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feat(mirror): add option to give "mirrorImage" flag to takePicture.

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Joao Fidelis
2018-02-14 10:48:21 -02:00
parent 077b0091ed
commit 0b6f0abda0
4 changed files with 43 additions and 0 deletions
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android/src/main/java/org/reactnative/camera/tasks/ResolveTakenPictureAsyncTask.java
+10
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@@ -73,6 +73,10 @@ public class ResolveTakenPictureAsyncTask extends AsyncTask<Void, Void, Writable
mBitmap = rotateBitmap(mBitmap, getImageRotation(orientation));
}
if (mOptions.hasKey("mirrorImage") && mOptions.getBoolean("mirrorImage")) {
mBitmap = flipHorizontally(mBitmap);
}
// Write Exif data to the response if requested
if (mOptions.hasKey("exif") && mOptions.getBoolean("exif")) {
WritableMap exifData = RNCameraViewHelper.getExifData(exifInterface);
@@ -133,6 +137,12 @@ public class ResolveTakenPictureAsyncTask extends AsyncTask<Void, Void, Writable
return Bitmap.createBitmap(source, 0, 0, source.getWidth(), source.getHeight(), matrix, true);
}
private Bitmap flipHorizontally(Bitmap source) {
Matrix matrix = new Matrix();
matrix.preScale(-1.0f, 1.0f);
return Bitmap.createBitmap(source, 0, 0, source.getWidth(), source.getHeight(), matrix, true);
}
// Get rotation degrees from Exif orientation enum
private int getImageRotation(int orientation) {