It's lossy. Definitely not linear.
On Thu, Feb 12, 2015 at 4:33 PM, robert bristow-johnson <r...@audioimagination.com> wrote: > On 2/12/15 3:02 PM, Theo Verelst wrote: >> >> Hi all, >> Just a thought I share, because of associations I won't bother you with, >> suppose you take some form of audio compression, say Fmp3(wav) which >> transforms "wav" to an mp3 form, with some encoding parameters. Now we >> consider the linearity of the transform, most people will know this: >> >> Fmp3(Lambda * wav) ^= Lambda * Fmp3(wav) >> >> Fmp3(wav1 + wav2) ^= Fmp3(wav1) + Fmp3(wav2) > > > i don't think mp3 encoding is linear. i'm almost certain it is not. > > > > -- > > r b-j r...@audioimagination.com > > "Imagination is more important than knowledge." > > > > > -- > dupswapdrop -- the music-dsp mailing list and website: > subscription info, FAQ, source code archive, list archive, book reviews, dsp > links > http://music.columbia.edu/cmc/music-dsp > http://music.columbia.edu/mailman/listinfo/music-dsp -- dupswapdrop -- the music-dsp mailing list and website: subscription info, FAQ, source code archive, list archive, book reviews, dsp links http://music.columbia.edu/cmc/music-dsp http://music.columbia.edu/mailman/listinfo/music-dsp
