73 lines
1.9 KiB
Bash
73 lines
1.9 KiB
Bash
# Alias for bottom with shorthand for configuration.
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# bottom [config (default: none)]
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bottom () {
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if [[ -z $1 ]]; then
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btm
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else
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btm -C "$HOME/.config/bottom/$1.toml"
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fi
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}
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# Returns the previous month as "Month Year" (ie. "April 2023").
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# date-last-month-year
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date-last-month-year () {
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# The inner date "+'%Y-%m-01'" gets the date of the current month with 01 as the day.
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# Then that date has 1 day subtracted (date -d ... -1 day).
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# And finally "+'%B %Y'" gets the resulting date as the month and year.
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date -d "$(date +'%Y-%m-01') -1 day" +'%B %Y'
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}
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# Copies a section from a video using ffmpeg.
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# extract-clip <input file> <start timestamp> <end timestamp> <output file>
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extract-clip () {
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ffmpeg -ss "$2" -i "$1" -to "$3" -c copy "$4"
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}
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# Creates a new signed, annotated git tag.
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# gtag <version number>
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gtag () {
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git tag -s -a "$1" -m "Version $1"
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}
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# Tries to find a feed URL for any given URLs.
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# get-feed-url <url ...>
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get-feed-url () {
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for input_url in "$@"; do
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html=$(curl -fsLS "$input_url")
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echo $(echo $html | select-html '[property="og:title"]' -a "content")
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echo $(echo $html | select-html '[rel="alternate"][type]' -a "href")
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echo
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done
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}
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# Create a directory and cd into it.
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# mc <directory>
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mc () {
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mkdir -p "$1"
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cd "$1"
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}
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# Select a window and resize it to the specified resolution.
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# resize-window [width (default: 1280)] [height (default: 720)]
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resize-window () {
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xdotool selectwindow windowsize ${1-1280} ${2-720}
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}
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# Converts any given files to 128K Opus using ffmpeg.
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# to-opus <file ...>
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to-opus () {
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for input_file in "$@"; do
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output_file="${input_file%.*}.opus"
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ffmpeg -i "$input_file" -c:a libopus -b:a 128K "$output_file"
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done
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}
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# Converts any given files to 128K MP3 using ffmpeg.
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# to-mp3 <file ...>
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to-mp3 () {
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for input_file in "$@"; do
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output_file="${input_file%.*}.mp3"
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ffmpeg -i "$input_file" -map_metadata 0:s:a:0 -b:a 128K -y "$output_file"
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done
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}
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