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| author | Cullum Smith <cullum@sacredheartsc.com> | 2024-11-25 20:17:38 -0500 |
|---|---|---|
| committer | Cullum Smith <cullum@sacredheartsc.com> | 2024-11-25 20:17:42 -0500 |
| commit | 09214c8e6f8307bba50c385df4d7dc9320138325 (patch) | |
| tree | 931095c486df1731cf713841eb3e0d9a2ae500d7 | |
| parent | 589528dc75123ef451b55d3dd321a19deef7f632 (diff) | |
| download | website-09214c8e6f8307bba50c385df4d7dc9320138325.tar.gz | |
freebsd 14 on the desktop: virtual_oss args -c/-C
Blurays/DVDs with 5.1 surround won't play unless you give virtual_oss
enough channels.
| -rw-r--r-- | src/blog/freebsd-14-on-the-desktop/index.md | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/blog/freebsd-14-on-the-desktop/index.md b/src/blog/freebsd-14-on-the-desktop/index.md index 6d15782..73b26d4 100644 --- a/src/blog/freebsd-14-on-the-desktop/index.md +++ b/src/blog/freebsd-14-on-the-desktop/index.md @@ -356,7 +356,7 @@ index 0, I'll enable `virtual_oss` like so: ```bash sysrc -v virtual_oss_enable=YES -sysrc -v virtual_oss_dsp='-T /dev/sndstat -C 2 -c 2 -S -r 48000 -b 16 -s 100ms -O /dev/dsp1 -R /dev/dsp0 -d dsp' +sysrc -v virtual_oss_dsp='-T /dev/sndstat -C 8 -c 8 -S -r 48000 -b 16 -s 100ms -O /dev/dsp1 -R /dev/dsp0 -d dsp' ``` You'll need to set the `-r` flag to the sample rate and `-b` to the bit depth of your device @@ -365,6 +365,15 @@ If your devices have different sample rates, the `-S` flag enables automatic res The `-s` flag sets the buffer size. I had to increase this to `100ms` to avoid clipping. +The `-c` and `-C` flags set the number of channels. I originally had this set to 2, but +found that any video with surround sound had no audio. VLC printed the following error: + +``` +oss audio output error: cannot set 6 channels +``` + +Bumping this up to 8 solved the issue. + ### Device Permissions via devfs You should create a custom `devfs(8)` ruleset to allow unprivileged users to access |