[MPlayer-dev-eng] [PATCH] Use "-nocache" option in TOOLS/midentify.sh

Rodrigo Campos rodrigo at sdfg.com.ar
Sat Feb 11 17:16:59 CET 2012


On Sat, Feb 11, 2012 at 01:08:56PM -0300, Rodrigo Campos wrote:
> On Sat, Feb 11, 2012 at 11:46:16AM +0100, Reimar Döffinger wrote:
> > On Wed, Feb 08, 2012 at 11:07:42AM -0300, Rodrigo Campos wrote:
> > > Perhaps more gain for this case and cases where the demuxer seeks back and forth
> > > could be achived with the other option you suggest (playing with "cache-min"). I
> > > will probably play with them, but I don't know which demuxers do that. May I ask
> > > you how can I know so I can try different "caches" options ? :)
> > 
> > I don't know it out of my head, but "-noconfig all -cache-min 0" seems
> > to me to give reasonable results (actually the same as -nocache, but
> > should potentially avoid some issues).
> 
> As far as I tested, it gives the same results for me too :)
> 
> > What do you think?
> 
> I think it seems like the right approach, thanks! :)
> 
> I mean (if I got it right), if there is no need to seek back and forth, and we
> are running with "-cache-min 0" and "-frames 0", it will get the info and exit
> ASAP.  Just like if "-nocache" was used. But if it needs to seek back and forth,
> it will use the cache and avoid downloading two times the same thing. And it
> will not wait to fill the cache, since cache-min is set to 0 and as soon as it
> gets all the info it will exit. Or did I misunderstand something ?

Also, shouldn't we use "-cache-seek-min 0" too, to avoid filling the cache when
a seek is done ? Or this option only affect seeks made by the user ?





Thanks a lot,

Rodrigo


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