#

#  ALSA library configuration file

#

# pre-load the configuration files

@hooks [

	{

		func load

		files [

			"/usr/etc/alsa/conf.d"

			"/etc/alsa/conf.d"

			"/etc/asound.conf|||/usr/etc/asound.conf"

			"~/.asoundrc"

			{

				@func concat

				strings [

					{

						@func getenv

						vars [

							XDG_CONFIG_HOME

						]

						default "~/.config"

					}

					"/alsa/asoundrc"

				]

			}

		]

		errors false

	}

]

# load card-specific configuration files (on request)

cards.@hooks [

	{

		func load

		files [

			{

				@func concat

				strings [

					{ @func datadir }

					"/cards/aliases.conf"

				]

			}

		]

	}

	{

		func load_for_all_cards

		files [

			{

				@func concat

				strings [

					{ @func datadir }

					"/cards/"

					{ @func private_string }

					".conf"

				]

			}

		]

		errors false

	}

]

#

# defaults

#

# show all name hints also for definitions without hint {} section

defaults.namehint.showall off

# show just basic name hints

defaults.namehint.basic on

# show extended name hints

defaults.namehint.extended off

#

defaults.ctl.card 0

defaults.pcm.card 0

defaults.pcm.device 0

defaults.pcm.subdevice -1

defaults.pcm.nonblock 1

defaults.pcm.compat 0

defaults.pcm.minperiodtime 5000		# in us

defaults.pcm.ipc_key 5678293

defaults.pcm.ipc_gid audio

defaults.pcm.ipc_perm 0660

defaults.pcm.tstamp_type default

defaults.pcm.dmix.max_periods 0

defaults.pcm.dmix.channels 2

defaults.pcm.dmix.rate 48000

defaults.pcm.dmix.format unchanged

defaults.pcm.dmix.card defaults.pcm.card

defaults.pcm.dmix.device defaults.pcm.device

defaults.pcm.dsnoop.card defaults.pcm.card

defaults.pcm.dsnoop.device defaults.pcm.device

defaults.pcm.front.card defaults.pcm.card

defaults.pcm.front.device defaults.pcm.device

defaults.pcm.rear.card defaults.pcm.card

defaults.pcm.rear.device defaults.pcm.device

defaults.pcm.center_lfe.card defaults.pcm.card

defaults.pcm.center_lfe.device defaults.pcm.device

defaults.pcm.side.card defaults.pcm.card

defaults.pcm.side.device defaults.pcm.device

defaults.pcm.surround21.card defaults.pcm.card

defaults.pcm.surround21.device defaults.pcm.device

defaults.pcm.surround40.card defaults.pcm.card

defaults.pcm.surround40.device defaults.pcm.device

defaults.pcm.surround41.card defaults.pcm.card

defaults.pcm.surround41.device defaults.pcm.device

defaults.pcm.surround50.card defaults.pcm.card

defaults.pcm.surround50.device defaults.pcm.device

defaults.pcm.surround51.card defaults.pcm.card

defaults.pcm.surround51.device defaults.pcm.device

defaults.pcm.surround71.card defaults.pcm.card

defaults.pcm.surround71.device defaults.pcm.device

defaults.pcm.iec958.card defaults.pcm.card

defaults.pcm.iec958.device defaults.pcm.device

defaults.pcm.modem.card defaults.pcm.card

defaults.pcm.modem.device defaults.pcm.device

defaults.pcm.file_format raw

defaults.pcm.file_truncate true		# truncate files via file or tee PCM

defaults.rawmidi.card 0

defaults.rawmidi.device 0

defaults.rawmidi.subdevice -1

defaults.hwdep.card 0

defaults.hwdep.device 0

defaults.timer.class 2

defaults.timer.sclass 0

defaults.timer.card 0

defaults.timer.device 0

defaults.timer.subdevice 0

#

#  PCM interface

#

pcm.hw {

	@args [ CARD DEV SUBDEV ]

	@args.CARD {

		type string

		default {

			@func getenv

			vars [

				ALSA_PCM_CARD

				ALSA_CARD

			]

			default {

				@func refer

				name defaults.pcm.card

			}

		}

	}

	@args.DEV {

		type integer

		default {

			@func igetenv

			vars [

				ALSA_PCM_DEVICE

			]

			default {

				@func refer

				name defaults.pcm.device

			}

		}

	}

	@args.SUBDEV {

		type integer

		default {

			@func refer

			name defaults.pcm.subdevice

		}

	}		

	type hw

	card $CARD

	device $DEV

	subdevice $SUBDEV

	hint {

		show {

			@func refer

			name defaults.namehint.extended

		}

		description "Direct hardware device without any conversions"

	}

}

pcm.plughw {

	@args [ CARD DEV SUBDEV ]

	@args.CARD {

		type string

		default {

			@func getenv

			vars [

				ALSA_PCM_CARD

				ALSA_CARD

			]

			default {

				@func refer

				name defaults.pcm.card

			}

		}

	}

	@args.DEV {

		type integer

		default {

			@func igetenv

			vars [

				ALSA_PCM_DEVICE

			]

			default {

				@func refer

				name defaults.pcm.device

			}

		}

	}

	@args.SUBDEV {

		type integer

		default {

			@func refer

			name defaults.pcm.subdevice

		}

	}		

	type plug

	slave.pcm {

		type hw

		card $CARD

		device $DEV

		subdevice $SUBDEV

	}

	hint {

		show {

			@func refer

			name defaults.namehint.extended

		}

		description "Hardware device with all software conversions"

	}

}

pcm.plug {

	@args [ SLAVE ]

	@args.SLAVE {

		type string

	}

	type plug

	slave.pcm $SLAVE

}

pcm.shm {

	@args [ SOCKET PCM ]

	@args.SOCKET {

		type string

	}

	@args.PCM {

		type string

	}

	type shm

	server $SOCKET

	pcm $PCM

}

pcm.tee {

	@args [ SLAVE FILE FORMAT ]

	@args.SLAVE {

		type string

	}

	@args.FILE {

		type string

	}

	@args.FORMAT {

		type string

		default {

			@func refer

			name defaults.pcm.file_format

		}

	}

	type file

	slave.pcm $SLAVE

	file $FILE

	format $FORMAT

	truncate {

		@func refer

		name defaults.pcm.file_truncate

	}

}

pcm.file {

	@args [ FILE FORMAT ]

	@args.FILE {

		type string

	}

	@args.FORMAT {

		type string

		default {

			@func refer

			name defaults.pcm.file_format

		}

	}

	type file

	slave.pcm null

	file $FILE

	format $FORMAT

	truncate {

		@func refer

		name defaults.pcm.file_truncate

	}

}

pcm.null {

	type null

	hint {

		show {

			@func refer

			name defaults.namehint.basic

		}

		description "Discard all samples (playback) or generate zero samples (capture)"

	}

}

# redirect to load-on-demand extended pcm definitions

pcm.cards cards.pcm

pcm.default cards.pcm.default

pcm.sysdefault cards.pcm.default

pcm.front cards.pcm.front

pcm.rear cards.pcm.rear

pcm.center_lfe cards.pcm.center_lfe

pcm.side cards.pcm.side

pcm.surround21 cards.pcm.surround21

pcm.surround40 cards.pcm.surround40

pcm.surround41 cards.pcm.surround41

pcm.surround50 cards.pcm.surround50

pcm.surround51 cards.pcm.surround51

pcm.surround71 cards.pcm.surround71

pcm.iec958 cards.pcm.iec958

pcm.spdif iec958

pcm.hdmi cards.pcm.hdmi

pcm.dmix cards.pcm.dmix

pcm.dsnoop cards.pcm.dsnoop

pcm.modem cards.pcm.modem

pcm.phoneline cards.pcm.phoneline

#

#  Control interface

#

ctl.sysdefault {

	type hw

	card {

		@func getenv

		vars [

			ALSA_CTL_CARD

			ALSA_CARD

		]

		default {

			@func refer

			name defaults.ctl.card

		}

	}

	hint.description "Default control device"

}

ctl.default ctl.sysdefault

ctl.hw {

	@args [ CARD ]

	@args.CARD {

		type string

		default {

			@func getenv

			vars [

				ALSA_CTL_CARD

				ALSA_CARD

			]

			default {

				@func refer

				name defaults.ctl.card

			}

		}

	}

	type hw

	card $CARD

	hint.description "Direct control device"

}

ctl.shm {

	@args [ SOCKET CTL ]

	@args.SOCKET {

		type string

	}

	@args.CTL {

		type string

	}

	type shm

	server $SOCKET

	ctl $CTL

}

#

#  RawMidi interface

#

rawmidi.default {

	type hw

	card {

		@func getenv

		vars [

			ALSA_RAWMIDI_CARD

			ALSA_CARD

		]

		default {

			@func refer

			name defaults.rawmidi.card

		}

	}

	device {

		@func igetenv

		vars [

			ALSA_RAWMIDI_DEVICE

		]

		default {

			@func refer

			name defaults.rawmidi.device

		}

	}

	hint.description "Default raw MIDI device"

}

rawmidi.hw {

	@args [ CARD DEV SUBDEV ]

	@args.CARD {

		type string

		default {

			@func getenv

			vars [

				ALSA_RAWMIDI_CARD

				ALSA_CARD

			]

			default {

				@func refer

				name defaults.rawmidi.card

			}

		}

	}

	@args.DEV {

		type integer

		default {

			@func igetenv

			vars [

				ALSA_RAWMIDI_DEVICE

			]

			default {

				@func refer

				name defaults.rawmidi.device

			}

		}

	}

	@args.SUBDEV {

		type integer

		default -1

	}

	type hw

	card $CARD

	device $DEV

	subdevice $SUBDEV

	hint {

		description "Direct rawmidi driver device"

		device $DEV

	}

}

rawmidi.virtual {

	@args [ MERGE ]

	@args.MERGE {

		type string

		default 1

	}

	type virtual

	merge $MERGE

}

#

#  Sequencer interface

#

seq.default {

	type hw

	hint.description "Default sequencer device"

}

seq.hw {

	type hw

}

#

#  HwDep interface

#

hwdep.default {

	type hw

	card {

		@func getenv

		vars [

			ALSA_HWDEP_CARD

			ALSA_CARD

		]

		default {

			@func refer

			name defaults.hwdep.card

		}

	}

	device {

		@func igetenv

		vars [

			ALSA_HWDEP_DEVICE

		]

		default {

			@func refer

			name defaults.hwdep.device

		}

	}

	hint.description "Default hardware dependent device"

}

hwdep.hw {

	@args [ CARD DEV ]

	@args.CARD {

		type string

		default {

			@func getenv

			vars [

				ALSA_HWDEP_CARD

				ALSA_CARD

			]

			default {

				@func refer

				name defaults.hwdep.card

			}

		}

	}

	@args.DEV {

		type integer

		default {

			@func igetenv

			vars [

				ALSA_HWDEP_DEVICE

			]

			default {

				@func refer

				name defaults.hwdep.device

			}

		}

	}

	type hw

	card $CARD

	device $DEV

	hint {

		description "Direct hardware dependent device"

		device $DEV

	}

}

#

#  Timer interface

#

timer_query.default {

	type hw

}

timer_query.hw {

	type hw

}

timer.default {

	type hw

	class {

		@func refer

		name defaults.timer.class

	}

	sclass {

		@func refer

		name defaults.timer.sclass

	}

	card {

		@func refer

		name defaults.timer.card

	}

	device {

		@func refer

		name defaults.timer.device

	}

	subdevice {

		@func refer

		name defaults.timer.subdevice

	}

	hint.description "Default timer device"

}

timer.hw {

	@args [ CLASS SCLASS CARD DEV SUBDEV ]

	@args.CLASS {

		type integer

		default {

			@func refer

			name defaults.timer.class

		}

	}

	@args.SCLASS {

		type integer

		default {

			@func refer

			name defaults.timer.sclass

		}

	}

	@args.CARD {

		type string

		default {

			@func refer

			name defaults.timer.card

		}

	}

	@args.DEV {

		type integer

		default {

			@func refer

			name defaults.timer.device

		}

	}

	@args.SUBDEV {

		type integer

		default {

			@func refer

			name defaults.timer.subdevice

		}

	}

	type hw

	class $CLASS

	sclass $SCLASS

	card $CARD

	device $DEV

	subdevice $SUBDEV

	hint {

		description "Direct timer device"

		device $DEV

	}

}