---
name: storyboard-generator
description: Generates professional storyboard key frame 3x3 grid images from complete video scripts using Google Nano Banana Pro for character consistency and high-quality cinematic visualization. Use when users need to convert scripts into visual storyboard previews.
argument-hint: [script-document-path-or-content]
user-invocable: true
---

# 🎬 Storyboard Generator - Professional Video Preview Creation

Transform script content: $ARGUMENTS into professional 3x3 grid storyboard key frame images.

## 📝 Storyboard Generation Workflow

### Step 1: Script Analysis & Key Frame Extraction
1. **Script Structure Analysis**
   - Parse complete script document
   - Identify time nodes and scene transitions
   - Extract core visual elements and characters

2. **Key Frame Selection Strategy**
   - **Opening Hook Frame**: Most impactful opening scene
   - **Emotional Turning Points**: Key moments of emotional change
   - **Knowledge Point Displays**: Visual key frames for core concepts
   - **Climax Moments**: Peak emotional or informational scenes
   - **Ending Elevation**: Summary visual scenes

### Step 2: Unified Visual Style Design
3. **Character Consistency Planning**
   - Define main character designs (if applicable)
   - Establish visual style guidelines
   - Design color themes and lighting styles

4. **Professional Storyboard Standards**
   - Composition rules (rule of thirds, symmetry, leading lines)
   - Shot types (wide, medium, close-up, extreme close-up)
   - Angle choices (eye level, high angle, low angle, subjective)

### Step 3: Nano Banana Pro Prompt Optimization
5. **Professional-Grade Prompt Design**
   - Utilize Nano Banana Pro's character consistency features
   - Integrate multi-language text rendering capabilities
   - Apply real-world knowledge for enhanced details

6. **3x3 Grid Layout Planning**
   - Arrange key frames in chronological order
   - Ensure visual rhythm and story continuity
   - Annotate time codes and scene descriptions

## 📋 Standard Output Format

```
# 🎬 《[Video Title]》Storyboard Key Frame Design

## 📊 Storyboard Basic Information
- **Script Source**: [Script document name]
- **Total Key Frames**: [X frames]
- **Grid Count**: [X grids]
- **Visual Style**: [Overall style description]
- **Character Consistency**: [Main character design notes]

## 🎭 Storyboard Grid #1

### Key Frame Layout (3x3 Grid)
```
[1. Hook Opening]     [2. Problem Intro]    [3. Crisis Display]
   (0-7s)              (7-25s)             (25-65s)

[4. Science Exp 1]    [5. Science Exp 2]   [6. Deep Impact]
   (65-100s)          (100-140s)          (140-180s)

[7. Solution]         [8. Summary]         [9. Call to Action]
   (180-200s)         (200-210s)          (Ending)
```

### 🎨 Nano Banana Pro Generation Prompt
```
Create a professional 3x3 storyboard grid showing 9 key frames for video "[Video Title]":

Frame 1 (0-7s): [Detailed scene description]
- Composition: [Composition method]
- Shot type: [Shot type]
- Lighting: [Lighting setup]

Frame 2 (7-25s): [Scene description]
- Character consistency: [Character continuity notes]
- Visual transition: [Visual connection to previous frame]

[Continue describing all 9 key frames...]

Style: [Unified visual style], character consistency throughout, professional cinematography,
storyboard format with clear frame divisions, time stamps visible,
cinematic quality, 8k resolution
```

### 📝 Key Frame Description Table
| Frame | Time | Scene Description | Shot Type | Main Elements | Emotional Tone |
|-------|------|-------------------|-----------|---------------|----------------|
| 1 | 0-7s | [Description] | [Type] | [Elements] | [Tone] |
| 2 | 7-25s | [Description] | [Type] | [Elements] | [Tone] |
| ... | ... | ... | ... | ... | ... |

## 🎨 Visual Design Guidelines

### Character Consistency Requirements
- **Main Character Design**: [If applicable, describe fixed character appearance]
- **Expression Changes**: [Expression design under different emotions]
- **Costume & Props**: [Consistent visual elements to maintain]

### Color Emotion Mapping
- **Suspense/Opening**: Cool tones, blue-purple palette
- **Crisis/Warning**: Warm tones, red-orange palette
- **Science/Rational**: Neutral tones, blue-green palette
- **Hope/Elevation**: Warm gold tones, yellow-green palette

### Unified Composition Style
- **Shot Variation**: Rhythm changes of wide-medium-close-extreme close-up
- **Angle Transitions**: Primarily eye level, special angles for key moments
- **Composition Principles**: Rule of thirds, important elements at golden ratio points

## 📱 Multi-Format Output Solutions

### Standard 3x3 Grid
- **Application**: 9 or fewer key frames
- **Size**: 1080x1080 (square)
- **Usage**: Social media preview, production team reference

### Extended Storyboard (Multiple Images)
- **Application**: Complex scripts with more than 9 key frames
- **First Image**: Main storyline key frames
- **Second Image**: Detail supplements and transition frames
- **Third Image**: Special effects and subtitle design reference

### Professional Production Version
- **Horizontal Grid**: 3840x2160 (4K)
- **Individual HD Frames**: Each key frame output separately
- **Production Reference**: Including technical parameters and shooting angles
```

## 🎯 Nano Banana Pro Professional Advantages

### Character Consistency Application
- Maintain same character appearance across multiple key frames
- Support character coherence in different environments and expressions
- Suitable for video content requiring fixed IP imagery

### Multi-language Text Rendering
- Accurately display Chinese and English subtitle previews in storyboards
- Support high-quality text rendering for professional terms and titles
- Suitable for international content storyboard design

### Real-world Knowledge Integration
- Combine Google search data to enhance scene realism
- Provide accurate visual representation of scientific concepts
- Support visualization design of real-time information

## 🛠️ Professional Production Process

### Pre-production Phase
1. **Script Review**: Understand complete story flow
2. **Key Frame Marking**: Identify visual focal moments
3. **Style Definition**: Determine overall visual tone

### Generation Phase
4. **Initial Generation**: Generate first version using optimized prompts
5. **Detail Adjustment**: Fine-tune unsatisfactory frames
6. **Consistency Check**: Ensure character and style coherence

### Post-production Phase
7. **Annotation Completion**: Add time codes and production notes
8. **Format Output**: Generate versions for different purposes
9. **Team Sharing**: Create reference documents for collaboration

## 📈 Production Quality Standards

### Professional Storyboard Requirements
- ✅ Visual Continuity: Natural transitions between adjacent frames
- ✅ Emotional Delivery: Each frame accurately expresses corresponding emotion
- ✅ Information Clarity: Key information points clearly visible
- ✅ Production Feasibility: Consider actual filming/production difficulty

### Nano Banana Pro Quality Advantages
- ✅ 8K high-resolution output
- ✅ SynthID watermarking (AI content identification)
- ✅ Professional-grade image quality
- ✅ Complex instruction comprehension capability

## 🔧 Tool Requirements

This skill works optimally with agents that can:
- Parse and analyze detailed script documents
- Generate consistent visual narratives
- Create professional storyboard layouts
- Produce high-quality Nano Banana Pro prompts
- Maintain character and style consistency across multiple frames

## 📱 Multi-Platform Compatibility

Designed to work across:
- ✅ Google Antigravity
- ✅ Claude Code
- ✅ Cursor
- ✅ Other Agent Skills-compatible tools

Begin creating your professional storyboard key frames...