Handbrakecli bash script to convert all videos from all subdirectories

Readme.md

Handbrake CLI script

Features

1. Traverse any deep folder/file tree.
2. Rename original files.
3. Convert with x265 codec (20-50% space improvment).
4. Use GPU in encoding (improved performance).
5. Use it with care.

Steps

1. download both files
2. download handbrake cli and extract it to the same directory with the script.

.
 |-convert.sh
 |-HandBrakeCLI.exe
 |-<Folders with mp4 inside, no matter how deep it's>
 |-preset.json

Run the following bash commands

chmod +x converter.sh
./converter

Handbrake GUI You can use the attached preset with the gui app and change it as you want, and use it again with the script.

converter.sh

#!/bin/bash
HANDBRAKE="./HandBrakeCLI.exe"
# loop & print a folder recusively,
print_folder_recurse() {
    for i in "$1"/**;do
        if [ -d "$i" ];then
            print_folder_recurse "$i"
        elif [ -f "$i" ]; then
            # check if file contains a suffix in it's name
            if [[ $i == *"_converted.mp4" ]]; then
                echo "converted: $i"
                # after done conversion feel free to uncomment the following line (remove converted suffix from file name)
                # mv "$i" "${i%_converted.mp4}.mp4"
            elif [[ $i == *".mp4" ]]; then
                echo "converting: $i"
                # input file
                INPUT="$i"
                echo "input: $INPUT"
                # output file
                OUTPUT="${i%.*}_converted.mp4"
                echo "output: $OUTPUT"
                # convert file
                $HANDBRAKE -v --preset-import-file preset.json -i "$INPUT" -o "$OUTPUT" -e nvenc_h265 
                # rename input file
                mv "$INPUT" "${i%.*}.mp4.old"
            fi
        fi
    done
}


# try get path from param
path="."
if [ -d "$1" ]; then
    path=$1;
fi

print_folder_recurse $path

preset.json

{
  "PresetList": [
    {
      "AlignAVStart": true,
      "AudioCopyMask": [
        "copy:aac"
      ],
      "AudioEncoderFallback": "av_aac",
      "AudioLanguageList": [],
      "AudioList": [
        {
          "AudioBitrate": 160,
          "AudioCompressionLevel": 0,
          "AudioEncoder": "av_aac",
          "AudioMixdown": "stereo",
          "AudioNormalizeMixLevel": false,
          "AudioSamplerate": "auto",
          "AudioTrackQualityEnable": false,
          "AudioTrackQuality": -1,
          "AudioTrackGainSlider": 0,
          "AudioTrackDRCSlider": 0
        }
      ],
      "AudioSecondaryEncoderMode": true,
      "AudioTrackSelectionBehavior": "first",
      "ChapterMarkers": true,
      "ChildrenArray": [],
      "Default": true,
      "FileFormat": "av_mp4",
      "Folder": false,
      "FolderOpen": false,
      "Mp4HttpOptimize": true,
      "Mp4iPodCompatible": false,
      "PictureAutoCrop": true,
      "PictureBottomCrop": 0,
      "PictureLeftCrop": 18,
      "PictureRightCrop": 2,
      "PictureTopCrop": 0,
      "PictureDARWidth": 1260,
      "PictureDeblockPreset": "off",
      "PictureDeblockTune": "medium",
      "PictureDeblockCustom": "strength=strong:thresh=20:blocksize=8",
      "PictureDeinterlaceFilter": "decomb",
      "PictureCombDetectPreset": "default",
      "PictureCombDetectCustom": "",
      "PictureDeinterlacePreset": "default",
      "PictureDeinterlaceCustom": "",
      "PictureDenoiseCustom": "",
      "PictureDenoiseFilter": "off",
      "PictureDenoisePreset": "light",
      "PictureDenoiseTune": "none",
      "PictureSharpenCustom": "",
      "PictureSharpenFilter": "off",
      "PictureSharpenPreset": "medium",
      "PictureSharpenTune": "none",
      "PictureDetelecine": "off",
      "PictureDetelecineCustom": "",
      "PictureColorspacePreset": "off",
      "PictureColorspaceCustom": "",
      "PictureChromaSmoothPreset": "off",
      "PictureChromaSmoothTune": "none",
      "PictureChromaSmoothCustom": "",
      "PictureItuPAR": false,
      "PictureKeepRatio": true,
      "PictureLooseCrop": false,
      "PicturePAR": "auto",
      "PicturePARWidth": 1,
      "PicturePARHeight": 1,
      "PictureWidth": 1920,
      "PictureHeight": 1080,
      "PictureUseMaximumSize": true,
      "PictureAllowUpscaling": false,
      "PictureForceHeight": 0,
      "PictureForceWidth": 0,
      "PicturePadMode": "none",
      "PicturePadTop": 0,
      "PicturePadBottom": 0,
      "PicturePadLeft": 0,
      "PicturePadRight": 0,
      "PresetName": "preset",
      "Type": 1,
      "SubtitleAddCC": false,
      "SubtitleAddForeignAudioSearch": true,
      "SubtitleAddForeignAudioSubtitle": false,
      "SubtitleBurnBehavior": "foreign",
      "SubtitleBurnBDSub": false,
      "SubtitleBurnDVDSub": false,
      "SubtitleLanguageList": [],
      "SubtitleTrackSelectionBehavior": "none",
      "VideoAvgBitrate": 0,
      "VideoColorMatrixCode": 0,
      "VideoEncoder": "x265",
      "VideoFramerate": "30",
      "VideoFramerateMode": "pfr",
      "VideoGrayScale": false,
      "VideoScaler": "swscale",
      "VideoPreset": "fast",
      "VideoTune": "",
      "VideoProfile": "auto",
      "VideoLevel": "auto",
      "VideoOptionExtra": "",
      "VideoQualityType": 2,
      "VideoQualitySlider": 22,
      "VideoQSVDecode": true,
      "VideoQSVAsyncDepth": 0,
      "VideoTwoPass": true,
      "VideoTurboTwoPass": true,
      "x264UseAdvancedOptions": false,
      "PresetDisabled": false,
      "MetadataPassthrough": true
    }
  ],
  "VersionMajor": 47,
  "VersionMicro": 0,
  "VersionMinor": 0
}