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38
commons/utils/saveImg.js
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38
commons/utils/saveImg.js
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// 保存图片
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export function saveHeadImgFile(base64, quality) {
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const bitmap = new plus.nativeObj.Bitmap("test");
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return new Promise((resolve, reject) => {
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// 从本地加载Bitmap图片
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bitmap.loadBase64Data(base64, function() {
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const url = "_doc/" + getTimeStamps() + ".png"; // url为时间戳命名方式
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bitmap.save(url, {
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overwrite: true, // 是否覆盖
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quality: quality // 图片清晰度
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}, (i) => {
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console.log(url)
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uni.saveImageToPhotosAlbum({
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filePath: url,
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success: function() {
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resolve({
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code: 0,
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msg: '保存成功',
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filePath: url
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});
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},
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fail:function(){
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msg:'保存失败'
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}
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});
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}, (e) => {
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reject('保存图片失败:' + JSON.stringify(e));
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});
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}, (e) => {
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reject('加载图片失败:' + JSON.stringify(e));
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});
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})
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}
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function getTimeStamps (){
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return (new Date()).valueOf()
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}
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