[MEncoder-users] avi to h264 crashing itunes

vmrsss vmrsss at gmail.com
Sat Sep 13 20:27:25 CEST 2008

On 12 Sep 2008, at 21:54, Guillaume POIRIER wrote:
> Now, I'd like to know if trellis _can't_ be implemented without cabac
> or it's just that x264 folks just didn't care to implement that.

The document

> Notes on the implementation of trellis quantization in H.264
> by Loren Merritt, 2005-11-03.

while discussing differences between trellis for MPEG-1/2/4 and for H. 
264 says:

> H.264 CAVLC is similar,

[ndr to MPEG-1/2/4]

> though more complicated. It shouldn't affect the potential gain of  
> trellis, but will make it much harder to implement (maybe  
> exponential time).

> H.264 CABAC differs [...] in other ways:

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