[LAD] Drift compensation document

Paul Davis paul at linuxaudiosystems.com
Mon Sep 4 12:55:36 UTC 2017


On Mon, Sep 4, 2017 at 3:00 AM, benravin <ben.alex at outlook.com> wrote:

> >> The difference is that since data enters and leaves the
> >> fifo in blocks of samples and not as a constant rate stream.
>
> But the timestamping on block of data writes can introduce more timing
> errors even with a DLL. For example if the audio is compressed the decoding
> time can vary based on the content and is proportional to write timestamps
> ( encoding of silence followed by high content).  How to compensate these
> jitters  ?
>

​just another reason to avoid working with such formats. decompress it
first to PCM. done.​

​
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