我正在尝试拍照并让照片以纵向方式保存。即使我改变了清单也没有意图的方向来设置它的肖像，我也做不到。我谷歌并尝试了各种方式，但都没有。请协助。
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
Log.i("request", requestCode + " result " + resultCode + " intent "
+ data);
super.onActivityResult(requestCode, resultCode, data);
if(requestCode == RESULT_SAVE_ITEM){
clearItemContents();
}
else if (requestCode == CAMERA_REQUEST && resultCode == RESULT_OK)
{ExifInterface ei = new ExifInterface(cameraImagePath);
int orientation = ei.getAttributeInt(ExifInterface.TAG_ORIENTATION,
ExifInterface.ORIENTATION_UNDEFINED);
switch(orientation) {
case ExifInterface.ORIENTATION_ROTATE_90:
rotateImage(bitmap, 90);
break;
case ExifInterface.ORIENTATION_ROTATE_180:
rotateImage(bitmap, 180);
break;
case ExifInterface.ORIENTATION_ROTATE_270:
rotateImage(bitmap, 270);
break;
case ExifInterface.ORIENTATION_NORMAL:
default:
break;
}
openGallery();
}
else{
if (gallery == true) {
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);
cursor.close();
imageArray = imageToByteArray(new File(picturePath));
setImagePicture(picturePath);
} else {
}
} else if (gallery == false) {
File file = new File(cameraImagePath);
if (file.exists()) {
imageArray = imageToByteArray(file);
setImagePicture(cameraImagePath);
} else {
}
} else {
this.finish();
startActivity(new Intent(this, DefectAdd.class));
}}
}
public static Bitmap getRoundedCornerBitmap(Bitmap bitmap, int pixels)
{
Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap
.getHeight(), Config.ARGB_8888);
Canvas canvas = new Canvas(output);
final int color = 0xff424242;
final Paint paint = new Paint();
final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
final RectF rectF = new RectF(rect);
final float roundPx = pixels;
paint.setAntiAlias(true);
canvas.drawARGB(0, 0, 0, 0);
paint.setColor(color);
canvas.drawRoundRect(rectF, roundPx, roundPx, paint);
paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
canvas.drawBitmap(bitmap, rect, rect, paint);
return output;
}
private byte[] imageToByteArray(File file) {
try {
FileInputStream fis = new FileInputStream(file);
ByteArrayOutputStream bos = new ByteArrayOutputStream();
byte[] buf = new byte[1024];
for (int readNum; (readNum = fis.read(buf)) != -1;) {
bos.write(buf, 0, readNum);
System.out.println("read " + readNum + " bytes,");
}
byte[] bytes = bos.toByteArray();
return bytes;
} catch (IOException ex) {
ex.printStackTrace();
}
return null;
}
private void setImagePicture(String photoPath) {
editTextItemPic.setVisibility(ImageView.GONE);
itemImage.setVisibility(ImageView.VISIBLE);
BitmapFactory.Options options = new BitmapFactory.Options();
options.inPreferredConfig = Bitmap.Config.ARGB_8888;
Bitmap bitmap = BitmapFactory.decodeFile(photoPath, options);
itemImage.setRotation(90);
itemImage.setImageBitmap(bitmap);
}
public void showDialog() {
builder.setTitle("Choose Action!");
builder.setItems(dialogItems, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int item) {
if (item == 0) {
openGallery();
} else if(item == 1) {
openCamera();
}else{
imageArray = null;
editTextItemPic.setVisibility(ImageView.VISIBLE);
itemImage.setVisibility(ImageView.GONE);
}
}
});
AlertDialog alert = builder.create();
alert.show();
}
public void openGallery() {
MaterialAddActivity.gallery = true;
Intent i = new Intent(Intent.ACTION_PICK,
MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
startActivityForResult(i, MaterialAddActivity.RESULT_LOAD_IMAGE);
}
public void openCamera() {
USE_CAMERA=1;
Intent cameraIntent=new Intent(android.provider.MediaStore.ACTION_IMAGE_CAPTURE);
cameraIntent.putExtra(MediaStore.EXTRA_SCREEN_ORIENTATION, ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT);
startActivityForResult(cameraIntent, CAMERA_REQUEST);
}
private String appFolderCheckandCreate() {
String appFolderPath = "";
File externalStorage =Environment.getExternalStorageDirectory();
if (externalStorage.canWrite()) {
appFolderPath = "/storage/emulated/0/DCIM/Camera/";
File dir = new File(externalStorage+"/storage/emulated/0/DCIM/Camera/");
if (!dir.exists()) {
dir.mkdirs();
}
} else {
}
return appFolderPath;
}
@SuppressLint("SimpleDateFormat") private String getTimeStamp() {
final long timestamp = new Date().getTime();
final Calendar cal = Calendar.getInstance();
cal.setTimeInMillis(timestamp);
final String timeString = new SimpleDateFormat("HH_mm_ss_SSS")
.format(cal.getTime());
return timeString;
}
public void saveImage()
{
File filename;
try
{
USE_CAMERA=0;
String path = Environment.getExternalStorageDirectory().toString();
new File(path + "/QSHelper").mkdirs();
filename = new File(path + "/QSHelper/image"+LASTINSERTEDID+".png");
FileOutputStream out = new FileOutputStream(filename);
photo.compress(Bitmap.CompressFormat.PNG, 100, out);
out.flush();
out.close();
MediaStore.Images.Media.insertImage(getContentResolver(),
filename.getAbsolutePath(), filename.getName(),
filename.getName());
} catch (Exception e)
{
e.printStackTrace();
}
}