>Trevor Haba wrote:
>> I'm looking for a way to use python to change the volume on windows.
>> After some googling the best I could come up with was this script I 
>> got from a relatively ancient entry on this mailing list (I think it 
>> was from 2005 or something). I'm using windows 7, and I would like it 
>
>> to work on windows 8 if possible, though its not necessary. I don't 
>> need to support any previous versions of windows.

To which Tim Roberts replied:
> Alas, the news is not good.
> 
> The simple and easy-to-use winmm APIs are no longer supported.  They
> still work in many cases, but the mapping from the winmm device
> numbering to the new audio API device numbering is mysterious, as you
> have learned, and there is no good recipe to find them that works on
> every system.
> 
> The "blessed" method of adjusting the volume in the Vista-and-beyond
> audio world requires the use of COM.  You fetch an IMMDeviceEnumerator
> interface, use that to fetch an IMMDevice for your device, then fetch an
> IAudioEndpoint interface and call SetMasterVolumeLevel to adjust the
> volume.  That's not really very much code in C++ terms, BUT none of those
> interfaces have late-binding support, which means Python cannot use them.

I think that comtypes (https://pypi.python.org/pypi/comtypes) can deal with 
early binding interfaces?

-------------------------> "These thoughts are mine alone!" <---------
Andrew MacIntyre           Operations and Services Branch
tel:   +61 2 6219 5356     Communications Infrastructure Division
fax:   +61 2 6219 5347     Australian Communications & Media Authority
email: andrew.macint...@acma.gov.au            http://www.acma.gov.au/


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