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i 안드로이드에서 이미지를 저장할 때 안드로이드에서 이미지를 저장할 때 안드로이드 2.3에서 4.2.0까지는 완벽한 작업이지만 안드로이드 kitkat 버전은 작동하지 않습니다. 문제가 있습니다. 아래 내 맞춤 카메라 활동 코드.크래시 앱 안드로이드 용 안드로이드 카메라 패키지의 kitkat
도와주세요!
public class CameraActivity extends Activity {
Camera mCamera;
CameraPreview mCameraPreview;
protected static final int MEDIA_TYPE_IMAGE = 0;
static String FilePAth = "";
Button takePicture, btnGlr, btnCancelCamera;
static String base64string = "";
String ImageType;
Boolean isSDPresent;
final int RESULT_LOAD_IMAGE = 1;
File file;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.camera_preview);
isSDPresent = android.os.Environment.getExternalStorageState().equals(
android.os.Environment.MEDIA_MOUNTED);
mCamera = getCameraInstance();
mCameraPreview = new CameraPreview(CameraActivity.this, mCamera);
FrameLayout preview = (FrameLayout) findViewById(R.id.camera_preview);
preview.addView(mCameraPreview);
takePicture = (Button) findViewById(R.id.btnTakePicture);
takePicture.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
mCamera.takePicture(null, null, mPicture);
}
});
Intent intent = getIntent();
if (intent.hasExtra("ImageType")) {
ImageType = getIntent().getStringExtra("ImageType").toString();
Log.v("log", " ImageType in Camera Activity -- > " + ImageType);
}
btnGlr = (Button) findViewById(R.id.btnGallary);
btnGlr.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Intent i = new Intent(
Intent.ACTION_PICK,
android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
startActivityForResult(i, RESULT_LOAD_IMAGE);
}
});
btnCancelCamera = (Button) findViewById(R.id.btnCancelCamera);
btnCancelCamera.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Intent intent = new Intent(getApplication(),
MarketPlaceActivity.class);
startActivity(intent);
}
});
}
@Override
public void onDestroy() {
// TODO Auto-generated method stub
super.onDestroy();
releaseCamera();
}
private void releaseCamera() {
if (mCamera != null) {
mCamera.release(); // release the camera for other applications
mCamera = null;
}
}
private Camera getCameraInstance() {
try {
Log.v("log_tag", "camera try:::" + mCamera);
mCamera = Camera.open();
} catch (Exception e) {
// cannot get camera or does not exist
Log.v("log_tag", "camera catch:::" + mCamera);
releaseCamera();
}
return mCamera;
}
private static File getOutputMediaFile() {
File mediaStorageDir = new File(
Environment
.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES),
"MyCameraApp");
if (!mediaStorageDir.exists()) {
if (!mediaStorageDir.mkdirs()) {
Log.d("MyCameraApp", "failed to create directory");
return null;
}
}
// Create a media file name
String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss")
.format(new Date());
FilePAth = mediaStorageDir.getPath() + File.separator + "IMG_"
+ timeStamp + ".jpg";
Log.v("log", " FilePAth " + FilePAth);
File mediaFile;
mediaFile = new File(FilePAth);
return mediaFile;
}
/*private String SaveImage_Sta(Bitmap finalBitmap, String name) {
if (isSDPresent) {
Log.i("isSDPresent yes", " path is==> " + isSDPresent);
String root = Environment.getExternalStorageDirectory().toString()
+ "/profile";
File myDir = new File(root);
myDir.mkdirs();
Random generator = new Random();
int n = 10000;
n = generator.nextInt(n);
String fname = name + ".jpg";
file = new File(myDir, fname);
if (file.exists())
file.delete();
try {
FileOutputStream out = new FileOutputStream(file);
finalBitmap.compress(Bitmap.CompressFormat.JPEG, 90, out);
out.flush();
out.close();
} catch (Exception e) {
e.printStackTrace();
}
} else {
Log.i("isSDPresent no ", " path is==> false ");
ContextWrapper cw = new ContextWrapper(getApplicationContext());
// path to /data/data/yourapp/app_data/imageDir
File directory = cw.getDir("imageDir", Context.MODE_PRIVATE);
// Create imageDir
file = new File(directory, "profile.jpg");
if (file.exists())
file.delete();
try {
FileOutputStream fos = new FileOutputStream(file);
finalBitmap.compress(Bitmap.CompressFormat.JPEG, 90, fos);
fos.flush();
fos.close();
} catch (Exception e) {
e.printStackTrace();
}
}
return file.toString();
}*/
PictureCallback mPicture = new PictureCallback() {
@Override
public void onPictureTaken(byte[] data, Camera camera) {
File pictureFile = getOutputMediaFile();
if (pictureFile == null) {
return;
}
try {
FileOutputStream fos = new FileOutputStream(pictureFile);
fos.write(data);
fos.close();
if (ImageType.equals("AddPicture")) {
Intent i = new Intent(getBaseContext(),
MarketPlaceActivity.class);
i.putExtra("data", data);
startActivity(i);
} else {
Intent returnIntent = new Intent();
returnIntent.putExtra("data", data);
setResult(RESULT_OK, returnIntent);
CameraActivity.this.finish();
}
// mCamera.startPreview();
} catch (FileNotFoundException e) {
} catch (IOException e) {
}
}
};
public void onBackPressed() {
Intent returnIntent = new Intent();
returnIntent.putExtra("path", FilePAth);
setResult(RESULT_OK, returnIntent);
finish();
};
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == RESULT_LOAD_IMAGE && resultCode == RESULT_OK
&& null != data) {
Uri selectedImage = data.getData();
String[] filePathColumn = { MediaStore.Images.Media.DATA };
Cursor cursor = getContentResolver().query(selectedImage,
filePathColumn, null, null, null);
cursor.moveToFirst();
int columnIndex = cursor.getColumnIndex(filePathColumn[0]);
String picturePath = cursor.getString(columnIndex);
Log.v("log", " picturePath --> selected Gallary Image path --> "
+ picturePath);
cursor.close();
InputStream iStream;
byte[] inputData = null;
try {
iStream = getContentResolver().openInputStream(selectedImage);
inputData = getBytes(iStream);
Log.v("log", " selected Gallary Image ByteArray --> "
+ inputData);
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
if (ImageType.equals("AddPicture")) {
Intent i = new Intent(getBaseContext(),
MarketPlaceActivity.class);
i.putExtra("data", inputData);
i.putExtra("image_from", "Gallary");
startActivity(i);
} else {
Intent returnIntent = new Intent();
returnIntent.putExtra("data", inputData);
returnIntent.putExtra("image_from", "Gallary");
setResult(RESULT_OK, returnIntent);
CameraActivity.this.finish();
}
// ImageView imageView = (ImageView) findViewById(R.id.imgView);
// imageView.setImageBitmap(BitmapFactory.decodeFile(picturePath));
}
}
public byte[] getBytes(InputStream inputStream) throws IOException {
ByteArrayOutputStream byteBuffer = new ByteArrayOutputStream();
int bufferSize = 1024;
byte[] buffer = new byte[bufferSize];
int len = 0;
while ((len = inputStream.read(buffer)) != -1) {
byteBuffer.write(buffer, 0, len);
}
return byteBuffer.toByteArray();
}
}
을 충돌이 있다면, 스택 추적 – shkschneider
를 게시 난 더 킷캣의 vesion 장치 그러나 클라이언트 확인이 장치에 카메라가 충돌 열 수 없다. – crickpatel0024
나는 그것이 누락 된 권한으로 인해 생긴 것 같아요 android.permission.WRITE_EXTERNAL_STORAGE 권한을 추가해보십시오 - 에뮬레이터를 사용하여 다른 API 버전의 앱을 테스트하십시오. –