QCamera2: Add support for capture after video recording is done

After video recording is done RecordingHint is still true, so
TakeLiveSnapshot should be called instead of regular snapshot

CRs-Fixed: 470089

Change-Id: Id578936cecb8b6554dadbd2eb10c8661ef8ff40b
diff --git a/QCamera2/HAL/QCameraStateMachine.cpp b/QCamera2/HAL/QCameraStateMachine.cpp
index 3fc050d..523dfea 100644
--- a/QCamera2/HAL/QCameraStateMachine.cpp
+++ b/QCamera2/HAL/QCameraStateMachine.cpp
@@ -1050,6 +1050,7 @@
         break;
     case QCAMERA_SM_EVT_TAKE_PICTURE:
        {
+           if ( m_parent->mParameters.getRecordingHintValue() == false) {
            rc = m_parent->takePicture();
            if (rc == NO_ERROR) {
                // move state to picture taking state
@@ -1066,6 +1067,16 @@
             result.request_api = evt;
             result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
             m_parent->signalAPIResult(&result);
+           } else {
+               rc = m_parent->takeLiveSnapshot();
+               if (rc == NO_ERROR ) {
+                   m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING;
+                   result.status = rc;
+                   result.request_api = evt;
+                   result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
+                   m_parent->signalAPIResult(&result);
+               }
+           }
         }
         break;
     case QCAMERA_SM_EVT_SEND_COMMAND: