Make previous zoom index a member variable

Change previous zoom index variable from static to
member variable since variable is not reset when
application is closed or during suspend resume.

Change-Id: I7a757655dc7e5b30d21716dd38908f3d18131cde
Signed-off-by: Akwasi Boateng <akwasi.boateng@ti.com>

3 files changed, 4 insertions, 4 deletions

diff --git a/camera/OMXCameraAdapter/OMXCameraAdapter.cpp b/camera/OMXCameraAdapter/OMXCameraAdapter.cpp
index 25d0089..9949e99 100644
--- a/camera/OMXCameraAdapter/OMXCameraAdapter.cpp
+++ b/camera/OMXCameraAdapter/OMXCameraAdapter.cpp
@@ -243,6 +243,7 @@ status_t OMXCameraAdapter::initialize(CameraProperties::Properties* caps, int se
         mPictureQuality = 100;
         mCurrentZoomIdx = 0;
         mTargetZoomIdx = 0;
+        mPreviousZoomIndx = 0;
         mReturnZoomStatus = false;
         mZoomInc = 1;
         mZoomParameterIdx = 0;
diff --git a/camera/OMXCameraAdapter/OMXZoom.cpp b/camera/OMXCameraAdapter/OMXZoom.cpp
index 4e24d89..4ba44cf 100644
--- a/camera/OMXCameraAdapter/OMXZoom.cpp
+++ b/camera/OMXCameraAdapter/OMXZoom.cpp
@@ -83,7 +83,6 @@ status_t OMXCameraAdapter::doZoom(int index)
     status_t ret = NO_ERROR;
     OMX_ERRORTYPE eError = OMX_ErrorNone;
     OMX_CONFIG_SCALEFACTORTYPE zoomControl;
-    static int prevIndex = 0;
 
     LOG_FUNCTION_NAME;
 
@@ -99,7 +98,7 @@ status_t OMXCameraAdapter::doZoom(int index)
         ret = -EINVAL;
         }
 
-    if ( prevIndex == index )
+    if (mPreviousZoomIndx == index )
         {
         return NO_ERROR;
         }
@@ -122,7 +121,7 @@ status_t OMXCameraAdapter::doZoom(int index)
         else
             {
             CAMHAL_LOGDA("Digital zoom applied successfully");
-            prevIndex = index;
+            mPreviousZoomIndx = index;
             }
         }
 
diff --git a/camera/inc/OMXCameraAdapter/OMXCameraAdapter.h b/camera/inc/OMXCameraAdapter/OMXCameraAdapter.h
index e6921ed..06d7d73 100644
--- a/camera/inc/OMXCameraAdapter/OMXCameraAdapter.h
+++ b/camera/inc/OMXCameraAdapter/OMXCameraAdapter.h
@@ -792,7 +792,7 @@ private:
 
     //current zoom
     Mutex mZoomLock;
-    unsigned int mCurrentZoomIdx, mTargetZoomIdx;
+    unsigned int mCurrentZoomIdx, mTargetZoomIdx, mPreviousZoomIndx;
     int mZoomInc;
     bool mReturnZoomStatus;
     static const int32_t ZOOM_STEPS [];