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Subject: Re: Rockbox Digest, Vol 13, Issue 36

Re: Rockbox Digest, Vol 13, Issue 36

From: Ray Lambert <>
Date: Thu, 17 Feb 2005 16:07:50 -0500

> Subject:
> Re: Rockbox Digest, Vol 13, Issue 35
> From:
> "Andreas Stemmer" <>
> Date:
> Thu, 17 Feb 2005 15:18:19 +0100 (MET)
> To:
> Rockbox development <>
>Ray Lambert wrote:
>>> Are you implying that the real problem is partial frames, e.g. at the
>>> end of a track?
>Correct. Rockbox doesn't produce any gaps in the output, it just streams the
>mp3 frames to the decoder (after removing frames with meta data, like id3
>tags). The decoder chip doesn't even notice that there was a track change.
>If you encode a live recording as multiple mp3s, you get partially filled
>frames at the boundaries which produce audible gaps. The gaps are encoded in
>the mp3s! If you encode the whole cd as one mp3 and cut the mp3 afterwards,
>you won't have these gaps.

Very iiiiiintesting.... thanks for the info Andreas!

I'm trying lame --nogap right now. So how does --nogap work, exactly?
Doesn't it have to cut or insert something to prevent partial frames?


Received on 2005-02-17

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