diff --git a/codec-cfg.c b/codec-cfg.c
index 408d4f8e5f..fb6cbfcc91 100644
--- a/codec-cfg.c
+++ b/codec-cfg.c
@@ -148,6 +148,7 @@ static int add_to_inout(char *sfmt, char *sflags, unsigned int *outfmt,
 		"flip",
 		"noflip",
 		"yuvhack",
+		"query",
 		NULL
 	};
 
diff --git a/codec-cfg.h b/codec-cfg.h
index 5f3ecc4782..d701ddc331 100644
--- a/codec-cfg.h
+++ b/codec-cfg.h
@@ -12,6 +12,7 @@
 #define CODECS_FLAG_FLIP	(1<<0)
 #define CODECS_FLAG_NOFLIP	(1<<1)
 #define CODECS_FLAG_YUVHACK	(1<<2)
+#define CODECS_FLAG_QUERY	(1<<3)
 
 #define CODECS_STATUS__MIN		0
 #define CODECS_STATUS_NOT_WORKING	-1