zzhaolei/pngme

learning by https://picklenerd.github.io/pngme_book/introduction.html

pngme

learning by https://picklenerd.github.io/pngme_book/introduction.html

usage

• 隐藏数据

  cargo run -- encode WechatIMG49.png -c loVe -m "i love you ❤️" -o shadow.png

• 解码隐藏数据

  cargo run -- decode shadow.png -c loVe
  
  # output
  i love you ❤️

• 删除隐藏数据

  cargo run -- remove shadow.png -c loVe
  
  # output
  `loVe` message removed