[FFmpeg-devel] [PATCH] QCELP postfilter

Michael Niedermayer michaelni
Thu Apr 1 22:41:46 CEST 2010

On Thu, Apr 01, 2010 at 04:15:43PM -0400, Ronald S. Bultje wrote:
> Hi,
> On Thu, Apr 1, 2010 at 4:04 PM, Michael Niedermayer <michaelni at gmx.at> wrote:
> > What is missing is
> > 1. which sounds better/closer to the original (double blind test)
> > 2. which decoder output is closer to the encoer input by some
> > ? comparission (like comparission in frequency domain throwing phase
> > ? away) or plain psnr
> I don't have encoder input available, unfortunately. 

de we have a encoder?
if so we could make some new encoded samples that have the original available

> Would a blind
> test comparing output of the various forms of the decoder _only_ be
> ok? (It wouldn't be double blind because the test subject wouldn't
> know which is which, but the interrogator = me would.)

that should be ok, and i volunteer as one of the test subjects, where
can i download the .wav files? and of course it would be great to have
original pre encoder waves to for reference


Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

No human being will ever know the Truth, for even if they happen to say it
by chance, they would not even known they had done so. -- Xenophanes
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