Re: [Qemu-devel] Audio

[Darryl Dixon <esrever_otua@pythonhacker.is-a-geek.net>]

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Malc,

    Definitely seems to be something wrong with my setup; with
QEMU_AUDIO_DRV set to either oss or sdl I get no output, but if it's set
to wav the qemu.wav file is generated correctly and upon playback
contains the correct sounds...

Cheers,
D




On Fri, 2004-08-13 at 16:53, Darryl Dixon wrote:

> Hi Malc,
> 
>     No luck for me; Win98 guest 'sees' the card OK now (patch applied
> to latest snapshot) but no sound arrives on the host from the act of
> playing a sound in the guest :(   Perhaps something odd on my setup? 
> As a side note, applying the patch appears to break the compile for
> the ppc target in ppc-softmmu/:
> g++ -Wall -O2 -g -fno-strict-aliasing -fomit-frame-pointer  -I.
> -I/opt/src/qemu-snapshot-2004-08-12_23/target-ppc
> -I/opt/src/qemu-snapshot-2004-08-12_23 -D_GNU_SOURCE
> -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE
> -I/opt/src/qemu-snapshot-2004-08-12_23/slirp -c -o mixeng.o
> /opt/src/qemu-snapshot-2004-08-12_23/mixeng.cc
> In file included from /opt/src/qemu-snapshot-2004-08-12_23/vl.h:71,
>                  from
> /opt/src/qemu-snapshot-2004-08-12_23/mixeng.cc:29:
> /opt/src/qemu-snapshot-2004-08-12_23/target-ppc/cpu.h: In function
> `int32_t
>    s_ext8(unsigned char)':
> /opt/src/qemu-snapshot-2004-08-12_23/target-ppc/cpu.h:33: error:
> invalid
>    conversion from `uint8_t*' to `int8_t*'
> /opt/src/qemu-snapshot-2004-08-12_23/target-ppc/cpu.h: In function
> `int32_t
>    s_ext16(short unsigned int)':
> /opt/src/qemu-snapshot-2004-08-12_23/target-ppc/cpu.h:41: error:
> invalid
>    conversion from `uint16_t*' to `int16_t*'
> In file included from
> /opt/src/qemu-snapshot-2004-08-12_23/target-ppc/cpu.h:213,
>                  from /opt/src/qemu-snapshot-2004-08-12_23/vl.h:71,
>                  from
> /opt/src/qemu-snapshot-2004-08-12_23/mixeng.cc:29:
> /opt/src/qemu-snapshot-2004-08-12_23/cpu-all.h: In function `uint64_t
>    ldq_raw(void*)':
> /opt/src/qemu-snapshot-2004-08-12_23/cpu-all.h:355: error: pointer of
> type
>    `void *' used in arithmetic
> /opt/src/qemu-snapshot-2004-08-12_23/cpu-all.h: In function `void
>    stq_raw(void*, long long unsigned int)':
> /opt/src/qemu-snapshot-2004-08-12_23/cpu-all.h:392: error: pointer of
> type
>    `void *' used in arithmetic
> /opt/src/qemu-snapshot-2004-08-12_23/cpu-all.h: In function `double
>    ldfq_raw(void*)':
> /opt/src/qemu-snapshot-2004-08-12_23/cpu-all.h:421: error: pointer of
> type
>    `void *' used in arithmetic
> /opt/src/qemu-snapshot-2004-08-12_23/cpu-all.h: In function `void
>    stfq_raw(void*, double)':
> /opt/src/qemu-snapshot-2004-08-12_23/cpu-all.h:430: error: pointer of
> type
>    `void *' used in arithmetic
> /opt/src/qemu-snapshot-2004-08-12_23/mixeng.cc: In function `void*
>    st_rate_start(int, int)':
> /opt/src/qemu-snapshot-2004-08-12_23/mixeng.cc:224: warning: unused
> variable `
>    uint32_t incr'
> /opt/src/qemu-snapshot-2004-08-12_23/mixeng.cc: In function `void
>    st_rate_flow(void*, st_sample_t*, st_sample_t*, int*, int*)':
> /opt/src/qemu-snapshot-2004-08-12_23/mixeng.cc:261: warning: unused
> variable `
>    uint32_t tmp'
> make[1]: *** [mixeng.o] Error 1
> make[1]: Leaving directory
> `/opt/src/qemu-snapshot-2004-08-12_23/ppc-softmmu'
> make: *** [all] Error 1
> 
> 
> Thanks heaps for all your hard work,
> 
> D
> 
> 
> On Fri, 2004-08-13 at 09:33, Joe Menola wrote: 
> 
> > Applying this patch and manually setting Win98 DMA to 5 has my sound worrking 
> > in both 98 and XP. 
> > 
> > Thanks a heap for your efforts, Malc.
> > 
> > -jm
> > On Thu August 12 2004 10:43 am, malc wrote:
> > > Hello,
> > >
> > > At http://www.boblycat.org/~malc/code/patches/qemu/ you will find
> > > latest(7th) audio patch.
> > >
> > > If you are using Win98 guest make sure that 16bit DMA for SoundBlaster is
> > > set to 5.
> > >
> > > There might be regressions since code was changed heavily to accomodate
> > > different/multiple sound cards (none are included in this patch, hopefully
> > > that would change soon)
> > >
> > > Three backends are included, they can be selected via environment
> > > variable, i.e.:
> > >
> > > QEMU_AUDIO_DRV=oss|sdl|wav
> > >
> > > WAV driver will produce `qemu.wav' in current working directory.
> > 
> > 
> > _______________________________________________
> > Qemu-devel mailing list
> > Qemu-devel@nongnu.org
> > http://lists.nongnu.org/mailman/listinfo/qemu-devel
> 
> 
> 
> Darryl Dixon (RHCE, MCSE, MCSA) 
> 
> Unix Systems Administrator
> 
> Oxygen Business Solutions 
> 
> Phone + 64 9 633 0589 
> 
> Mobile + 64 272 839 038 
> 
> www.oxygenforbusiness.com
> 
> 
> 
>                
> 
> 
> ______________________________________________________________________
> 
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-- 
Darryl Dixon <esrever_otua@pythonhacker.is-a-geek.net>

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