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Configuring Digital Sound - MythTV Official Wiki
https://www.mythtv.org/wiki/Configuring_Digital_Sound
Digital sound is the preferred method to get audio from a MythTV installation for two reasons 1. We want to have the audio decoding done outside of the computer for greater sound quality. 2. We want to play DVD with full …
Configuring Digital Sound with AC3 and SPDIF - MythTV ...
https://www.mythtv.org/wiki/Configuring_Digital_Sound_with_AC3_and_SPDIF
Configure MythTV for Digital Sound. This part is the easy part. Fire up mythfrontend and navigate to: Utilities/Setup->Setup->General On Page 3, change the default audio device to "ALSA:default" and change the passthrough device to "ALSA:default". Check the box next to "AC3 to SPDIF passthrough".
Sound Troubleshooting - MythTV Official Wiki
https://www.mythtv.org/wiki/Sound_Troubleshooting
1.3 Distorted audio on input. 2 Hardware encoding card problems. 2.1 Muted audio on a CX88 "Blackbird" card. 2.2 "Razzy" audio on a CX88 "Blackbird" card. 3 Audio output driver problems. 3.1 No sound. 3.1.1 No sound from mythtv, but mplayer can play sound. 3.2 …
Sound card - MythTV Official Wiki
https://www.mythtv.org/wiki/Sound_card
AC97 audio is the most common, and there are a variety of different chipsets available. Almost all motherboards use AC97 audio chips, and they are typically well supported under Linux. Modern AC97 audio can offer up to 8 discrete audio channels (7.1). AC97 audio can use up a noticeable amount of CPU during playback, although this is rarely a ...
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.
[mythtv-users] External audio
[mythtv-users] External audio. Kevin Kuphal Sun, 29 Jan 2006 15:19:13 -0800. ... I'm considering this as an option on my small form factor frontend. I see that it has optical SPDIF out which I need but I'm not sure on the AC3 passthrough support in Linux of these devices. I'd like to do this to remove the full height PCI audio card I have in ...
MicroATX motherboard with SPDIF/optical digital audio …
https://forums.overclockers.com.au/threads/microatx-motherboard-with-spdif-optical-digital-audio-out-supported-in-linux.569336/
The onboard audio won't really get used by MythTV if you select the AC3/Digital Output settings in both ALSA and in MythTV. The SPDIF will simply send the signal to your external amplifier to do all the processing. This means lower processing loads and if you use the optical cabling, no signal corruption or interference.
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