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alsa.en [2012/04/07 02:57] |
alsa.en [2022/04/16 12:22] (current) |
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+ | @related : [Sound] [Audio] [ALSA] [M5451] [Multimedia audio controller] [SPDIF] [Ubuntu] [OSS] [Linux] [Kernel][MIDI] [MAO] | ||
+ | |||
+ | http://www.alsa-project.org | ||
+ | |||
+ | see WIKI at http://alsa.opensrc.org/ | ||
+ | |||
+ | * | ||
+ | [Hardware] [PCMCIA] : http://www.digigram.com/products/getinfo.htm?prod_key=9000 | ||
+ | |||
+ | * http://wiki.debian.net/?ALSA | ||
+ | * http://packages.qa.debian.org/a/alsa-utils.html | ||
+ | |||
+ | |||
+ | ==== [Jack] : [SFX] [VST] ==== | ||
+ | |||
+ | **** alsa_pcm: xrun of at least 156.211 msecs | ||
+ | |||
+ | |||
+ | ==== [MIDI] ==== | ||
+ | |||
+ | $ cat /proc/asound/cards | ||
+ | |||
+ | cat /proc/asound/oss/sndstat | grep devices | ||
+ | # Audio devices: | ||
+ | # Synth devices: NOT ENABLED IN CONFIG | ||
+ | # Midi devices: NOT ENABLED IN CONFIG | ||
+ | |||
+ | $ lsmod | grep snd | ||
+ | |||
+ | pmidi -l | ||
+ | Port Client name Port name | ||
+ | 14:0 Midi Through Midi Through Port-0 | ||
+ | |||
+ | pmidi -p 14:0 anna-magdalena-04-guitar-tab.mid | ||
+ | |||
+ | |||
+ | |||
+ | ! ToDo ; how to encode alsa stream | ||
+ | |||
+ | sox -V -r 48000 -w -t alsa /dev/snd/pcmC0D0c -t .wav test.wav | ||
+ | ALSA lib pcm.c:2099:(snd_pcm_open_noupdate) Unknown PCM /dev/snd/pcmC0D0c | ||
+ | sox: Failed reading /dev/snd/pcmC0D0c: cannot open audio device | ||
+ | |||
+ | The goal was to make a .ogg file from this propaganda : http://www.culture.gouv.fr/culture/1206/ | ||
+ | |||
+ | http://www.domenech.org/bt878a-adc/alsa-e.htm | ||
+ | |||
+ | !Misc, [Debian] | ||
+ | |||
+ | alsaconf | ||
+ | |||
+ | dpkg -L alsa-utils | grep alsamixer | ||
+ | |||
+ | |||
+ | http://www.sabi.co.uk/Notes/linuxSoundALSA.html#issues | ||
+ | |||
+ | |||
+ | ![Bug] | ||
+ | |||
+ | alsamixer | ||
+ | # alsamixer: function snd_ctl_open failed for default: No such device | ||
+ | # https://bugtrack.alsa-project.org/wiki/wikka.php?wakka=TroubleShooting | ||
+ | chmod -R a+rwX /dev/snd/ | ||
+ | |||
+ | |||
+ | * http://www.mail-archive.com/gnomemeeting-list@gnome.org/msg03598.html | ||
+ | |||
+ | |||
+ | |||
+ | ==== MISC ==== | ||
+ | |||
+ | ftp://ftp.alsa-project.org/pub/datasheets/egosys/ http://www.anime.net/~sam9407/ | ||
+ | |||
+ | {http://www.lhotellerie.fr/Dossier/patisserie_assemblage/Data/Livre/photos_chap_7_7_Brownie/7711_alsa_produit.jpg} | ||