& lt; ? xml 版本=?.0“,编码=皍tf-8" ?比; & lt; LinearLayout xmlns: android=癶ttp://schemas.android.com/apk/res/android" ,,,android:取向=皏ertical", android: layout_width=癿atch_parent" ,,,android: layout_height=癿atch_parent"比; ,,,& lt;按钮 ,,,,,,,android: id=癅 + id/button2" ,,,,,,,android: layout_width=癿atch_parent" ,,,,,,,android: layout_height=皐rap_content" ,,,,,,,android: layout_weight=?”; ,,,,,,,android:文本=胺祷亍?/比; ,,,& lt; SurfaceView ,,,,,,,android: id=癅 + id/surfaceView1" ,,,,,,,android: layout_width=癿atch_parent" ,,,,,,,android: layout_height=?00 dp" ,,,,,,,android: layout_weight=?“,/比; ,,,& lt; SurfaceView ,,,,,,,android: id=癅 + id/surfaceView2" ,,,,,,,android: layout_width=癿atch_parent" ,,,,,,,android: layout_height=?00 dp" ,,,,,,,android: layout_weight=?“,/比; & lt;/LinearLayout>
<>以前public class CameraTestActivity extends Activity implements , SurfaceHolder.Callback { ,,,public Button mButton; ,,,private Camera mCamera1, mCamera2; ,,,private SurfaceView surfaceView1, surfaceView2; ,,,private SurfaceHolder mSurfaceHolder, mSurfaceHolder2; ,,,private int cameraId =, 1; ,,@Override ,,,protected void onCreate (Bundle savedInstanceState), { ,,,,,,,super.onCreate (savedInstanceState); ,,,,,,,requestWindowFeature (Window.FEATURE_NO_TITLE); ,,,,,,,setContentView (R.layout.activity_camera); ,,,,,,,this.setRequestedOrientation (ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); ,,,,,,,initView (); ,,,,,,,initView2 (); ,,,,,,,initButton (); ,,,} ,,,//视图初始化(摄像头1) ,,,private void initView (), { ,,,,,,,surfaceView1 =, findViewById (R.id.surfaceView1);//获得SurfaceView的实例 ,,,,,,,mSurfaceHolder =, surfaceView1.getHolder();//获得SurfaceView的保持者 ,,,,,,,mSurfaceHolder.addCallback(这);//设置持有人的回调 ,,,} ,,,//视图初始化(摄像头2) ,,,private void initView2 () { ,,,,,,,surfaceView2 =, findViewById (R.id.surfaceView2);//获得SurfaceView的实例 ,,,,,,,mSurfaceHolder2 =, surfaceView2.getHolder();//获得SurfaceView的保持者 ,,,,,,,mSurfaceHolder2.addCallback(这);//设置持有人的回调 ,,,} ,,,//打开照相机1 ,,,public void CameraOpen (), { ,,,,,,,试一试 ,,,,,,,{ ,,,,,,,,,,,//打开摄像机1 ,,,,,,,,,,,mCamera1 =, Camera.open (cameraId); ,,,,,,,,,,,mCamera1.setDisplayOrientation (270); ,,,,,,,,,,,//绑定表面并开启预览 ,,,,,,,,,,,mCamera1.setPreviewDisplay (mSurfaceHolder); ,,,,,,,,,,,mCamera1.startPreview (); ,,,,,,,},catch (IOException e), { ,,,,,,,,,,,mCamera1.release (); ,,,,,,,,,,,mCamera1 =,空; null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null
