@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == REQUEST_SELECT_IMAGE) {
if (resultCode == RESULT_OK) {
mBitmap = ImageHelper.loadSizeLimitedBitmapFromUri(data.getData(), getContentResolver());
if (mBitmap != null) {
View originalFaces = findViewById(R.id.all_faces);
originalFaces.setVisibility(View.VISIBLE);
// Show the result of face grouping.
ListView groupedFaces = (ListView) findViewById(R.id.grouped_faces);
FaceGroupsAdapter faceGroupsAdapter = new FaceGroupsAdapter(null);
groupedFaces.setAdapter(faceGroupsAdapter);
// Put the image into an input stream for detection.
ByteArrayOutputStream output = new ByteArrayOutputStream();
mBitmap.compress(Bitmap.CompressFormat.JPEG, 100, output);
ByteArrayInputStream inputStream = new ByteArrayInputStream(output.toByteArray());
setAllButtonsEnabledStatus(false);
addLog("Request: Detecting in image " + data.getData());
// Start a background task to detect faces in the image.
new DetectionTask().execute(inputStream);
}
}
}
}
public void addFaces(Face[] detectionResult) {
if (detectionResult != null) {
List<Face> detectedFaces = Arrays.asList(detectionResult);
for (Face face : detectedFaces) {
faces.add(face);
try {
Bitmap faceThumbnail = ImageHelper.generateFaceThumbnail(mBitmap, face.faceRectangle);
faceThumbnails.add(faceThumbnail);
faceIdThumbnailMap.put(face.faceId, faceThumbnail);
} catch (IOException e) {
// Show the exception when generating face thumbnail fails.
TextView textView = (TextView) findViewById(R.id.info);
textView.setText(e.getMessage());
}
}
}
}