Re: [LAU] Audio recording from Rosegarden+QSynth+Hydrogen

On 1/26/09, Kjetil S. Matheussen <k.s.matheussen@email-addr-hidden> wrote:
>
> Andras Simon:
>
>>>
>>> Can you try this one:
>>> http://heim.ifi.uio.no/~ksvalast/jack_capture.c.gz
>>> ?
>>
>>Sure:
>>
>>[simon at zsuzsi jack_capture-0.9.31]$ ./jack_capture
>>1
>>2
>>4
>>5
>>6
>
> That's just buffer init. Weird! Perhaps you
> are running out of memory?

I shouldn't:

[simon@email-addr-hidden jack_capture-0.9.31]$ free
             total used free shared buffers cached
Mem: 2059296 1937596 121700 0 82608 628812
-/+ buffers/cache: 1226176 833120
Swap: 8193108 4812 8188296

> Can you try
>
> ./jack_capture -B 0.1
>
> ?

Much more interesting:

[simon@email-addr-hidden jack_capture-0.9.31]$ ./jack_capture -B 0.1
1
2
4
5
6
7
Warning, the format "wav" is not supported. Using wav instead.
8
9
10
11
12
Recording to "jack_capture_01.wav". Press <Return> or <Ctrl-C> to stop.
13
   |""""""""""""""""""""""""""""""""""""""""""""""""""""""""|
00:| |
01:| |
Buffer: 0.06s / 0.09s. Disk high priority: [ ]. Overruns: 0
14
Segmentation fault

[This is without me pressing return or ctrl-c]

> Also, what machine do you have? (/proc/cpu) There's some atomic
> operations going on in the buffer init, maybe they are locking up.

processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 15
model name : Intel(R) Core(TM)2 CPU 6420 @ 2.13GHz
stepping : 6
cpu MHz : 2133.322
cache size : 4096 KB
physical id : 0
siblings : 2
core id : 0
cpu cores : 2
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 10
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov
pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx
lm constant_tsc arch_perfmon pebs bts rep_good nopl pni monitor ds_cpl
vmx est tm2 ssse3 cx16 xtpr lahf_lm
bogomips : 4266.64
clflush size : 64
cache_alignment : 64
address sizes : 36 bits physical, 48 bits virtual
power management:

processor : 1
vendor_id : GenuineIntel
cpu family : 6
model : 15
model name : Intel(R) Core(TM)2 CPU 6420 @ 2.13GHz
stepping : 6
cpu MHz : 2133.322
cache size : 4096 KB
physical id : 0
siblings : 2
core id : 1
cpu cores : 2
apicid : 1
initial apicid : 1
fpu : yes
fpu_exception : yes
cpuid level : 10
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov
pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx
lm constant_tsc arch_perfmon pebs bts rep_good nopl pni monitor ds_cpl
vmx est tm2 ssse3 cx16 xtpr lahf_lm
bogomips : 4266.59
clflush size : 64
cache_alignment : 64
address sizes : 36 bits physical, 48 bits virtual
power management:

Andras
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Received on Mon Jan 26 04:15:07 2009