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  1. for arg in "$@"; do
  2.  
  3.     key=$(echo $arg | cut -f1 -d=)
  4.     value=$(echo $arg | cut -f2 -d=)
  5.  
  6.     case "$key" in
  7.  
  8.     -i | --inputfile)
  9.         if [ "${value}" = "-i" ]; then
  10.             inputfile=""
  11.         else
  12.             inputfile="$(echo -e "${value}" | tr -d '[:space:]')"
  13.         fi
  14.         ;;
  15.  
  16.     -o | --outputfolder)
  17.         if [ "${value}" = "-o" ]; then
  18.             outputfolder=""
  19.         else
  20.             outputfolder="$(echo -e "${value}" | tr -d '[:space:]')"
  21.         fi
  22.         ;;
  23.  
  24.     -h)
  25.         echo $'\n'
  26.         echo "              Script to convert mp4 into adaptive or hls stream(\"*.m3u8\")"
  27.         echo $'\n'
  28.         echo "                                      Arguments"
  29.         echo ''
  30.         echo "    Argument Name              Type                           Details"
  31.         echo ''
  32.         echo "  -i | --inputfile           REQUIRED          Input File Location(only \".mp4\" supported)"
  33.         echo "  -o | --outputfolder      NOT REQUIRED        Output Folder Location(default to \"inputfile_output\")"
  34.         echo $'\n'
  35.         exit 0
  36.         ;;
  37.  
  38.     *) ;;
  39.  
  40.     esac
  41.  
  42. done
  43.  
  44. if [ "${inputfile}" = "" ]; then
  45.     echo "Input file is required as an argument. Use -i or --inputfile to provide it."
  46.     exit 1
  47. elif [ ! -f "${inputfile}" ]; then
  48.     echo "File ${inputfile} does not exists"
  49.     exit 1
  50. fi
  51.  
  52. file=$(basename -- "${inputfile}")
  53.  
  54. extension="${file##*.}"
  55.  
  56. filename="${file%.*}"
  57.  
  58. if [ "${extension}" != "mp4" ]; then
  59.     echo "Only mp4 files are allowed"
  60.     exit 1
  61. fi
  62.  
  63. os="$(uname -s)"
  64. case "${os}" in
  65. Linux*)
  66.     echo $(dpkg-query -W -f'${Status}' "$pkg" 2>/dev/null | grep -q "ok installed" || sudo apt install ffmpeg)
  67.     ;;
  68. Darwin*)
  69.     echo $(brew list ffmpeg &>/dev/null || brew install ffmpeg)
  70.     ;;
  71. *)
  72.     echo "ffmpeg needs to be installed for this to work"
  73.     ;;
  74. esac
  75.  
  76. if [ ! -d ${outputfolder} ] || [ "${outputfolder}" = "" ]; then
  77.     outputfolder="${filename}_output"
  78.     echo $(mkdir "${outputfolder}")
  79. fi
  80.  
  81. ffmpeg -i "${inputfile}" \
  82.     -filter_complex \
  83.     "[0:v]split=4[v1][v2][v3][v4]; \
  84.     [v1]scale=w=1920:h=1080[v1out]; \
  85.     [v2]scale=w=1280:h=720[v2out]; \
  86.     [v3]scale=w=854:h=480[v3out]; \
  87.     [v4]scale=w=640:h=360[v4out]" \
  88.     \
  89.     -map [v1out] -c:v:0 libx264 -x264-params \
  90.     "nal-hrd=cbr:force-cfr=1" -b:v:0 10M -maxrate:v:0 10M -minrate:v:0 10M \
  91.     -bufsize:v:0 10M -preset slow -g 48 -sc_threshold 0 -keyint_min 48 \
  92.     \
  93.     -map [v2out] -c:v:1 libx264 -x264-params \
  94.     "nal-hrd=cbr:force-cfr=1" -b:v:0 5M -maxrate:v:0 5M -minrate:v:0 5M \
  95.     -bufsize:v:0 5M -preset slow -g 48 -sc_threshold 0 -keyint_min 48 \
  96.     \
  97.     -map [v3out] -c:v:2 libx264 -x264-params \
  98.     "nal-hrd=cbr:force-cfr=1" -b:v:0 3M -maxrate:v:0 3M -minrate:v:0 3M \
  99.     -bufsize:v:0 3M -preset slow -g 48 -sc_threshold 0 -keyint_min 48 \
  100.     \
  101.     -map [v4out] -c:v:3 libx264 -x264-params \
  102.     "nal-hrd=cbr:force-cfr=1" -b:v:0 1M -maxrate:v:0 1M -minrate:v:0 1M \
  103.     -bufsize:v:0 1M -preset slow -g 48 -sc_threshold 0 -keyint_min 48 \
  104.     \
  105.     -map a:0 -c:a:0 aac -b:a:0 96k -ac 2 \
  106.     -map a:0 -c:a:1 aac -b:a:1 96k -ac 2 \
  107.     -map a:0 -c:a:2 aac -b:a:2 48k -ac 2 \
  108.     -map a:0 -c:a:3 aac -b:a:3 48k -ac 2 \
  109.     \
  110.     -f hls \
  111.     -hls_time 2 \
  112.     -hls_playlist_type vod \
  113.     -hls_flags independent_segments \
  114.     -hls_segment_type mpegts \
  115.     -hls_segment_filename "${outputfolder}/${filename}_%v/data%04d.ts" \
  116.     \
  117.     -master_pl_name "${filename}.m3u8" \
  118.     -var_stream_map "v:0,a:0 v:1,a:1 v:2,a:2 v:3,a:3" "${outputfolder}/${filename}_%v.m3u8"
Runtime error #stdin #stdout 0.01s 5380KB
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Standard input is empty
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Input file is required as an argument. Use -i or --inputfile to provide it.
https://ideone.com/TJqB7q
language:
Bash (bash 5.0.3)
created:
4 years ago
visibility:
public

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