[Tremor] Need information of any Ogg player implementation on tremor

Diptopal Basu diptopal.basu at gmail.com
Sun Dec 27 22:42:28 PST 2009


Hi Nicholas ,

 That was helpful , I would try it out as required for my versatile ARM
926EJS Application baseboard .

WIll get back to you in case I had any questions .

Regards
Diptopal

On Mon, Dec 28, 2009 at 11:55 AM, Nicholas Vinen <hb at x256.org> wrote:

>
> Most likely something like
>
> <decoder program> | aplay -f S16_LE -c 2 -r 44100
>
> will do the job if you have an ALSA output device and alsa-utils (i.e.
> aplay). Depending on how the decoder deals with endianism you may need to
> use the S16_BE format. It's been a long time since I dealt with the example
> decoder so I can't remember the exact format it outputs.
>
>
> Nicholas
>
>
> xiphmont at xiph.org wrote:
>
> On Mon, Dec 28, 2009 at 1:11 AM, Diptopal Basu <diptopal.basu at gmail.com> <diptopal.basu at gmail.com> wrote:
>
>
>  Sure Monty , will keep that in mind . So I am assuming ,if I could get the
> raw PCM and channel it directly to the PCM I will get noise . However if I
> converted the accumulated PCM output to WAV , I could hear the file properly
>
>
>  The reason you hear noise is that raw PCM can be any sample format,
> and the sample format the PCM device is set to is not matching the
> data you're sending to it.  The default sample format expected by a
> Linux PCM device depends on which kernel API you are using as well as
> details of the specific kernel build (that is, there is no reliable
> default).
>
> Command line players are able to set the specific sample format
> parameters for playback (otherwise they could not function) and most
> will expose these controls via command line switches.
>
> Monty
> _______________________________________________
> Tremor mailing listTremor at xiph.orghttp://lists.xiph.org/mailman/listinfo/tremor
>
>
>
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