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January 14, 20267 min readEdge AI Application

Edge AI Application UI from Drone Footage

R
Replay Team
Developer Advocates

TL;DR: Generate a fully functional, edge AI application UI from drone footage using Replay's behavior-driven reconstruction, eliminating manual coding.

The promise of edge AI is immense, but building user interfaces to interact with these systems, especially when dealing with visual data like drone footage, can be a significant bottleneck. Traditionally, this involves painstakingly coding UI elements, connecting them to AI inference results, and iterating based on user feedback. What if you could skip the manual coding and generate a working UI directly from a video of the desired interaction?

Enter Replay, a video-to-code engine that leverages the power of Gemini to reconstruct working UIs from screen recordings. This opens up exciting possibilities for quickly prototyping and deploying edge AI applications, particularly those involving drone footage analysis.

The Challenge: Building UIs for Edge AI Drone Applications#

Imagine you're developing an edge AI application for drone-based infrastructure inspection. The drone captures video footage, on-board AI models detect anomalies (cracks, corrosion, etc.), and you need a UI to display these findings to a human inspector. Building this UI from scratch involves:

  • Defining UI elements (maps, charts, data tables)
  • Connecting these elements to the AI inference results
  • Implementing user interactions (zoom, filter, annotation)
  • Ensuring responsiveness and performance on edge devices

This is a time-consuming and complex process, especially when iterating on the UI based on user feedback. Traditional screenshot-to-code tools fall short because they lack the understanding of behavior. They only capture the visual appearance, not the underlying interactions and data flow.

Replay: Behavior-Driven Reconstruction from Drone Footage#

Replay offers a fundamentally different approach. It analyzes video of the desired UI interaction, understanding user behavior and intent. This "Behavior-Driven Reconstruction" allows Replay to generate a working UI that mirrors the functionality demonstrated in the video.

Here's how it works in the context of an edge AI drone application:

  1. Record a Video: Capture a video demonstrating the desired UI interaction. This could involve navigating a map, filtering anomaly results, adding annotations, or viewing detailed information. The video serves as the source of truth for the UI's functionality.

  2. Upload to Replay: Upload the video to the Replay platform.

  3. Replay Analyzes and Reconstructs: Replay uses its video-to-code engine, powered by Gemini, to analyze the video, identify UI elements, understand interactions, and reconstruct the UI as working code.

  4. Refine and Customize: Replay generates code that you can further refine and customize to fit your specific needs. You can adjust styling, add new features, and integrate with your existing edge AI infrastructure.

Comparison with Traditional Methods#

FeatureTraditional CodingScreenshot-to-CodeReplay
InputManual CodeScreenshotVideo
Behavior UnderstandingManual ImplementationLimited
Speed of DevelopmentSlowFaster, but limited functionalityFastest
IterationTime-ConsumingRequires new screenshotsEasy, based on new video
Code QualityDependent on DeveloperVariesHigh, easily customizable
Edge AI IntegrationManualManualStreamlined (Supabase integration)

Implementing an Edge AI Application UI with Replay: A Step-by-Step Guide#

Let's walk through a simplified example of how you can use Replay to generate a UI for an edge AI drone application. Assume you have a video showing a user interacting with a map displaying detected anomalies.

Step 1: Video Recording#

Record a video demonstrating the desired UI flow. This should include:

  • Navigating the map to different areas.
  • Filtering anomalies based on severity or type.
  • Selecting an anomaly to view detailed information.
  • Adding annotations to the map.

📝 Note: The clearer and more deliberate your interactions in the video, the better Replay will be able to reconstruct the UI.

Step 2: Uploading to Replay#

Upload the video to the Replay platform. You'll need to create an account and follow the upload instructions.

Step 3: Code Generation#

Replay will process the video and generate the UI code. This process can take a few minutes, depending on the length and complexity of the video.

Step 4: Refining and Customizing the Code#

Once the code is generated, you can download it and open it in your preferred code editor. Replay typically generates React code, which can be easily integrated with other JavaScript frameworks and libraries.

Here's a simplified example of the code that Replay might generate:

typescript
// Example generated code (simplified) import React, { useState, useEffect } from 'react'; import Map from './Map'; // Assuming you have a Map component interface Anomaly { id: string; location: { lat: number; lng: number }; severity: string; description: string; } const App = () => { const [anomalies, setAnomalies] = useState<Anomaly[]>([]); const [selectedAnomaly, setSelectedAnomaly] = useState<Anomaly | null>(null); const [filterSeverity, setFilterSeverity] = useState<string>('all'); useEffect(() => { // Fetch anomalies from your edge AI inference results (e.g., from Supabase) const fetchAnomalies = async () => { // Placeholder: Replace with your actual API call const response = await fetch('/api/anomalies'); const data = await response.json(); setAnomalies(data); }; fetchAnomalies(); }, []); const filteredAnomalies = filterSeverity === 'all' ? anomalies : anomalies.filter(anomaly => anomaly.severity === filterSeverity); return ( <div> <h1>Drone Inspection UI</h1> <select value={filterSeverity} onChange={(e) => setFilterSeverity(e.target.value)}> <option value="all">All Severities</option> <option value="high">High</option> <option value="medium">Medium</option> <option value="low">Low</option> </select> <Map anomalies={filteredAnomalies} onAnomalyClick={(anomaly) => setSelectedAnomaly(anomaly)} /> {selectedAnomaly && ( <div> <h2>Anomaly Details</h2> <p>ID: {selectedAnomaly.id}</p> <p>Severity: {selectedAnomaly.severity}</p> <p>Description: {selectedAnomaly.description}</p> </div> )} </div> ); }; export default App;

This code provides a basic framework for displaying anomalies on a map, filtering them by severity, and viewing detailed information. You can then customize this code to:

  • Integrate with your specific edge AI inference pipeline.
  • Add more advanced UI features.
  • Optimize performance for edge devices.

💡 Pro Tip: Use clear and consistent UI patterns in your video recordings to help Replay accurately identify and reconstruct the UI elements.

Step 5: Style Injection#

Replay allows for style injection, so you can tailor the look and feel of the generated UI to match your brand or specific requirements. You can use CSS, Tailwind CSS, or other styling libraries.

Step 6: Supabase Integration#

Replay offers seamless Supabase integration, making it easy to store and retrieve data for your edge AI application. This is particularly useful for managing anomaly data, user annotations, and other relevant information.

⚠️ Warning: Ensure your Supabase database is properly configured and secured before deploying your application.

Benefits of Using Replay for Edge AI Application UI Development#

  • Accelerated Development: Generate working UI code in minutes, rather than days or weeks.
  • Improved Accuracy: Behavior-driven reconstruction ensures the UI functions as intended.
  • Reduced Costs: Minimize manual coding effort and reduce development costs.
  • Enhanced Iteration: Easily iterate on the UI based on new video recordings.
  • Seamless Integration: Integrate with your existing edge AI infrastructure and data sources.
  • Multi-Page Generation: Replay can handle complex, multi-page applications, allowing you to build complete UI flows from video.
  • Product Flow Maps: Visualize the user flow captured in your video, providing valuable insights into user behavior.

Frequently Asked Questions#

Is Replay free to use?#

Replay offers a free tier with limited usage, as well as paid plans for more advanced features and higher usage limits. Check the Replay pricing page for details.

How is Replay different from v0.dev?#

While both tools aim to generate code, Replay distinguishes itself through its video-to-code engine and behavior-driven reconstruction. v0.dev primarily relies on text prompts and predefined components, whereas Replay analyzes actual user interactions in a video to create a more accurate and functional UI. Replay understands the how and why of the UI, not just the what.

What types of video formats are supported?#

Replay supports most common video formats, including MP4, MOV, and AVI.

Can I use Replay to generate UIs for other types of applications?#

Yes, Replay can be used to generate UIs for a wide range of applications, including web applications, mobile apps, and desktop software. As long as you can record a video of the desired UI interaction, you can use Replay to generate the code.


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