Add utils. Adjust .default in ckin for brown player controls

docs/ckin/css/ckin.css

@@ -1,6 +1,6 @@
 /*!
    ckin v0.0.1: Custom HTML5 Video Player Skins.
-   (c) 2017 
+   (c) 2017
    MIT License
    git+https://github.com/hunzaboy/ckin.git
 */
@@ -124,6 +124,7 @@ video {
   overflow: hidden;
   border-radius: 5px;
   cursor: pointer;
+  background-color: bisque;
 }
 
 .default:before {

util/Fade.sh

@@ -0,0 +1,40 @@
+#!/bin/bash
+
+# Audio + vidéo fade out at the end of mp4 files
+
+# 2015-09-09 19:07:17.0 +0200 / Gilles Quenot
+# tweaked by twobob 2020
+
+# length of the fade out
+fade_duration=3 # seconds
+
+if [[ ! $2 ]]; then
+    cat<<EOF
+Usage:
+    ${0##*/} <input mp4> <output mp4>
+EOF
+    exit 1
+fi
+
+if [[ -f "$2" ]] ; then
+    echo "$2 already exists. Exiting."
+    exit 1
+fi
+
+
+for x in bc awk ffprobe ffmpeg; do
+    if ! type &>/dev/null $x; then
+        echo >&2 "$x should be installed"
+        ((err++))
+    fi
+done
+
+((err > 0)) && exit 1
+
+duration=$(ffprobe -select_streams v -show_streams "$1" 2>/dev/null |
+    awk -F= '$1 == "duration"{print $2}')
+final_cut=$(bc -l <<< "$duration - $fade_duration")
+ffmpeg -n -i "$1" \
+    -filter:v "fade=out:st=$final_cut:d=$fade_duration" \
+    -af "afade=t=out:st=$final_cut:d=$fade_duration" \
+    -c:v libx264 -c:a aac -strict experimental -shortest -pix_fmt yuv420p -preset slower "$2"