Re: ubuntu soundsc and fourier transform

[Juan Pablo Carbajal]

On Fri, Jul 31, 2015 at 4:09 PM, Mike Miller <address@hidden> wrote:
> On Fri, Jul 31, 2015 at 12:14:43 +0200, jordi lendinez wrote:
>> Hi,
>> I was trying to use the function soundsc or sounds in octave, but I recives
>> this message:
>>
>> octave:5> y=randn(1,1000);
>> octave:6> soundsc (y)
>> error: portaudio not found on your system and thus audio functionality is 
>> not present
>
> How did you install Octave, did you compile it yourself? If so, you
> will need to rebuild it with the portaudio19-dev package installed.
>
> --
> mike
>
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Mike,

I was trying to reproduce it. I do and get the same error as jordi.
After I apply your solution (recompile with portaudio19-dev) I get

octave-gui:1> y=randn(1,1000);
octave-gui:2> soundsc(y)
ALSA lib pcm.c:2239:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.rear
ALSA lib pcm.c:2239:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.center_lfe
ALSA lib pcm.c:2239:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.side
ALSA lib pcm_route.c:947:(find_matching_chmap) Found no matching channel map
bt_audio_service_open: connect() failed: Connection refused (111)
bt_audio_service_open: connect() failed: Connection refused (111)
bt_audio_service_open: connect() failed: Connection refused (111)
bt_audio_service_open: connect() failed: Connection refused (111)