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Re: ODROID C2

PostPosted: 20 May 2016, 16:21
by Elvis Mok
hondagx35 wrote:Hi Elvis Mok,

for some reason you have enabled both HDMI and USB audio outputs enabled.
MPD audio outputs status: (mpc outputs)
--------------------------------------------------
Output 1 (HYDRA-Z) is enabled
Output 2 (ODROID-HDMI) is enabled


Please disable the HDMI output and try again.
- Go to "MENU->MPD->Audio output interface" and select HDMI and then USB back again.

BTW: Is the DAC self powered or via USB?

Frank


Hi Frank,

I just tried but same problem and this DAC is self powered. Thanks!

MPD audio outputs status: (mpc outputs)
--------------------------------------------------
Output 1 (HYDRA-Z) is enabled
Output 2 (ODROID-HDMI) is disabled

Re: ODROID C2

PostPosted: 20 May 2016, 17:01
by acml
Hi Elvis,
I just do some more test and found that the problem seems just happen when play the song with non english character in the file name. Is it the same for your case?

Frank, thank you for your advice.

Just tried to disable the HDMI output.

MPD audio outputs status: (mpc outputs)
--------------------------------------------------
Output 1 (ODROID-HDMI) is disabled
Output 2 (Cayin iDAC-6) is enabled

and disabled DSD
audio_output {
name "Cayin iDAC-6"
type "alsa"
device "hw:1,0"
auto_resample "no"
auto_format "no"
enabled "yes"
}
But problem cannot be solved.

Anything we can try if the problem just happen on music file with non english filename?

Best Rgds.,
Acml

Re: ODROID C2

PostPosted: 20 May 2016, 17:17
by Elvis Mok
acml wrote:Hi Elvis,
I just do some more test and found that the problem seems just happen when play the song with non english character in the file name. Is it the same for your case?

Frank, thank you for your advice.

Just tried to disable the HDMI output.

MPD audio outputs status: (mpc outputs)
--------------------------------------------------
Output 1 (ODROID-HDMI) is disabled
Output 2 (Cayin iDAC-6) is enabled

and disabled DSD
audio_output {
name "Cayin iDAC-6"
type "alsa"
device "hw:1,0"
auto_resample "no"
auto_format "no"
enabled "yes"
}
But problem cannot be solved.

Anything we can try if the problem just happen on music file with non english filename?

Best Rgds.,
Acml

Hi Acml,

i just tried it...if the song folder, title, album, filename and artist are english character no any problem ^.^ Thank you for your advice :D

I have a lot of Chinese and Japanese character song >.<

Re: ODROID C2

PostPosted: 20 May 2016, 17:33
by acml
Hi Frank,
Just do some more testing.
The problem is related to the file tag, not file name.
The problem happen if either the "tltle" or "artist" including non-english character.

Hope it can help to narrow down the problem and make it easy for your troubleshooting.

Best Rgds.,
Acml

Re: ODROID C2

PostPosted: 20 May 2016, 18:24
by ragious
Tried some DSD's. I thought it didn't work but that's because DSD is set to disabled by default.
On my TEAC DAC the DSD native does result in a very unpleasant noise, however when set to DSD(DOP) everything is just perfect. Sounds very good as well.

Thanks again Frank. I'm going to listen to some music :-)

Image

Re: ODROID C2

PostPosted: 20 May 2016, 20:18
by hondagx35
Hi Acml,

thank you for the report.

The problem is related to the file tag, not file name.
The problem happen if either the "tltle" or "artist" including non-english character.

I will check this and see if i can find an easy and quick fix.

Frank

Re: ODROID C2

PostPosted: 20 May 2016, 21:23
by hondagx35
Hi all,

"mpd-watchdog" is responsible for this bug (songs start again after 5 seconds).
Easy fix for now:
- get access to the console
Code: Select all
systemctl stop mpd-watchdog
systemctl disable mpd-watchdog

- reboot via UI

Frank

Re: ODROID C2

PostPosted: 20 May 2016, 21:39
by smallfat
Hi Frank,


Sorry for provide insufficient information.

Here is the findings and debug info.

1. When I use iPad to control, once select I2S to ODROID HifiShield(I2S),

Funding one: system hanged
I cannot take control with iPad or even I start browser with PC. so I cannot collect debug info.

Funding two: counter showing first song play non-stop, second song on play list will not play
when I use PC to control , it is not the case.
After I setup I2S output option. I can collect debug data

http://pastebin.com/6kp9V6Bz

2. Audio output interface works on the fly not work for Combo384 Amanero

Here is UI debug info when I plug Amanero before ODROID power up

1.jpg
1.jpg (130.66 KiB) Viewed 2435 times


http://pastebin.com/ghjF4Nbm


But when I plug Amanero after power up, interface not works on the fly

Also although ODROIDDAC appear at debug info, item not find at option list

2.jpg
2.jpg (75.16 KiB) Viewed 2430 times


http://pastebin.com/JhR9Ajg3


Furthermore, from debug info, select ODROID Hifishield (I2S) seems weak up 7 pins I2S connector output,
If I can connect it to all I2S supported device, the option name ODROID DAC (I2S) may be better.

Best Regards
Michael

Re: ODROID C2

PostPosted: 20 May 2016, 22:20
by hondagx35
Hi smallfat,

Your debug data looks good so far.

You have the waveshare TFT connected to your device, right?
Please try it without it and report back.

Frank

Re: ODROID C2

PostPosted: 21 May 2016, 00:52
by Elvis Mok
hondagx35 wrote:Hi all,

"mpd-watchdog" is responsible for this bug (songs start again after 5 seconds).
Easy fix for now:
- get access to the console
Code: Select all
systemctl stop mpd-watchdog
systemctl disable mpd-watchdog

- reboot via UI

Frank

Hi Frank,

It is working and can play the non English character song now. :)
Having another listening same problem as ragious - On my DAC the DSD native does result in a very unpleasant noise, however when set to DSD(DOP) everything is just perfect. Sounds very good as well.
Thanks for your help!