Cloud Vision API NodeJS Sample

index.js

async function quickstart() {

const vision = require('@google-cloud/vision');

const client = new vision.ImageAnnotatorClient();

const fileName = 'hindi.png'

// Read a local image as a text document
const [result] = await client.documentTextDetection(fileName);
const fullTextAnnotation = result.fullTextAnnotation;



console.log(`Full text: ${fullTextAnnotation.text}`);
fullTextAnnotation.pages.forEach(page => {
  page.blocks.forEach(block => {
    console.log(`Block confidence: ${block.confidence}`);
    block.paragraphs.forEach(paragraph => {
      console.log(`Paragraph confidence: ${paragraph.confidence}`);
      paragraph.words.forEach(word => {
        const wordText = word.symbols.map(s => s.text).join('');
        console.log(`Word text: ${wordText}`);
        console.log(`Word confidence: ${word.confidence}`);
        word.symbols.forEach(symbol => {
          console.log(`Symbol text: ${symbol.text}`);
          console.log(`Symbol confidence: ${symbol.confidence}`);
        });
      });
    });
  });
});

}

quickstart();