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Naoki
Reged: 11/10/09
Posts: 1998
Loc: United Kingdom
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Re: Mame Midi Output or alternative solutions?
01/20/13 08:06 PM


> > My apologies.
> >
> > If I have read correctly; it appears that the OPL implementation in Mame was to
> > 'emulate' the OPL sound. Not for use as a pass-through to real hardware.
> >
> > If this is the case then please can someone just confirm that?
>
> Nope, you were right the first time: the original MAME OPL emulation (or at least one
> of the early implementations) could pass-through to real hardware.
>
> Then (IIRC) it became optional.
>
> Finally, it was phased out in favor of low-level emulation. This has to do with
> timing sensitivities introduced by passing things through to the real hardware from
> emulation, as well as better accuracy (because some people would pass through OPL2 to
> an OPL3 chip on their host, and things like that, if I remember right.)
>
> In any case, OPL is FM synthesis - NOT MIDI. So having OPL pass through would still
> not get you what you're asking about: MIDI output of arcade music from MAME.
>
> ---
>
> That said, I believe there were a few cases where MIDI was used in the game
> development but I think they were rendered out to ADPCM when the game was published
> in the arcades. Arbee may remember more.
>
> MIDI input/output is definitely a focus of a lot of new MESS drivers implemented by
> R. Belmont and Olivier Galibert recently though (mainly synthesizers), as well as ...
> the Konami KeyboardMania series in MAME, and MAME/MESS core recently gained the
> ability for MIDI input/output, but only for these purposes.
>
> - Stiletto

Which I still need to try out.

All I need now is midi Guitar and drums for the GF and DM and I'm set.


----
On a quest for Digital 573 and Dancing Stage EuroMix 2

By gods I've found it!







Entire thread
Subject Posted by Posted on
* Mame OPL or Midi Output or alternative solutions? jclampy 01/20/13 05:35 AM
. * Re: Mame Midi Output or alternative solutions? AWJ  01/20/13 07:02 AM
. * Re: Mame Midi Output or alternative solutions? jclampy  01/20/13 07:32 AM
. * Re: Mame Midi Output or alternative solutions? AWJ  01/20/13 10:38 AM
. * Re: Mame Midi Output or alternative solutions? jclampy  01/20/13 09:34 AM
. * Re: Mame Midi Output or alternative solutions? StilettoAdministrator  01/20/13 09:49 AM
. * Re: Mame Midi Output or alternative solutions? Naoki  01/20/13 08:06 PM

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