在安卓下载的图片exif信息还有，ios下载下来的图片exif信息没有了，导致原图是300dpi的图片，下载下来后，会显示成72dpi,这样图片就变小了，请问有什么办法能让ios下载下来的图片exif信息不丢？
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楼主解决了这个问题了吗
这个解决了么？我也遇到了这个问题
可以参考：chooseImage上传图片压缩情况分析 | 微信开放社区
https://developers.weixin.qq.com/community/develop/article/doc/0004c03a750518520d699bd915b013