[mythtv-users] Grrrr, I can't figure out if I hate alsa or
Creative!!!
cmisip
cmisip at insightbb.com
Thu Nov 13 20:01:11 EST 2003
I have an sb live 5.1 working well with oss drivers.
On Wed, 2003-11-12 at 18:13, William H. Gilmore wrote:
> If I have learned nothing else, I have learned that the folks who said
> audio was the toughest part of MythTV know what they are talking
> about.
>
>
>
> I am a 6+ year veteran of Linux with another ½ dozen years of
> experience with UNIX prior to that. So I ain’t no rookie! (though I
> am a MythTV rookieJ) Trying to get sound cards working in my machine
> with alsa has been a real pain. This note is meant to offer up what I
> have found as well as to help me vent. So be warned before you read
> further.
>
>
>
> What I have learned:
>
>
>
> 1. The onboard VIA8233 audio on my Athlon XP 2200 MBO possesses a
> high pitch whine when watching certain channels with MythTV.
> I posted an earlier note on this and received two responses
> that corroborated this observation.
>
>
>
>
> 1. So I exercised humility and asked for recommendations for
> sound cards. Jason was nice enough to offer the Creative
> Audigy as a good middle of the road card. So, I ran out to
> Micro Centre and bought an Audigy LS. BAD MOVE!!!! This
> card’s PCI ID (1102:0007) is not in the Linux PCI DB on SF. I
> received a whole slew of errors when I tried to insert the
> kernel module. I scanned the source code thinking that I would
> hack it in, but decided that I just wasn’t man enough for the
> job.
>
>
>
>
> 1. So I decided to back down the quality curve a little and
> swapped the SB Live! (rev 7) card from my production desktop
> and put it in the MythTV box thinking that a card 3 years old
> would be a cakewalk! WRONG AGAIN!!!! Same errors as in
> debacle 2! While the PCI ID on this card is as documented on
> SF (1102:0002), the sub-device number (8032) wasn’t. So, I
> was foiled again!!!
>
>
>
>
> 1. But being the glutton for punishment that I am, I remembered
> that I had an Ensoniq Audio PCI 3000 (ES1370 chip) in the
> basement. So, I dug it out and slapped it in. Voila!!!! The
> Red Hat Hardware Detection God Kudzu recognized the card!!!!
> And you know what, I can play wave files thought it. And you
> know what, I can hear the audio from xawtv thought it. And
> you know what else, the DSP interface doesn’t
> wwwooorrrrkkkkk!!!!!!!!!!!! Aaaaarrrrgggghhhh. What am I, a
> geek version of Rodney Dangerfield!!
>
>
>
>
> 1. I then got down on my knees, called Uncle, pulled out my AMEX
> card, and ordered Jason’s top of the line recommendation, an
> M-Audio Revolution 7.1 from Nutrend. It should arrive early
> next week! In the mean time, its back to the VIA 8233 which
> does work. The whine doesn’t both me now because my whine is
> louder!!!!
>
>
>
>
> What is the moral of the story? I don’t know!!! Buy a Macintosh?
> Just joking at least I didn’t say Window$
>
>
>
> On a more serious note, while the alsa project has made substantial
> headway, its quality is not what I have come to expect from other Open
> Source projects. At least three different people had reported my
> problem with the Audigy LS to the project, but there was no response.
> I think this is extremely unfortunate, because the minimal fix is
> likely simple (add the PCI ID to the code), but the lack of
> documentation in the driver and the complexity of the driver
> architecture makes it difficult for passing do gooders like me to
> help.
>
>
>
> On a positive note, I have found the installation documentation for
> MythTV to be great. I have been amazed at the speed in which changes
> are integrated both into the code and better yet, the documentation.
> User documentation can improve. For example, while I installed
> pre-built binaries (I know boo hiss, you damn lazy geek, I am) I
> couldn’t find out what keys did what until I found the keys.txt file
> outside of the gorgeous HTML documentation! But all in all, thanks to
> all of you who have taken the time to make this happen.
>
>
>
> If you got this far and are entertained, then please do one of the
> following:
>
>
>
> 1. Post your story of Linux/MythTV pain!
> 2. Offer an opinion about the best OS is for MythTV. As you can
> tell from above, I am currently using RedHat and am facing the
> dilemma of where to go. Is Fedora the right answer or should
> I consider …
>
>
>
>
> Have a great day!!!
>
>
>
> William
>
>
>
>
>
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