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Re: Re: [Csnd] Midi in on Linux

Date2011-01-28 12:51
From"vallste@libero.it"
SubjectRe: Re: [Csnd] Midi in on Linux
Hello,
with jackd I also use a2jmidid to have raw midi ports
Ciao

Stefano

>----Messaggio originale----
>Da: mantaraya36@gmail.com
>Data: 28/01/2011 12.02
>A: 
>Ogg: Re: [Csnd] Midi in on Linux
>
>Hi,
>
>Csound uses the alsa rawmidi interface, so you probably need to load
>the virmidi module to have a bridge with alsaseq, which is where the
>keyboard will probably be:
>
>modprobe snd-virmidi
>
>You can also use -Ma (instead of --midi-device) to receive from all
>available MIDI ports.
>
>Cheers,
>Andres
>
>On Fri, Jan 28, 2011 at 10:34 AM, Erik de Castro Lopo
> wrote:
>> Hi all,
>>
>> I've got a midi keyboard connected to a USB/Midi interface and I'm
>> running csound as:
>>
>>    csound -d -+rtaudio=alsa -o dac -+rtmidi=alsa --midi-device=hw:1,0 \
>>        miditest.csd
>>
>> with the miditest.csd file included below.
>>
>> Unfortunately, I'm not getting any sound, even though I know this has
>> worked in the past. When I run it I get:
>>
>>    PortMIDI real time MIDI plugin for Csound
>>    virtual_keyboard real time MIDI plugin for Csound
>>    PortAudio real-time audio module for Csound
>>    0dBFS level = 32768.0
>>    Csound version 5.13 (double samples) Jan 25 2011
>>    libsndfile-1.0.23
>>    UnifiedCSD:  Examples/Midi/miditest.csd
>>    STARTING FILE
>>    Creating options
>>    Creating orchestra
>>    Creating score
>>    orchname:  /tmp/csound-T6wme8.orc
>>    scorename: /tmp/csound-Nk02PQ.sco
>>    rtaudio: ALSA module enabled
>>    rtmidi: ALSA module enabled
>>    RAWWAVE_PATH: /usr/share/stk/rawwaves/
>>    orch compiler:
>>            instr   10
>>    Elapsed time at end of orchestra compile: real: 0.001s, CPU: 0.000s
>>    sorting score ...
>>            ... done
>>    Elapsed time at end of score sort: real: 0.001s, CPU: 0.000s
>>    Csound version 5.13 (double samples) Jan 25 2011
>>    midi channel 1 using instr 10
>>    midi channel 2 using instr 10
>>    midi channel 3 using instr 10
>>    midi channel 4 using instr 10
>>    midi channel 5 using instr 10
>>    midi channel 6 using instr 10
>>    midi channel 7 using instr 10
>>    midi channel 8 using instr 10
>>    midi channel 9 using instr 10
>>    midi channel 10 using instr 10
>>    midi channel 11 using instr 10
>>    midi channel 12 using instr 10
>>    midi channel 13 using instr 10
>>    midi channel 14 using instr 10
>>    midi channel 15 using instr 10
>>    midi channel 16 using instr 10
>>    displays suppressed
>>    0dBFS level = 32768.0
>>    ALSA: opened MIDI input device 'hw:1,0'
>>    orch now loaded
>>    audio buffered in 256 sample-frame blocks
>>    ALSA: -B 1024 not allowed on this device; using 1881 instead
>>    ALSA: -b 256 not allowed on this device; using 940 instead
>>    ALSA output: total buffer size: 1881, period size: 940
>>    writing 1024-byte blks of shorts to dac
>>    SECTION 1:
>>    ftable 1:
>>    ftable 2:
>>    B  0.000 .. 30.000 T 30.000 TT 30.000 M:      0.0      0.0
>>    Score finished in csoundPerform().
>>    inactive allocs returned to freespace
>>    end of score.              overall amps:      0.0      0.0
>>               overall samples out of range:        0        0
>>    0 errors in performance
>>    Elapsed time at end of performance: real: 30.007s, CPU: 2.470s
>>    5168 1024-byte soundblks of shorts written to dac
>>
>>
>> It finds the midi device and the lights on the interface flash
>> when I play notes on the midi keyboard.
>>
>> Regular CSD files containing an ORC and a SCO section work fine.
>>
>> Clues anyone?
>>
>> Cheers,
>> Erik
>>
>>
>> 
>> 
>> 
>> 
>> sr              =       44100
>> kr              =       4410
>> ksmps   =       10
>> nchnls  =       2
>>
>> instr 10
>>        iamp    ampmidi 5000
>>        icps    cpsmidi
>>
>>        printf_i "Freq : %f\n", 1, icps
>>
>>        agate   linenr  iamp,0.01,0.1,0.01
>>        asig    oscil   agate,icps,1
>>        outs    asig, asig
>> endin
>>
>> 
>> 
>>
>> ;Score for simple MIDI instrument
>> f1 0 8192 10 1
>>
>> ;exponential curve for amp scaling
>> f2 0 129 5 .1 129 1
>>
>> ;Can be used with MIDI files up to 30 seconds long.
>> f0      30
>> e
>>
>> 
>> 
>>
>> --
>> ----------------------------------------------------------------------
>> Erik de Castro Lopo
>> http://www.mega-nerd.com/
>>
>>
>> Send bugs reports to the Sourceforge bug tracker
>>            https://sourceforge.net/tracker/?group_id=81968&atid=564599
>> Discussions of bugs and features can be posted here
>> To unsubscribe, send email sympa@lists.bath.ac.uk with body "unsubscribe 
csound"
>>
>>
>
>
>Send bugs reports to the Sourceforge bug tracker
>            https://sourceforge.net/tracker/?group_id=81968&atid=564599
>Discussions of bugs and features can be posted here
>To unsubscribe, send email sympa@lists.bath.ac.uk with body "unsubscribe 
csound"
>
>




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