diff --git a/libarmbox/video.cpp b/libarmbox/video.cpp
index 2af8e7b..12e542a 100644
--- a/libarmbox/video.cpp
+++ b/libarmbox/video.cpp
@@ -300,12 +300,9 @@ int image_to_mpeg2(const char *image_name, int fd)
 	av_free(formatContext);
 	return ret;
 }
-
+enum{ENCODER,AUX};
 void setAVInput(int val)
 {
-	if (val != 0 && val != 1)
-		return;
-
 	int input_fd = open("/proc/stb/avs/0/input", O_WRONLY);
 	if(input_fd){
 		const char *input[] = {"encoder", "aux"};
@@ -337,7 +334,7 @@ cVideo::cVideo(int, void *, void *, unsigned int unit)
 cVideo::~cVideo(void)
 {
 	if(fd >= 0)
-		setAVInput(1);
+		setAVInput(AUX);
 	if (standby_cec_activ && fd >= 0)
 		SetCECState(true);
 
@@ -634,14 +631,12 @@ void cVideo::Standby(unsigned int bOn)
 	if (bOn)
 	{
 		closeDevice();
-		if(fd < 0)
-			setAVInput(1);
+		setAVInput(AUX);
 	}
 	else
 	{
 		openDevice();
-		if(fd >= 0)
-			setAVInput(0);
+		setAVInput(ENCODER);
 	}
 	video_standby = bOn;
 	SetCECState(video_standby);