feat(share): 分享页调整

pages/mine/share/index.vue

@@ -72,8 +72,7 @@
 import html2canvas from 'html2canvas'
 import { getShareCode } from '@/config/share'
 import clTabbar from '@/components/cl-tabbar.vue'
-import VConsole from 'vconsole'
-const vConsole = new VConsole()
+
 export default {
   name: 'ShareQRCode',
   components: {
@@ -245,7 +244,8 @@ export default {
               useCORS: true,
               allowTaint: true,
               backgroundColor: null,
-              scale: Math.max(3, window.devicePixelRatio * 2),
+              scale: 2,
+              dpi: 400,
               logging: true, // 开启日志便于调试
               width: element.offsetWidth,
               height: element.offsetHeight,
@@ -257,7 +257,7 @@ export default {
               y: 0,
             })
               .then(canvas => {
-                const dataUrl = canvas.toDataURL('image/png', 1.0)
+                const dataUrl = canvas.toDataURL('image/jpeg', 1)
 
                 // 根据环境处理结果
                 if (this.isWechat) {