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buaazp / zimg

A lightweight and high performance image storage and processing system.
http://zimg.buaa.us
BSD 3-Clause "New" or "Revised" License
2.69k stars 402 forks source link

上传png转成jpeg时透明背景变成黑色 #139

Closed liangjixunz closed 7 years ago

liangjixunz commented 8 years ago

上传png转成jpeg时透明背景变成黑色，请问能否让背景变为白色？

buaazp commented 8 years ago

可以，就是比较复杂，代码还处在开发分之上。 如果需要可以自己手动修改代码，参考这儿： https://github.com/buaazp/zimg/blob/feature/restful/src/zscale.c#L183