qdutils: Add VT timestamp to the metadata

Add a presentation timestamp that is set by camera for buffers
intended for video telephony.

Change-Id: I8d3ab9e5ea798c6794a74ea6f0f607a303752a6b
CRs-Fixed: 1053401
diff --git a/libqdutils/qdMetaData.cpp b/libqdutils/qdMetaData.cpp
index c676098..51dfa82 100644
--- a/libqdutils/qdMetaData.cpp
+++ b/libqdutils/qdMetaData.cpp
@@ -92,6 +92,9 @@
         case SET_S3D_COMP:
             data->s3dComp = *((S3DGpuComp_t *)param);
             break;
+        case SET_VT_TIMESTAMP:
+            data->vtTimeStamp = *((uint64_t *)param);
+            break;
         default:
             ALOGE("Unknown paramType %d", paramType);
             break;
@@ -190,6 +193,9 @@
         case GET_S3D_COMP:
             *((S3DGpuComp_t *)param) = data->s3dComp;
             break;
+        case GET_VT_TIMESTAMP:
+            *((uint64_t *)param) = data->vtTimeStamp;
+            break;
         default:
             ALOGE("Unknown paramType %d", paramType);
             break;