[Speex-dev] Build under XP with mingw
john.edwards33 at ntlworld.com
Thu Jul 21 04:40:28 PDT 2005
Elio Blanca wrote:
> Hello, ev'ryone,
> i'm Elio and i don't know how to contact John Francis Edwards, author of
> the wave_out.[ch] modules for speex, so i write here.
> I tried to build speex under my winXPsp2 environment using MSYS-1.0.10
> and MinGW-3.4.2 with bad results. Well, not so bad, the build completes
> successfully and speexenc works fine, encoding well-sounding voices; the
> problem comes with speexdec which always crashes when trying to use the
> sound card.
> I've worked a bit around it and it crashes always in module wave_out.c.
> In details, the cause seems to be the use of waveOutOpen function, at
> line 128:
> switch ( waveOutOpen ( &dev, deviceID, &outFormat,
> (DWORD)wave_callback, 0, CALLBACK_FUNCTION ) )
> All the parameters seem to have their right values to perform a
> successfully call.
> All but the forth: ... (DWORD)wave_callback, ... which seems not to work
> on my system. If i replace this parameter with a 0 (zero) this call goes
> ok, the sound starts but (as expected) it stops within a few
> millisecond. (something else is not working anymore).
> Maybe was the source written to work with MSVC only? i hope no...
> Well, thank you all
I can confirm that this routine compiles and runs correctly under MSVC.
I can also confirm that it compiles and crashes under MinGW32!! :( I
suspect that this is a MinGW32 issue, but I'd be happy to be told
otherwise, if someone knows better!!
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