aa.sh

#!/bin/bash

inputfolder="/Users/???/Library/Mobile Documents/com~apple~CloudDocs/Images/SomeEvent/"
outputfolder=/Users/???/Desktop/OUT2

echo "Results" > "$outputfolder/results.txt"

total_before=$(echo "0" | bc)
total_after=$(echo "0" | bc)

for fullpath_filename in "$inputfolder"/*.MOV; do
	echo ""
	echo "-----"
	echo "Input file: $fullpath_filename"
	echo -e "Size: "
	numfmt --to=iec-i --suffix=B --format="%.1f" $(stat -f%z "$fullpath_filename")

	fps=$(mediainfo "$fullpath_filename" "--inform=Video;%FrameRate%")
	echo "FPS: $fps"
	skipIfFileIsMoreFPSThanThisValue="44.33" # Dont process eg. 60 fps because hadnbrake preset is for 30s

	if (( $(echo "$fps > $skipIfFileIsMoreFPSThanThisValue" | bc -l) )); then
		echo "FPS of input is more than $skipIfFileIsMoreFPSThanThisValue - skip"
	else
		echo "FPS is less than $skipIfFileIsMoreFPSThanThisValue - proceed"

		filename=$(basename "$fullpath_filename" .MOV)
		newfile_filename="$outputfolder/$filename.mp4"
		echo "Output: $newfile_filename"
		
		outPreMetadataPath=$(echo "$outputfolder/$filename-before-metadata.txt")
		echo "Saving pre metadata to $outPreMetadataPath"
		exiftool "$fullpath_filename" > $outPreMetadataPath
		
		echo "Process with handbrakeCLI"
		echo "+++++++++"
		HandBrakeCLI -i "$fullpath_filename" -o "$newfile_filename" # --preset="Fast 1080p30"
		echo "+++++++++"

		echo "Copy old EXIF data to new file"
		exiftool -all= -tagsfromfile "$fullpath_filename" -ext mp4 -all:all -FileCreateDate --matrixstructure --rotation "$newfile_filename"

		outPostMetadataPath=$(echo "$outputfolder/$filename-after-metadata.txt")
		echo "Saving post metadata to $outPostMetadataPath"
		exiftool "$newfile_filename" > $outPostMetadataPath
		
		echo "Size results"
		echo " " >> "$outputfolder/results.txt"
		echo $filename >> "$outputfolder/results.txt"

		size_before=$(stat -f%z "$fullpath_filename")
		size_after=$(stat -f%z "$newfile_filename")

		numfmt --to=iec-i --suffix=B --format="Size before: %.1f" $size_before >> "$outputfolder/results.txt"
		numfmt --to=iec-i --suffix=B --format="Size after: %.1f" $size_after >> "$outputfolder/results.txt"

		size_saved=$(echo "$size_before - $size_after" | bc)
		numfmt --to=iec-i --suffix=B --format="Saved: %.1f" $size_saved >> "$outputfolder/results.txt"

		total_before=$(echo "$total_before + $size_before" | bc)
		total_after=$(echo "$total_after + $size_after" | bc)
		numfmt --to=iec-i --suffix=B --format="Total saved: %.1f" $(echo "$total_before - $total_after" | bc) >> "$outputfolder/results.txt"

		# 
		# 
		#
		metadataKeys="Video;%FrameRate% 
		Video;%Width% 
		Video;%Height% 
		General;%com.apple.quicktime.creationdate% 
		General;%com.apple.quicktime.make% 
		General;%com.apple.quicktime.model% 
		General;%com.apple.quicktime.software%
		General;%File_Created_Date%
		General;%Recorded_Date%
		General;%Recorded_Location%"

		for metadataKey in $metadataKeys; do
			value_before=$(mediainfo "$fullpath_filename" "--inform=$metadataKey")
			value_after=$(mediainfo "$newfile_filename" "--inform=$metadataKey")
			value_text=$(echo "  $metadataKey: [$value_before] to [$value_after]")
			if [[ ! "$value_before" =~ "$value_after" ]]; then
				value_text=$(echo "$value_text (❌)")
			else
				value_text=$(echo "$value_text (✅)")
			fi
			echo $value_text >> "$outputfolder/results.txt"
		done

		# Debug pls stop
		# exit 1;
	fi
	echo "-----"
done