Add ytdl_format.

download-yt-feeds.sh

@@ -51,13 +51,15 @@ function main()
     source "${config_path}"
     [[ -z "${download_dir}" ]] && die 2 "download_dir not specified."
     [[ -z "${keep_for_days}" ]] && die 2 "keep_for_days not specified."
+    [[ -z "${ytdl_format}" ]] && local ytdl_format="best"
 
     local -a feedlist=("${(@Q)${(z)$(read_feedlist)}}")
     for feed in ${feedlist}; do
         youtube-dl \
             --download-archive "$(get_config_path)/downloaded" \
             --dateafter "now-${keep_for_days}days" \
-            --output "${download_dir}/%(title)s.%(ext)s" \
+            --output "${download_dir}/%(channel)s/%(title)s.%(ext)s" \
+            --format "${ytdl_format}" \
             "${feed}"
     done
 }