[MPlayer-DOCS] CVS: main/DOCS/xml/en mencoder.xml, 1.56, 1.57 codecs.xml, 1.60, 1.61
Guillaume POIRIER
poirierg at gmail.com
Sun May 8 23:48:51 CEST 2005
Hi,
On 5/8/05, Diego Biurrun <diego at biurrun.de> wrote:
> On Mon, May 02, 2005 at 07:45:25PM +0200, Guillaume Poirier CVS wrote:
> >
> > + encoding H264/AVC video streams.
>
> H.264
>
> > + with 1-pass encodes is a dubious proposition because bitrate
>
> one pass
>
> > + quality: you will probably lose well under 0.1dB PSNR, which
>
> Capitalize after a colon if it is followed by a full sentence.
>
> > + Note: this is on by default.
>
> ditto
>
> > + The gains from using H.264 do not come for free: decoding H.264
> > + streams seems to have steep CPU and memory requirements.
>
> Here as well.
>
> > + as the man page says, you get a little quality improvement with no
> > + speed cost.
>
> I'd say s/with/at/ sounds better.
>
> > + More frequently, it is referred to as "MPEG-4 AVC" or just "AVC".
> > + typically match the quality of MPEG-4 ASP with 5%-30% less
> > + By comparison, decoding a 1500kbps MPEG4-ASP stream requires
> > + <ulink url="http://www.cdt.luth.se/~peppar/kurs/smd151/spie04-h264OverviewPaper.pdf">The H.264/AVC Advanced Video Coding Standard: Overview and Introduction to the Fidelity Range Extensions</ulink>.
>
> Settle on one spelling of MPEG-4[- ](AVC|ASP).
I think I've made all the necessary changes. Thanks!
Guillaume
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