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                    ALSA¥·¡¼¥±¥ó¥µ¥¤¥ó¥¿¥Õ¥§¡¼¥¹
            Copyright (c) 2000  ´ä°æ δ <tiwai@suse.de>
=======================================================================

ÀâÌÀ
====

¤³¤Îʸ½ñ¤Ï¡¤Advanced Linux Sound Architecture(ALSA)¥·¡¼¥±¥ó¥µ¥¤¥ó¥¿¥Õ¥§
¡¼¥¹¤Ë´Ø¤¹¤ë¤â¤Î¤Ç¤¹¡£ALSA¥·¡¼¥±¥ó¥µ¥¤¥ó¥¿¥Õ¥§¡¼¥¹¤Ï¡¤ALSA¥·¡¼¥±¥ó¥µ¤Î
¥³¥¢¤Ètimidity´Ö¤ÇÄÌ¿®¤ò¹Ô¤¤¤Þ¤¹¡£¥¤¥ó¥¿¥Õ¥§¡¼¥¹¤Ï¥·¡¼¥±¥ó¥µ¤«¤é¥¤¥Ù¥ó
¥È¤ò¼õ¤±¼è¤ê¡¤(¤Û¤Ü)¥ê¥¢¥ë¡¦¥¿¥¤¥à¤Ç±éÁÕ¤·¤Þ¤¹¡£
Ëܥ⡼¥É¤Ë¤ª¤¤¤Æ¡¤TiMidity¤ÏALSA¾å¤Î¥½¥Õ¥È¥¦¥§¥¢MIDI¥·¥ó¥»¥µ¥¤¥¶¥¨¥ó¥¸
¥ó¤È¤·¤Æ¡¤½ã¿è¤Ë¥½¥Õ¥È¥¦¥§¥¢¥ê¥¢¥ë¥¿¥¤¥àMIDI¥ì¥ó¥À¤È¤·¤ÆÆ°ºî¤·¤Þ¤¹¡£
¤¹¤Ù¤Æ¤Î¥¹¥±¥¸¥å¡¼¥ê¥ó¥°¤Ï¡¤ALSA¥·¡¼¥±¥ó¥µ¤Î¥³¥¢¤Ë¤è¤Ã¤Æ¹Ô¤ï¤ì¤ë¤Î¤Ç¡¤
ËÜ¥¤¥ó¥¿¥Õ¥§¡¼¥¹¤Ï¥¹¥±¥¸¥å¡¼¥ê¥ó¥°¥ë¡¼¥Á¥ó¤¬¤¢¤ê¤Þ¤»¤ó¡£

ALSA¥·¡¼¥±¥ó¥µ¥¤¥ó¥¿¥Õ¥§¡¼¥¹¤òµ¯Æ°¤¹¤ë¤Ë¤Ï¡¤°Ê²¼¤Î¤è¤¦¤Ëtimidity¤òµ¯Æ°
¤·¤Æ¤¯¤À¤µ¤¤:
	% timidity -iA -B2,8 -Os -q0/0 -k0
¥Õ¥é¥°¥á¥ó¥È¥µ¥¤¥º¤ÏÄ´À°²Äǽ¤Ç¤¹¡£¤è¤ê¾¯¤Ê¤¤¿ô¤Û¤É¥ê¥¢¥ë¥¿¥¤¥à¥ì¥¹¥Ý¥ó
¥¹¤¬Îɤ¯¤Ê¤ê¤Þ¤¹¡£¤½¤·¤Æ¡¤timidity¤Ï¿·¤·¤¯ºîÀ®¤µ¤ì¤¿¿·¥Ý¡¼¥ÈÈÖ¹æ(²¼µ­¤Î
128:0¤ª¤è¤Ó128:1)¤òɽ¼¨¤·¤Þ¤¹¡£
       ---------------------------------------
	% timidity -iA -B2,8 -Os -q0/0 -k0
	TiMidity starting in ALSA server mode
	Opening sequencer port 128:0 128:1
       ---------------------------------------
¤³¤ì¤é¤Î¥Ý¡¼¥È¤Ï¾¤Î¥·¡¼¥±¥ó¥µ¥Ý¡¼¥È¤ÈÀܳ¤¹¤ë¤Ç¤­¤Þ¤¹¡£Î㤨¤Ð¡¤pmidi¤ò
·Ðͳ¤·¤ÆMIDI¥Õ¥¡¥¤¥ë¤ò±éÁÕ¤¹¤ë(¤Ê¤ó¤Æ²á¾ê¤Ê:-)¤Ë¤Ï¡¤
	% pmidi -p128:0 foo.mid
MIDI¥Õ¥¡¥¤¥ë¤¬2¤Ä¤Î¥Ý¡¼¥È¤òɬÍפȤ¹¤ë¾ì¹ç¤Ï¡¤¤³¤Î¤è¤¦¤ËÀܳ¤·¤Þ¤¹:
	% pmidi -p128:0,128:1 bar.mid
³°Éô¤ÎMIDI¥­¡¼¥Ü¡¼¥É¤«¤éÀܳ¤¹¤ë¤Ë¤Ï¡¤¤³¤ó¤Ê¶ñ¹ç¤Ë¤Ê¤ê¤Þ¤¹:
	% aconnect 64:0 128:0

¥¤¥ó¥¹¥È¡¼¥ë
============

--enable-alsaseq¤È--enable-audio=alsa¥ª¥×¥·¥ç¥ó¤ò¤Ä¤±¤Æconfigure¤·¤Æ¤¯
¤À¤µ¤¤¡£¤â¤Á¤í¤ó¡¤Â¾¤Î¥ª¡¼¥Ç¥£¥ª¥Ç¥Ð¥¤¥¹¤ä¥¤¥ó¥¿¥Õ¥§¡¼¥¹¤âÄɲä·¤ÆÁª¤Ù
¤Þ¤¹¡£

¤è¤êÎɤ¤¥ê¥¢¥ë¥¿¥¤¥à¥ì¥¹¥Ý¥ó¥¹¤òÆÀ¤ë¤Ë¤Ï¡¤timidity¤òroot¤È¤·¤Æ¼Â¹Ô¤¹¤Ù
¤­¤Ç¤¹(°Ê²¼¤ò»²¾È)¡£set-UID root¤Ï¡¤¤³¤ì¤ò¼Â¸½¤¹¤ëºÇ¤â´Êñ¤ÊÊýË¡¤Ç¤¹¡£
¥¤¥ó¥¹¥È¡¼¥ëºÑ¤ßtimidity¤Î¥Ð¥¤¥Ê¥ê¤Î¥ª¡¼¥Ê¤È¥Ñ¡¼¥ß¥Ã¥·¥ç¥ó¤ò¡¤°Ê²¼¤Î¤è
¤¦¤ËÊѹ¹¤¹¤ì¤ÐÎɤ¤¤Ç¤·¤ç¤¦:
	# chown root /usr/local/bin/timidity
	# chmod 4755 /usr/local/bin/timidity

¤³¤ì¤Ë¤è¤Ã¤Æ¡¤¥»¥­¥å¥ê¥Æ¥£¡¦¥Û¡¼¥ë¤ò°ú¤­µ¯¤³¤¹¤«¤âÃΤì¤Ê¤¤¤³¤È¤Ëµ¤¤ò¤Ä
¤±¤Æ¤¯¤À¤µ¤¤!


¥ê¥¢¥ë¥¿¥¤¥à¥ì¥¹¥Ý¥ó¥¹
======================

¥¤¥ó¥¿¥Õ¥§¡¼¥¹¤Ï¡¤¥×¥í¥»¥¹¥¹¥±¥¸¥å¡¼¥ê¥ó¥°¤òSCHED_FIFO¤Ë¤·¤Æ¡¤¤Ç¤­¤ë¤À
¤±¹â¤¤Í¥ÀèÅ٤˥ꥻ¥Ã¥È¤¹¤ë¤³¤È¤ò»î¤ß¤Þ¤¹¡£SCHED_FIFO¤µ¤ì¤¿¥×¥í¥°¥é¥à¤Ï¡¤
¤è¤êÎɤ¤¥ê¥¢¥ë¥¿¥¤¥à¥ì¥¹¥Ý¥ó¥¹¤òÄ褷¤Þ¤¹¡£Î㤨¤Ð¡¤SCHED_FIFO¤ò»ý¤¿¤Ê¤¤
timidity¤Ï¡¤/proc¤¬¥¢¥¯¥»¥¹¤µ¤ì¤ë¤¿¤Ó¤ËÃø¤·¤¤ÅÓÀÚ¤ì¤ò°ú¤­µ¯¤³¤¹¤«¤âÃΤì
¤Þ¤»¤ó¡£
¤³¤Îµ¡Ç½¤òÍ­¸ú¤Ë¤¹¤ë¤Ë¤Ï¡¤timidity¤òroot¤Çµ¯Æ°¤¹¤ë¤«¡¤set-uid root¤Ç¥¤
¥ó¥¹¥È¡¼¥ë¤¹¤Ù¤­¤Ç¤¹¡£


¥¤¥ó¥¹¥Ä¥ë¥á¥ó¥È¤Î¥í¡¼¥É
========================

timidity¤Ï¡¤¥×¥í¥°¥é¥à¥Á¥§¥ó¥¸¤Î¥¤¥Ù¥ó¥È¤ò¼õ¿®¤¹¤ë¤¿¤Ó¤Ë¡¤¥¤¥ó¥¹¥Ä¥ë¥á
¥ó¥È¤òưŪ¤Ë¥í¡¼¥É¤·¤Þ¤¹¡£¤È¤­¤Ë¤³¤ì¤Ï¡¤ºÆÀ¸Ãæ¤Î¥Ð¥Ã¥Õ¥¡¥¢¥ó¥À¡¼¥é¥ó¤Ë
¤è¤Ã¤Æ¡¤ÅÓÀÚ¤ì¤ò°ú¤­µ¯¤³¤·¤Þ¤¹¡£¤µ¤é¤Ë¡¤¤¹¤Ù¤Æ¤ÎͽÌó¤¬ÀÚÃǤµ¤ì¤ë¤È¡¤
timidity¤Ï¥í¡¼¥É¤·¤¿¥¤¥ó¥¹¥Ä¥ë¥á¥ó¥È¤ò¥ê¥»¥Ã¥È¤·¤Þ¤¹¡£¤·¤¿¤¬¤Ã¤Æ¡¤ºÆÀ¸
½ªÎ»¸å¤â¥í¡¼¥É¤·¤¿¥¤¥ó¥¹¥Ä¥ë¥á¥ó¥È¤ò¤¹¤Ù¤Æ¥­¡¼¥×¤¹¤ë¤Ë¤Ï¡¤aconnect¤ò·Ð
ͳ¤·¤Ætimidity¥Ý¡¼¥È¤Ë¥À¥ß¡¼¥Ý¡¼¥È(Î㤨¤ÐmidiÆþÎϥݡ¼¥È)¤òÀܳ¤·¤Æ¤ª¤¯
ɬÍפ¬¤¢¤ê¤Þ¤¹:
	% aconnect 64:0 128:0


ºÆÀ¸¤Î¥ê¥»¥Ã¥È
==============

timidity¤ËSIGHUP¥·¥°¥Ê¥ë¤òÁ÷¤ë¤³¤È¤Ë¤è¤ê¡¤ºÆÀ¸Ãæ¤Ë¤¹¤Ù¤Æ¤Î²»¤ò»ß¤á¤ë¤³
¤È¤¬¤Ç¤­¤Þ¤¹¡£Àܳ¤Ï¥ê¥»¥Ã¥È¸å¤â°Ý»ý¤µ¤ì¤Þ¤¹¤¬¡¤¥¤¥Ù¥ó¥È¤Ï¤â¤Ï¤ä½èÍý¤µ
¤ì¤Þ¤»¤ó¡£²»¤òºÆ¤ÓÍ­¸ú¤Ë¤¹¤ë¤Ë¤Ï¡¤¥Ý¡¼¥È¤òºÆÀܳ¤·¤Ê¤±¤ì¤Ð¤Ê¤ê¤Þ¤»¤ó¡£


»ë³Ð²½
======

¤Á¤ç¤Ã¤Ô¤ê¥Õ¥¡¥ó¥·¡¼¤Ç¥Ó¥¸¥å¥¢¥ë¤Ê½ÐÎϤ¬¤ª¹¥¤ß¤Ç¤¢¤ì¤Ð¡¤ÀÛºî¤Î¾®¤µ¤Ê¥×
¥í¥°¥é¥à¡¤aseqview¤ò¤ª»î¤·¤¯¤À¤µ¤¤¡£
	% aseqview -p2 &
¤½¤·¤Æ¡¤(aseqview¤Ë¤è¤Ã¤Æ129:0¤È129:1¤¬ºîÀ®¤µ¤ì¤¿¤È²¾Äꤷ¤Æ)timidity¥Ý
¡¼¥È¤Ë2¤Ä¤Î¥Ý¡¼¥È¤òÀܳ¤·¤Æ¤¯¤À¤µ¤¤:
	% aconnect 129:0 128:0
	% aconnect 129:1 128:1
½ÐÎϤϡ¤128:0,1¤ÎÂå¤ï¤ê¤Ë129:0,1¤ËžÁ÷¤µ¤ì¤ë¤³¤È¤Ë¤Ê¤ê¤Þ¤¹¡£
	% pmidi -p129:0,129:1 foo.mid


OSS¤È¤Î¸ß´¹À­
=============

ALSA¥·¡¼¥±¥ó¥µ¾å¤ÎOSS MIDI¥¨¥ß¥å¥ì¡¼¥·¥ç¥ó·Ðͳ¤Çtimidity¤Ë¥¢¥¯¥»¥¹¤¹¤ë
¤³¤È¤â¤Ç¤­¤Þ¤¹¡£¥¢¥¯¥»¥¹¤µ¤ì¤ë¥Ç¥Ð¥¤¥¹ÈÖ¹æ¤Î¥Á¥§¥Ã¥¯¤¹¤ë¤¿¤á¡¤
/proc/asound/seq/oss¤ò¸«¤Æ¤¯¤À¤µ¤¤¡£
       ---------------------------------------
	% cat /proc/asound/seq/oss
	OSS sequencer emulation version 0.1.8
	ALSA client number 63
	ALSA receiver port 0
	...
	midi 1: [TiMidity port 0] ALSA port 128:0
	  capability write / opened none
	
	midi 2: [TiMidity port 1] ALSA port 128:1
	  capability write / opened none
       ---------------------------------------
¾åµ­¤Î¾ì¹ç¤À¤È¡¤MIDI¥Ç¥Ð¥¤¥¹1¤È2¤¬timidity¤Ë³ä¤êÅö¤Æ¤é¤ì¤Æ¤¤¤Þ¤¹¡£¤µ¤¢¡¤
playmidi¤Ç±éÁÕ¤·¤Æ¤ß¤Þ¤·¤ç¤¦:
	% playmidi -e -D1 foo.mid


¥Ð¥°
====

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¥ê¥½¡¼¥¹
========

- ALSA¥Û¡¼¥à¥Ú¡¼¥¸
	http://www.alsa-project.org
- »ä¤ÎALSA¥Ï¥Ã¥¯¥Ú¡¼¥¸(aseqview¤ò´Þ¤à)
	http://members.tripod.de/iwai/alsa.html