* Script for generating thumbnails

This commit is contained in:
shockrah 2021-10-16 19:18:20 -07:00
parent e9b2507ec5
commit 7046d835b8

51
scripts/generate-thumbnail.sh Executable file
View File

@ -0,0 +1,51 @@
#!/bin/sh
vid_path="$1"
nail_dir="$2"
# ./nail asd/fas/dfasdf.mkv /media/videos /media/thumbnails
show_usage() {
cat << EOF
$@
./nail.sh VIDEO_FILE OUTPUT_DIR
Example:
./nail video.mp4 /thumbnails/example
VIDEO_FILE
Path to file from which we generate a thumbnail
OUTPUT_DIR
Directory to save the thumbnail
EOF
}
# First some basic checks
if [ ! -f "$vid_path" ]; then
show_usage Video file path invalid
exit 1
fi
if [ ! -d "$nail_dir" ];then
show_usage Thumbnails directory invalid
exit 1
fi
# Check if we have _any_ parameters
if [ -z $1 ];then
show_usage "Create thumbnails for videos"
exit 1
fi
# Next make sure that we have ffmpeg installed
if [ -z "`type ffmpeg`" ];then
echo ffmpeg is not installed! This is required for generating thumbnails
exit 1
fi
vid_base_name=`basename "$vid_path"`
vid_extension="${vid_base_name##*.}"
thumbnail_base_name="$vid_base_name.jpg"
# Always overwrite, grab first second first frame from $vid_path to
# nail_dir/vid_base_name.jpg
ffmpeg -y -ss 00:00:01 -i "$vid_path" -frames:v 1 "$nail_dir/$thumbnail_base_name"