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title: "Convert RAW photos to JPG with macOS and delete original RAWs after checking the conversion"
date: 2024-05-27
---

The command recursively searches for .cr2 and .dng files in the current directory and all its subdirectories, converts them to high-quality JPEGs with a resolution of 300 dpi and a color depth of at least 8 bits per channel, and then deletes the original files if the conversion is successful.find . -type f \( -iname "*.cr2" -o -iname "*.dng" \) | while read -r FILE; do EXT="${FILE##*.}"; BASE="${FILE%.*}"; NEWFILE="${BASE}-${EXT}.jpg"; sips -s format jpeg -s formatOptions best -s dpiWidth 300 -s dpiHeight 300 "$FILE" --out "$NEWFILE"; if [ -f "$NEWFILE" ]; then rm "$FILE"; else echo "Error converting $FILE"; fi; done Detailsfind . -type f \( -iname "*.cr2" -o -iname "*.dng" \):Recursively searches for files with .cr2 or .dng extensions starting from the current directory (.).| while read -r FILE; do ... done:For each file found, the command within this loop is executed.EXT="${FILE##*.}":Extracts the file extension (either cr2 or dng).BASE="${FILE%.*}":Removes the file extension to get the base file name.NEWFILE="${BASE}-${EXT}.jpg":Constructs the new JPEG file name in the format original-name-cr2.jpg or original-name-dng.jpg.sips -s format jpeg -s formatOptions best -s dpiWidth 300 -s dpiHeight 300 "$FILE" --out "$NEWFILE":Converts the file to JPEG format using sips:-s format jpeg: Specifies the output format as JPEG.-s formatOptions best: Sets the JPEG quality to the best.-s dpiWidth 300 -s dpiHeight 300: Sets the resolution to 300 dpi."$FILE": Specifies the input file.--out "$NEWFILE": Specifies the output file with the new name.if [ -f "$NEWFILE" ]; then rm "$FILE"; else echo "Error converting $FILE"; fi:Checks if the new JPEG file was successfully created:If the new file exists, deletes the original file.If the new file does not exist, outputs an error message indicating the conversion failed.