请问楼主这个问题解决了吗,我这里也遇到了

我也遇到相同的问题，iPhone6还是一直识别不出来，只能扫码解决。

我也是iphone6, 也识别不了小程序码了, 官方有没有说法.

同样出现这种问题，基本发生在iphone6以及以下

iphone5s同样无法识别，刚开始以为是小程序码大小的问题

后来经过测试，直接一个小程序码也无法识别，但是偶尔有些图又能识别

有点难顶（下图左边可以识别，右边不行）

您好，请问一下您解决了么，我也遇到相同的问题

var that;

var _app = getApp()

Page({

data: {

btnText: "保存卡片进行分享",

partyObj: null,

shareImgSrc: "",

headPath: "",

posterPath: "",

activityObj: {

},

ServiceUrl: '',

userInfo: {

},

codePath: ""

},

Fanhui: function () {

wx.navigateBack()

},

onLoad: function (a) {

that = this;

wx.showLoading({

title: '正在制作卡片~',

})

var interval = setInterval(function () {

if (_app.globalData.has) {

clearInterval(interval)

that.setData({

activityObj: JSON.parse(a.data),

userInfo: _app.globalData.userInfo

})

console.log(that.data.activityObj);

console.log(that.data.userInfo);

var s = "",

n = "",

l = "",

o = [s = _app.globalData.userInfo.avatarUrl, n = _app.globalData.ServiceUrl + that.data.activityObj.activityImg, l = that.data.activityObj.QrCode == '' ? _app.globalData.ServiceUrl + '/Images/QrCode.png' : _app.globalData.ServiceUrl + that.data.activityObj.QrCode];//

//o = [s = _app.globalData.userInfo.avatarUrl, n = _app.globalData.ServiceUrl + that.data.activityObj.activityImg, l = that.data.activityObj.QrCode == '' ? _app.globalData.ServiceUrl + '/Images/QrCode.png' : _app.globalData.ServiceUrl + '/Images/QrCode.png'];

that.downloadImg(o, 0);

}

}, 100)

},

downloadImg: function (t, a) {

var i = t[a];

wx.downloadFile({

url: i,

success: function (i) {

0 == a ? (that.data.headPath = i.tempFilePath, that.downloadImg(t, 1)) : 1 == a ? (that.data.posterPath = i.tempFilePath,

that.downloadImg(t, 2)) : (that.data.codePath = i.tempFilePath, that.drawShare());

},

fail: function (t) {

that.drawShare();

}

});

},

drawShare: function () {

var t = wx.createCanvasContext("myCanvas");

t.setFillStyle("white"), t.fillRect(0, 0, 290, 490);

var a = 10;

t.drawImage(that.data.headPath, 10, a, 42, 42), a += 57;

t.drawImage("../../images/comm/headFrame.png", 10, 10, 42, 42);

var e = that.data.userInfo.nickName;

e.length > 10 && (e = e.slice(0, 10) + "..."), t.setFontSize(12), t.setFillStyle("#0099e9"),

t.fillText(e, 62, 25), t.setFontSize(12), t.setFillStyle("#233040"), t.fillText("分享了一个有趣的活动，快来看看吧～", 62, 50),

t.drawImage(that.data.posterPath, 10, a, 270, 152), a += 172;

var i = [],

s = that.data.activityObj.activityName;

s.length > 16 ? (i.push(s.slice(0, 16)), s.length > 32 ? i.push(s.slice(16, 32) + "...") : i.push(s.slice(16))) : i.push(s);

for (o = 0; o < i.length; o++) {

d = 20 * o;

t.setFontSize(15), t.setFillStyle("#233040"), t.fillText(i[o], 20, a + d), a += d;

}

a += 15;

t.drawImage("../../images/comm/time.png", 20, a, 16, 16), t.setFontSize(12), t.setFillStyle("#233040"),

t.fillText(that.data.activityObj.beginDate + ' ~ ' + that.data.activityObj.endDate, 40, a + 12), a += 30;

t.drawImage("../../images/comm/address.png", 20, a, 16, 16);

var n = [], l = "";

if (that.data.activityObj.activityCity == "线上活动") {

l = that.data.activityObj.activityCity;

} else {

l = that.data.activityObj.activityCity + that.data.activityObj.activityAddress;

}

l.length > 18 ? (n.push(l.slice(0, 18)), l.length > 36 ? n.push(l.slice(18, 36) + "...") : n.push(l.slice(18))) : n.push(l);

for (var o = 0; o < n.length; o++) {

var d = 20 * o;

t.setFontSize(12), t.setFillStyle("#233040"), t.fillText(n[o], 40, a + 12 + d),

a += d;

}

a += 36, t.drawImage(that.data.codePath, 100, a, 90, 90), a += 115, t.setFontSize(12),

t.setFillStyle("#98A4B4"), t.setTextAlign("center"), t.fillText("长按识别小程序二维码查看", 145, a),

t.draw();

wx.hideLoading()

},

bindFinish: function () {

wx.showLoading({

title: "卡片正在保存中"

});

wx.canvasToTempFilePath({

canvasId: "myCanvas",

x: 0,

y: 0,

width: 290,

height: 490,

destWidth: 1450,

destHeight: 2450,

success: function (t) {

wx.saveImageToPhotosAlbum({

filePath: t.tempFilePath,

success: function (t) {

wx.hideLoading(), wx.showModal({

title: "保存成功",

content: "卡片已保存到相册\n快去发布朋友圈吧",

showCancel: !1,

confirmText: "我知道了",

confirmColor: "#0099e9",

success: function (t) {

t.confirm && wx.navigateBack({

delta: 1

});

}

});

},

fail: function (t) {

wx.hideLoading();

}

});

},

fail: function (t) {

wx.hideLoading();

}

}, this);

},

close: function () {

wx.navigateBack({

delta: 1

});

}

});

麻烦提供能复现问题的代码片段（https://developers.weixin.qq.com/miniprogram/dev/devtools/minicode.html）