[FFmpeg-user] 31bit limit of -analyzeduration and -probesize

Oliver Fromme oliver at fromme.com
Sat May 24 17:06:22 CEST 2014

Carl Eugen Hoyos wrote:
 > Oliver Fromme <oliver <at> fromme.com> writes:
 > > For example, there is one MPEG2 file with several subtitle
 > > tracks.  One of them (ID 3, i.e. PID 0x23) begins at roughly
 > > 55 minutes into the movie, which is somewhere near byte offset
 > > 2.5 GB in the MPEG2 file.  Unfortunately I cannot specify
 > > such a value for the -analyzeduration and -probesize options,
 > > the maximum seems to be 2147M.
 > Does it help if you change "INT_MAX" in line 38 of 
 > libavformat/options_table.h ('{"probesize",..') to 

I assume it'll extend the limit from 2 GB to 4 GB, but
I'll not be able to test that for about two weeks, I'm
afraid, because I'm "on the road".

Best regards


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