Vue 기술 개발에서 이미지 리소스의 압축 및 동적 로딩을 처리하는 방법

npm install imagemin-webpack-plugin image-webpack-loader -D

const ImageminPlugin = require('imagemin-webpack-plugin').default;
const imageminMozjpeg = require('imagemin-mozjpeg');

module.exports = {
  // ...
  module: {
    rules: [
      // ...
      {
        test: /.(jpe?g|png|gif|svg)$/i,
        use: [
          {
            loader: 'image-webpack-loader',
            options: {
              mozjpeg: {
                progressive: true,
                quality: 65
              },
              // optipng.enabled: false will disable optipng
              optipng: {
                enabled: false,
              },
              pngquant: {
                quality: [0.65, 0.90],
                speed: 4
              },
              gifsicle: {
                interlaced: false,
              },
              // the webp option will enable WEBP
              webp: {
                quality: 75
              }
            }
          }
        ]
      }
    ]
  },
  plugins: [
    new ImageminPlugin({
      plugins: [
        imageminMozjpeg({
          quality: 75,
          progressive: true
        })
      ]
    })
  ]
};

npm install vue-lazyload -S

import Vue from 'vue'
import App from './App.vue'
import VueLazyload from 'vue-lazyload'

Vue.use(VueLazyload)

new Vue({
  render: h => h(App),
}).$mount('#app')

<template>
  <div>
    <img v-lazy="imageSrc" alt="图片">
  </div>
</template>

<script>
export default {
  data() {
    return {
      imageSrc: 'path/to/image.jpg'
    }
  }
}
</script>