Jellyfin - Set English Audio to Default (set -v to see the verbose of ffmpeg)

jellyfinEnglishDefault.sh

#!/bin/bash

FFMPEG="/usr/lib/jellyfin-ffmpeg/ffmpeg"
FFPROBE="/usr/lib/jellyfin-ffmpeg/ffprobe"
VERBOSE=false
SUMMARY=""
COUNT=0

# --- COLOR PALETTE ---
# Standard
BLACK='\033[0;30m'
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[0;33m'
BLUE='\033[0;34m'
PURPLE='\033[0;35m'
CYAN='\033[0;36m'
GRAY='\033[0;37m'
WHITE='\033[0;38m'

# Bold
B_RED='\033[1;31m'
B_GREEN='\033[1;32m'
B_YELLOW='\033[1;33m'
B_CYAN='\033[1;36m'

# UI Elements
DIM='\033[2m'
UNDERLINE='\033[4m'
BOLD='\033[1m'
XBOLD='\033[21m'
NC='\033[0m' # No Color (Reset)

while getopts "v" opt; do
  case $opt in
    v) VERBOSE=true ;;
    *) echo "Usage: $0 [-v]"; exit 1 ;;
  esac
done

# High-Visibility Block Spinner
spinner() {
    local pid=$1
    local current=$2
    local total=$3
    local filename=$4
    local delay=0.1
    # This sequence uses fading blocks which are very visible
    local spinstr='█▓▒░▒▓'
    
    while kill -0 "$pid" 2>/dev/null; do
        for (( i=0; i<${#spinstr}; i++ )); do
            if ! kill -0 "$pid" 2>/dev/null; then break; fi
            # [█] [1/8] Filename...
            printf "\r${B_CYAN}[%s]${NC} ${B_WHITE}%s/%s${NC} %s" "${spinstr:$i:1}" "$current" "$total" "$filename"
            sleep $delay
        done
    done
}

echo -e "${GRAY}---------------------------------------${NC}"
echo -e "${CYAN}[ℹ]${NC} Jellyfin English Default Track Setter"
echo -e "${GRAY}---------------------------------------${NC}"

if ! ls *.mkv >/dev/null 2>&1; then
    echo ""
    echo -e "${CYAN}[${RED}✖${CYAN}]${NC} No .mkv files found in $(pwd)"
    exit 1
fi

echo ""
echo -e "${GRAY}---------------------------------------${NC}"
echo -e "${CYAN}[ℹ]${NC} Starting batch process in: $(pwd)"
[ "$VERBOSE" = true ] && echo -e "${YELLOW}[⚠]${NC} Verbose mode enabled${NC}"

for f in *.mkv; do
    if [ "$VERBOSE" = true ]; then
        echo "Processing: $f"
        # Silent Probe to find track
        LINE_NUM=$($FFPROBE -v error -select_streams a -show_entries stream=index:stream_tags=language -of csv=p=0 "$f" | grep -ni ",eng" | cut -d':' -f1 | head -n 1)
        if [ -z "$LINE_NUM" ]; then
            SUMMARY+="\n${YELLOW}[⚠] SKIP:${NC} '$f' (No English track)"
            continue
        fi
        TRACK_INDEX=$((LINE_NUM - 1))
        if $FFMPEG -i "$f" -map 0 -c copy -disposition:a 0 -disposition:a:$TRACK_INDEX default "temp_$f" -y; then
            mv "temp_$f" "$f"
            SUMMARY+="\n${GREEN}[✔] OK:${NC}   '$f'"
            ((COUNT++))
        else
            rm -f "temp_$f"
            SUMMARY+="\n${RED}[✖] FAIL:${NC} '$f'"
        fi
    else
        # Run background logic
        (
            LINE_NUM=$($FFPROBE -v error -select_streams a -show_entries stream=index:stream_tags=language -of csv=p=0 "$f" | grep -ni ",eng" | cut -d':' -f1 | head -n 1)
            [ -z "$LINE_NUM" ] && exit 2
            
            TRACK_INDEX=$((LINE_NUM - 1))
            if $FFMPEG -i "$f" -map 0 -c copy -disposition:a 0 -disposition:a:$TRACK_INDEX default "temp_$f" -y -loglevel error; then
                mv "temp_$f" "$f"
                exit 0
            else
                rm -f "temp_$f"
                exit 1
            fi
        ) &
        
        FF_PID=$!
        spinner $FF_PID "$f"
        wait $FF_PID
        EXIT_CODE=$?

        # Clean line and print status
        printf "\r\033[K"
        if [ $EXIT_CODE -eq 0 ]; then
            echo -e "${CYAN}[${GREEN}✔${CYAN}]${NC} $f"
            SUMMARY+="\n${GREEN}[✔] OK:${NC}   '$f'"
            ((COUNT++))
        elif [ $EXIT_CODE -eq 2 ]; then
            echo -e "${CYAN}[${YELLOW}⚠${CYAN}]${NC} $f (No English track)"
            SUMMARY+="\n${YELLOW}[⚠] SKIP:${NC} '$f'"
        else
            echo -e "${CYAN}[${RED}✖${CYAN}]${NC} $f (Error)"
            SUMMARY+="\n${RED}[✖] FAIL:${NC} '$f'"
        fi
    fi
done
echo ""
echo -e "${GRAY}---------------------------------------${NC}"
echo -e "\n${CYAN}Final Report:${NC}"
echo -e "${GRAY}---------------------------------------${NC}"
echo -e "${SUMMARY:-No files processed.}"
echo -e "${GRAY}---------------------------------------${NC}"
echo -e "Done! Updated ${GREEN}$COUNT${NC} files."