diff --git a/pack-set b/pack-set
index df8d5cd..641a28b 100755
--- a/pack-set
+++ b/pack-set
@@ -4,18 +4,13 @@ for INFILE in "$@"
 do
     echo "$INFILE"
 
-    COMMON="--exposure=-2.5 --peak=141"
+    COMMON="--quality=0.75 --exposure=-2.5 --peak=141"
     SPEED="slow"
     #SPEED="veryfast"
 
     SMALL="$COMMON --size=4m --preset=$SPEED"
     LARGE="$COMMON --size=25m --preset=$SPEED"
-    LETTERBOX="--quality=0.75"
-    CROP="--crop"
 
-    pack-vid $SMALL $CROP "$INFILE" "${INFILE%.mp4}-crop-small.mp4"
-    pack-vid $SMALL $LETTERBOX "$INFILE" "${INFILE%.mp4}-letterbox-small.mp4"
-
-    pack-vid $LARGE $CROP "$INFILE" "${INFILE%.mp4}-crop-large.mp4"
-    pack-vid $LARGE $LETTERBOX "$INFILE" "${INFILE%.mp4}-letterbox-large.mp4"
+    pack-vid $SMALL "$INFILE" "${INFILE%.mp4}-small.mp4"
+    pack-vid $LARGE "$INFILE" "${INFILE%.mp4}-large.mp4"
 done
diff --git a/pack-vid b/pack-vid
index cf699eb..7b3c660 100755
--- a/pack-vid
+++ b/pack-vid
@@ -17,6 +17,7 @@ $maxBytes = $maxBytes * 15 / 16; // leave some headroom
 
 $options = [
     'crop' => false,
+    'letterbox' => false,
     'no-audio' => false,
     'exposure' => '0', // stops
     'peak' => '1000', // '10000' is max
@@ -41,7 +42,8 @@ if ( count ( $args ) < 2 ) {
     die(
         "Usage: $self [options...] <srcfile.mp4> <destfile.mp4>\n" .
         "Options:\n" .
-        "  --crop         crop instead of padding\n" .
+        "  --crop         crop to 16:9\n" .
+        "  --letterbox    pad to 16:9\n" .
         "  --no-audio     strip audio\n" .
         "  --exposure=n   adjust exposure\n" .
         "  --peak=n       set HDR peak nits\n" .
@@ -177,6 +179,7 @@ function convert( $src, $dest, $options ) {
     $aspect = $width / $height;
     $wide = $aspect > ( $frameWidth / $frameHeight );
     $crop = boolval( $options['crop'] );
+    $letterbox = boolval( $options['letterbox'] );
     if ( $crop ) {
         if ( $wide ) {
             $scaleHeight = $frameHeight;
@@ -213,7 +216,7 @@ function convert( $src, $dest, $options ) {
     $filters[] = "format=yuv420p";
     if ( $crop ) {
         $filters[] = "crop=w=$frameWidth:h=$frameHeight";
-    } else {
+    } elseif ( $letterbox ) {
         $offsetX = round( ( $frameWidth - $scaleWidth) / 2 );
         $offsetY = round( ( $frameHeight - $scaleHeight) / 2 );
         $filters[] = "pad=w=$frameWidth:h=$frameHeight:x=$offsetX:y=$offsetY";