Light camera in real-time

Light Camera lets you capture photos in amazing slow shutter speed effects!Create streamlines of light, or expose colorful trails of light on passing cars, trains, fireworks, and any other moving lights! Light Camera is a camera app that enables you to capture long exposure and light trail/stream. This is a tool for make light trial and motion blur photos, not a night camera! Fantastic light trail, light stream photography To create amazing photos!
help video : http://youtu.be/uHlxWl1DOGo
Features:
Manual Long Exposure's time, touch button for start, next touch for stop.
Real time preview,WYSIWYG!
Front camera support, exposure/focus lock and unlock support.
Support separating exposure and focus to shoot accurately. Set exposure/focus interest of point. One click for focus . Double-click for exposure.