Update: This issue seems to be limited to the MKV muxer of AVIDemux 2.6.8. When I edit a HDTV recording in TS or M2TS format and export it to MPEG TS as output format AC3 is tagged correctly with 6 channels.
Update:
This issue seems to be limited to the MKV muxer of AVIDemux 2.6.8. When I edit a HDTV recording in TS or M2TS format and export it to MPEG TS as output format AC3 is tagged correctly with 6 channels.