Windows 2008 does not support MP3 correctly in msacm32.dll?

[Bruno Jesus]

On Sun, Dec 4, 2016 at 11:16 PM, Francois Gouget
<fgouget at codeweavers.com> wrote:
> On Wed, 30 Nov 2016, Bruno Jesus wrote:
>
>> Hi, in an attempt to add MP3 tests from Michael Müller it looks like
>> the only machine that has trouble is Windows 2008 [1]. Around half of
>> the tests are rejected while in all other versions it worked fine.
>>
>> Could there be a simple explanation to this?
>>
>> [1] https://testbot.winehq.org/JobDetails.pl?Key=27009
>
> As far as I can tell the test keeps returning ACMERR_NOTPOSSIBLE
> throughout, as if MP3 was simply not supported.
>
> When I go to open the "Sound" control panel I get the following message:
>
>    This computer cannot play audio because de Windows Audio Service is
>    not enabled.
>    Would you like to enable the Windows Audio Service?
>
>
> Interestingly wvistau64 which does not have a sound card either does not
> pop up that message when I open the "Sound" control panel. So presumably
> the audio service is running there.
>
> w2003std also does not pop up that messages when I go to the "Sounds an
> Audio Devices" control panel. But then w2003std does have a sound card.
>
> So I think the failures come from the Audio Service not running. That's
> probably something the test should detect, somehow.
>
> As to why the audio service is not running, this is a server edition
> Windows so it's probably an optimisation for servers that don't have a
> sound card, and thus have no need for sound.
>
> Also it does not have a sound card because it seems like 64 bit Windows
> never had support for ac97, and ich6 support only started working with
> Windows 7. So that leaves 64 bit Vista and Windows 2008 in the lurch.
>
> https://wiki.winehq.org/Wine_TestBot_VMs#Sound
>
>
> (now I wonder if the driver issue is a Windows one or a QEMU one)

Thank you very much for your investigation, I'll look for ways to skip
soundless machines.