100%工作。使用服務從前置攝像頭點擊圖片。
public class MyService extends Service {
@Nullable
@Override
public IBinder onBind(Intent intent) {
return null;
}
@Override
public void onCreate() {
super.onCreate();
CapturePhoto();
}
private void CapturePhoto() {
Log.d("kkkk","Preparing to take photo");
Camera camera = null;
Camera.CameraInfo cameraInfo = new Camera.CameraInfo();
int frontCamera = 1;
//int backCamera=0;
Camera.getCameraInfo(frontCamera, cameraInfo);
try {
camera = Camera.open(frontCamera);
} catch (RuntimeException e) {
Log.d("kkkk","Camera not available: " + 1);
camera = null;
//e.printStackTrace();
}
try {
if (null == camera) {
Log.d("kkkk","Could not get camera instance");
} else {
Log.d("kkkk","Got the camera, creating the dummy surface texture");
try {
camera.setPreviewTexture(new SurfaceTexture(0));
camera.startPreview();
} catch (Exception e) {
Log.d("kkkk","Could not set the surface preview texture");
e.printStackTrace();
}
camera.takePicture(null, null, new Camera.PictureCallback() {
@Override
public void onPictureTaken(byte[] data, Camera camera) {
File pictureFileDir=new File("/sdcard/CaptureByService");
if (!pictureFileDir.exists() && !pictureFileDir.mkdirs()) {
pictureFileDir.mkdirs();
}
SimpleDateFormat dateFormat = new SimpleDateFormat("yyyymmddhhmmss");
String date = dateFormat.format(new Date());
String photoFile = "ServiceClickedPic_" + "_" + date + ".jpg";
String filename = pictureFileDir.getPath() + File.separator + photoFile;
File mainPicture = new File(filename);
try {
FileOutputStream fos = new FileOutputStream(mainPicture);
fos.write(data);
fos.close();
Log.d("kkkk","image saved");
} catch (Exception error) {
Log.d("kkkk","Image could not be saved");
}
camera.release();
}
});
}
} catch (Exception e) {
camera.release();
}
}
}
一種黑客,但很酷;) –
我沒有表面視圖。 – Emma22
檢查一次 –