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Old 06-08-2000, 13:06   #1 (permalink)
jmf
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Question DivX


Am o problema. Pe al meu celeron 415, tnt2, 64ram Divx-urile cu sliderul CPU (Quality) setat la maxim, adica pe 4, ruleaza cam nashpa. Framerat in jur de 15 plus intreruperi si "sarituri" cam la 30 de secunde. Intrebarea e: care sunt cerintele hardware pentru ca un divx sa ruleze perfect pe calitate maxima? Intreb pentru ca Baracuda spune ca lui ii merge perfect tot pe celeron 400. Mie doar pe quality 0 merge perfect, de la 1 incolo incepand sa faca figuri.
Daca se poate, as dori si niste specificatii ale sistemelor voastre si informatii despre cum va ruleaza.


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Old 06-08-2000, 15:21   #2 (permalink)
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Mah eu tot zic ca e de la memoria aia
avand in vedere ca eu am 128

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Old 06-08-2000, 15:32   #3 (permalink)
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Eu am remarcat, alta problema, ma rog nu e chiar o problema dar e deranjant.

Cand pun pe cpu quality 4 calitatea imaginii creste si totu e ok
dar daca dau propreties din nou si ma uit la calitatea imaginii e pusa tot pe 2 si nu stiu dc

La fel si daca vreau sa pun pe 0, se muta singur pe 2

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Old 06-08-2000, 23:25   #4 (permalink)
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Am 64 de ram si nu am probleme.
O fi de la placa video ?


vodoooooooooooooooooooooooooooo

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Old 07-08-2000, 00:40   #5 (permalink)
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Io am PII 350, 128 RAM cu nVidia TNT si se misca super! Chestia e ca io am driverele Detonator 2.08 (vechi de-acu 1 an), deoarece cu ultimele 5.22 (sau Detonator2 official) se misca nasol, aceleasi chestii ca la jmf. Ca sa nu mai zic ca jocurile se misca mai bine pe driverele vechi decat pe alea noi...ciudat rau! Io cred din ce in ce mai mult ca lui jmf si altora li se trage din drivere si nu din hardware! De exemplu Ne0 are PIII coppermine la 600MHz, 128 RAM, Creative Annihilator PRO (geforce cu DDR) si i se misca NASOL RAU! El are ultimile drivere Detonator. Deci?
 
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Old 07-08-2000, 01:26   #6 (permalink)
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Depinde si de rezolutia filmelor;daca ai un film la 640x480 si il rulezi la calitate maxima,vei avea nevoie nevoie de de un procesor mai puternic (un p3 ar fi minim).Nu are importanta ca ai 64 sau 128 m.

Am filme cu rezolutii de pina la 384x288 care merg perfect la calitatea maxima (procesor k6-2 500,placa video s3 trio).
In schimb,filmele pe care le am la rezolutii gen 640x300,nu merg bine decit cu sliderul la 0.In concluzie depinde de rezolutia filmului,si a desktop-ului (pune si tu la desktop-ul la 640x480x16 si ruleaza filmul full screen).

Daca problemele de rulare apar la filme cu rezolutii mai mici de 384x288 atunci ceva nu e ordine cu setarile.

Nu e problema de drivere;acestea vin cu overlay-ul enabled by default,iar timpul de procesor ocupat este foarte mic.

PS.Cu titlu de experiment pentru posesorii de TNT x: se zice ca se poate imbunatati calitatea redarii video,dezactivind primele 4 optiuni (cu rgb si yuv) la "video renderer" ->properties.Se dezactiveaza overlay-ul dar se activeaza filtrarea (citeste : pierdere de viteza,calitate mai buna).

[This message has been edited by mike (edited 07 August 2000).]
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Old 07-08-2000, 01:59   #7 (permalink)
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Mike cred ca ai dreptate. DivX-urile la rezolutie mica (am episoade din ST: DS9) merg perfect pe calitate 4. Matrixul (600x300 aprox) merge nashpa pe 4 si perfect pe 0. Ce nasol, trebuie sa-mi iau p3

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Old 07-08-2000, 02:06   #8 (permalink)
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Filmele in rezolutie mica (mai ales 352x288) se vad mult mai bine pe televizor (adica foarte bine,fara artefacte&stuff).Daca ai o ocazia,n-ar strica sa incerci o placa cu tv-out ( hint,hint ).Asa se explica cum un format (de o calitate execrabila) ca vcd-ul a supravietuit.

Oricum,de la 2 m distanta de monitor,diferentele de calitate (nu foarte mari) dintre 0 si 4 nu se mai observa.



[This message has been edited by mike (edited 07 August 2000).]
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Old 07-08-2000, 03:47   #9 (permalink)
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Mike si jmf, am scris in postul meu de mai sus ce sistem am. Cum va explicati atunci ca mie imi merge liar liar PERFECT (720X480!!!) si lu' neo care v-am spus ce sistem are i se misca in ultimu hal? Contrazice tot ce-ai spus tu mike! Si asta nu e singurul exemplu!
 
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Old 07-08-2000, 03:52   #10 (permalink)
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slashere esti batut in cap sau doar te prefaci ??? adica din 30 filme numa 3 imi merg prost (nu stiu de ce) si CIUDAT RAU dar alea tu mi le-ai dat .......
Restu merg foarte foarte bine , chiar si la calitate maxima (4) , tiam mai zis odata , calculatoru nu are nimica , o explicatie plauzibila ar fi copierea pur si simplu proasta a datelor (filmului)
Btw 13warrior are rez mai mica decat enemy of the state deci ar trebui sa ruleze , de ce nu o face ?????????? PT CA E TRAS DE PE HARDU TAU ALA BUUUUUN

In fine daca mai are cineva si alte ideei sa le spuna

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Old 07-08-2000, 23:27   #11 (permalink)
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Slasher,

Te duci la filmul cu pricina ,dai right click,properties -> details,si ne zici ce scrie la audio format si video format (de preferat screenshot).

Apoi,pune desktop-ul la 800x600x16,dai right click->statistics,si de acolo zici ce frame-rate ai si framedrops (de preferat screenshot).


[This message has been edited by mike (edited 07 August 2000).]
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Old 08-08-2000, 00:00   #12 (permalink)
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La mine diferenta de rezolutie/color depth nu influenteaza. Am pus 640x480x16 si merge exact la fel de nashpa pe quality 4 ca in 1024x768x32. O sa incerc si cu driverele 5.08 daca mi le poti da pe mail la forum@logitec.ro.


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Old 08-08-2000, 01:02   #13 (permalink)
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S3-ul cu care lucrez are buguri binecunoscute la rezolutiile cu 24 biti,de aceea am insistat pe rezolutia desktopului.

Oricum,banuiesc ca driverele pe care le folosesti au overlay-ul on.Ah,si inca ceva : decodarea mp3 mai consuma inca 10% din timpul procesor (pe k6-2 500);astfel un videoclip la 640x300,fara sunet,merge cam la 23-25 fps.(calitate 3)

[This message has been edited by mike (edited 08 August 2000).]
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Old 08-08-2000, 04:17   #14 (permalink)
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Mike, frames dropped 0, average framerate 24.97, audio Fraunhofer IIS Mpeg Layer-3, 48000Hz (e la 192kbit, m-am uiat in Virtual Dub la asta..), video DivX Fast Motion Codec.
Calitatea o lasesem la 2 mereu, acum nu mai am filmu ca-l puneam la calitate 4 si-ti spuneam cum se misca...
Anyway, stii si tu ca Fraunhofer este cel mai bun si cel mai pretentios codec audio.
Despre codecul DivX nu stiu mare lucru, stiu doar rezolutia la care a fost facut...
Io tot zic ca din cauza driverelor Detonator e chestia, remember ca si mie imi mergea nasol cu 5.22.
 
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Old 08-08-2000, 12:43   #15 (permalink)
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Mike, slasher are dreptate
M-am uitat si eu la statistici & stuff si asa e. Eu am rulat un film Next Friday care e codat in 720x352 la Cpu quality 2 si a dat urmatoarele statistici :

Frame Rate - 29.ceva
Actual Rate - 28.51 (ma rog asta fluctua intre 28.30 si 28.80)

Asta pe un celeron la 400 128ram, si un amarat de Ati match cu 2mb memorie, displayu era dat la 640x480

Eu cred ca e de la versiunea codec-ului, pe alpha 3.11 cpu quality 2 merge mai greu, am reinstalat divX alpha 3.1 (aia la care nu poti sa schimbi calitatea, ramane pe 2) si merge mult mai bine.

Jmf, incearca si divX 3.1 alpha.


P.S: Pot sa iti dau si niste screenshots, numa' sa imi dai link la hypersnapDX ca nu-l mai am.

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Old 09-08-2000, 00:34   #16 (permalink)
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Baracuda are dreptate. Ceva e foarte "wrong" cu 3.11 alpha. Am pus 3.1 alpha si merge perfect. Raman doua posibilitati: ori sliderul din 3.1 alpha arata gresit quality 2, quality fiind de fapt pe 0, ori intr-adevar exista un MARE bug in 3.11 alpha, care incetineste treaba considerabil. O sa ma uit maine mai atent si sa compar calitatea, poate imi dau seama.
Oricum, o chestie ciudata e seekingul. Cu 3.11 alpha la seek se decaleaza video/audio. Cu 3.1 merge perfect!

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Old 09-08-2000, 03:19   #17 (permalink)
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Pai ma, Barcuda si jmf, atunci mie cum imi merge perfect cu 3.11 Alpha?
 
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Old 09-08-2000, 14:45   #18 (permalink)
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Slasher, tu esti un caz mai special

Nu stiu mah, depinde de multi factori : memorie, hdd, proc, sistem de operare, placa grafica (driveri la placa grafica) etc etc

P.S: jmf hai ca acum m-am trezit, in 20min sunt la posta

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Old 09-08-2000, 23:06   #19 (permalink)
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Versiunea 3.1 : 20b3 02 (complet : mov eax,2 aka calitate 2)

Chiar Gej spune ca versiunea aceasta nu salveaza setarea de calitate (ceea ce explica problema lui baracuda)

Slasher : cred ca pe un p2 se misca mai bine,din cauza cache-ului L2 mai mare.


[This message has been edited by mike (edited 09 August 2000).]
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Old 10-08-2000, 02:13   #20 (permalink)
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Ok, sa zicem ca din cauza L2 Cache-ului meu, dar la Ne0??? Care-i explicatia la el, ca doar are comp mai performant ca al meu...
 
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