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chkmd5m (589B) - View raw

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#!/bin/sh
# Compare MD5 hashes of audio streams from multiple files using ffmpeg

if [ "$#" -lt 2 ]; then
  echo "Usage: $0 <file1> <file2> [file3 ...]"
  exit 1
fi

get_md5() {
  ffmpeg -v error -i "$1" -map 0:a:0 -f md5 - 2>/dev/null | cut -d= -f2
}

echo "Comparing audio hashes:"
echo

first_file=$1
first_hash=$(get_md5 "$first_file")

echo "$first_file : $first_hash"
shift

for file in "$@"; do
  hash=$(get_md5 "$file")
  echo "$file : $hash"
  if [ "$hash" = "$first_hash" ]; then
    echo "✅ Matches $first_file"
  else
    echo "❌ Differs from $first_file"
  fi
  echo
done