1.
https://blog.csdn.net/sky04/article/details/6881649
2.
https://blog.csdn.net/wushuangge/article/details/80104152
3.
https://blog.csdn.net/tt_ren/article/details/53227900
[c++]base64编解码 and image
原文：https://www.cnblogs.com/happyamyhope/p/10213667.html
