include stdint.h for int32_t/uint32_t

Signed-off-by: Jussi Kukkonen <jussi.kukkonen@intel.com>
Reviewed-by: Yong Bakos <ybakos@humanoriented.com>
diff --git a/wcap/wcap-decode.h b/wcap/wcap-decode.h
index 3c37441..00b757f 100644
--- a/wcap/wcap-decode.h
+++ b/wcap/wcap-decode.h
@@ -26,6 +26,8 @@
 #ifndef _WCAP_DECODE_
 #define _WCAP_DECODE_
 
+#include <stdint.h>
+
 #define WCAP_HEADER_MAGIC	0x57434150
 
 #define WCAP_FORMAT_XRGB8888	0x34325258