问题描述 Android camera录制视频没有preview为什么不能成功?API21 2C http://developer.android.com/guide/topics/media/camera.html Note: It is possible to use MediaRecorder without creating a camera preview first and skip the first few steps of this process. However since
public class MediaRecorder extends Object java.lang.Object ↳ android.media.MediaRecorder Class Overview Used to record audio and video. The recording control is based on a simple state machine (see below). A common case of using MediaRecorder to r