> ## Documentation Index
> Fetch the complete documentation index at: https://docs.wrldwide.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# AI 换脸

> 图像和视频中的无缝换脸

# Face Swap

Replace faces in images and videos with AI-powered face swapping. Perfect for personalized content, memes, and creative projects.

**Credit Cost:** 2-4 credits (image: 2 credits | video: 4 credits)\
**Speed:** 30-60 seconds (images) | 2-4 minutes (videos)\
**Model:** Advanced face swap AI

***

## 使用方法

<Steps>
  <Step title="Go to Face Swap">
    Navigate to [app.wrldwide.ai/face-swap](https://app.wrldwide.ai/face-swap)
  </Step>

  <Step title="Upload Source Face">
    Upload the face you want to use:

    * Clear portrait photo
    * Front-facing preferred
    * Good lighting
    * Supported: JPG, PNG
  </Step>

  <Step title="Upload Target Image or Video">
    Upload the image or video to swap into:

    * **Image:** Any photo with faces
    * **Video:** Video clip with faces
  </Step>

  <Step title="Generate">
    Click **Generate** and wait for processing
  </Step>

  <Step title="Download">
    Download your face-swapped result
  </Step>
</Steps>

***

## 使用场景

### Personalized Content

* Put your face on stock photos
* Create personalized marketing visuals
* Generate custom avatars

### Memes & Entertainment

* Create fun face swap content
* Social media engagement
* Viral content creation

### Professional Use

* Test product photos with different models
* A/B test creative with different faces
* Consistent brand characters

***

## 最佳实践

### Source Face Tips

* Use high-quality portrait photos
* Front-facing angle works best
* Good lighting (avoid harsh shadows)
* Neutral expression for best results
* Clear, unobstructed face (no sunglasses, masks)

### Target Image/Video Tips

* Ensure faces are clearly visible
* Avoid extreme angles
* Good lighting on target faces
* Higher resolution yields better results

***

## 隐私与道德

⚠️ **Important:** Use face swap responsibly:

* Only use faces you have permission to use
* Respect individual privacy rights
* Do not use for deceptive purposes
* Comply with platform terms and laws

***

## 故障排除

* **Poor face detection:** Ensure face is clearly visible and well-lit
* **Blurry result:** Use higher resolution source and target images
* **Artifacts:** May occur with extreme angles or poor lighting

***

## 下一步

<CardGroup cols={2}>
  <Card title="Lip Sync" icon="microphone" href="/cn/features/lip-sync">
    Synchronize lips to audio
  </Card>

  <Card title="Live Avatar" icon="video" href="/cn/features/live-avatar">
    Create talking avatars
  </Card>
</CardGroup>