[mythtv-users] audio - channel mixup with dolby 5.0 source

[Mark Perkins]

> On 27 Dec 2015, at 7:00 pm, Phil Wild <phil at holobyte.com.au> wrote:
> 
> What is your playback device? Would it be an early model nvidia ION atom based motherboard?
> 
> If so, there is a workaround... You need to remap the channels. This is my /etc/asound.conf file.
> 
> pcm.!hdmi {
> 
>       type plug
> 
>       slave.pcm {
> 
>               type hw
> 
>               card 0
> 
>               device 3
> 
>       }
> 
> }
> 
> 
> 
> pcm.hdmi-remap {
> 
>        type route
> 
>        slave.pcm hdmi
> 
>        ttable.0.0 1
> 
>        ttable.1.1 1
> 
>        ttable.2.4 1
> 
>        ttable.3.5 1
> 
>        ttable.4.2 1
> 
>        ttable.5.3 1
> 
>        ttable.6.6 1 
> 
>        ttable.7.7 1 
> 
> }
> 
> 
> 
> pcm.!default {
> 
> type plug
> 
> slave.pcm hdmi-remap
> 
> }
> 
Before changing mapping check current state by going (in mythfrontend) setup - audio - select correct audio output device - test - test all. You can see what myth thinks it is outputting to and hear where the output actually comes from to check for mismatch.

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