Re: [linux-audio-user] sndpeek: real-time 3D FFT + audio visualizatoin

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Subject: Re: [linux-audio-user] sndpeek: real-time 3D FFT + audio visualizatoin
From: Tim Orford (tim_AT_orford.org)
Date: Tue Oct 26 2004 - 22:01:57 EEST

On Mon, Oct 25, 2004 at 06:31:32AM -0400, Ge Wang wrote:
> We at the Princeton SoundLab have released our light-weight
> (stupidly simple yet useful) real-time 3d waveform audio and
> FFT waterfall visualization. GPL. Plug in a mic, and have some
> fun, or run it on a file.
>
> http://soundlab.cs.princeton.edu/software/sndpeek/

screenshot looks great so i had to try it!

but on a Mandrake9.2 and a Gentoo machine (both X 4.3.0, ati r200),
i get a segfault:

[tim_AT_sofa sndpeek]$ gdb ./sndpeek
GNU gdb 5.3-25mdk (Mandrake Linux)
Copyright 2002 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you
are
welcome to change it and/or distribute copies of it under certain
conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for
details.
This GDB was configured as "i586-mandrake-linux-gnu"...
(gdb) run
Starting program: /home/tim/sndpeek-1.0/src/sndpeek/sndpeek
Loading required GL library /usr/X11R6/lib/libGL.so.1.2
libGL: XF86DRIGetClientDriverName: 4.0.1 r200 (screen 0)
libGL: OpenDriver: trying /usr/X11R6/lib/modules/dri/r200_dri.so
libGL: XF86DRIGetClientDriverName: 4.0.1 r200 (screen 0)
drmOpenByBusid: busid is PCI:1:0:0
drmOpenDevice: minor is 0
drmOpenDevice: node name is /dev/dri/card0
drmOpenDevice: open result is 6, (OK)
drmOpenByBusid: drmOpenMinor returns 6
drmOpenByBusid: drmGetBusid reports PCI:1:0:0

Program received signal SIGFPE, Arithmetic exception.
0x40779d33 in __driUtilCreateScreen () from
/usr/X11R6/lib/modules/dri/r200_dri.so
(gdb) backtrace
#0 0x40779d33 in __driUtilCreateScreen () from /usr/X11R6/lib/modules/dri/r200_dri.so
#1 0x40779a81 in __driUtilCreateScreen () from /usr/X11R6/lib/modules/dri/r200_dri.so
#2 0x40779bed in __driUtilCreateScreen () from /usr/X11R6/lib/modules/dri/r200_dri.so
#3 0x406ecc8b in __driUtilCreateScreen () from /usr/X11R6/lib/modules/dri/r200_dri.so
#4 0x4066ffba in __driUtilCreateScreen () from /usr/X11R6/lib/modules/dri/r200_dri.so
#5 0x40672147 in __driUtilCreateScreen () from /usr/X11R6/lib/modules/dri/r200_dri.so
#6 0x406725b7 in __driUtilCreateScreen () from /usr/X11R6/lib/modules/dri/r200_dri.so
#7 0x4077e259 in __driUtilCreateScreen () from /usr/X11R6/lib/modules/dri/r200_dri.so
#8 0x4065d84c in __driUtilUpdateDrawableInfo () from /usr/X11R6/lib/modules/dri/r200_dri.so
#9 0x40607a06 in _glthread_SetTSD () from /usr/X11R6/lib/libGL.so.1.2
#10 0x40607a7e in glXCreateContext () from /usr/X11R6/lib/libGL.so.1.2
(gdb)

hope you find this info useful.

cheers 

-- 
Tim Orford

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