[host] added format converter class

common/KVMFR.h

@@ -21,12 +21,13 @@ Place, Suite 330, Boston, MA 02111-1307 USA
 #include <stdint.h>
 
 #define KVMFR_HEADER_MAGIC   "[[KVMFR]]"
-#define KVMFR_HEADER_VERSION 6
+#define KVMFR_HEADER_VERSION 7
 
 typedef enum FrameType
 {
   FRAME_TYPE_INVALID   ,
   FRAME_TYPE_ARGB      , // ABGR interleaved: A,R,G,B 32bpp
+  FRAME_TYPE_NV12      , // NV12
   FRAME_TYPE_H264      , // H264 compressed
   FRAME_TYPE_MAX       , // sentinel value
 }