[x264-devel] interlace

[Purvin Pandit]

> From: darkshikari at gmail.com
> Date: Wed, 26 May 2010 10:27:58 -0700
> To: x264-devel at videolan.org
> Subject: Re: [x264-devel] interlace
> 
> On Wed, May 26, 2010 at 4:01 AM, Purvin Pandit <purvinp at hotmail.com> wrote:
> > Hello experts,
> > I have a doubt about the interlace mode support in x264.
> > There were 2 parameters introduced recently: -tff/-bff. I wasnt able to
> > clearly tell what the benefit of using that was over -interlace. The way I
> > understand the code both are still doing field MB coding only i.e. not Paff.
> > But the new flags set the picture structure correctly. What was the benefit
> > realized from that? Are the field references managed separately?
> 
> TFF/BFF allows delta_poc_bottom to be set correctly, along with
> appropriate pic_struct flags.

Thanks. Was there a reason x264 did not add support for field coding (or even PAFF) and preferred field MB coding instead? Is there any plan to add support for field coding? Are there any performance comparison of field coding versus field MB only that someone can point me to?
-Purvin 		 	   		  
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