> I raise to 99.99%. It's 0:43...0:47 of "I wan't tommorow" from the album
> "The Celt" performed by Enya. That explains why I haven't found it
> yesterday. The are a lot of similar spots in a lot of Enya albums.

"The Celts". :-)

> ::  > BlackBird.wav:          Also distortions in the original PCM file in the
> ::  >                         right channel. Around 2 kHz I think. First I thought
> ::  >                         it is a MP3 artefact, then a bug in the PC sound
> ::  >                         card. But it isn't.
> ::
> ::  MP3Enc sure has trouble with it while some other encoders don't. Very good test
> ::  wave. What is the bug in the original PCM file, anyway?
> ::
> I analyzed the chunk and found out what the noise is:
>
> It's a very small noise band at constant 12.00 +/- 0.03 kHz.
> It is modulated in amplitude with some Hz and also swells up and down.
> It is strong after ticks 4-6, 12-14 and 20-21 in the left,
> and after ticks 5, 6, 13, 14 and 21 in the right.
>
> Level is around -40 dB peak. That's 24 dB above the floor and a lot of
> decibels above the masking threshold (how many?).
>
> There is also a more constant 16.00 +/- 0.03 kHz signal at -54 dB (+10 dB
> over floor), but this I can't hear it.
>
> The reverb of the drums is cutted at a little bit above 11 kHz (44.1 kHz/4?).
>
> May be it is a part of the piece of music, but it not sounds natural and
> disturbs a little bit.

I see. But anyways it does trigger some "bug" in MP3Enc!

- Zia

>
>
> --
> Mit freundlichen Gr��en
> Frank Klemm
>
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