[MEncoder-users] Error "FATAL: Cannot initialize video driver" when trying to encode to h.264

Christian Ebert blacktrash at gmx.net
Wed Jan 20 13:12:38 CET 2010


* Jan Ott on Wednesday, January 20, 2010 at 11:49:31 +0100
> Answering to my own post:
> 
> I found out that the error is related to x264 encoding option
> "direct_8x8=-1". Without this option the script works.

Hm.

$ x264 --fullhelp | grep direct_8x8

yields nothing.

$ x264 --fullhelp | grep 8x8
                                    --no-8x8dct --bframes 0 --no-cabac
                                    --no-8x8dct --cqm flat No lossless
                                    --no-8x8dct --aq-mode 0 --b-adapt 0
                                    --partitions i8x8,i4x4 --ref 1
                                    --partitions {p4x4 if p8x8 set}
  -A, --partitions <string>   Partitions to consider ["p8x8,b8x8,i8x8,i4x4"]
                                  - p8x8, p4x4, b8x8, i8x8, i4x4
                                  (p4x4 requires p8x8. i8x8 requires --8x8dct.)
      --no-8x8dct             Disable adaptive spatial transform size
      --cqm8 <list>           Set all 8x8 quant matrices

> Does anyone know what this option is good for? In the man pages I found
> nothing about it.

Are you looking for either 8x8dct or direct_pred, both of which
you are already using and which are documented? Or for the 8x8
partitions?

c
-- 
\black\trash movie    _C O W B O Y_  _C A N O E_  _C O M A_
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