Open Camera 介绍
Open Camera 是一个开源的 Android 手机和平板上的相机应用
特性包括：
- Option to auto-stabilise so your pictures are perfectly level no matter what
- Zoom via multi-touch gesture and single-touch control.
- Flash on/off/auto/torch.
- Choice of focus modes (including macro).
- Choice of front/back camera.
- Choose scene modes, color effects and white balance.
- Choice of camera resolution and JPEG image quality.
- Video recording (with optional audio).
- Timer option.
- Option to silence the shutter (requires Android 4.2).
- GUI works in any orientation without any pause when changing orientation. Option to optimise for left and right-handed users.
- Configurable volume keys (to take picture, or zoom).
- Choice of save location.
- On-screen display shows remaining device memory, and orientation angle of phone.
- Completely free and ad-free, unlike most Android apps.