Audio passthrough not working / Odroid C2 Libreelec
#1
Hello, I have issues with the audio passthrough, It does not work for me. I have got the following hardware:

Odroid C2 with Libreelec 8.0.2 (Kodi 17.3 Git 147cec4)
LG OLED65B6V
Denon AVR-2113

Here is the debug log when I try to play a movie vith DTS sound. I know that the movie that I am playing is working properly. I have read alot on forums and I have disabled "sync playback to display"

http://paste.ubuntu.com/25180207/

Appriciate the help.
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#2
Could you please paste your guisettings.xml

How are your devices conntected?

C2 -> HDMI -> AVR -> HDMI -> TV Huh
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#3
Thanks for the reply.

Here it comes:

http://pastebin.ubuntu.com/25195413/

Yes that is how it is connected. The TV is connected to the HDMI out and the C2 to one of the HDMI in ports in the AVR.
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#4
Not sure if I'm reading the log rite but it appears that it's opening a passthrough stream which is fine but then "CAMLCodec" starts decoding the stream which I don't think is correct, it's supposed to be sending passthrough audio not decoding it.

"CDVDAudio::Resume - resume audio stream"

"ActiveAE - start sync of audio stream"

"CAMLCodec:Big Grinecode: ret: 6, sz: 11548, dts_in: 18442240474082.1797[48666], pts_in: 3.2950[48666], adj:0, ptsOut:0.0830, amlpts:7470, idx:2, timesize:0.5839"

What does your receiver show on it's LCD when the file is playing ?
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#5
Ah ok, thanks.

This is how it looks, it somehow detects it as DTS, but still plays it stereo. When I play from for example a computer, the display shows "DTS" instead of stereo.

https://ibb.co/coe0kQ
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#6
Quote:01:38:10.104 T:547598651616 DEBUG: CActiveAESink::OpenSink - ALSA Initialized:
01:38:10.104 T:547598651616 DEBUG: Output Device : AML-M8AUDIO
01:38:10.104 T:547598651616 DEBUG: Sample Rate : 48000
01:38:10.104 T:547598651616 DEBUG: Sample Format : AE_FMT_S16NE
01:38:10.104 T:547598651616 DEBUG: Channel Count : 2
01:38:10.104 T:547598651616 DEBUG: Channel Layout: RAW,RAW
01:38:10.104 T:547598651616 DEBUG: Frames : 256
01:38:10.104 T:547598651616 DEBUG: Frame Size : 4

Please ask on libreelec forum. They hack up a tunneled AML specific sink output. This is not kodi's code - but a broken AESinkALSA implementation.

Btw. the other dts message that were cited above have ZERO to do with audio, those are from the video decoder and mention its decoding time stamps.
First decide what functions / features you expect from a system. Then decide for the hardware. Don't waste your money on crap.
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Audio passthrough not working / Odroid C2 Libreelec0