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alsa: Add a multichannel fallback mapping

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In case all other profiles fail, try this fallback mapping as well.
It allows the device to specify the channel count, so it can be used
for devices that only supports being opened in multichannel mode.

Signed-off-by: David Henningsson <david.henningsson@canonical.com>
This commit is contained in:
David Henningsson 2014-07-25 15:16:41 +02:00
parent c15107eaf6
commit 48edd0a00f
2 changed files with 10 additions and 2 deletions
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11
src/modules/alsa/mixer/profile-sets/default.conf
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@ -107,7 +107,7 @@ device-strings = hw:%f
channel-map = mono
paths-output = analog-output analog-output-lineout analog-output-speaker analog-output-desktop-speaker analog-output-headphones analog-output-headphones-2 analog-output-mono
paths-input = analog-input-front-mic analog-input-rear-mic analog-input-internal-mic analog-input-dock-mic analog-input analog-input-mic analog-input-linein analog-input-aux analog-input-video analog-input-tvtuner analog-input-fm analog-input-mic-line analog-input-headset-mic
priority = 1
priority = 2
[Mapping analog-stereo]
device-strings = front:%f hw:%f
@ -165,7 +165,7 @@ direction = output
# device name standardized in alsa.
device-strings = hw:%f
channel-map = aux0,aux1,aux2,aux3
priority = 1
priority = 2
direction = input
[Mapping iec958-stereo]
@ -452,6 +452,13 @@ channel-map = front-left,front-right,rear-left,rear-right,front-center,lfe
priority = 1
direction = output
[Mapping multichannel]
device-strings = hw:%f
channel-map = left,right,rear-left,rear-right
exact-channels = false
fallback = yes
priority = 1
; An example for defining multiple-sink profiles
#[Profile output:analog-stereo+output:iec958-stereo+input:analog-stereo]
#description = Foobar