#!/bin/bash

##################################################
# ks-av1 (ks-tools) - Convert video to AV1 codec #
# Date: 22-05-2023                               #
# Author: q3aql                                  #
# Contact: q3aql@duck.com                        #
##################################################
VERSION="8.5-dev"
M_DATE="220523"

# Detect version ffmpeg for old releases
ffmpeg_version=$(ffmpeg -version 2>&1 | grep version | head -1 | cut -d " " -f 3 | cut -d "." -f 1)
IFS="abcdefghijklmnopqrstyvwxzABCDEFHIJKLMNOPQRSTYVWXZ@/()"
ffmpeg_version=$(echo ${ffmpeg_version})
IFS=$' \t\n'
unset IFS
if [ -z "${ffmpeg_version}" ] ; then
  video_sync="vsync"
else
  if [ ${ffmpeg_version} -lt 5 ] ; then
    video_sync="vsync"
  else
    video_sync="fps_mode"
  fi
fi

# Global parameters
dirTemp="/tmp"
listTemp="ks-tools.list"
ksToolsTempFolder="/tmp/ks-tools"
configFolder=${HOME}/.ks-tools 
configFile=${configFolder}/ks-av1

# Basic parameters creating config file.
rel_size="1280x534"
vcodec="libsvtav1"
b_vcodec="2000k"
acodec="libvorbis"
b_acodec="160k"
default_lang_audio="spa"
default_lang_subt="spa"
v_ext="webm"

# Check cygwin alias (for Windows)
if [ -f "/usr/bin/cygwin-alias.sh" ] ; then
  shopt -s expand_aliases
  source "/usr/bin/cygwin-alias.sh"
fi

# Setting the correct resolution for the video file
# Sintaxis: set_resolution <resolution> <file>
function set_resolution() {
  check_bc_app_directories="/usr/bin /bin /usr/local/bin ${HOME}/.local/bin"
  set_rel="${1}"
  input_video_file="${2}"
  bc_found="1"
  for file in ${check_bc_app_directories} ; do
    if [ -f ${file}/bc ] ; then
      bc_found=0
    fi
  done
  if [ ${bc_found} -eq 0 ] ; then
    file_rel=$(ffmpeg -i "${2}" 2>&1 | grep Stream | grep Video: | grep -Po '\d{3,5}x\d{3,5}')
    if [ -z "${file_rel}" ] ; then
      echo ${set_rel}
    else
      file_rel_width=$(echo ${file_rel} | cut -d "x" -f 1)
      file_rel_height=$(echo ${file_rel} | cut -d "x" -f 2)
      set_rel_width=$(echo ${set_rel} | cut -d "x" -f 1)
      aspect_rel=$(echo ${file_rel_width} / ${file_rel_height} | bc -l)
      new_rel_height=$(echo ${set_rel_width} / ${aspect_rel} | bc)
      even_number=$(echo ${new_rel_height} % 2 | bc)
      if [ ${even_number} -ne 0 ] ; then
        new_rel_height=$(expr ${new_rel_height} + 1)
      fi
      echo ${set_rel_width}x${new_rel_height}
    fi
  else
    echo ${set_rel}
  fi
}

# Create inicial config file
mkdir -p ${configFolder}
if [ -f ${configFile} ] ; then
  exist_rel_size=$(cat ${configFile} | grep "rel_size=")
  exist_vcodec=$(cat ${configFile} | grep "vcodec=" | cut -c2 | cut -d "_" -f 1)
  exist_b_vcodec=$(cat ${configFile} | grep "b_vcodec=") 
  exist_acodec=$(cat ${configFile} | grep "acodec" | cut -c2 | cut -d "_" -f 1) 
  exist_b_acodec=$(cat ${configFile} | grep "b_acodec=") 
  exist_default_lang_audio=$(cat ${configFile} | grep "default_lang_audio=") 
  exist_default_lang_subt=$(cat ${configFile} | grep "default_lang_subt=") 
  exist_v_ext=$(cat ${configFile} | grep "v_ext=")
  if [ -z ${exist_rel_size} ] ; then
    echo "rel_size=${rel_size}" >> ${configFile}
  fi
  if [ -z ${exist_vcodec} ] ; then
    echo "vcodec=${vcodec}" >> ${configFile}
  fi 
  if [ -z ${exist_b_vcodec} ] ; then
    echo "b_vcodec=${b_vcodec}" >> ${configFile}
  fi
  if [ -z ${exist_acodec} ] ; then
    echo "acodec=${acodec}" >> ${configFile}
  fi
  if [ -z ${exist_b_acodec} ] ; then
    echo "b_acodec=${b_acodec}" >> ${configFile}
  fi
  if [ -z ${exist_default_lang_audio} ] ; then
    echo "default_lang_audio=${default_lang_audio}" >> ${configFile}
  fi
  if [ -z ${exist_default_lang_subt} ] ; then
    echo "default_lang_subt=${default_lang_subt}" >> ${configFile}
  fi
  if [ -z ${exist_v_ext} ] ; then
    echo "v_ext=${v_ext}" >> ${configFile}
  fi
  source ${configFile}
  rel_size=$(set_resolution ${rel_size} "${1}")
else
  echo "#!/bin/bash" > ${configFile}
  echo "" >> ${configFile}
  echo "rel_size=${rel_size}" >> ${configFile}
  echo "vcodec=${vcodec}" >> ${configFile}
  echo "b_vcodec=${b_vcodec}" >> ${configFile}
  echo "acodec=${acodec}" >> ${configFile}
  echo "b_acodec=${b_acodec}" >> ${configFile}
  echo "default_lang_audio=${default_lang_audio}" >> ${configFile}
  echo "default_lang_subt=${default_lang_subt}" >> ${configFile}
  echo "v_ext=${v_ext}" >> ${configFile}
  source ${configFile}
  rel_size=$(set_resolution ${rel_size} "${1}")
fi

# Check if ffmpeg is installed
path_check="/usr/bin /bin /usr/local/bin ${HOME}/.local/bin"
dependencies="ffmpeg grep sed grep cut head tail tr cat"
dependencies_found=""
dependencies_not_found=""
for checkPath in ${path_check} ; do
  for checkDependencies in ${dependencies} ; do
    if [ -f ${checkPath}/${checkDependencies} ] ; then
      dependencies_found="${dependencies_found} ${checkDependencies}"
    fi
  done
done
for notFound in ${dependencies} ; do
  check_found_one=$(echo ${dependencies_found} | grep " ${notFound}")
  check_found_two=$(echo ${dependencies_found} | grep "${notFound} ")
  if_not_found="${check_found_one}${check_found_two}"
  if [ -z "${if_not_found}" ] ; then
    dependencies_not_found="${dependencies_not_found} ${notFound}"
  fi
done
# Show if all tools are installed
if [ -z "${dependencies_not_found}" ] ; then
  echo > /dev/null
else
  echo ""
  echo "* ks-av1 (ks-tools) v${VERSION} (${M_DATE})"
  echo ""
  echo "* Some required tools are not installed:${dependencies_not_found}"
  echo "* The process has been stopped"
  echo ""
  exit
fi

# Funcion to show the name of file/folder from full path
# Syntax: extractFolderOrFile <full/path/file.txt>
function extractFolderOrFile() {
  pathToExtract="${1}/"
  findFolder=0
  count=1
  nameFolder=$(echo ${pathToExtract} | cut -d "/" -f ${count})
  count=$(expr $count + 1)
  while [ ${findFolder} -eq 0 ] ; do
    nameFolderTemp=$(echo ${pathToExtract} | cut -d "/" -f ${count})
    if [ -z "${nameFolderTemp}" ] ; then
      findFolder=1
    else
      nameFolder="${nameFolderTemp}"
      count=$(expr $count + 1)
    fi
  done
  echo "${nameFolder}"
}

# Function to remove extension from file
# Syntax: removeExtension "<text>"
function removeExtension() {
  wordToConvert=${1}
  ksToolsSedFile="${ksToolsTempFolder}/ks-tools-${RANDOM}.txt"
  mkdir -p ${ksToolsTempFolder} && chmod 777 -R ${ksToolsTempFolder} 2> /dev/null
  echo "${wordToConvert}" > ${ksToolsSedFile}
  # Remove extensions
  sed -i 's/.avi//g' "${ksToolsSedFile}" &> /dev/null
  sed -i 's/.mp4//g' "${ksToolsSedFile}" &> /dev/null
  sed -i 's/.mkv//g' "${ksToolsSedFile}" &> /dev/null
  sed -i "s/.mov//g" "${ksToolsSedFile}" &> /dev/null
  sed -i 's/.vob//g' "${ksToolsSedFile}" &> /dev/null
  sed -i 's/.mpg//g' "${ksToolsSedFile}" &> /dev/null
  sed -i 's/.mpeg//g' "${ksToolsSedFile}" &> /dev/null
  sed -i 's/.wmv//g' "${ksToolsSedFile}" &> /dev/null
  sed -i 's/.ogv//g' "${ksToolsSedFile}" &> /dev/null
  sed -i 's/.webm//g' "${ksToolsSedFile}" &> /dev/null
  sed -i 's/.flv//g' "${ksToolsSedFile}" &> /dev/null
  # Show file without extension
  wordToConvert=$(cat ${ksToolsSedFile})
  echo ${wordToConvert}
}

# Function to show files with spaces.
# Syntax: showFileWithSpace <file number>
function showFileWithSpace() {
  echo "${1}" > ${dirTemp}/name.tmp
  sed -i 's/_/ /g' ${dirTemp}/name.tmp
  DisplayName=$(cat ${dirTemp}/name.tmp)
  rm -rf ${dirTemp}/name.tmp
  echo ${DisplayName}
}

# Syntax: ks-av1 </absolute/path/video.mkv> </path/prefix_name>
if [ -z "${1}" ] ; then
  echo ""
  echo "* ks-av1 (ks-tools) v${VERSION} (${M_DATE})"
  echo ""
  echo "- Convert video file(s) to compact and efficient AV1 codec"
  echo ""
  echo "+ Config: ${configFile}"
  echo ""
  echo " - Resolution: ${rel_size}"
  echo " - Video codec: ${vcodec}"
  echo " - Bitrate video: ${b_vcodec}"
  echo " - Audio codec: ${acodec} (stereo)"
  echo " - Bitrate audio: ${b_acodec}"
  echo " - Default Audio: ${default_lang_audio}"
  echo " - Default Subtitle: ${default_lang_subt} (forced)"
  echo " - Container: ${v_ext}"
  echo ""
  echo "+ Syntax: "
  echo ""
  echo "  $ ks-av1 </absolute/path/video.mkv> </path/prefix_name>"
  echo ""
  echo " + Example: ks-av1 /data/movies/Example.mkv /data/converted/Example"
  echo ""
  exit
fi
if [ -f "${1}" ] ; then
  echo "detected" > /dev/null
else
  echo ""
  echo "* ks-av1 (ks-tools) v${VERSION} (${M_DATE})"
  echo ""
  echo "* The file '${1}' does not exist!"
  echo ""
  exit
fi

# Load profile for codecs
profile_codec=" "
selected_codec="${vcodec}"
if [ "${selected_codec}" == "libx264" ] ; then
  profile_codec=" -profile:v high "
elif [ "${selected_codec}" == "libx265" ] ; then
  profile_codec=" -profile:v main "
elif [ "${selected_codec}" == "libaom-av1" ] ; then
  profile_codec=" -profile:v main "
elif [ "${selected_codec}" == "libsvtav1" ] ; then
  profile_codec=" -profile:v main "
else
  profile_codec=" "
fi

# Conversion parameters
p_ffmpeg="ffmpeg -i"
p_ffmpeg_patched="-max_muxing_queue_size 9999"
f_conversion="-${video_sync} cfr -af aresample=async=1"
# Check if video input uses H265 (HEVC)
codec_h265=$(${p_ffmpeg} "${1}" 2>&1 | grep Stream | tr -s " " | grep "Video:" | grep "h265")
codec_hevc=$(${p_ffmpeg} "${1}" 2>&1 | grep Stream | tr -s " " | grep "Video:" | grep "hevc")
yuv420p10le=$(${p_ffmpeg} "${1}" 2>&1 | grep Stream | tr -s " " | grep "Video:" | grep "yuv420p10le")
hevc_main10=$(${p_ffmpeg} "${1}" 2>&1 | grep Stream | tr -s " " | grep "Video:" | grep "Main 10")
hevc_hdr_bt=$(${p_ffmpeg} "${1}" 2>&1 | grep Stream | tr -s " " | grep "Video:" | grep "bt2020")
hevc_hdr_smp=$(${p_ffmpeg} "${1}" 2>&1 | grep Stream | tr -s " " | grep "Video:" | grep "smpte2084")
codec_h265_hevc="${codec_h265}${codec_hevc}${yuv420p10le}${hevc_main10}"
hevc_hdr="${hevc_hdr_bt}${hevc_hdr_smp}"
if [ -z "${codec_h265_hevc}" ] ; then
  p_conversion="-s ${rel_size} -c:v ${vcodec}${profile_codec}-b:v ${b_vcodec} -c:a ${acodec} -b:a ${b_acodec}"
else
  if [ -z "${hevc_hdr}" ] ; then
    p_conversion="-s ${rel_size} -c:v ${vcodec}${profile_codec}-pix_fmt yuv420p -b:v ${b_vcodec} -c:a ${acodec} -b:a ${b_acodec}"
  else
    p_conversion="-s ${rel_size} -c:v ${vcodec} -vf zscale=t=linear:npl=100,format=gbrpf32le,zscale=p=bt709,tonemap=tonemap=hable:desat=0,zscale=t=bt709:m=bt709:r=tv${profile_codec}-pix_fmt yuv420p -b:v ${b_vcodec} -c:a ${acodec} -b:a ${b_acodec}"
  fi
fi

# Init conversion file
current_date=$(date +%Y)
if [ -z "${2}" ] ; then
  echo ""
  echo "* ks-av1 (ks-tools) v${VERSION} (${M_DATE})"
  echo ""
  echo "- Convert video file(s) to compact and efficient AV1 codec"
  echo ""
  echo "+ Config:"
  echo ""
  echo " - Resolution: ${rel_size}"
  echo " - Video codec: ${vcodec}"
  echo " - Bitrate video: ${b_vcodec}"
  echo " - Audio codec: ${acodec} (stereo)"
  echo " - Bitrate audio: ${b_acodec}"
  echo " - Default Audio: ${default_lang_audio}"
  echo " - Default Subtitle: ${default_lang_subt} (forced)"
  echo " - Container: ${v_ext}"
  echo ""
  echo "+ Syntax: "
  echo ""
  echo "  $ ks-av1 </absolute/path/video.mkv> </path/prefix_name>"
  echo ""
  echo " + Example: ks-av1 /data/movies/Example.mkv /data/converted/Example"
  echo ""
  exit
else
  echo ""
  echo "* Information of ${1}:"
  echo ""
  echo "+ Video Tracks:"
  ${p_ffmpeg} "${1}" 2>&1 | grep Stream | tr -s " " | grep "Video:" | cut -d "," -f 1
  echo ""
  echo "+ Audio Tracks:"
  ${p_ffmpeg} "${1}" 2>&1 | grep Stream | tr -s " " | grep "Audio:" | cut -d "," -f 1
  echo ""
  echo "+ Subtitle Tracks:"
  ${p_ffmpeg} "${1}" 2>&1 | grep Stream | tr -s " " | grep "Subtitle:" | cut -d "," -f 1
  echo ""
  # Check de video track by default
  video_default=$(${p_ffmpeg} "${1}" 2>&1 | grep Stream | tr -s " " | grep "Video:" | cut -d " " -f 3 | cut -c2-5 | cut -d "(" -f 1 | cut -d "[" -f 1 | head -1)
  if [ -z "${video_default}" ] ; then
    video_default="0:0"
  else
    video_default_patch=$(echo ${video_default} | cut -c4)
    if [ "${video_default_patch}" == ":" ] ; then
      video_default=$(echo ${video_default} | cut -c1-3)
    else
      video_default="${video_default}"
    fi
  fi
  # Ask for video
  echo -n "* (Default: ${video_default}) Type the number of video track: " ; read video_track
  if [ -z "${video_track}" ] ; then
    video_track="${video_default}"
  else
    video_track="${video_track}"
  fi
  # Check the audio track by default
  audio_default=$(${p_ffmpeg} "${1}" 2>&1 | grep Stream | tr -s " " | grep "Audio:" | grep "(${default_lang_audio})" | cut -d " " -f 3 | cut -c2-5 | cut -d "(" -f 1 | cut -d "[" -f 1 | head -1)
  if [ -z "${audio_default}" ] ; then
    audio_default=$(${p_ffmpeg} "${1}" 2>&1 | grep Stream | tr -s " " | grep "Audio:" | cut -d " " -f 3 | cut -c2-5 | cut -d "(" -f 1 | cut -d "[" -f 1 | head -1)
    if [ -z "${audio_default}" ] ; then
      audio_default="0:1"
    else
      audio_default_patch=$(echo ${audio_default} | cut -c4)
      if [ "${audio_default_patch}" == ":" ] ; then
        audio_default=$(echo ${audio_default} | cut -c1-3)
      else
        audio_default="${audio_default}"
      fi
    fi
  else
    audio_default_patch=$(echo ${audio_default} | cut -c4)
    if [ "${audio_default_patch}" == ":" ] ; then
      audio_default=$(echo ${audio_default} | cut -c1-3)
    else
      audio_default="${audio_default}"
    fi
  fi
  # Ask for audio
  echo -n "* (Default: ${audio_default}) Type the number of audio track: " ; read audio_track
  if [ -z "${audio_track}" ] ; then
    audio_track="${audio_default}"
  else
    audio_track="${audio_track}"
  fi
  # Check the subtitle track by default
  subtitle_default=$(${p_ffmpeg} "${1}" 2>&1 | grep Stream | tr -s " " | grep "Subtitle:" | grep "(${default_lang_subt})" | grep "(forced)" | cut -d " " -f 3 | cut -c2-5 | cut -d "(" -f 1 | cut -d "[" -f 1 | head -1)
  if [ -z "${subtitle_default}" ] ; then
    subtitle_default=$(${p_ffmpeg} "${1}" 2>&1 | grep Stream | tr -s " " | grep "Subtitle:" | grep "(${default_lang_subt})" | cut -d " " -f 3 | cut -c2-5 | cut -d "(" -f 1 | cut -d "[" -f 1 | head -1)
    if [ -z "${subtitle_default}" ] ; then
      subtitle_default=$(${p_ffmpeg} "${1}" 2>&1 | grep Stream | tr -s " " | grep "Subtitle:" | cut -d " " -f 3 | cut -c2-5 | cut -d "(" -f 1 | cut -d "[" -f 1 | head -1)
      if [ -z "${subtitle_default}" ] ; then
        subtitle_default="0:3"
      else
        subtitle_default_patch=$(echo ${subtitle_default} | cut -c4)
        if [ "${subtitle_default_patch}" == ":" ] ; then
          subtitle_default=$(echo ${subtitle_default} | cut -c1-3)
        else
          subtitle_default="${subtitle_default}"
        fi
      fi
    else
      subtitle_default_patch=$(echo ${subtitle_default} | cut -c4)
      if [ "${subtitle_default_patch}" == ":" ] ; then
        subtitle_default=$(echo ${subtitle_default} | cut -c1-3)
      else
        subtitle_default="${subtitle_default}"
      fi
    fi
  else
    subtitle_default_patch=$(echo ${subtitle_default} | cut -c4)
    if [ "${subtitle_default_patch}" == ":" ] ; then
      subtitle_default=$(echo ${subtitle_default} | cut -c1-3)
    else
      subtitle_default="${subtitle_default}"
    fi
  fi
  # Ask for subtitle
  echo -n "* (Default: n) Do you want include subtitles? (y/n): " ; read subtitles_y_n
  if [ "${subtitles_y_n}" == "y" ] ; then
    echo -n "* (Default: ${subtitle_default}) Type the number of subtitle track: " ; read subtitle_track
    if [ -z "${subtitle_track}" ] ; then
      subtitle_track="${subtitle_default}"
    else
      subtitle_track="${subtitle_track}"
    fi
  fi
  echo -n "* (Default: ${rel_size}) Type the resolution: " ; read resolution
  if [ -z "${resolution}" ] ; then
    resolution="${rel_size}"
  else
    rel_size="${resolution}"
    if [ -z "${codec_h265_hevc}" ] ; then
      p_conversion="-s ${rel_size} -c:v ${vcodec}${profile_codec}-b:v ${b_vcodec} -c:a ${acodec} -b:a ${b_acodec}"
    else
      if [ -z "${hevc_hdr}" ] ; then
        p_conversion="-s ${rel_size} -c:v ${vcodec}${profile_codec}-pix_fmt yuv420p -b:v ${b_vcodec} -c:a ${acodec} -b:a ${b_acodec}"
      else
        p_conversion="-s ${rel_size} -c:v ${vcodec} -vf zscale=t=linear:npl=100,format=gbrpf32le,zscale=p=bt709,tonemap=tonemap=hable:desat=0,zscale=t=bt709:m=bt709:r=tv${profile_codec}-pix_fmt yuv420p -b:v ${b_vcodec} -c:a ${acodec} -b:a ${b_acodec}"
      fi
    fi
  fi
  echo -n "* (Default: n) Do you want apply '-max_muxing_queue_size 9999' patch? (y/n): " ; read patch_thread
  if [ "${patch_thread}" == "y" ] ; then
    patch_thread="y"
  else
    patch_thread="n"
  fi
  echo ""
  echo "* METADATA configuration:"
  echo ""
  # Prepare name title by default
  FullPath="${1}"
  name_title_default=$(extractFolderOrFile "${FullPath}")
  name_title_default=$(removeExtension "${name_title_default}")
  name_title_default=$(showFileWithSpace "${name_title_default}")
  # Ask name title, year and genre
  echo -n "* (Default: ${name_title_default}) Type name of title: " ; read name_title
  if [ -z "${name_title}" ] ; then
    name_title="${name_title_default}"
  else
    name_title="${name_title}"
  fi
  echo -n "* (Default: ${current_date}) Type the year: " ; read year_file
  if [ -z "${year_file}" ] ; then
    year_file="${current_date}"
  else
    year_file="${year_file}"
  fi
  echo -n "* (Default: Unknown) Type the genre: " ; read genre_file
  if [ -z "${genre_file}" ] ; then
    genre_file="Unknown"
  else
    genre_file="${genre_file}"
  fi

  # Check audio 5.1 or 7.1
  audio_5_7_1=$(${p_ffmpeg} "${1}" 2>&1 | grep Stream | tr -s " " | grep "Audio:" | grep "${audio_track}" | grep -i "5.1")
  audio_5_7_1_2=$(${p_ffmpeg} "${1}" 2>&1 | grep Stream | tr -s " " | grep "Audio:" | grep "${audio_track}" | grep -i "7.1")
  audio_5_7_1="${audio_5_7_1}${audio_5_7_1_2}"
  if [ -z "${audio_5_7_1}" ] ; then
    stereo_params="-ac 2"
  else
    stereo_params="-ac 2 -clev 3dB -slev -6dB"
  fi
  # Show commands for conversion
  echo ""
  echo "* COMMANDS THAT WILL BE EXECUTED:"
  echo ""
  if [ "${subtitles_y_n}" == "y" ] ; then
    echo "  # Extract subtitles from file ${1}"
    echo "  ${p_ffmpeg} \"${1}\" -map ${subtitle_track} \"${2}.srt\""
    echo ""
    if [ "${patch_thread}" == "y" ] ; then
      echo "  # Convert the file '${1}' to AV1 codec"
      if [ ! -z "${hevc_hdr}" ] ; then
        p_conversion="-s ${rel_size} -c:v ${vcodec} -vf zscale=t=linear:npl=100,format=gbrpf32le,zscale=p=bt709,tonemap=tonemap=hable:desat=0,zscale=t=bt709:m=bt709:r=tv,subtitles=\"${2}.srt\"${profile_codec}-pix_fmt yuv420p -b:v ${b_vcodec} -c:a ${acodec} -b:a ${b_acodec}"
        echo "  ${p_ffmpeg} \"${1}\" ${f_conversion} -map ${video_track} -map ${audio_track} ${p_conversion} ${stereo_params} -metadata title=\"${name_title} (${year_file})\" -metadata date=\"${year_file}\" -metadata genre=\"${genre_file}\" -metadata:s:v:0 title=\"${name_title} (${year_file})\" -metadata:s:a:0 title=\"${acodec} Stereo Audio (${b_acodec})\" ${p_ffmpeg_patched} \"${2}.${v_ext}\""
      else
        echo "  ${p_ffmpeg} \"${1}\" ${f_conversion} -map ${video_track} -map ${audio_track} -vf subtitles=\"${2}.srt\" ${p_conversion} ${stereo_params} -metadata title=\"${name_title} (${year_file})\" -metadata date=\"${year_file}\" -metadata genre=\"${genre_file}\" -metadata:s:v:0 title=\"${name_title} (${year_file})\" -metadata:s:a:0 title=\"${acodec} Stereo Audio (${b_acodec})\" ${p_ffmpeg_patched} \"${2}.${v_ext}\""
      fi
    else
      echo "  # Convert the file '${1}' to AV1 codec"
      if [ ! -z "${hevc_hdr}" ] ; then
        p_conversion="-s ${rel_size} -c:v ${vcodec} -vf zscale=t=linear:npl=100,format=gbrpf32le,zscale=p=bt709,tonemap=tonemap=hable:desat=0,zscale=t=bt709:m=bt709:r=tv,subtitles=\"${2}.srt\"${profile_codec}-pix_fmt yuv420p -b:v ${b_vcodec} -c:a ${acodec} -b:a ${b_acodec}"
        echo "  ${p_ffmpeg} \"${1}\" ${f_conversion} -map ${video_track} -map ${audio_track} ${p_conversion} ${stereo_params} -metadata title=\"${name_title} (${year_file})\" -metadata date=\"${year_file}\" -metadata genre=\"${genre_file}\" -metadata:s:v:0 title=\"${name_title} (${year_file})\" -metadata:s:a:0 title=\"${acodec} Stereo Audio (${b_acodec})\" \"${2}.${v_ext}\""
      else
        echo "  ${p_ffmpeg} \"${1}\" ${f_conversion} -map ${video_track} -map ${audio_track} -vf subtitles=\"${2}.srt\" ${p_conversion} ${stereo_params} -metadata title=\"${name_title} (${year_file})\" -metadata date=\"${year_file}\" -metadata genre=\"${genre_file}\" -metadata:s:v:0 title=\"${name_title} (${year_file})\" -metadata:s:a:0 title=\"${acodec} Stereo Audio (${b_acodec})\" \"${2}.${v_ext}\""
      fi
    fi
  else
    if [ "${patch_thread}" == "y" ] ; then
      echo "  # Convert the file '${1}' to AV1 codec"
      echo "  ${p_ffmpeg} \"${1}\" ${f_conversion} -map ${video_track} -map ${audio_track} ${p_conversion} ${stereo_params} -metadata title=\"${name_title} (${year_file})\" -metadata date=\"${year_file}\" -metadata genre=\"${genre_file}\" -metadata:s:v:0 title=\"${name_title} (${year_file})\" -metadata:s:a:0 title=\"${acodec} Stereo Audio (${b_acodec})\" ${p_ffmpeg_patched} \"${2}.${v_ext}\""
    else
      echo "  # Convert the file '${1}' to AV1 codec"
      echo "  ${p_ffmpeg} \"${1}\" ${f_conversion} -map ${video_track} -map ${audio_track} ${p_conversion} ${stereo_params} -metadata title=\"${name_title} (${year_file})\" -metadata date=\"${year_file}\" -metadata genre=\"${genre_file}\" -metadata:s:v:0 title=\"${name_title} (${year_file})\" -metadata:s:a:0 title=\"${acodec} Stereo Audio (${b_acodec})\" \"${2}.${v_ext}\""
    fi
  fi
  # Execute commands for conversion
  echo ""
  echo -n "* (Default: y) Do you want run the conversion? (y/n): " ; read run_commands_ffmpeg
  if [ "${run_commands_ffmpeg}" == "n" ] ; then
    exit
  else
    if [ "${subtitles_y_n}" == "y" ] ; then
      ${p_ffmpeg} "${1}" -map ${subtitle_track} "${2}.srt"
      if [ "${patch_thread}" == "y" ] ; then
        if [ ! -z "${hevc_hdr}" ] ; then
          ${p_ffmpeg} "${1}" ${f_conversion} -map ${video_track} -map ${audio_track} -s ${rel_size} -c:v ${vcodec} -vf zscale=t=linear:npl=100,format=gbrpf32le,zscale=p=bt709,tonemap=tonemap=hable:desat=0,zscale=t=bt709:m=bt709:r=tv,subtitles="${2}.srt"${profile_codec}-pix_fmt yuv420p -b:v ${b_vcodec} -c:a ${acodec} -b:a ${b_acodec} ${stereo_params} -metadata title="${name_title} (${year_file})" -metadata date="${year_file}" -metadata genre="${genre_file}" -metadata:s:v:0 title="${name_title} (${year_file})" -metadata:s:a:0 title="${acodec} Stereo Audio (${b_acodec})" ${p_ffmpeg_patched} "${2}.${v_ext}"
        else
          ${p_ffmpeg} "${1}" ${f_conversion} -map ${video_track} -map ${audio_track} -vf subtitles="${2}.srt" ${p_conversion} ${stereo_params} -metadata title="${name_title} (${year_file})" -metadata date="${year_file}" -metadata genre="${genre_file}" -metadata:s:v:0 title="${name_title} (${year_file})" -metadata:s:a:0 title="${acodec} Stereo Audio (${b_acodec})" ${p_ffmpeg_patched} "${2}.${v_ext}"
        fi
      else
        if [ ! -z "${hevc_hdr}" ] ; then
          ${p_ffmpeg} "${1}" ${f_conversion} -map ${video_track} -map ${audio_track} -s ${rel_size} -c:v ${vcodec} -vf zscale=t=linear:npl=100,format=gbrpf32le,zscale=p=bt709,tonemap=tonemap=hable:desat=0,zscale=t=bt709:m=bt709:r=tv,subtitles="${2}.srt"${profile_codec}-pix_fmt yuv420p -b:v ${b_vcodec} -c:a ${acodec} -b:a ${b_acodec} ${stereo_params} -metadata title="${name_title} (${year_file})" -metadata date="${year_file}" -metadata genre="${genre_file}" -metadata:s:v:0 title="${name_title} (${year_file})" -metadata:s:a:0 title="${acodec} Stereo Audio (${b_acodec})" "${2}.${v_ext}"
        else
          ${p_ffmpeg} "${1}" ${f_conversion} -map ${video_track} -map ${audio_track} -vf subtitles="${2}.srt" ${p_conversion} ${stereo_params} -metadata title="${name_title} (${year_file})" -metadata date="${year_file}" -metadata genre="${genre_file}" -metadata:s:v:0 title="${name_title} (${year_file})" -metadata:s:a:0 title="${acodec} Stereo Audio (${b_acodec})" "${2}.${v_ext}"
        fi
      fi
    else
      if [ "${patch_thread}" == "y" ] ; then
        ${p_ffmpeg} "${1}" ${f_conversion} -map ${video_track} -map ${audio_track} ${p_conversion} ${stereo_params} -metadata title="${name_title} (${year_file})" -metadata date="${year_file}" -metadata genre="${genre_file}" -metadata:s:v:0 title="${name_title} (${year_file})" -metadata:s:a:0 title="${acodec} Stereo Audio (${b_acodec})" ${p_ffmpeg_patched} "${2}.${v_ext}"
      else
        ${p_ffmpeg} "${1}" ${f_conversion} -map ${video_track} -map ${audio_track} ${p_conversion} ${stereo_params} -metadata title="${name_title} (${year_file})" -metadata date="${year_file}" -metadata genre="${genre_file}" -metadata:s:v:0 title="${name_title} (${year_file})" -metadata:s:a:0 title="${acodec} Stereo Audio (${b_acodec})" "${2}.${v_ext}"
      fi
    fi
  fi
fi