SnapdragonCamera:Fix FC cause by Null pointer

When clearSight is failed, handleTimeout() is invoked to
reset clearsight Engine, but ClearsightProcessHandler is still
working and try to access null pointer object.

By adding protect of null pointer can fix this issue.

Change-Id: I4722721f3715077ec8303c4d14693ae4c1484420

1 files changed, 6 insertions, 0 deletions

diff --git a/src/org/codeaurora/snapcam/filter/ClearSightImageProcessor.java b/src/org/codeaurora/snapcam/filter/ClearSightImageProcessor.java
index bd54dc76a..944bf0800 100755
--- a/src/org/codeaurora/snapcam/filter/ClearSightImageProcessor.java
+++ b/src/org/codeaurora/snapcam/filter/ClearSightImageProcessor.java
@@ -912,6 +912,12 @@ public class ClearSightImageProcessor {
             mImageEncodeHandler.obtainMessage(MSG_START_CAPTURE).sendToTarget();
 
             short encodeRequest = 0;
+            /* In same case, timeout will reset ClearSightNativeEngine object, so fields
+               in the object is not initial, need to return and skip process.
+            */
+            if (ClearSightNativeEngine.getInstance().getReferenceImage(true) == null) {
+                return;
+            }
             long csTs = ClearSightNativeEngine.getInstance().getReferenceImage(true).getTimestamp();
             CaptureRequest.Builder csRequest = createEncodeReprocRequest(
                     ClearSightNativeEngine.getInstance().getReferenceResult(true), CAM_TYPE_BAYER);