Simplify parameters' handling

diff --git a/video/ff_encode b/video/ff_encode
index 8b192708a1bde6033cfe687e1941353f3e361f04..bdca2177eb8b2232124396343ab2211a87fcd0fc 100755 (executable)
--- a/video/ff_encode
+++ b/video/ff_encode
@@ -7,14 +7,10 @@ fi
 
 if [ -z "$vcodec" ]; then
    vcodec=mpeg4
-else
-   vcodec="$vcodec"
 fi
 
 if [ -z "$vbitrate" ]; then
    vbitrate=1600k
-else
-   vbitrate="$vbitrate"
 fi
 
 if [ -n "$vscale" ]; then
@@ -23,20 +19,14 @@ fi
 
 if [ -z "$acodec" ]; then
    acodec=libmp3lame
-else
-   acodec="$acodec"
 fi
 
 if [ -z "$abitrate" ]; then
    abitrate=256k
-else
-   abitrate="$abitrate"
 fi
 
 if [ -z "$pass" ]; then
    pass=1
-else
-   pass="$pass"
 fi
 
 input="$1"