We have collected the most relevant information on Mythtv Audio Buffer. Open the URLs, which are collected below, and you will find all the info you are interested in.
Sound Troubleshooting - MythTV Official Wiki
https://www.mythtv.org/wiki/Sound_Troubleshooting
Be sure that you checked "Big audio buffer" in Configuration Menu for TV page 1. Else, might be caused by a bad driver. Try to switch to a different driver. Known examples and solutions: System running Fedora 10 with sound to ALSA:Default stutters. Switching to /dev/dsp solved the problem. Silence. MythTV Frontend, Setup, Audio
Audio Framework - MythTV Official Wiki
https://www.mythtv.org/wiki/Audio_Framework
To play audio: you use: bool AddFrames(void *buffer, int frames, int64_t timecode) buffer is a pointer to the audio frames you want to play. buffer must be 16 bytes aligned. A frame is made of interleaved samples. frames: is the number of frames you are playing timecode: is the timecode of the first sample that is about to be added.
Troubleshooting:Prebuffering pause - MythTV Official Wiki
https://www.mythtv.org/wiki/Troubleshooting:Prebuffering_pause
Ensure other, related settings are properly specified in MythTV's settings (General and TV Playback settings). Enable the setting "Extra audio buffering" in Utilities/Setup|Setup|TV Settings|Playback; Disable the setting "Aggressive Sound card Buffering" in Utilities/Setup|Setup|General; Try using a different sound card.
Configuring Digital Sound - MythTV Official Wiki
https://www.mythtv.org/wiki/Configuring_Digital_Sound
So just configure this device as the audio device in MythTV. 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 …
Digital Audio Tutorial - MythTV Official Wiki
https://www.mythtv.org/wiki/Digital_Audio_Tutorial
2.3 Update alsa. 2.4 Update nvidia drivers. 2.5 Enable desired iec958 output. 2.6 Remove .asoundrc. 2.7 Notes. 3 Set Myth up for digital sound. 4 Discover what settings your sound card wants. 5 Set up ALSA for these settings. 5.1 MythTV 0.23 and trunk.
Audio/Video sync problems especially ... - code.mythtv.org
https://code.mythtv.org/trac/ticket/10797
Jun 17 22:36:39 mythtv mythfrontend[26876]: E CoreContext audio/audiooutputalsa.cpp:213 (SetPreallocBufferSize) ALSA: Try to manually increase audio buffer with: echo 128 | sudo tee /proc/asound/card0/pcm1p/sub0/prealloc I've actually bumped the prealloc up a bit higher to be certain echo 256 > /proc/asound/card0/pcm1p/sub0/prealloc
Mailing List Archive: Audio Video Sync on v31 and Alsa ...
https://lists.archive.carbon60.com/mythtv/users/632294
>> MythTV is using (say you plug in a TV with audio over HDMI and you >> switch to using that, instead of the motherboard audio device(s)), >> then the prealloc will need to be set for the new device.
#5749 (Internal player stutters on 720p content) – MythTV
https://code.mythtv.org/trac/ticket/5749
shortlog (75.5 KB) - added by dl-mythtv@… 13 years ago. mythfrontend --verbose log showing audio buffer underrun stutter.patch.gz (705 bytes) - added by dl-mythtv@… 13 years ago. Quick and dirty "fix" for audio stuttering during 720p playback, gzipped so that I could attach it
Now you know Mythtv Audio Buffer
Now that you know Mythtv Audio Buffer, we suggest that you familiarize yourself with information on similar questions.
