【貌似官方修复了这个问题。现在可以了。】 https://developers.weixin.qq.com/miniprogram/dev/api/canvas/CanvasContext.drawImage.html drawImage( )不支持本地tmp路径的临时文件，谨慎使用，太坑了。 写法1. ``` path = 'tmp/wxf65e9ae5f68283d2.o6zAJs5h4IkyHaGS7_j6gUPGTR9c.arwyj04Eq2ok341457e272957e237fa21d743912f60b.jpg' ctx.drawImage(path, 0, 0, width, height, 0, 0, canvasWidth, canvasHeight) ``` 提示：Failed to execute 'drawImage' on 'CanvasRenderingContext2D': The provided value is not of type '(CSSImageValue or HTMLImageElement or SVGImageElement or HTMLVideoElement or HTMLCanvasElement or ImageBitmap or OffscreenCanvas)';at SelectorQuery callback function 写法2. ``` const img = canvas.createImage() img.src = path img.onload = () =>{     ctx.drawImage(img, 0, 0, width, height, 0, 0, canvasWidth, canvasHeight) } ``` 提示：tmp/wxf65e9ae5f68283d2.o6zAJs5h4IkyHaGS7_j6gUPGTR9c.arwyj04Eq2ok341457e272957e237fa21d743912f60b.jpg:1 GET http://tmp/wxf65e9ae5f68283d2.o6zAJs5h4IkyHaGS7_j6gUPGTR9c.arwyj04Eq2ok341457e272957e237fa21d743912f60b.jpg net::ERR_PROXY_CONNECTION_FAILED

saveImage() {     wx.canvasToTempFilePath({         canvasId: 'canvas',         success(res) {             wx.saveImageToPhotosAlbum({             filePath: res.tempFilePath,             success(res) {                 wx.showToast({                     title: '保存成功',                     icon: 'success'

wx.chooseImage({  success: function(res) {    var tempFilePaths = res.tempFilePaths    wx.uploadFile({      url: 'http://example.weixin.qq.com/upload',      filePath: tempFilePaths[0],      name: 'file',      formData:{        'user': 'test'      },      success: function(res){        var data = res.data        //do something      }    })  } }) chooseImage返回的图片路径是"http://tmp/wx9c030885c5d23127.o6zAJs8Ctaba5jZ8V02KK2RICZI8.9e714d9ec1b0f30aa6bf573b91a9a307.jpg"，http的图片可以使用吗？

请问，我再使用button调用客服会话之后，在客服会话中发送了小程序卡片，为什么发送者这边显示的是小程序卡片，但是客服那边收到的是小程序二维码图片？

小程序客服会话发送的是小程序，接收到的是小程序二维码图片？有没有大神知道为什么

[图片] [图片]

<view class="contact"> <contact-button open-type="contact" style="opacity:0;position:absolute;" type="default-dark" session-from="weapp" size="27" show-message-card="true" send-message-path="{{contactPath}}" send-message-title="测试" send-message-img="{{goodsDetail.basicInfo.pic}}"></contact-button> <view style='position:absolute;bottom:10rpx;'> 客服 </view> </view> 进入客服页面后，没有弹出相应的卡片