Samplerate problem on E-MU 0404USB

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Samplerate problem on E-MU 0404USB

Postby Sergey » 11 Jan 2015, 16:30

Hi!
When playing files like 24/96, 16/48, somtheng another than 16/44,1 sound bitstreaming in soundcard, but operating system doesn't chachge internal clock of it quartz, so 0404usb decoding at 44100 samples all files and break quality.
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Re: Samplerate problem on E-MU 0404USB

Postby Sergey » 11 Jan 2015, 18:01

http://mailman.alsa-project.org/piperma ... 79103.html
Same problem, reported to ALSA devels. If it posipble, please help me to fix it.
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Re: Samplerate problem on E-MU 0404USB

Postby Sergey » 16 Jan 2015, 17:44

ACX, please check it for avaliability to patch Yours disributive for people, who using 0202usb, 0404usb and other emu's usb snd cards.
I want to buy new DAC, but economic crisis in Russia are broke my plans, because all import goods cost more then 2 times higher, then 1 year ago, so i have to use 0404usb along Russian crisis is end, i don't progs developer, so i don't know, how to patch kernel, or other source code manipulation.
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Re: Samplerate problem on E-MU 0404USB

Postby ACX » 16 Jan 2015, 20:24

Hi Sergey, have you tried this workaround?
http://murga-linux.com/puppy/viewtopic. ... 547#745547
Unfortunatly we are almost useless with this, as we don't own any soundcard with those chips and we can't test it.
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Re: Samplerate problem on E-MU 0404USB

Postby Sergey » 17 Jan 2015, 17:06

Yes, it work. ACX, can You implement it in next release like a Cmedia fix? Tumbler "E-MU click fix" something one? I think all of user that old card be happy and be thankful to You, and all your comunity. It work not ideal and have lag, but much better then without it.
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Re: Samplerate problem on E-MU 0404USB

Postby ACX » 17 Jan 2015, 18:33

Please post here a 100% working script and the instructions to run it (has it to be run only once to fix the problem?), available for use to anyone who needs it, at least until we decide to integrate that into the UI (let's also see if other people ask for that before).
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Re: Samplerate problem on E-MU 0404USB

Postby Sergey » 18 Jan 2015, 06:58

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Re: Samplerate problem on E-MU 0404USB

Postby ACX » 18 Jan 2015, 17:48

Thank you, I edited your post with the proper CODE tag.
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Re: Samplerate problem on E-MU 0404USB

Postby den_hr » 17 Feb 2015, 14:16

Geeez, that's my script!

Good to see it helps others!

I know it's been a heck of an ugly workaround, but, hey - it works (kind of)... :)

Every once in a while you might get a short "beep" as the track with a different sample rate starts to play, before the script kicks in and changes the sample rate... But, even that is a lot better than nothing.

BTW, I quite liked the sound of that E-MU 0404USB :)
Enjoy!

Denis
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