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Code Issues Packages Projects Releases Wiki Activity

Auto rotate inline images

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This commit is contained in:
M66B
2019-03-27 11:14:09 +00:00
parent dc5dfff6c3
commit d90d25d25f
2 changed files with 53 additions and 2 deletions
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51
app/src/main/java/eu/faircode/email/FragmentCompose.java
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@@ -34,6 +34,7 @@ import android.content.res.Resources;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Matrix;
import android.graphics.Typeface;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.LevelListDrawable;
@@ -123,6 +124,7 @@ import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.constraintlayout.widget.Group;
import androidx.cursoradapter.widget.SimpleCursorAdapter;
import androidx.exifinterface.media.ExifInterface;
import androidx.fragment.app.FragmentTransaction;
import androidx.lifecycle.Lifecycle;
import androidx.lifecycle.Observer;
@@ -1549,13 +1551,21 @@ public class FragmentCompose extends FragmentBase {
options.outHeight / factor > REDUCED_IMAGE_SIZE)
factor *= 2;
if (factor > 1) {
Matrix rotation = getImageRotation(file);
if (factor > 1 || rotation != null) {
options.inJustDecodeBounds = false;
options.inSampleSize = factor;
Bitmap scaled = BitmapFactory.decodeFile(file.getAbsolutePath(), options);
if (scaled != null) {
Log.i("Image target size=" + scaled.getWidth() + "x" + scaled.getHeight());
Log.i("Image target size=" + scaled.getWidth() + "x" + scaled.getHeight() + " rotation=" + rotation);
if (rotation != null) {
Bitmap rotated = Bitmap.createBitmap(scaled, 0, 0, scaled.getWidth(), scaled.getHeight(), rotation, true);
scaled.recycle();
scaled = rotated;
}
try (OutputStream out = new BufferedOutputStream(new FileOutputStream(file))) {
scaled.compress("image/jpeg".equals(attachment.type)
@@ -1583,6 +1593,43 @@ public class FragmentCompose extends FragmentBase {
return attachment;
}
private static Matrix getImageRotation(File file) throws IOException {
ExifInterface exif = new ExifInterface(file.getAbsolutePath());
int orientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_UNDEFINED);
Matrix matrix = new Matrix();
switch (orientation) {
case ExifInterface.ORIENTATION_NORMAL:
return null;
case ExifInterface.ORIENTATION_FLIP_HORIZONTAL:
matrix.setScale(-1, 1);
return matrix;
case ExifInterface.ORIENTATION_FLIP_VERTICAL:
matrix.setRotate(180);
matrix.postScale(-1, 1);
return matrix;
case ExifInterface.ORIENTATION_TRANSPOSE:
matrix.setRotate(90);
matrix.postScale(-1, 1);
return matrix;
case ExifInterface.ORIENTATION_TRANSVERSE:
matrix.setRotate(-90);
matrix.postScale(-1, 1);
return matrix;
case ExifInterface.ORIENTATION_ROTATE_90:
matrix.setRotate(90);
return matrix;
case ExifInterface.ORIENTATION_ROTATE_180:
matrix.setRotate(180);
return matrix;
case ExifInterface.ORIENTATION_ROTATE_270:
matrix.setRotate(-90);
return matrix;
default:
return null;
}
}
private SimpleTask<EntityMessage> draftLoader = new SimpleTask<EntityMessage>() {
@Override
protected EntityMessage onExecute(Context context, Bundle args) throws IOException {