Sunday, March 5, 2017

10.04 - Why can't I get sound through HDMI with nVidia GTX580

I've just installed the newest version of ALSA and my NVIDIA device showed up in the gnome-volume-control. I can't actually get any sound on the TV though. When searching around it seems the solution for 95% of people is to "unmute the device". My device is not muted or disabled:



Sound Preferences - Hardware



Sound Preferences - Output




My TV is not muted and it gets sound perfectly from my Xbox. Also, switching to "Internal Audio Analog Stereo" or "Logitech G930 Headset Analog Stereo" works and gives me sound. Additionally when booting to Windows the HDMI audio works fine. I don't know what to make of the AlsaMixer though:



AlsaMixer - HDA NVidia



Why can't I get any sound on my TV through NVidia GTX580? Here's my alsainfo output: http://www.alsa-project.org/db/?f=e41666ca9765badc84098ee4bc18c2c38f4bd856

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