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: / proc / self / root / usr / share / alsa / pcm /

Filename : default.conf

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#
# Default output
#

pcm.!default {
	@args [ CARD ]
	@args.CARD {
		type string
		default {
			@func getenv
			vars [
				ALSA_PCM_CARD
				ALSA_CARD
			]
			default {
				@func refer
				name defaults.pcm.card
			}
		}
	}
	type empty
	slave.pcm {
		# use card-specific definition if exists
		@func refer
		name {
			@func concat
			strings [
				"cards."
				{
					@func card_driver
					card $CARD
				}
				".pcm.default:CARD=" $CARD
			]
		}
		default {
			# use plughw as default
			type plug
			slave.pcm {
				type hw
				card $CARD
			}
			hint.device 0
		}
	}
	hint {
		description "Default Audio Device"
		device_output {
			@func refer
			name defaults.pcm.dmix.device
		}
		device_input {
			@func refer
			name defaults.pcm.dsnoop.device
		}
	}
}