## AI Privacy Protection Features

<h3 id="Create AI Video Stream Processing Instance">Create AI Video Stream Processing Instance <span className="tag_h2">On-App AI</span></h3>

- **Function**: Initialize AI video stream processing instance

- **API Details**: [objectDetectCreate](/en/miniapp/develop/ray/api/ai/aiKit/objectDetectCreate)

<h3 id="Destroy AI Video Stream Processing Instance">Destroy AI Video Stream Processing Instance <span className="tag_h2">On-App AI</span></h3>

- **Function**: Destroy AI video stream processing instance to prevent memory leaks

- **API Details**: [objectDetectDestroy](/en/miniapp/develop/ray/api/ai/aiKit/objectDetectDestroy)

<h3 id="Highlight Subject and Edit Video Stream Background Music">Video Privacy Protection Recognition Processing <span className="tag_h2">On-App AI</span></h3>

- **Function**: Display the specified subject in the video stream based on input parameters and apply mosaic/mask processing to non-subject areas.

- **API Details**: [privacyProtectDetectForVideo](/en/miniapp/develop/ray/api/ai/aiKit/privacyProtectDetectForVideo)

<h3 id="Cancel Video Stream Editing Operation">Cancel Video Stream Editing Operation <span className="tag_h2">On-App AI</span></h3>

- **Function**: Interrupt ongoing AI video stream processing operation

- **API Details**: [objectDetectForVideoCancel](/en/miniapp/develop/ray/api/ai/aiKit/objectDetectForVideoCancel)

<h3 id="AI Processing Progress Listener Function">AI Processing Progress Listener Function <span className="tag_h2">On-App AI</span></h3>

- **Function**: Listen to the current generation progress of AI video stream

- **API Details**: [onVideoObjectDetectProgress](/en/miniapp/develop/ray/api/ai/aiKit/onVideoObjectDetectProgress)

<h3 id="Cancel AI Processing Progress Listener Function">Cancel AI Processing Progress Listener Function <span className="tag_h2">On-App AI</span></h3>

- **Function**: Cancel AI video stream generation progress listener function

- **API Details**: [offVideoObjectDetectProgress](/en/miniapp/develop/ray/api/ai/aiKit/offVideoObjectDetectProgress)