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by Guido Socher (homepage) ��������: Guido ϲ��Linux����������Ϊ�˽����ϵͳ��ι�����һ����Ȥ���£� ������Щ�ܽ�����������������е��ˡ� Ŀ¼: ���� ׼������ midi /etc/modules.conf ʹ��ALSA ��Midi �ο�վ�� ����ƪ���·�������

Midi with alsa

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Ϊ�˽�Midi ת��Ϊʵ�ʵ�����������Ҫһ��Midi�ϳ�����Midi�ϳ�����һ��Ӳ������������������һ��������������٣������ֲ���Ƶ����������������Щ������������Ϊ"��������"��

��ƪ���½��������ʹ��ALSA��Advanced Linux Sound Architecture���Ľӿ���ʵ��һ��Midi�ϳ�����

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• alsa-driver-0.5.12a.tar.bz2
• alsa-lib-0.5.10b.tar.bz2
• alsa-utils-0.5.10.tar.bz2

tar jxvf alsa-driver-0.5.12a.tar.bz2
cd alsa-driver-0.5.12a
./configure --with-sequencer=yes --with-oss=yes --with-isapnp=no
make
make install
./snddevices

modprobe snd-card-emu10k1
modprobe snd-synth-emu10k1
modprobe snd-seq-midi
modprobe snd-pcm-oss
modprobe snd-mixer-oss
modprobe snd-seq-oss

/usr/sbin/alsactl store

play flute.wav

midi

/bin/sfxload /etc/midi/8MBGMSFX.SF2

Port Client name Port name
64:0 External MIDI 0 MIDI 0-0
65:0 Emu10k1 WaveTable Emu10k1 Port 0
65:1 Emu10k1 WaveTable Emu10k1 Port 1
65:2 Emu10k1 WaveTable Emu10k1 Port 2
65:3 Emu10k1 WaveTable Emu10k1 Port 3

pmidi -p 65:0 test.mid

CFLAGS = -O3 -mpentium -march=pentium -fomit-frame-pointer \
-funroll-all-loops -malign-double -ffast-math

./configure --enable-ncurses --enable-xaw --enable-spectrogram --enable-xaw=dynamic --enable-audio=oss,alsa --enable-alsaseq --prefix=/usr/local/timidity-2.11.3
make
make install

cd /usr
find share/timidity -print | cpio -dump /usr/local/timidity-2.11.3

/usr/local/timidity-2.11.3/bin/timidity -iA -B2,8 -Os -EFreverb=0
��ALSA������ģʽ����TiMidity
set SCHED_FIFO
�򿪺ϳ����˿ڣ�128:0 128:1

Port Client name Port name
128:0 Client-128 TiMidity port 0
128:1 Client-128 TiMidity port 1

pmidi -p 128:0 test.mid

/etc/modules.conf

alias char-major-116 snd
alias char-major-14 soundcore
alias snd-card-0 snd-card-emu10k1
alias sound-slot-0 snd-card-0
alias sound-service-0-0 snd-mixer-oss
alias sound-service-0-1 snd-seq-oss
alias sound-service-0-3 snd-pcm-oss
alias sound-service-0-8 snd-seq-oss
alias sound-service-0-12 snd-pcm-oss
alias midi snd-synth-emu10k1
below snd-seq-oss snd-synth-emu10k1
post-install snd-synth-emu10k1 /bin/sfxload /etc/midi/8MBGMSFX.SF2 ; alsactl restore
# uncomment to save volume settings at shutdown:
#pre-remove snd-synth-emu10k1 alsactl store

alias char-major-116 snd
alias char-major-14 soundcore
alias snd-card-0 snd-card-via686a
alias sound-slot-0 snd-card-0
alias sound-service-0-0 snd-mixer-oss
alias sound-service-0-3 snd-pcm-oss
alias sound-service-0-12 snd-pcm-oss
# restore original mixer:
post-install snd-card-via686a alsactl restore
# uncomment to save volume settings at shutdown:
#pre-remove snd-synth-emu10k1 alsactl store

echo "starting timidity"
timidiy=/usr/local/timidity-2.11.3/bin/timidity # do not forget the "&" in the next line:
$timidity -iA -B2,8 -Os -EFreverb=0 > /dev/null &

ʹ��ALSA ��Midi

�ο�վ��

• ALSA Howto�� www.amelek.gda.pl/avr/
  
• ALSA��Ŀ�� http://www.alsa-project.org/
• Timidity++-2.11.3.tar.gz������վ�㣺TiMidity++-2.11.3.tar.gz
• Timidity ��Midi�����ϳ�����http://www.goice.co.jp/member/mo/timidity/dist/
• Midi-howto��http://www.midi-howto.com/
• pmidi midi�������� pmidi-1.4.2.tar.gz
  (����վ�㣺http://download.sourceforge.net/pmidi/ ���� http://www.parabola.demon.co.uk/alsa/pmidi.html )
• һ���򵥵��Ƚϳ���Midi�����ļ��� test.mid bigstar.mid
• ������ƪ����
  
• Linuxƽ̨�ϵ�MidiӦ�ó���http://www.linuxsound.at/midi.html
• Linuxƽ̨�ϵ��й�������MIDI��������http://linux-sound.org/one-page.html (or http://www.linuxsound.at)

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2002-10-31, generated by lfparser version 2.25