Update some scripts

bin/join-video

@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+
+if which tput >/dev/null 2>&1; then
+    ncolors=$(tput colors)
+fi
+if [ -t 1 ] && [ -n "$ncolors" ] && [ "$ncolors" -ge 8 ]; then
+    RED="$(tput setaf 1)"
+    GREEN="$(tput setaf 2)"
+    YELLOW="$(tput setaf 3)"
+    BLUE="$(tput setaf 4)"
+    MAGENTA="$(tput setaf 5)"
+    CYAN="$(tput setaf 6)"
+    BOLD="$(tput bold)"
+    NORMAL="$(tput sgr0)"
+else
+    RED=""
+    GREEN=""
+    YELLOW=""
+    BLUE=""
+    MAGENTA=""
+    CYAN=""
+    BOLD=""
+    NORMAL=""
+fi
+
+filename=$(basename -- "$1")
+output_name="$2"
+
+if [[ $filename == "" || $output_name == "" ]]; then
+    printf "${BOLD}${RED}Usage: create a text file that lists the input video paths on separate lines using the format: file '/path/to/video'. Then call:\n\n$0 <list name> <output name>${NORMAL}\n"
+    exit 1
+fi
+
+output="${output_name}.mp4"
+
+printf "\n${YELLOW}${BOLD}Joining contents of '$filename'| output: $output${NORMAL}\n"
+
+ffmpeg -f concat -safe 0 -i "$filename" -c copy "$output"
+
+printf "\n${GREEN}${BOLD}Finished joining${NORMAL}\n\n"
+