Here is the ffmpeg info for one of the files I am having the issue with:
ffmpeg -i "Archer 2009 - S05E01 - White Elephant.mkv"
ffmpeg version 1.1.git Copyright (c) 2000-2013 the FFmpeg developers
built on Oct 27 2013 21:37:17 with gcc 4.4.7 (GCC) 20120313 (Red Hat 4.4.7-3)
configuration: --enable-gpl --enable-libfaac --enable-libmp3lame --enable-libtheora --enable-libvorbis --enable-libx264 --enable-nonfree --enable-postproc --enable-version3 --enable-x11grab --enable-libvpx --enable-librtmp --enable-libxvid
libavutil 52. 37.101 / 52. 37.101
libavcodec 55. 16.100 / 55. 16.100
libavformat 55. 9.100 / 55. 9.100
libavdevice 55. 2.100 / 55. 2.100
libavfilter 3. 77.101 / 3. 77.101
libswscale 2. 3.100 / 2. 3.100
libswresample 0. 17.102 / 0. 17.102
libpostproc 52. 3.100 / 52. 3.100
Input #0, matroska,webm, from 'Archer 2009 - S05E01 - White Elephant.mkv':
Metadata:
creation_time : 2014-01-14 14:25:37
Duration: 00:19:49.17, start: 0.000000, bitrate: 4875 kb/s
Stream #0:0(eng): Video: h264 (High), yuv420p, 1912x1072 [SAR 1:1 DAR 239:134], 23.98 fps, 23.98 tbr, 1k tbn, 2k tbc (default)
Stream #0:1(eng): Audio: ac3, 48000 Hz, 5.1(side), fltp, 384 kb/s (default)
Stream #0:2(eng): Subtitle: subrip (default)
Thanks for any help, please let me know if you need any further info.
FYI I am running Serviio on a CentOS 6.5 server
Just seen that response, thanks DenyAll, I can't show you the
detailed logs right now (I'm at work), but I should be able to get that info for you later, I hadn't tried disabling the settings underneath the main selector, I'll give that a go as well.