On Wed, Aug 31, 2011 at 12:59:39PM -0400, Hans-Christoph Steiner wrote: > On Aug 31, 2011, at 8:09 AM, Roman Haefeli wrote: >> >> I always had the feeling, that on OS X on MacBooks (Pro) the sound >> coming from the speakers is heavily processed. Audio sounds a lot >> 'punchier' than for example the same audio played on the same machine >> from Linux. I haven't had a chance to play around with it, since I >> don't >> own a MacBook, but from what Hans says, to me it sounds as the >> application output is not clipped to -1/1 before going to the >> (CoreAudio >> internal?) dynamics stage, but processed and limited first and only >> then >> sent to the speakers. This would also explain, why the setup Hans >> explained above would completely shutdown the sound output. Probably, >> if you wait long enough, sound would come back again, assuming that >> it's >> the limiter's release time, that becomes very long due to the very >> high >> level coming in... >> > > Yes, CoreAudio does do processing on the audio before outputting it. I > forget all the details.
Is this true of the iOS devices too? I always got the impression there was some mad compression going on there. I could just imagine Steve Jobs issuing a directive: "My favorite crunk mp3s do not POP enough. Make everything POP more immediately." The resulting ear fatigue must explain why I get blank looks when I yell about how great GNU/Linux is to Apple users. Cheers, Chris. ------------------- http://mccormick.cx _______________________________________________ [email protected] mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list
