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HDMI Audio in Mythbuntu | Spartan Ideas
https://spartanideas.msu.edu/2014/12/31/hdmi-audio-in-mythbuntu/
For some reason, Application > Settings > Settings Manager in Mythbuntu does not provide anything to configure sound, and installing the unity-control-center package did not remedy that. (I wonder if they block it to prevent users from configuring something that conflicts with the MythTV audio settings, which you set when configuring the MythTV ...
Configuring Digital Sound - MythTV Official Wiki
https://www.mythtv.org/wiki/Configuring_Digital_Sound
On Mythfrontend Utilities/Setup->Setup-General go to the Audio page and set your audio device as Audio output device = ALSA:cards.pcm.iec958 Passthrough outputdevice = Alsa:iec958:{AES0 0x02} Enable AC3 to SPDIF passthrough check Enable DTS to SPDIF passthrough check Use internal volume controls uncheck
No sound on Mythbuntu/optiplex frontend SOLVED - MythTV ...
https://forum.mythtv.org/viewtopic.php?t=582
dekarl wrote: It appears as if MythTV is trying to use the OSS interface, please rerun the MythTV audio configuration and try with the ALSA interface. went back to audio setup and it was set to ALSA default - did a rescan and noted that below were a load of ALSA alternatives so tried the first (ALSA:dmix:CARD=Intel,DEV=) and it worked.
Digital Audio Tutorial - MythTV Official Wiki
https://www.mythtv.org/wiki/Digital_Audio_Tutorial
Go into the BIOS and disable the onboard audio - crazy as it sounds. Then $aplay -l And look for this output: **** List of PLAYBACK Hardware Devices **** card 0: HDMI [HDA ATI HDMI], device 3: ATI HDMI [ATI HDMI] Subdevices: 0/1 Subdevice #0: subdevice #0 And set up your asound.conf file like this:
Mythbuntu: The Upgrade from Hell - Spartan Ideas
https://spartanideas.msu.edu/2014/08/14/mythbuntu-the-upgrade-from-hell/
Just for grins, after a reboot (and without restoring the ALSA settings, i.e., with a silent PC), I went into MythTV’s audio setup menu. It showed a sizable number of options that all mentioned the correct NVidia card and matched what I saw when I ran aplay -L. The default choice produced no sound.
MythTV Ubuntu Installation Guide - parker1.co.uk
http://parker1.co.uk/mythtv_ubuntu.php
Volume: Utilities/Setup->Setup->General->Audio: set all volume controls to max if you want to use your TV's remote to control the volume. TV Aspect: Playback->General Playback, Aspect Override : tweak this to alter the aspect ratio of the TV during playback.
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