diff options
| -rw-r--r-- | src/modules/alsa/mixer/paths/analog-output.conf.common | 8 | ||||
| -rw-r--r-- | src/modules/alsa/mixer/profile-sets/default.conf | 18 |
2 files changed, 23 insertions, 3 deletions
diff --git a/src/modules/alsa/mixer/paths/analog-output.conf.common b/src/modules/alsa/mixer/paths/analog-output.conf.common index 47243dbc..cc1185f4 100644 --- a/src/modules/alsa/mixer/paths/analog-output.conf.common +++ b/src/modules/alsa/mixer/paths/analog-output.conf.common @@ -48,6 +48,10 @@ ; combined and made into a "port". So make sure you don't list too ; many switches/enums for exposing, because the number of ports might ; rise exponentially. +; +; Only one path can be selected at a time. All paths that are valid +; for an audio device will be exposed as "port" for the sink/source. + ; [General] ; priority = ... # Priority for this path @@ -84,6 +88,10 @@ ; ; override-map.1 = ... # Override the channel mask of the mixer control if the control only exposes a single channel ; override-map.2 = ... # Override the channel masks of the mixer control if the control only exposes two channels +; # Override maps should list for each element channel which high-level channels it controls via a +; # channel mask. A channel mask may either be the name of a single channel, or the words "all-left", +; # "all-right", "all-center", "all-front", "all-rear", and "all" to encode a specific subset of +; # channels in a mask [Element PCM] switch = mute diff --git a/src/modules/alsa/mixer/profile-sets/default.conf b/src/modules/alsa/mixer/profile-sets/default.conf index 6ae11b47..ac41a8d3 100644 --- a/src/modules/alsa/mixer/profile-sets/default.conf +++ b/src/modules/alsa/mixer/profile-sets/default.conf @@ -16,8 +16,18 @@ ; Default profile definitions for the ALSA backend of PulseAudio. This ; is used as fallback for all cards that have no special mapping -; assigned. (and should be good enough for the vast majority of cards) -; +; assigned. (and should be good enough for the vast majority of +; cards). Use the udev property PULSE_PROFILE_SET to assign a +; different profile set than this one to a device. So what is this +; about? Simply, what we do here is map ALSA devices to how they are +; exposed in PA. We say which ALSA device string to use to open a +; device, which channel mapping to use then, and which mixer path to +; use. This is encoded in a 'mapping'. Multiple of these mappings can +; be bound together in a 'profile' which is then directly exposed in +; the UI as a card profile. Each mapping assigned to a profile will +; result in one sink/source to be created if the profile is selected +; for the card. + ; [General] ; auto-profiles = no | yes # Instead of defining all profiles manually, autogenerate ; # them by combining every input mapping with every output mapping. @@ -42,7 +52,9 @@ ; # defined in this file too ; description = ... ; priority = ... # Numeric value to deduce priority for this profile -; skip-probe = no | yes # Skip probing for availability? +; skip-probe = no | yes # Skip probing for availability? If this is yes then this profile +; # will be assumed as working without probing. Makes initialization +; # a bit faster but only works if the card is really known well. [General] auto-profiles = yes |