Shell script to copy only new files using adb

adb_copy.sh

# path to folder on the device
PHONE_PATH=/storage/self/primary/DCIM/Camera/

# path to copy files to
LOCAL_PATH=~/Camera/

# get list of files from the phone folder
adb shell ls -l $PHONE_PATH > file_list.txt

# filter only jpg and mp4 files
grep ".[jpg|mp4]" file_list.txt | awk '{print $NF}' > files_to_pull.txt

# to copy all files, change line 11 to:
# awk '{print $NF}' < file_list.txt > files_to_pull.txt

# copy each file
while IFS= read -r file_path; do
    if [ -f "$LOCAL_PATH/$file_path" ]; then
        echo "$file_path already exists"
    else
        adb pull -a "$PHONE_PATH"/"$file_path" "$LOCAL_PATH"
    fi
done < files_to_pull.txt