diff --git a/revid/config/config.go b/revid/config/config.go
index ed1bb700..d6114137 100644
--- a/revid/config/config.go
+++ b/revid/config/config.go
@@ -132,9 +132,13 @@ type Config struct {
 	// InputV4l:
 	//		Read from webcam.
 	// InputFile:
+	//		Read h.264 bytestream from a file.
 	// 		Location must be specified in InputPath field.
 	// InputRTSP:
+	//		Read from a camera supporting RTSP communication.
 	//		CameraIP should also be defined.
+	// InputAudio:
+	//		Read from a ALSA audio source.
 	Input uint8
 
 	// InputCodec defines the input codec we wish to use, and therefore defines the
@@ -301,8 +305,8 @@ var TypeData = map[string]string{
 	"Height":            "uint",
 	"HorizontalFlip":    "bool",
 	"HTTPAddress":       "string",
-	"Input":             "enum:raspivid,rtsp,v4l,file",
-	"InputCodec":        "enum:H264,MJPEG",
+	"Input":             "enum:raspivid,rtsp,v4l,file,audio",
+	"InputCodec":        "enum:H264,MJPEG,PCM,ADPCM",
 	"InputPath":         "string",
 	"logging":           "enum:Debug,Info,Warning,Error,Fatal",
 	"Loop":              "bool",