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使用ng2-file-upload时如何在上传前调整图像大小?
在纯 JavaScript 中,我会将图像加载到 Canvas,然后调整大小。是否ng2-file-upload有允许预处理上传文件的事件?有什么例子吗?
ng2-file-upload
您有可能使用onAfterAddingFile.
onAfterAddingFile
fileUploader: FileUploader = new FileUploader({....})
添加文件时onAfterAddingFile将触发:
this.fileUploader.onAfterAddingFile = () => { console.log(this.fileUploader.queue) // do stuff };