Sjmarf@sh.itjust.works to Programmer Humor@programming.dev · 3 days agoLDACsh.itjust.worksimagemessage-square107fedilinkarrow-up10arrow-down10
arrow-up10arrow-down1imageLDACsh.itjust.worksSjmarf@sh.itjust.works to Programmer Humor@programming.dev · 3 days agomessage-square107fedilink
minus-squareenbipanic@lemmy.blahaj.zonelinkfedilinkEnglisharrow-up0·2 days agoSome compression is lossy
minus-squaremsfroh@lemmy.calinkfedilinkarrow-up0·2 days agoSo when you zip some files and then unzip them, some of the bytes are missing? Really?!
minus-squareAnUnusualRelic@lemmy.worldlinkfedilinkarrow-up0·2 days agoIt’s only the zeros, so you’re not really missing anything.
minus-squareKanda@reddthat.comlinkfedilinkarrow-up0·2 days agoIf nothing is lost, what did you compress away? Decompression is magic, I ain’t gotta explain shit
minus-squareSwedneck@discuss.tchncs.delinkfedilinkarrow-up0·edit-22 days agoyou compressed away redundant data, 1111111000000000011111111 -> (1x7)(0x10)(1x8)
minus-squarephlegmy@sh.itjust.workslinkfedilinkarrow-up0·2 days agoKeep your magic ways to yourself, wizard
minus-squareKayana@ttrpg.networklinkfedilinkarrow-up0·2 days agoIf you want the magic explained, here’s a start: https://en.wikipedia.org/wiki/Lempel%E2%80%93Ziv%E2%80%93Welch
Compression is lossy.
Some compression is lossy
So when you zip some files and then unzip them, some of the bytes are missing? Really?!
It’s only the zeros, so you’re not really missing anything.
If nothing is lost, what did you compress away? Decompression is magic, I ain’t gotta explain shit
you compressed away redundant data, 1111111000000000011111111 -> (1x7)(0x10)(1x8)
Keep your magic ways to yourself, wizard
If you want the magic explained, here’s a start: https://en.wikipedia.org/wiki/Lempel%E2%80%93Ziv%E2%80%93Welch