yt-dlp-and-sleep.sh


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#!/bin/sh

# pass this in the command-line
#--script-opts ytdl_hook-ytdl_path=/path/to/this-file/yt-dlp-and-sleep.sh
# or, in configuration ~/.config/mpv/mpv.conf
#script-opts=ytdl_hook-ytdl_path=/path/to/this-file/yt-dlp-and-sleep.sh

(
    yt-dlp "$@" \
        | tee /dev/fd/3 \
        | jq '[
            .formats | .[] | .available_at
                | select(. != null)
                | (. - now)
                | select(. > 0)
            ]|max + 0' \
        | (read t && sleep $t; :)
) 3>&1