[Ffmpeg-devel] mpeg2 decoding error

[Måns Rullgård]

Alex <alex.ctn at gmail.com> writes:

> I always got the following warning when decoding mpeg2 stream,
> although it's decoded successfully. But it crashed several hours
> later.
>
> [mpeg2video @ 0x40612d68]end mismatch left=8922
> [mpeg2video @ 0x40612d68]concealing 20 DC, 20 AC, 20 MV errors
> [mpeg2video @ 0x40612d68]MPEG motion vector out of boundary
> [mpeg2video @ 0x40612d68]MPEG motion vector out of boundary
> [mpeg2video @ 0x40612d68]MPEG motion vector out of boundary
> [mpeg2video @ 0x40612d68]end mismatch left=8923
> [mpeg2video @ 0x40612d68]concealing 20 DC, 20 AC, 20 MV errors
> [mpeg2video @ 0x40612d68]MPEG motion vector out of boundary
> [mpeg2video @ 0x40612d68]end mismatch left=8925
> [mpeg2video @ 0x40612d68]concealing 20 DC, 20 AC, 20 MV errors
> [mpeg2video @ 0x40612d68]end mismatch left=5736
> [mpeg2video @ 0x40612d68]concealing 20 DC, 20 AC, 20 MV errors
> [mpeg2video @ 0x40612d68]MPEG motion vector out of boundary
> [mpeg2video @ 0x40612d68]invalid cbp at 0 2

Could you give us a sample, please?

Check your error resilience and bug workaround settings.  Setting
those too aggressively can cause such errors with mpeg2.

-- 
M?ns Rullg?rd
mru at inprovide.com