react-native-vision-camera-trakku-ocr-v

Features

VisionCamera is a powerful, high-performance Camera library for React Native. It features:

• 📸 Photo and Video capture
• 👁️ QR/Barcode scanner
• 📱 Customizable devices and multi-cameras ("fish-eye" zoom)
• 🎞️ Customizable resolutions and aspect-ratios (4k/8k images)
• ⏱️ Customizable FPS (30..240 FPS)
• 🧩 Frame Processors (JS worklets to run facial recognition, AI object detection, realtime video chats, ...)
• 🎨 Drawing shapes, text, filters or shaders onto the Camera
• 🔍 Smooth zooming (Reanimated)
• ⏯️ Fast pause and resume
• 🌓 HDR & Night modes
• ⚡ Custom C++/GPU accelerated video pipeline (OpenGL)

Install VisionCamera from npm:

npm i react-native-vision-camera
cd ios && pod install

..and get started by setting up permissions!

Documentation

• Guides
• API
• Example
• Frame Processor Plugins

ShadowLens

To see VisionCamera in action, check out ShadowLens!

Example

function App() {
  const device = useCameraDevice('back')

  if (device == null) return <NoCameraErrorView />
  return (
    <Camera
      style={StyleSheet.absoluteFill}
      device={device}
      isActive={true}
    />
  )
}

See the example app

Adopting at scale

VisionCamera is provided as is, I work on it in my free time.

If you're integrating VisionCamera in a production app, consider funding this project and contact me to receive premium enterprise support, help with issues, prioritize bugfixes, request features, help at integrating VisionCamera and/or Frame Processors, and more.

Socials

• 🐦 Follow me on Twitter for updates
• 📝 Check out my blog for examples and experiments
• 💬 Join the Margelo Community Discord for chatting about VisionCamera
• 💖 Sponsor me on GitHub to support my work
• 🍪 Buy me a Ko-Fi to support my work