C:\Stuff\MKVtoolnix>mkvmerge --aspect-ratio 0:4/3 --timecodes 0:abe.times.txt X:
\__FINAL_DEDUPPED_X264.264 X:\__FINAL_SD.ogg -o X:\ABE_SD.mkv
mkvmerge v4.7.0 ('Just Like You Imagined') built on Apr 21 2011 01:13:14
'X:\__FINAL_DEDUPPED_X264.264': Using the AVC/h.264 ES demultiplexer.
'X:\__FINAL_SD.ogg': Using the OGG/OGM demultiplexer.
'X:\__FINAL_DEDUPPED_X264.264' track 0: Using the MPEG-4 part 10 ES video output
 module.
'X:\__FINAL_SD.ogg' track 0: Using the Vorbis output module.
The file 'X:\ABE_SD.mkv' has been opened for writing.
Warning: 'X:\__FINAL_DEDUPPED_X264.264' track 0: The number of external timecode
s 116604 is smaller than the number of frames in this track. The remaining frame
s of this track might not be timestamped the way you intended them to be. mkvmer
ge might even crash.

C:\Stuff\MKVtoolnix>