[mythtv-users] Long jump from 0.21 to 0.27.4 , mostly OK except audio !!

[Hika van den Hoven]

Hoi Hika,

Thursday, January 8, 2015, 12:03:34 PM, you wrote:

> Hoi Sholla,

> Thursday, January 8, 2015, 10:49:34 AM, you wrote:

>> On 01/08/15 06:35, Hika van den Hoven wrote:
>>> Hoi Sholla,
>>>
>>> Wednesday, January 7, 2015, 2:03:00 PM, you wrote:
>>>
>>>> I am doing a long jump from 0.21 to 0.27.4 on a fairly new system
>>>> with pvr-350 and the set top box.
>>> ..
>>> What is 'a fairly new system'?

>> well,

>> the mainboard is  mini-itx  Intel D510MO Atom  (circa 2010)
>> kernel 3.13.10 i686
>> distribution is built from source using Yocto framework

>>>  Does it perchance involve pulseaudio?

>> I specifically intended to exclude systemd and pulseaudio. After
>> seeing your response I checked..

>> root at d510mo:/# find . -name "*pulse*"
>> ./home/mythtv/.config/pulse
>> ./usr/lib/libpulse.so.0
>> ./usr/lib/libpulse.so.0.17.3
>> ./usr/lib/pulseaudio
>> ./usr/lib/pulseaudio/libpulsecommon-5.0.so

>> Obviously something is pulling in pulseaudio as a dependency, most
>> likely QT4. I need to verify this.

>> Many people in the forum had pointed out that mythtv disables
>> pulseaudio when it is running.  So I am puzzled (anyway, I do not need
>> pulseaudio and will remove it)

>> Thanks for pointing out this one..

> Myth can work around pulse, but I think it needs pulseaudio to have
> some alsa emulation. I don't know much about it, but on my workstation
> where I need pulseaudio for skype I see much more alsa devices.

> aplay -L gives:

> sysdefault:CARD=SB
>     HDA ATI SB, ALC887-VD Analog
>     Default Audio Device
> front:CARD=SB,DEV=0
>     HDA ATI SB, ALC887-VD Analog
>     Front speakers
> surround40:CARD=SB,DEV=0
>     HDA ATI SB, ALC887-VD Analog
>     4.0 Surround output to Front and Rear speakers
> surround41:CARD=SB,DEV=0
>     HDA ATI SB, ALC887-VD Analog
>     4.1 Surround output to Front, Rear and Subwoofer speakers
> surround50:CARD=SB,DEV=0
>     HDA ATI SB, ALC887-VD Analog
>     5.0 Surround output to Front, Center and Rear speakers
> surround51:CARD=SB,DEV=0
>     HDA ATI SB, ALC887-VD Analog
>     5.1 Surround output to Front, Center, Rear and Subwoofer speakers
> surround71:CARD=SB,DEV=0
>     HDA ATI SB, ALC887-VD Analog
>     7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
> hdmi:CARD=NVidia,DEV=0
>     HDA NVidia, HDMI 0
>     HDMI Audio Output
> hdmi:CARD=NVidia,DEV=1
>     HDA NVidia, HDMI 1
>     HDMI Audio Output

I was thinking further. Maybe you have to look into udev.
All the alsa devices are created by udev just like the pre alsa
devices like dsp. It could be your audio is not fully recognized by
udev and needs manual configuration?

Tot mails,
  Hika                            mailto:hikavdh at gmail.com

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Zonder leven is er geen hoop
Het eeuwige dilemma
Zeker als je hoop moet vernietigen om te kunnen overleven!"

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