Hopefully some logs will help.
Here's the log file when i run in analog mode:
02:21:37 T:1225369936 M: 20295680 NOTICE: Opening audio stream: 1 source: 256
02:21:37 T:1225369936 M: 20295680 NOTICE: Finding audio codec for: 86020
02:21:37 T:1225369936 M: 20295680 DEBUG: FactoryCodec - Audio: passthrough - Opening
02:21:37 T:1225369936 M: 20295680 DEBUG: FactoryCodec - Audio: passthrough - Failed
02:21:37 T:1225369936 M: 20295680 DEBUG: FactoryCodec - Audio: liba52 - Opening
02:21:37 T:1225369936 M: 20295680 DEBUG: SECTION:LoadDLL(Q:\system\players\dvdplayer\liba52-x86_64-linux.so)
02:21:37 T:1225369936 M: 20295680 DEBUG: Loading: /usr/share/xbmc/system/players/dvdplayer/liba52-x86_64-linux.so
02:21:37 T:1225369936 M: 20295680 ERROR: Unable to load /usr/share/xbmc/system/players/dvdplayer/liba52-x86_64-linux.so, reason: /usr/share/xbmc/system/players/dvdplayer/liba52-x86_64-linux.so: cannot open shared object file: No such file or directory
02:21:37 T:1225369936 M: 20295680 DEBUG: FactoryCodec - Audio: liba52 - Failed
02:21:37 T:1225369936 M: 20295680 DEBUG: FactoryCodec - Audio: FFmpeg - Opening
02:21:37 T:1225369936 M: 20295680 DEBUG: FactoryCodec - Audio: FFmpeg - Opened
02:21:37 T:1225369936 M: 20295680 NOTICE: Creating audio thread
02:21:37 T:1258940752 M: 20209664 DEBUG: Running thread 1258940752
02:21:37 T:1258940752 M: 20209664 DEBUG: thread start, auto delete: 0
02:21:37 T:1258940752 M: 20209664 NOTICE: running thread: CDVDPlayerAudio:
rocess()
02:21:37 T:1225369936 M: 20209664 DEBUG: Playback has started
02:21:37 T:1250548048 M: 20209664 DEBUG: CDVDPlayerVideo - CDVDMsg::GENERAL_SYNCHRONIZE
02:21:37 T:1250548048 M: 20209664 INFO: ffmpeg: [h264] Cannot parallelize deblocking type 1, decoding such frames in sequential order
02:21:37 T:1258940752 M: 20209664 NOTICE: Creating audio device with codec id: 86020, channels: 6, sample rate: 48000, no pass-through
02:21:37 T:1258940752 M: 20209664 DEBUG: CALSADirectSound::CALSADirectSound - opening alsa device
here it is in digital mode:
02:17:17 T:1208584528 M: 16699392 NOTICE: Opening audio stream: 1 source: 256
02:17:17 T:1208584528 M: 16699392 NOTICE: Finding audio codec for: 86020
02:17:17 T:1208584528 M: 16699392 DEBUG: FactoryCodec - Audio: passthrough - Opening
02:17:17 T:1208584528 M: 16699392 DEBUG: SECTION:LoadDLL(Q:\system\players\dvdplayer\libdts-x86_64-linux.so)
02:17:17 T:1208584528 M: 16699392 DEBUG: Loading: /usr/share/xbmc/system/players/dvdplayer/libdts-x86_64-linux.so
02:17:17 T:1208584528 M: 16699392 DEBUG: SECTION:LoadDLL(Q:\system\players\dvdplayer\liba52-x86_64-linux.so)
02:17:17 T:1208584528 M: 16699392 DEBUG: Loading: /usr/share/xbmc/system/players/dvdplayer/liba52-x86_64-linux.so
02:17:17 T:1208584528 M: 16699392 ERROR: Unable to load /usr/share/xbmc/system/players/dvdplayer/liba52-x86_64-linux.so, reason: /usr/share/xbmc/system/players/dvdplayer/liba52-x86_64-linux.so: cannot open shared object file: No such file or directory
02:17:17 T:1208584528 M: 16699392 DEBUG: FactoryCodec - Audio: passthrough - Opened
02:17:17 T:1208584528 M: 16699392 NOTICE: Creating audio thread
02:17:17 T:1242155344 M: 16609280 DEBUG: Running thread 1242155344
02:17:17 T:1242155344 M: 16609280 DEBUG: thread start, auto delete: 0
02:17:17 T:1242155344 M: 16609280 NOTICE: running thread: CDVDPlayerAudio:
rocess()
02:17:17 T:1208584528 M: 16609280 DEBUG: Playback has started