DivX 5.01 Pro 1-pass kai 2-pass diafora mege8ous DivX!!!

[kavaliotis]

Loipon paides me ton DivX Pro 5.01 codec einai h prwth tainia pou kano mias kai eixa kairo na noikiaso DVD..Anyways apo tous calculators gia to Harry Potter pou einai peripou 2.30 ores mou elegan bitrate --gia 2 CDs-- 1200kbps peripou.. Bazo toso kai mou bgainei to video mono 1.04GB! Ego to video to 8elo peripou 1.26GB (ta alla 140MB einai o hxos), opote to ksanabazo sta 1400kbps..Mou bgainei 1.10GB an 8umamai kala!! Leo ti skata, kati paizei edo..To bazo na ginei 2-pass sta 1600kbps, mou bgainei 1.47GB!! Ante leo na to ksanakano, pali 2-pass sta 1400kbps.. Mou bgainei 1.41GB!!! E ti skata paizei? To 2-pass exei TOOOOOOSH megalh diafora se xwrhtikothta apo oti to 1-pass??? Nomiza oti to apotelesma apo to 1-pass kai to 2-pass einai to idio se xwro pou pianei to teliko DivX aplos me 2-pass exei kaluterh visual quality.. An omos mporo me 1-pass na exo 1600kbps as poume kai me 2-pass na exo 1200kbps, e kalutera den eiani 1-pass? Den ksero, mperdeythka..Tora to kano 2-pass sta 1300kbps na do poso 8a bgei..

 

PS:Kanenas sobaros calculator gia ton 5.01 den exei bgei re paidia??? Toso duskolo einai pia na bgaloun enan?

 

PS2:Xrhsimopoio XMPEG 4.5..

[trustfm]

xexexe .... giati nomizeis oti ekana to sh fasaria sto http://forum.insomnia.gr/ubb/ultimatebb.php?ubb=get_topic;f=10;t=001067 ?

8a sto exhghsw apla katarxin 8a pas gia 2 pass mias kai me 1 pass einai adunaton sxedon na sou bgei h tainia ntan . Basika h tainia sou einai koresmenh dhl exei polles maures skhnes h einai argh etsi to bitrate ama einai arketa upshlo h tainia den trabaei allo sumpiesh kai sou bgainei pio mikrh . Klasikh periptwsh UNDERSIZING . Gia na thn bgaleis ok apla AYXHSE thn RESOLUTION kai oxi to bitrate . Einai to legomeno kadro pou elega kai isxurizomoun oti mporeis na to problepseis prin kaneis thn tainia alla apodiktike la8os kai oti isxuei se meikes tainies . Twra an 8es na xemperdeueis eukola koita sto topic pou sou dwsa panw kai 8a breis ton tupo gia to bitrate (gia to divx 5) . O tupos autos einai swstos . O allos gia to kadro pou ebala einai la8os , h kalutera isxuei gia kapoioes mono periptwseis opote mhn ton xrhsoimopoihseis.

H allh me8odos einai tou filipou pali sto idio topic opou kator8wneis mesw test na breis thn sumpiesimothta mias tainias se antistoixo kadro . Prosexe to test auto einai se direct sxesh me to kadro , 8a sou dwsei alla apotelesmata an allaxeis to resolution .

 

Genikotera to problhma sou den einai to bitrate oso kai an sou fanei apisteuto alla to gegonos oti perneis la8os kadro ! Sto gnot isxurizetai oti an xeperaseis to 0,35 bit/frame*pixel sou bgainei h tainia undersized .

 

<small>[ 13-05-2002, 17:40: Το μήνυμα επεξεργάστηκε από: trustfm ]</small>

[kavaliotis]

Koita to eixa diavasei to sugkekrimeno topic pou "malonate" as poume <img border="0" title="" alt="[big Grin]" src="images/icons/grin.gif" /> alla den 8elo na katso na mplekso me tupous ktl gia na kano mia tainia!!!Otan les gia kadro, ennoeis as poume to 640x480? Ego se authn thn analush kano ola ta DivX mou pantos..Den uparxei kanena ergaleio gia 2-pass oste na mporeis na ksereis ti akribos bitrate na baleis? Den xrhsimopoio GKnot giati mou fainetai kourastiko kai den vlepo megales diafores apo to XMPEG, to opoio einai paneukolo kai grhgoro..Katevasa ta arxeiakia gia compressability ktl alla exoun san input ta .avs files, opote den mou kanoun me to XMPEG..Gkrrr!! Dhladh me to 2-pass first pass den mporei to programma na "dei" poio einai to kalutero bitrate?

[trustfm]

den einai problhma to bitrate pou sou bgainei mikro . apla den shkwnei allo sto epilegmeno apo sena kadro ... katalabes ? ekei einai to 8ema . Meta to test auto douleuei mono me gordian knot method kai tipote allo . alla kai pali to kadro (h analush) einai fixed apo esena kai oti katsei .

Kai egw 640*xx bazw kai teleiwse to polu polu na bgei mikroterh alla den shmainei oti den 8a einai kalh apla einai saturated . dhl to bitrate einai polu megalo gia thn tainia .

 

<small>[ 14-05-2002, 09:34: Το μήνυμα επεξεργάστηκε από: trustfm ]</small>