── SKILL.md                 # Skill definition (bilingual)
├── README.md                # This file
├── workflows/               # 4 production lines + line-d-fast
├── tools/                   # TTS, image gen, OCR, cover, timeline
├── references/              # Design system, transitions, captions
├── styles/                  # 18 style presets
├── animations/              # 6 animation adapters
├── packages/                # CLI, core, engine, producer
├── docs/                    # Optimization plans, guides
└── templates/               # Project templates

Requirements | 环境要求

Node.js >= 22
FFmpeg
pnpm
OpenClaw (for skill integration)

License | 许可证

Apache 2.0 — see LICENSE.

Forked from the open-source PentoVideo framework. Built with ❤️ for the OpenClaw community.