本文实例为大家分享了微信小程序实现身份证取景框拍摄的具体代码，供大家参考，具体内容如下
wxml
wxss
.camera_box {
height: 100vh; width: 100vw;
position: relative;
}
.camera {
height: 85vh; width: 100vw;
z-index: 1;
}
.id_m {
height: 85vh; width: 100vw;
z-index: 999;
background: rgba(0, 0, 0, 0.1);
display: flex;
position: absolute;
}
.id_m .img {
width: 550rpx;
height: 900rpx;
display: block;
position: absolute;
left: 0; right: 0; margin: auto auto;
top: 0; bottom: 0;
}
.id_m .tips_txt {
transform:rotate(90deg);
}
.camera_box .action {
height: 15vh;
position: relative;
display: flex;
justify-content: space-around;
align-items: center;
}
.camera_box .takeBtn {
height: 120rpx; width: 120rpx; border-radius: 50%;
font-size: 24rpx;
background: url('https://cdn.ctoku.com/1123123123123e3241.png') no-repeat center;
background-size: contain;
border: none;
}
.camera_box .cancelBtn {
font-size: 24rpx;
height: 120rpx; width: 120rpx; border-radius: 50%;
background: url('https://cdn.ctoku.com/12311123342312231.png') no-repeat center;
background-size: contain;
border: none;
}
.camera_box .saveImg {
background: url('https://cdn.ctoku.com/1232123434231231231.png') no-repeat center;
font-size: 24rpx;
height: 120rpx; width: 120rpx; border-radius: 50%;
background-size: contain;
border: none;
}
.camera_box .takeBtn::after {
border: none;
}
.camera_img {
height: 85vh; width: 100%;
}
js
Page({
data: {
src: '',
show: false
},
cancelBtn () {
this.setData({show: false})
},
saveImg () {
wx.showModal({
title: '图片地址',
content: this.data.src,
})
},
takePhoto() {
const ctx = wx.createCameraContext()
const listener = ctx.onCameraframe((frame) => {
console.log(frame)
})
ctx.takePhoto({
quality: 'high',
success: (res) => {
console.log(res)
this.setData({
src: res.tempImagePath,
show: true
})
listener.stop({
success: (res) => {
console.log(res)
},
fail: (err) =>{
console.log(err)
}
})
},
fail: (err) => {
console.log(err)
}
})
},
error(e) {
console.log(e.detail)
},
onLoad: function (options) {
},
onReady: function () {
},
onShow: function () {
},
onHide: function () {
},
onUnload: function () {
},
onPullDownRefresh: function () {
},
onReachBottom: function () {
},
onShareAppMessage: function () {
}
})
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持考高分网。
