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-rw-r--r--src/com/android/camera/Storage.java6
-rw-r--r--src/com/android/camera/Util.java6
-rwxr-xr-xsrc/com/android/camera/panorama/PanoramaActivity.java49
3 files changed, 56 insertions, 5 deletions
diff --git a/src/com/android/camera/Storage.java b/src/com/android/camera/Storage.java
index 38a6d48..ea281a9 100644
--- a/src/com/android/camera/Storage.java
+++ b/src/com/android/camera/Storage.java
@@ -52,7 +52,7 @@ public class Storage {
public static Uri addImage(ContentResolver resolver, String title, long date,
Location location, int orientation, byte[] jpeg, int width, int height) {
// Save the image.
- String path = DIRECTORY + '/' + title + ".jpg";
+ String path = generateFilepath(title);
FileOutputStream out = null;
try {
out = new FileOutputStream(path);
@@ -98,6 +98,10 @@ public class Storage {
return uri;
}
+ public static String generateFilepath(String title) {
+ return DIRECTORY + '/' + title + ".jpg";
+ }
+
public static long getAvailableSpace() {
String state = Environment.getExternalStorageState();
Log.d(TAG, "External storage state=" + state);
diff --git a/src/com/android/camera/Util.java b/src/com/android/camera/Util.java
index ba8a4f7..d6ebb0a 100644
--- a/src/com/android/camera/Util.java
+++ b/src/com/android/camera/Util.java
@@ -350,6 +350,12 @@ public class Util {
return result;
}
+ public static int getCameraOrientation(int cameraId) {
+ Camera.CameraInfo info = new Camera.CameraInfo();
+ Camera.getCameraInfo(cameraId, info);
+ return info.orientation;
+ }
+
public static int roundOrientation(int orientation, int orientationHistory) {
boolean changeOrientation = false;
if (orientationHistory == OrientationEventListener.ORIENTATION_UNKNOWN) {
diff --git a/src/com/android/camera/panorama/PanoramaActivity.java b/src/com/android/camera/panorama/PanoramaActivity.java
index e4c8d98..6978477 100755
--- a/src/com/android/camera/panorama/PanoramaActivity.java
+++ b/src/com/android/camera/panorama/PanoramaActivity.java
@@ -52,6 +52,7 @@ import android.hardware.Camera.Size;
import android.hardware.Camera.Sound;
import android.hardware.Sensor;
import android.hardware.SensorManager;
+import android.media.ExifInterface;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
@@ -70,6 +71,7 @@ import android.widget.TextView;
import java.io.ByteArrayOutputStream;
import java.io.File;
+import java.io.IOException;
import java.util.List;
/**
@@ -172,6 +174,8 @@ public class PanoramaActivity extends ActivityBase implements
// The value could be 0, 90, 180, 270 for the 4 different orientations measured in clockwise
// respectively.
private int mDeviceOrientation;
+ private int mDeviceOrientationAtCapture;
+ private int mCameraOrientation;
private int mOrientationCompensation;
private RotateDialogController mRotateDialog;
@@ -338,7 +342,9 @@ public class PanoramaActivity extends ActivityBase implements
private void openCamera() {
try {
- mCameraDevice = Util.openCamera(this, CameraHolder.instance().getBackCameraId());
+ int backCameraId = CameraHolder.instance().getBackCameraId();
+ mCameraDevice = Util.openCamera(this, backCameraId);
+ mCameraOrientation = Util.getCameraOrientation(backCameraId);
} catch (CameraHardwareException e) {
Util.showErrorAndFinish(this, R.string.cannot_connect_camera);
return;
@@ -568,6 +574,7 @@ public class PanoramaActivity extends ActivityBase implements
mPanoProgressBar.setIndicatorWidth(20);
mPanoProgressBar.setMaxProgress(DEFAULT_SWEEP_ANGLE);
mPanoProgressBar.setVisibility(View.VISIBLE);
+ mDeviceOrientationAtCapture = mDeviceOrientation;
keepScreenOn();
}
@@ -799,7 +806,13 @@ public class PanoramaActivity extends ActivityBase implements
} else if (!jpeg.isValid) { // Error when generating mosaic.
mMainHandler.sendEmptyMessage(MSG_GENERATE_FINAL_MOSAIC_ERROR);
} else {
- int orientation = Exif.getOrientation(jpeg.data);
+ // The panorama image returned from the library is orientated based on the
+ // natural orientation of a camera. We need to set an orientation for the image
+ // in its EXIF header, so the image can be displayed correctly.
+ // The orientation is calculated from compensating the
+ // device orientation at capture and the camera orientation respective to
+ // the natural orientation of the device.
+ int orientation = (mDeviceOrientationAtCapture + mCameraOrientation) % 360;
Uri uri = savePanorama(jpeg.data, jpeg.width, jpeg.height, orientation);
if (uri != null) {
// Create a thumbnail whose width or height is equal or bigger
@@ -889,14 +902,42 @@ public class PanoramaActivity extends ActivityBase implements
private Uri savePanorama(byte[] jpegData, int width, int height, int orientation) {
if (jpegData != null) {
- String imagePath = PanoUtil.createName(
+ String filename = PanoUtil.createName(
getResources().getString(R.string.pano_file_name_format), mTimeTaken);
- return Storage.addImage(getContentResolver(), imagePath, mTimeTaken, null,
+ Uri uri = Storage.addImage(getContentResolver(), filename, mTimeTaken, null,
orientation, jpegData, width, height);
+ if (uri != null && orientation != 0) {
+ String filepath = Storage.generateFilepath(filename);
+ try {
+ // Save the orientation in EXIF.
+ ExifInterface exif = new ExifInterface(filepath);
+ exif.setAttribute(ExifInterface.TAG_ORIENTATION,
+ getExifOrientation(orientation));
+ exif.saveAttributes();
+ } catch (IOException e) {
+ Log.e(TAG, "cannot set exif data: " + filepath);
+ }
+ }
+ return uri;
}
return null;
}
+ private static String getExifOrientation(int orientation) {
+ switch (orientation) {
+ case 0:
+ return String.valueOf(ExifInterface.ORIENTATION_NORMAL);
+ case 90:
+ return String.valueOf(ExifInterface.ORIENTATION_ROTATE_90);
+ case 180:
+ return String.valueOf(ExifInterface.ORIENTATION_ROTATE_180);
+ case 270:
+ return String.valueOf(ExifInterface.ORIENTATION_ROTATE_270);
+ default:
+ throw new AssertionError("invalid: " + orientation);
+ }
+ }
+
private void clearMosaicFrameProcessorIfNeeded() {
if (!mPausing || mThreadRunning) return;
mMosaicFrameProcessor.clear();