download.sh

#!/usr/bin/env bash
##
## Download the fMoW-RGB-baseline dataset (train and validation data) in the specified directory
## Requires `wget`, `tar` and `pv` (optional)
##
set -eu

if [ $# -ne 1 ]; then
    echo "Usage: $0 <target_directory>"
    exit 1
fi

target_dir=$1
mkdir -p "${target_dir}" && cd "${target_dir}"

base_url="https://hf.co/datasets/jbourcier/fmow-rgb-baseline/resolve/main"

echo "Downloading archives..."
for archive in 'train-images.tar.gz' 'train-metadata.tar.gz' 'val-images.tar.gz' 'val-metadata.tar.gz'; do
    wget "${base_url}/${archive}"
done

echo "Extracting archives..."
for archive in 'train-images.tar.gz' 'train-metadata.tar.gz' 'val-images.tar.gz' 'val-metadata.tar.gz'; do
  if command -v pv &> /dev/null; then
    pv "${archive}" | tar -xz
  else
    tar -xz -f "${archive}"
  fi
done

echo "Downloading split files..."
for split in 'train' 'val'; do
    wget "${base_url}/splits/${split}.txt"
done

echo "Verifying checksums..."
./verify-checksums.sh