@TargetApi(10)
private Bitmap decodeRegionCrop(Bitmap croppedImage, Rect rect) {
// Release memory now
clearImageView();
InputStream is = null;
try {
is = getContentResolver().openInputStream(sourceUri);
BitmapRegionDecoder decoder = BitmapRegionDecoder.newInstance(is, false);
final int width = decoder.getWidth();
final int height = decoder.getHeight();
if (exifRotation != 0) {
// Adjust crop area to account for image rotation
Matrix matrix = new Matrix();
matrix.setRotate(-exifRotation);
RectF adjusted = new RectF();
matrix.mapRect(adjusted, new RectF(rect));
// Adjust to account for origin at 0,0
adjusted.offset(adjusted.left < 0 ? width : 0, adjusted.top < 0 ? height : 0);
rect =
new Rect(
(int) adjusted.left,
(int) adjusted.top,
(int) adjusted.right,
(int) adjusted.bottom);
}
try {
croppedImage = decoder.decodeRegion(rect, new BitmapFactory.Options());
} catch (IllegalArgumentException e) {
// Rethrow with some extra information
throw new IllegalArgumentException(
"Rectangle "
+ rect
+ " is outside of the image ("
+ width
+ ","
+ height
+ ","
+ exifRotation
+ ")",
e);
}
} catch (IOException e) {
Log.e("Error cropping image: " + e.getMessage(), e);
finish();
} catch (OutOfMemoryError e) {
Log.e("OOM cropping image: " + e.getMessage(), e);
setResultException(e);
} finally {
CropUtil.closeSilently(is);
}
return croppedImage;
}
private Bitmap inMemoryCrop(
RotateBitmap rotateBitmap,
Bitmap croppedImage,
Rect r,
int width,
int height,
int outWidth,
int outHeight) {
// In-memory crop means potential OOM errors,
// but we have no choice as we can't selectively decode a bitmap with this API level
System.gc();
try {
croppedImage = Bitmap.createBitmap(outWidth, outHeight, Bitmap.Config.RGB_565);
RectF dstRect = new RectF(0, 0, width, height);
Matrix m = new Matrix();
m.setRectToRect(new RectF(r), dstRect, Matrix.ScaleToFit.FILL);
m.preConcat(rotateBitmap.getRotateMatrix());
if (isCircleCrop) {
return cropCircleView(rotateBitmap.getBitmap(), croppedImage, m);
}
Canvas canvas = new Canvas(croppedImage);
canvas.drawBitmap(rotateBitmap.getBitmap(), m, null);
} catch (OutOfMemoryError e) {
Log.e("OOM cropping image: " + e.getMessage(), e);
setResultException(e);
System.gc();
}
// Release bitmap memory as soon as possible
clearImageView();
return croppedImage;
}
private void setupFromIntent() {
Intent intent = getIntent();
Bundle extras = intent.getExtras();
if (extras != null) {
aspectX = extras.getInt(Crop.Extra.ASPECT_X);
aspectY = extras.getInt(Crop.Extra.ASPECT_Y);
maxX = extras.getInt(Crop.Extra.MAX_X);
maxY = extras.getInt(Crop.Extra.MAX_Y);
isCircleCrop = extras.getBoolean(Crop.Extra.IS_CIRCLE_CROP);
saveUri = extras.getParcelable(MediaStore.EXTRA_OUTPUT);
}
sourceUri = intent.getData();
if (sourceUri != null) {
exifRotation =
CropUtil.getExifRotation(CropUtil.getFromMediaUri(getContentResolver(), sourceUri));
InputStream is = null;
try {
sampleSize = calculateBitmapSampleSize(sourceUri);
is = getContentResolver().openInputStream(sourceUri);
BitmapFactory.Options option = new BitmapFactory.Options();
option.inSampleSize = sampleSize;
rotateBitmap = new RotateBitmap(BitmapFactory.decodeStream(is, null, option), exifRotation);
} catch (IOException e) {
Log.e("Error reading image: " + e.getMessage(), e);
setResultException(e);
} catch (OutOfMemoryError e) {
Log.e("OOM reading image: " + e.getMessage(), e);
setResultException(e);
} finally {
CropUtil.closeSilently(is);
}
}
}
private void saveOutput(Bitmap croppedImage) {
if (saveUri != null) {
OutputStream outputStream = null;
try {
outputStream = getContentResolver().openOutputStream(saveUri);
if (outputStream != null) {
if (exifRotation > 0) {
try {
Matrix matrix = new Matrix();
matrix.reset();
matrix.postRotate(exifRotation);
Bitmap bMapRotate =
Bitmap.createBitmap(
croppedImage,
0,
0,
croppedImage.getWidth(),
croppedImage.getHeight(),
matrix,
true);
bMapRotate.compress(Bitmap.CompressFormat.PNG, 70, outputStream);
} catch (Exception e) {
e.printStackTrace();
croppedImage.compress(Bitmap.CompressFormat.PNG, 70, outputStream);
} finally {
if (croppedImage != null && !croppedImage.isRecycled()) {
croppedImage.recycle();
}
}
} else {
croppedImage.compress(Bitmap.CompressFormat.PNG, 70, outputStream);
}
}
} catch (IOException e) {
setResultException(e);
Log.e("Cannot open file: " + saveUri, e);
} finally {
CropUtil.closeSilently(outputStream);
}
if (!IN_MEMORY_CROP) {
// In-memory crop negates the rotation
CropUtil.copyExifRotation(
CropUtil.getFromMediaUri(getContentResolver(), sourceUri),
CropUtil.getFromMediaUri(getContentResolver(), saveUri));
}
setResultUri(saveUri);
}
final Bitmap b = croppedImage;
handler.post(
new Runnable() {
public void run() {
imageView.clear();
b.recycle();
}
});
finish();
}
