test

src/views/tool.vue

@@ -476,12 +476,16 @@ export default {
                   if (res.localData.substr(0, 5) != 'data:') {
                     // me.uploadPic = 'data:image;base64,' + res.localData
 
-                    me.option.img = 'data:image/jpeg;base64,' + res.localData
+                    // me.option.img = 'data:image/jpeg;base64,' + res.localData
+                    let URL = me.dataURLtoBlob('data:image/jpeg;base64,' + res.localData)
+                    me.option.img = URL.createObjectURL()
                     me.cropperShow = true
                   }else{
                     // me.uploadPic = res.localData // localData是图片的base64数据，可以用img标签显示
                   
-                    me.option.img = res.localData
+                    // me.option.img = res.localData
+                    let URL = me.dataURLtoBlob(res.localData)
+                    me.option.img = URL.createObjectURL()
                     me.cropperShow = true
                   }
                 }
@@ -534,8 +538,19 @@ export default {
           this.guideStatus = 1
         })
       }
-    }
+    },
 
+    dataURLtoBlob(dataurl) {
+        var arr = dataurl.split(','),
+            mime = arr[0].match(/:(.*?);/)[1],
+            bstr = atob(arr[1]),
+            n = bstr.length,
+            u8arr = new Uint8Array(n);
+        while (n--) {
+            u8arr[n] = bstr.charCodeAt(n);
+        }
+        return new Blob([u8arr], { type: mime });
+    }
   }
 }
 </script>