# 3D Studio: Complete Image-to-3D Workflow

**Purpose**: Comprehensive 3D generation module for Image Studio  
**Status**: Proposed - Ready for Implementation  
**Total Models**: 9 WaveSpeed AI 3D models

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## 🎯 Executive Summary

Add a complete **3D Studio** module to Image Studio, enabling users to transform 2D images into 3D models for e-commerce, game development, AR/VR, 3D printing, and marketing visualization.

### **Key Capabilities**
- **Image-to-3D**: Convert photos to 3D models (9 models)
- **Text-to-3D**: Generate 3D from text descriptions (1 model)
- **Sketch-to-3D**: Transform sketches into 3D assets (1 model)
- **Multi-View**: Use multiple angles for better reconstruction (2 models)
- **Format Support**: GLB, FBX, OBJ, STL, USDZ export
- **Quality Control**: Face count, polygon type, PBR materials

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## 📊 3D Models Overview

### **Budget Tier** ($0.02)

#### 1. **SAM 3D Body** - `wavespeed-ai/sam-3d-body`
- **Cost**: $0.02
- **Input**: Single image + optional mask
- **Output**: 3D human body model
- **Best For**: Character modeling, avatar creation, human body reconstruction
- **Features**: Optional mask-guided isolation, fast generation

#### 2. **SAM 3D Objects** - `wavespeed-ai/sam-3d-objects`
- **Cost**: $0.02
- **Input**: Single image + optional mask + optional prompt
- **Output**: 3D object model
- **Best For**: Product visualization, props, simple objects
- **Features**: Mask-guided segmentation, prompt guidance

#### 3. **Hunyuan3D V2 Multi-View** - `wavespeed-ai/hunyuan3d/v2-multi-view`
- **Cost**: $0.02
- **Input**: Front + back + left images
- **Output**: High-fidelity 3D model with 4K textures
- **Best For**: Accurate 3D reconstruction, digital twins
- **Features**: Fast generation (30 seconds), high-precision geometry

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### **Premium Tier** ($0.25-$0.375)

#### 4. **Tripo3D V2.5 Image-to-3D** - `tripo3d/v2.5/image-to-3d`
- **Cost**: $0.30
- **Input**: Single image
- **Output**: High-quality 3D asset
- **Best For**: Game assets, e-commerce, AR/VR, 3D printing
- **Features**: Game-ready, detailed meshes, textured output

#### 5. **Hunyuan3D V2.1** - `wavespeed-ai/hunyuan3d/v2.1`
- **Cost**: $0.30
- **Input**: Single image
- **Output**: Scalable 3D asset with PBR textures
- **Best For**: Production workflows, game art, animation
- **Features**: PBR texture synthesis, open-source framework

#### 6. **Hunyuan3D V3 Image-to-3D** - `wavespeed-ai/hunyuan3d-v3/image-to-3d`
- **Cost**: $0.25
- **Input**: Single image + optional multi-view (back/left/right)
- **Output**: Ultra-high-resolution 3D model
- **Best For**: Film-quality geometry, high-end visualization
- **Features**: PBR materials, multiple modes (Normal/LowPoly/Geometry), face count control

#### 7. **Hyper3D Rodin v2 Image-to-3D** - `hyper3d/rodin-v2/image-to-3d`
- **Cost**: $0.30
- **Input**: Single or multiple images + optional prompt
- **Output**: Production-ready 3D with UVs/textures
- **Best For**: Game art, film/TV, XR, product visualization
- **Features**: Multiple formats (GLB, FBX, OBJ, STL, USDZ), topology control, PBR materials

#### 8. **Tripo3D V2.5 Multiview** - `tripo3d/v2.5/multiview-to-3d`
- **Cost**: $0.30
- **Input**: Multiple views (front/back/left/right)
- **Output**: Higher-fidelity 3D with detailed meshes
- **Best For**: Digital twins, 3D catalogs, accurate reconstruction
- **Features**: Multi-view reconstruction, enhanced textures

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### **Text-to-3D** ($0.30)

#### 9. **Hyper3D Rodin v2 Text-to-3D** - `hyper3d/rodin-v2/text-to-3d`
- **Cost**: $0.30
- **Input**: Text prompt
- **Output**: Production-ready 3D asset with UVs/textures
- **Best For**: Concept to 3D, rapid prototyping, game props
- **Features**: Quad/triangle meshes, PBR/shaded textures, multiple formats

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### **Sketch-to-3D** ($0.375)

#### 10. **Hunyuan3D V3 Sketch-to-3D** - `wavespeed-ai/hunyuan3d-v3/sketch-to-3d`
- **Cost**: $0.375
- **Input**: Sketch image + optional prompt
- **Output**: 3D model with optional PBR materials
- **Best For**: Concept art to 3D, rapid prototyping, game development
- **Features**: Face count control (40K-1.5M), PBR option, mesh complexity control

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## 🎨 Feature Set

### **Core Features**
- ✅ **Model Selection**: Choose from 9 models based on use case and budget
- ✅ **Format Export**: GLB, FBX, OBJ, STL, USDZ
- ✅ **Quality Control**: Face count, polygon type (tri/quad), PBR materials
- ✅ **Multi-View Support**: Upload multiple angles for better reconstruction
- ✅ **3D Preview**: Web-based 3D viewer with rotation/zoom
- ✅ **Batch Processing**: Convert multiple images to 3D
- ✅ **Cost Comparison**: Show all options with pricing

### **Advanced Features**
- ✅ **Mask Support**: Optional masks for SAM models
- ✅ **Prompt Guidance**: Text prompts for SAM Objects and Sketch-to-3D
- ✅ **PBR Materials**: Physically-based rendering textures
- ✅ **Low-Poly Mode**: Generate optimized meshes for real-time use
- ✅ **Geometry-Only**: Generate mesh without textures for custom texturing
- ✅ **Preview Render**: Turntable preview images

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## 💼 Use Cases

### **E-commerce**
- Product 3D models for interactive shopping
- 360° product views
- AR try-on experiences

### **Game Development**
- 3D assets from concept art
- Character models from reference images
- Prop generation from sketches

### **3D Printing**
- Convert designs to printable models
- STL format export
- Mesh optimization for printing

### **AR/VR**
- Generate 3D objects for immersive experiences
- USDZ format for Apple AR
- GLB format for web AR

### **Marketing**
- 3D product visualizations
- Interactive marketing materials
- Virtual showrooms

### **Character Design**
- 3D characters from reference images
- Avatar creation from photos
- Character consistency across views

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## 🔧 Technical Implementation

### **Backend**
- **Service**: `ThreeDStudioService` in `backend/services/image_studio/`
- **Integration**: WaveSpeed 3D client
- **Storage**: 3D model file storage (GLB, FBX, OBJ, etc.)
- **API**: `POST /api/image-studio/3d/generate`

### **Frontend**
- **Component**: `ThreeDStudio.tsx`
- **3D Viewer**: Three.js or React Three Fiber
- **Model Selector**: Dropdown with cost/quality comparison
- **Multi-View Upload**: Drag-and-drop for multiple images
- **Preview**: Web-based 3D viewer with controls

### **API Endpoints**
- `POST /api/image-studio/3d/generate` - Generate 3D model
- `GET /api/image-studio/3d/models/{model_id}` - Get 3D model
- `GET /api/image-studio/3d/models/{model_id}/download` - Download 3D file
- `POST /api/image-studio/3d/estimate-cost` - Estimate 3D generation cost

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## 💰 Pricing Strategy

### **Budget Options** ($0.02)
- SAM 3D Body/Objects: Quick 3D generation
- Hunyuan3D V2 Multi-View: Accurate multi-view reconstruction

### **Premium Options** ($0.25-$0.30)
- Tripo3D, Hunyuan3D V2.1/V3: High-quality 3D assets
- Hyper3D Rodin: Production-ready with UVs/textures

### **Specialized** ($0.375)
- Hunyuan3D V3 Sketch-to-3D: Concept art to 3D

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## 📈 Implementation Priority

### **Phase 1: Foundation** (Week 1)
- SAM 3D Body ($0.02) - Quick win, human body focus
- SAM 3D Objects ($0.02) - Product visualization
- Basic 3D viewer integration

### **Phase 2: Premium** (Week 2)
- Tripo3D V2.5 ($0.30) - High-quality option
- Hunyuan3D V3 ($0.25) - Ultra-high-res option
- Hyper3D Rodin Image-to-3D ($0.30) - Production-ready

### **Phase 3: Advanced** (Week 3)
- Text-to-3D (Hyper3D Rodin)
- Sketch-to-3D (Hunyuan3D V3)
- Multi-view support (Tripo3D Multiview, Hunyuan3D V2 Multi-View)

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## 🎯 Success Metrics

- **User Adoption**: 30% of users try 3D generation within 1 month
- **Cost Efficiency**: 50% choose budget options ($0.02) for quick iterations
- **Quality**: 70% use premium options ($0.25-$0.30) for final assets
- **Use Cases**: 40% for e-commerce, 30% for games, 20% for 3D printing, 10% other

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## 📚 Related Documentation

- [Image Studio Enhancement Proposal](docs/IMAGE_STUDIO_ENHANCEMENT_PROPOSAL.md)
- [WaveSpeed Models Reference](docs/IMAGE_STUDIO_WAVESPEED_MODELS_REFERENCE.md)
- [Image Studio Implementation Review](docs/IMAGE_STUDIO_IMPLEMENTATION_REVIEW.md)

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*Document Version: 1.0*  
*Last Updated: Current Session*  
*Total Models: 9 WaveSpeed AI 3D models*
