Ruby and NodeJs examples for Detecting Faces in an Image about amazon-rekognition-developer-guide HOT 1 CLOSED

// Add to your package.json
// npm install aws-sdk --save-dev

const AWS = require('aws-sdk')

const bucket = 'mybucket' // the bucketname without s3://
const photo  = 'photo.png' // the name of file

const config = new AWS.Config({
  accessKeyId: process.env.AWS_ACCESS_KEY_ID,
  secretAccessKey: process.env.AWS_SECRET_ACCESS_KEY,
  region: process.env.AWS_REGION
})

const client = new AWS.Rekognition();
const params = {
  Image: {
    S3Object: {
      Bucket: bucket,
      Name: photo
    },
  },
  Attributes: ['ALL']
}
client.detectFaces(params, function(err, response) {
  if (err) {
    console.log(err, err.stack); // an error occurred
  } else {
    console.log(`Detected faces for: ${photo}`)

    response.FaceDetails.forEach(data => {
      let low  = data.AgeRange.Low
      let high = data.AgeRange.High
      console.log(`The detected face is between: ${low} and ${high} years old`)
      console.log("All other attributes:")
      console.log(`  BoundingBox.Width:      ${data.BoundingBox.Width}`)
      console.log(`  BoundingBox.Height:     ${data.BoundingBox.Height}`)
      console.log(`  BoundingBox.Left:       ${data.BoundingBox.Left}`)
      console.log(`  BoundingBox.Top:        ${data.BoundingBox.Top}`)
      console.log(`  Age.Range.Low:          ${data.AgeRange.Low}`)
      console.log(`  Age.Range.High:         ${data.AgeRange.High}`)
      console.log(`  Smile.Value:            ${data.Smile.Value}`)
      console.log(`  Smile.Confidence:       ${data.Smile.Confidence}`)
      console.log(`  Eyeglasses.Value:       ${data.Eyeglasses.Value}`)
      console.log(`  Eyeglasses.Confidence:  ${data.Eyeglasses.Confidence}`)
      console.log(`  Sunglasses.Value:       ${data.Sunglasses.Value}`)
      console.log(`  Sunglasses.Confidence:  ${data.Sunglasses.Confidence}`)
      console.log(`  Gender.Value:           ${data.Gender.Value}`)
      console.log(`  Gender.Confidence:      ${data.Gender.Confidence}`)
      console.log(`  Beard.Value:            ${data.Beard.Value}`)
      console.log(`  Beard.Confidence:       ${data.Beard.Confidence}`)
      console.log(`  Mustache.Value:         ${data.Mustache.Value}`)
      console.log(`  Mustache.Confidence:    ${data.Mustache.Confidence}`)
      console.log(`  EyesOpen.Value:         ${data.EyesOpen.Value}`)
      console.log(`  EyesOpen.Confidence:    ${data.EyesOpen.Confidence}`)
      console.log(`  MouthOpen.Value:        ${data.MouthOpen.Value}`)
      console.log(`  MouthOpen.Confidence:   ${data.MouthOpen.Confidence}`)
      console.log(`  Emotions[0].Type:       ${data.Emotions[0].Type}`)
      console.log(`  Emotions[0].Confidence: ${data.Emotions[0].Confidence}`)
      console.log(`  Landmarks[0].Type:      ${data.Landmarks[0].Type}`)
      console.log(`  Landmarks[0].X:         ${data.Landmarks[0].X}`)
      console.log(`  Landmarks[0].Y:         ${data.Landmarks[0].Y}`)
      console.log(`  Pose.Roll:              ${data.Pose.Roll}`)
      console.log(`  Pose.Yaw:               ${data.Pose.Yaw}`)
      console.log(`  Pose.Pitch:             ${data.Pose.Pitch}`)
      console.log(`  Quality.Brightness:     ${data.Quality.Brightness}`)
      console.log(`  Quality.Sharpness:      ${data.Quality.Sharpness}`)
      console.log(`  Confidence:             ${data.Confidence}`)
      console.log("------------")
      console.log("")
    }) // for response.faceDetails
  } // if
});