Set the focus mode to infinity in the Panorama mode.

Bug: 5320359
Change-Id: Iff431595bcc23a64cba93c5ac77bb3f34008b6b8

1 files changed, 13 insertions, 0 deletions

diff --git a/src/com/android/camera/panorama/PanoramaActivity.java b/src/com/android/camera/panorama/PanoramaActivity.java
index 00613c7..d459740 100644
--- a/src/com/android/camera/panorama/PanoramaActivity.java
+++ b/src/com/android/camera/panorama/PanoramaActivity.java
@@ -164,6 +164,10 @@ public class PanoramaActivity extends Activity implements
     private float[] mTransformMatrix;
     private float mHorizontalViewAngle;
 
+    // Prefer FOCUS_MODE_INFINITY to FOCUS_MODE_CONTINUOUS_VIDEO because of
+    // getting a better image quality by the former.
+    private String mTargetFocusMode = Parameters.FOCUS_MODE_INFINITY;
+
     private PanoOrientationEventListener mOrientationEventListener;
     // The value could be 0, 1, 2, 3 for the 4 different orientations measured in clockwise
     // respectively.
@@ -346,6 +350,15 @@ public class PanoramaActivity extends Activity implements
         parameters.setPreviewFpsRange(minFps, maxFps);
         Log.v(TAG, "preview fps: " + minFps + ", " + maxFps);
 
+        List<String> supportedFocusModes = parameters.getSupportedFocusModes();
+        if (supportedFocusModes.indexOf(mTargetFocusMode) >= 0) {
+            parameters.setFocusMode(mTargetFocusMode);
+        } else {
+            // Use the default focus mode and log a message
+            Log.w(TAG, "Cannot set the focus mode to " + mTargetFocusMode +
+                  " becuase the mode is not supported.");
+        }
+
         parameters.setRecordingHint(false);
 
         mHorizontalViewAngle = ((mDeviceOrientation % 2) == 0) ?