diff --git a/linphone/mediastreamer2/src/msv4l.c b/linphone/mediastreamer2/src/msv4l.c
index 07e9e123d..8c0e1e18b 100644
--- a/linphone/mediastreamer2/src/msv4l.c
+++ b/linphone/mediastreamer2/src/msv4l.c
@@ -926,6 +926,10 @@ static void v4l_preprocess(MSFilter *f){
 		v4l_start(f,NULL);
 		v4l_start_capture(s);
 	}
+	else
+	{
+		v4l_start_capture(s);
+	}
 }
 
 static void v4l_postprocess(MSFilter *f){
@@ -934,6 +938,10 @@ static void v4l_postprocess(MSFilter *f){
 		v4l_stop_capture(s);
 		v4l_stop(f,NULL);
 	}
+	else
+	{
+		v4l_stop_capture(s);
+	}
 }
 
 static int v4l_set_fps(MSFilter *f, void *arg){