On Sun, 2003-08-10 at 15:56, Pigeon wrote: > On Sun, Aug 10, 2003 at 12:26:15PM +0300, Micha Feigin wrote: > > since wav and mp3 or both lossy (44khz wav can't properly > > reconstruct signals with more then 22khz). > > That's something of a confusing statement... > > All recording formats are "lossy" in that the recording is never a > perfect copy of the original real-world event. A "perfect" recording > of a real-world event cannot exist. But this isn't what the word > usually means in this context. >
You are right, sorry, didn't have a better terminology but it is a bit confusing. I was just point mt mistake in this case. I was thinking of the theoretical concept by mistake instead of the real life case. Once you limit yourself to the finite dimensional case then the conversion would be unique. > There is a set of recording formats, such that conversion of a > file into/out of the format gives a result identical with the > original; the chances of it being different are about the same as > those of the very large number of monkeys writing Hamlet. These are > "lossless" formats, such as wav and flac. > > There is another set of recording formats, such that conversion of a > file into/out of the format gives a result which differs from the > original. These are "lossy" formats, and include mp3, ogg and all > analogue formats. -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
