SpriteFlow - AI Sprite Sheet Generator

# SpriteFlow - AI Image Animation Generator

> 🎮 Right-click any web image → AI generates walk, run, idle sprite animations in seconds

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## 📖 Product Overview

**SpriteFlow** is an AI-powered Chrome extension designed for game developers, web designers, and content creators. It instantly transforms static images into professional sprite animations, revolutionizing traditional animation workflows.

No complex animation software required, no professional skills needed—just right-click → import → AI handles the rest.

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## ✨ Core Features

### 🖱️ One-Click Import - Zero Learning Curve
- **Context Menu Integration**: Right-click any web image and select "Import to SpriteFlow"
- **Drag & Drop**: Direct local file upload to the editor
- **Batch Import**: Import multiple images at once with automatic batch processing mode

### 🤖 AI-Powered Generation
- **Replica Mode**: Provide template + character image, AI generates style-consistent animation sequences
- **Creative Mode**: Pure text descriptions (e.g., "Run cycle", "I am so tired"), AI automatically identifies actions vs. expressions
- **Smart Grid Detection**: Automatically analyzes sprite sheet row/column layout—no manual configuration needed
- **Multiple Style Presets**: Pixel art, flat vector, anime cel-shaded, watercolor, sketch, and more

### 🎬 Professional Editor
- **Infinite Canvas**: Node-based workflow with clear Source → Editor → Preview flow
- **Frame-Level Control**:
- Enable/disable individual frames
- Customize duration for each frame
- Adjust frame order (horizontal/vertical reading)
- **Real-Time Preview**: WYSIWYG animation player
- **Subtitle Overlay**: Add text to animations with customizable position, color, and stroke

### 📤 Multi-Format Export
| Format | Use Case |
|--------|----------|
| **GIF** | Universal animation format, best compatibility |
| **WebP** | Smaller file size, modern browser support |
| **MP4/WebM** | Video formats for social media |
| **PNG Sequence** | Packaged as ZIP for game engines |
| **Sticker Pack** | WeChat/Discord/Slack-specific formats |

### 🎨 Sticker Studio
- One-click platform-specific sticker pack generation
- Auto-sizing (WeChat 240px, Discord 128px, Slack 64px)
- Smart cutout + stroke effects
- Auto-compression to under 500KB

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## 🏆 Key Advantages

### 1. Ultimate Simplicity
Traditional animation requires: Learning software → Drawing keyframes → Tweening → Export debugging
SpriteFlow only needs: Right-click import → Enter description → One-click generation

### 2. AI-Driven
- Powered by Google Gemini's advanced image generation
- Intelligent action semantics ("walking" vs "sad" auto-distinguishes action/emotion)
- Style transfer: Any character can mimic template animations

### 3. Professional Output
- Supports 1K/2K/4K resolutions
- Pixel-perfect rendering
- Automatic transparent background handling (magenta keying)

### 4. Batch Production
- Multi-character batch generation: 1 template + N characters = N animation sets
- Multi-action batch generation: 1 character + N descriptions = N animations
- Task queue system: Background parallel processing without blocking operations

## 🎯 Use Cases

### Game Developers
- Rapid prototyping: Complete character action sets in minutes
- Asset expansion: Batch generate variants from existing characters
- Solo development: Handle art production single-handedly

### Web Designers
- Dynamic UI elements: Loading animations, button feedback
- Marketing materials: Eye-catching animated banners
- Social media: Brand-exclusive emoji packs

### Content Creators
- Livestream assets: Dynamic stickers, expressions
- Video production: Character animation inserts
- Community management: Custom emoji packs