Camera

Android: Camera相机开发详解(上) —— 知识储备

https://www.jianshu.com/p/f8d0d1467584

Android Camera预览角度和拍照保存图片角度学习

https://blog.csdn.net/u010126792/article/details/86706199

https://blog.csdn.net/qq_18757521/article/details/99711438?depth_1-utm_source=distribute.pc_relevant.none-task-blog-BlogCommendFromBaidu-2&utm_source=distribute.pc_relevant.none-task-blog-BlogCommendFromBaidu-2

Android Camera旋转角度分析

https://www.jianshu.com/p/3ba0dee1732f

仿微信视频拍摄UI, 基于ffmpeg的视频录制编辑（已开源）

https://blog.csdn.net/lcs353732057/article/details/68065448?depth_1-utm_source=distribute.pc_relevant.none-task-blog-BlogCommendFromMachineLearnPai2-1&utm_source=distribute.pc_relevant.none-task-blog-BlogCommendFromMachineLearnPai2-1

Android 相机 (一): 摄像头属性, 预览方向, 预览尺寸等问题探究

https://juejin.im/entry/58ca5fb62f301e007e3853ba

oss图片处理

https://help.aliyun.com/document_detail/44691.html?spm=a2c4g.11186623.6.1160.1c5d149dByJ2yu