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Re: Portaudio problem on Linux /?PowerPC (Matthias Brennwald)


From: Matthias Brennwald
Subject: Re: Portaudio problem on Linux /?PowerPC (Matthias Brennwald)
Date: Sun, 16 Dec 2007 19:10:47 +0100

Oooops, sorry. The below message was not intended for the octave help list. Please disregard.

Matthias


On 16.12.2007, at 19:02, address@hidden wrote:

On 16.12.2007, at 16:21, Arve Knudsen wrote:

Hi Matthias

On Sat, 15 Dec 2007 12:21:59 +0100, Matthias Brennwald
<address@hidden> wrote:

Dear all

I compiled portaudio v19 on an Apple G4 PowerBook running Ubuntu
7.10 as
follows:

./configure
make

This did not produce any errors. Most tests work as expected, but
pa_fuzz crashes:

./pa_fuzz
Expression 'ioctl( stream->capture->fd, SNDCTL_DSP_SETTRIGGER,
&enableBits )' failed in 'src/hostapi/oss/pa_unix_oss.c', line: 1459
Expression 'PaOssStream_Prepare( stream )' failed in
'src/hostapi/oss/pa_unix_oss.c', line: 1579
Expression 'ioctl( stream->capture->fd, SNDCTL_DSP_POST, 0 )'
failed in
'src/hostapi/oss/pa_unix_oss.c', line: 1493

Any thoughts?

It looks like your device doesn't support duplex operation. The
test opens the same device for both capture and playback (the same
device being both default input and output), and OSS won't have it
(hence the error on line 1459).

Arve


1. The device DOES support full duplex.
2. Even if it wouldn't, crashing like this is not very nice. :-)

Matthias




-------
Matthias Brennwald
Lägernstrasse 6
CH 8037 Zürich
+41 (0)44 364 17 03
address@hidden





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