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拍了几张照片后,我的相机刚刚变黑。对此有何建议?我的自定义相机拍了几张照片后发生崩溃为什么?
SurfaceView cameraView;
SurfaceHolder surfaceHolder;
Camera camera;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.camera);
cameraView = (SurfaceView)this.findViewById(R.id.CameraView);
surfaceHolder = cameraView.getHolder();
surfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
surfaceHolder.addCallback(this);
cameraView.setFocusable(true);
cameraView.setFocusableInTouchMode(true);
cameraView.setClickable(true);
cameraView.setOnClickListener(this);
}
public void onClick(View v){
camera.takePicture(null, null, this);
}
@Override
public void onPictureTaken(byte[] data, Camera camera) {
try{
OutputStream imageFileOS = new FileOutputStream(String.format("/sdcard/Galmix/%d.jpg",System.currentTimeMillis()));
imageFileOS.write(data);
imageFileOS.flush();
imageFileOS.close();
} catch(FileNotFoundException e){
Toast t = Toast.makeText(this, e.getMessage(), Toast.LENGTH_SHORT);
t.show();
} catch (IOException e) {
Toast t = Toast.makeText(this, e.getMessage(), Toast.LENGTH_SHORT);
t.show();
}
camera.startPreview();
}
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width,int height) {
camera.startPreview();
}
@Override
public void surfaceCreated(SurfaceHolder holder) {
camera = Camera.open();
try{
camera.setPreviewDisplay(holder);
Camera.Parameters parameters = camera.getParameters();
parameters.setPictureSize(640, 480);
if(this.getResources().getConfiguration().orientation != Configuration.ORIENTATION_LANDSCAPE){
parameters.set("orientation", "portrait");
camera.setDisplayOrientation(90);
}
camera.setParameters(parameters);
} catch(IOException e){
camera.release();
}
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
camera.stopPreview();
camera.release();
}
请告诉我们代码。 – Mudassir 2011-04-28 03:52:18
电池耗尽? – Squonk 2011-04-28 03:54:18
我认为如果手机的电池耗尽,则不会发布此问题。 – 2011-04-28 04:19:47