android - save image into gallery
MediaStore.Images.Media.insertImage(getContentResolver(), yourBitmap, yourTitle , yourDescription);
The former code will add the image at the end of the gallery. If you want to modify the date so it appears at the beginning or any other metadata, see the code below (Cortesy of S-K, samkirton):
https://gist.github.com/samkirton/0242ba81d7ca00b475b9
/**
* Android internals have been modified to store images in the media folder with
* the correct date meta data
* @author samuelkirton
*/
public class CapturePhotoUtils {
/**
* A copy of the Android internals insertImage method, this method populates the
* meta data with DATE_ADDED and DATE_TAKEN. This fixes a common problem where media
* that is inserted manually gets saved at the end of the gallery (because date is not populated).
* @see android.provider.MediaStore.Images.Media#insertImage(ContentResolver, Bitmap, String, String)
*/
public static final String insertImage(ContentResolver cr,
Bitmap source,
String title,
String description) {
ContentValues values = new ContentValues();
values.put(Images.Media.TITLE, title);
values.put(Images.Media.DISPLAY_NAME, title);
values.put(Images.Media.DESCRIPTION, description);
values.put(Images.Media.MIME_TYPE, "image/jpeg");
// Add the date meta data to ensure the image is added at the front of the gallery
values.put(Images.Media.DATE_ADDED, System.currentTimeMillis());
values.put(Images.Media.DATE_TAKEN, System.currentTimeMillis());
Uri url = null;
String stringUrl = null; /* value to be returned */
try {
url = cr.insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);
if (source != null) {
OutputStream imageOut = cr.openOutputStream(url);
try {
source.compress(Bitmap.CompressFormat.JPEG, 50, imageOut);
} finally {
imageOut.close();
}
long id = ContentUris.parseId(url);
// Wait until MINI_KIND thumbnail is generated.
Bitmap miniThumb = Images.Thumbnails.getThumbnail(cr, id, Images.Thumbnails.MINI_KIND, null);
// This is for backward compatibility.
storeThumbnail(cr, miniThumb, id, 50F, 50F,Images.Thumbnails.MICRO_KIND);
} else {
cr.delete(url, null, null);
url = null;
}
} catch (Exception e) {
if (url != null) {
cr.delete(url, null, null);
url = null;
}
}
if (url != null) {
stringUrl = url.toString();
}
return stringUrl;
}
/**
* A copy of the Android internals StoreThumbnail method, it used with the insertImage to
* populate the android.provider.MediaStore.Images.Media#insertImage with all the correct
* meta data. The StoreThumbnail method is private so it must be duplicated here.
* @see android.provider.MediaStore.Images.Media (StoreThumbnail private method)
*/
private static final Bitmap storeThumbnail(
ContentResolver cr,
Bitmap source,
long id,
float width,
float height,
int kind) {
// create the matrix to scale it
Matrix matrix = new Matrix();
float scaleX = width / source.getWidth();
float scaleY = height / source.getHeight();
matrix.setScale(scaleX, scaleY);
Bitmap thumb = Bitmap.createBitmap(source, 0, 0,
source.getWidth(),
source.getHeight(), matrix,
true
);
ContentValues values = new ContentValues(4);
values.put(Images.Thumbnails.KIND,kind);
values.put(Images.Thumbnails.IMAGE_ID,(int)id);
values.put(Images.Thumbnails.HEIGHT,thumb.getHeight());
values.put(Images.Thumbnails.WIDTH,thumb.getWidth());
Uri url = cr.insert(Images.Thumbnails.EXTERNAL_CONTENT_URI, values);
try {
OutputStream thumbOut = cr.openOutputStream(url);
thumb.compress(Bitmap.CompressFormat.JPEG, 100, thumbOut);
thumbOut.close();
return thumb;
} catch (FileNotFoundException ex) {
return null;
} catch (IOException ex) {
return null;
}
}
}
Save bitmap image to specific location of gallery android 10
Try this code :-
private void saveImage(Bitmap bitmap, @NonNull String name) throws IOException {
boolean saved;
OutputStream fos;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
ContentResolver resolver = mContext.getContentResolver();
ContentValues contentValues = new ContentValues();
contentValues.put(MediaStore.MediaColumns.DISPLAY_NAME, name);
contentValues.put(MediaStore.MediaColumns.MIME_TYPE, "image/png");
contentValues.put(MediaStore.MediaColumns.RELATIVE_PATH, "DCIM/" + IMAGES_FOLDER_NAME);
Uri imageUri = resolver.insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, contentValues);
fos = resolver.openOutputStream(imageUri);
} else {
String imagesDir = Environment.getExternalStoragePublicDirectory(
Environment.DIRECTORY_DCIM).toString() + File.separator + IMAGES_FOLDER_NAME;
File file = new File(imagesDir);
if (!file.exists()) {
file.mkdir();
}
File image = new File(imagesDir, name + ".png");
fos = new FileOutputStream(image);
}
saved = bitmap.compress(Bitmap.CompressFormat.PNG, 100, fos);
fos.flush();
fos.close();
}
How to save image in android gallery
the gallery don't displaying (necessarily) files from external storage.
this is a common mistake.
the gallery displays images stored on the media store provider
you can use this method to store image file on media store provider:
public static void addImageToGallery(final String filePath, final Context context) {
ContentValues values = new ContentValues();
values.put(Images.Media.DATE_TAKEN, System.currentTimeMillis());
values.put(Images.Media.MIME_TYPE, "image/jpeg");
values.put(MediaStore.MediaColumns.DATA, filePath);
context.getContentResolver().insert(Images.Media.EXTERNAL_CONTENT_URI, values);
}
Save to Gallery - Android
You need to save your image in the media store provider
Use this function
public static void imageToGallery(Context context, String fileName) {
ContentValues values = new ContentValues();
values.put(MediaStore.Images.Media.DATE_TAKEN, System.currentTimeMillis());
values.put(MediaStore.Images.Media.MIME_TYPE, "image/jpeg");
values.put(MediaStore.MediaColumns.DATA, fileName);
context.getContentResolver().insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);
}
So, after saving your image, call imageToGallery
.
Take photo in Android app and save it into gallery
Firstly create a provider file in your xml folder
<provider
android:name="android.support.v4.content.FileProvider"
android:authorities="com.example.android.fileprovider"
android:exported="false"
android:grantUriPermissions="true">
<meta-data
android:name="android.support.FILE_PROVIDER_PATHS"
android:resource="@xml/file_paths"></meta-data>
</provider>
Here is the code of provider
<?xml version="1.0" encoding="utf-8"?>
<paths xmlns:android="http://schemas.android.com/apk/res/android">
<external-files-path name="my_images" path="Android/data/com.example.package.name/files/Pictures" />
</paths>
Add this Line in your manifest file
<uses-feature android:name="android.hardware.camera"
android:required="true" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
Create a taking picture intent which will open camera
static final int REQUEST_IMAGE_CAPTURE = 1;
private void dispatchTakePictureIntent() {
Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
if (takePictureIntent.resolveActivity(getPackageManager()) != null) {
startActivityForResult(takePictureIntent, REQUEST_IMAGE_CAPTURE);
}
}
Now get the thumbnail of the clicked image
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == REQUEST_IMAGE_CAPTURE && resultCode == RESULT_OK) {
Bundle extras = data.getExtras();
Bitmap imageBitmap = (Bitmap) extras.get("data");
imageView.setImageBitmap(imageBitmap);
}
}
Code for saving picture to gallery, image will be saved in pictures folder
String currentPhotoPath;
private File createImageFile() throws IOException {
// Create an image file name
String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(new Date());
String imageFileName = "JPEG_" + timeStamp + "_";
File storageDir = getExternalFilesDir(Environment.DIRECTORY_PICTURES);
File image = File.createTempFile(
imageFileName, /* prefix */
".jpg", /* suffix */
storageDir /* directory */
);
// Save a file: path for use with ACTION_VIEW intents
currentPhotoPath = image.getAbsolutePath();
return image;
}
static final int REQUEST_TAKE_PHOTO = 1;
private void dispatchTakePictureIntent() {
Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
// Ensure that there's a camera activity to handle the intent
if (takePictureIntent.resolveActivity(getPackageManager()) != null) {
// Create the File where the photo should go
File photoFile = null;
try {
photoFile = createImageFile();
} catch (IOException ex) {
// Error occurred while creating the File
...
}
// Continue only if the File was successfully created
if (photoFile != null) {
Uri photoURI = FileProvider.getUriForFile(this,
"com.example.android.fileprovider",
photoFile);
takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT, photoURI);
startActivityForResult(takePictureIntent, REQUEST_TAKE_PHOTO);
}
}
}
private void galleryAddPic() {
Intent mediaScanIntent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
File f = new File(currentPhotoPath);
Uri contentUri = Uri.fromFile(f);
mediaScanIntent.setData(contentUri);
this.sendBroadcast(mediaScanIntent);
}
Code to get picture
private void setPic() {
// Get the dimensions of the View
int targetW = imageView.getWidth();
int targetH = imageView.getHeight();
// Get the dimensions of the bitmap
BitmapFactory.Options bmOptions = new BitmapFactory.Options();
bmOptions.inJustDecodeBounds = true;
int photoW = bmOptions.outWidth;
int photoH = bmOptions.outHeight;
// Determine how much to scale down the image
int scaleFactor = Math.min(photoW/targetW, photoH/targetH);
// Decode the image file into a Bitmap sized to fill the View
bmOptions.inJustDecodeBounds = false;
bmOptions.inSampleSize = scaleFactor;
bmOptions.inPurgeable = true;
Bitmap bitmap = BitmapFactory.decodeFile(currentPhotoPath, bmOptions);
imageView.setImageBitmap(bitmap);
}
How to save image to camera folder in Android Q?
The most generalized version I was able to write is:
private Uri saveImage(Context context, Bitmap bitmap, @NonNull String folderName, @NonNull String fileName) throws IOException {
OutputStream fos = null;
File imageFile = null;
Uri imageUri = null;
try {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
ContentResolver resolver = context.getContentResolver();
ContentValues contentValues = new ContentValues();
contentValues.put(MediaStore.MediaColumns.DISPLAY_NAME, fileName);
contentValues.put(MediaStore.MediaColumns.MIME_TYPE, "image/png");
contentValues.put(
MediaStore.MediaColumns.RELATIVE_PATH, Environment.DIRECTORY_PICTURES + File.separator + folderName);
imageUri = resolver.insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, contentValues);
if (imageUri == null)
throw new IOException("Failed to create new MediaStore record.");
fos = resolver.openOutputStream(imageUri);
} else {
File imagesDir = new File(Environment.getExternalStoragePublicDirectory(
Environment.DIRECTORY_PICTURES).toString() + File.separator + folderName);
if (!imagesDir.exists())
imagesDir.mkdir();
imageFile = new File(imagesDir, fileName + ".png");
fos = new FileOutputStream(imageFile);
}
if (!bitmap.compress(Bitmap.CompressFormat.PNG, 100, fos))
throw new IOException("Failed to save bitmap.");
fos.flush();
} finally {
if (fos != null)
fos.close();
}
if (imageFile != null) {//pre Q
MediaScannerConnection.scanFile(context, new String[]{imageFile.toString()}, null, null);
imageUri = Uri.fromFile(imageFile);
}
return imageUri;
}
If you've found a better way, post here, I'll mark it as answer.
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