Mailinglist Archive: radeonhd (424 mails)

[Alex Deucher <alexdeucher@xxxxxxxxx>]

On Tue, May 26, 2009 at 4:29 PM, Christian König
<deathsimple@xxxxxxxxxxx> wrote:
> Hi everybody,
>
> about a week ago i bought a brand new Yamaha RX-V465, so now i have the
> proper equipment to test not only the simple case of 2 Channel with
> 48kHz, but also the whole spectrum of the HDMI audio features.
>
> The good news is that the standard stuff is working:
> 2 channels at 32kHz, 44.1kHz and 48kHz.
> AC3/DTS pass through with 5.1 channels at 44.1/48 kilo bytes per second.
>
> The bad news is that i have strong problems getting the more complicated
> stuff working:
> More than 2 channels result i a way to fast mplayer and no sound at all.
> More than 48kHz sampling rate result in no sound at all and the
> AV-Receiver constantly switching between signal detected/lost.
>
> So my questions: Is the RV630 capable of doing high definition audio at
> all? The specs from ATI are not 100% clear about that.
>
> Have anybody of your guys ever got stuff like this working? Maybe with
> the windows driver?

I don't think there is enough bandwidth for > 2 channel PCM.  IIRC,
the HDMI spec only allows 2 channel PCM.

Alex
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