AGP Fastwrites? Nvidia and ATi card mixing on 1 pc?

mwmorph

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which cheap(cheaper the better, i wont use this for gaming, preferably ati because i already have a ati card and i have a component to dv i adapter from ati and i dont want 2 sets of drivers clashing), preferably pci cards have adequate acceleration for mpeg2 acceleration of 1080p hd vidoe(i got some hd video dvds)?

vidoe card or any other card is fine.
currently it stutters like crap.

2.4ghz amd64
1gig ram
9800xt
 

mwmorph

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Originally posted by: NeezyDeezy
WINNAR

pci not pciexpress and preferably ati since i heard ati drivers and nvidia drivers on the same system usually fight for supremecy, therefore screwing me over.
 

mwmorph

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it's 2.1gb and called IMAX Magic of Flight HD 1080 dvd. maybe it's wmahd? It is mpeg 2 after i transferred it to my hdd though. (thought maybe it was my drive's prblem)

edit: as far as 720p is concerned, i sould be fine. I played the 720p clip of Step Into Liquid WMVHD fine on my pc no stuttering or problems at all.
 

Auric

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Oct 11, 1999
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Wreckage, you are thinking of AVC (MPEG-4).

MPEG-2 HD shouldn't be overly demanding and in any case there prolly ain't a general use viddy card that is significantly better than your 9800 and indeed I recall from ye olden days that hardware acceleration (particularly iDCT) was not available via PCI however perhaps that has changed since the introduction of DXVA. Maybe a dedicated MPEG-2 decoder could be better but I would be sure to check whether it could handle HD resolutions. But I expect you can solve the stutter with proper configuration. Use a decoder which supports HWA and a player which allows changing the output renderer from VMR7 to Overlay Mixer which performs better on single-core, non-HT CPU's. A combination of Media Player Classic and Cyberlink's decoder works well. If you do not have the latter, MPC does include libmpeg2 and fddshow includes libmpeg2 and libavcodec options but I'm not sure what the state of HWA is with these.
 

mwmorph

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alright i've found a way to stop flickering in wmp 10. mixed video, and overlay mode instead of high quality mode. also enabled skip frames so it's decently smooth, though not perfect.

anyway when playing on wmp it's mute. no sound at all. there is 5.1 sound on my dvd players(powerdvd and windvd). why not wmp10? It's a mpeg2 file on my hdd with 5.1 Dolby Digital audio.
 

Auric

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I only see a WMV HD version for sale - 2 disc with both 720p and 1080p (I wonder if the latter is only 2.1GB then why are two discs required?). How are you certain that your version is MPEG-2? If it is then try what I posted previous (WMP is crap). In any case the audio problem could be a missing codec or filter which is otherwise supplied by those other players for their own use. Make sure the latest from MS are installed. Also, they offer WMV tests to see if your PC is suitable -there is a command line program and an analyzer from Futuremark. WMV acceleration can be enabled from the ATI CP/CCC or ATI Tray Tools.
 

mwmorph

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Originally posted by: Auric
I only see a WMV HD version for sale - 2 disc with both 720p and 1080p (I wonder if the latter is only 2.1GB then why are two discs required?). How are you certain that your version is MPEG-2? If it is then try what I posted previous (WMP is crap). In any case the audio problem could be a missing codec or filter which is otherwise supplied by those other players for their own use. Make sure the latest from MS are installed. Also, they offer WMV tests to see if your PC is suitable -there is a command line program and an analyzer from Futuremark. WMV acceleration can be enabled from the ATI CP/CCC or ATI Tray Tools.


gou it enabled in cp. 5.13 ngo drivers. as far as wmv hd goes, it works on my pc. 720p or 1080p, no real problems when i douwloaded the clips step into liquid and that imax under the sea one.
 

DAPUNISHER

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Make certain that fastwrites is enabled, as your system should be powerful enough to handle WMVHD 1080i/p if it is on. At least based on all the AMD rigs I have seen results posted for, and my own testing as well.

It is a WMVHD 1080 clip, but I did find it mislabeled as a .mpg on torrents, like here The reason it isn't more GB of content is it is a short film of 39 min. plus a "making of" that is 42min., which is evidently not included in the torrent ;)

As to a PCI card that can hardware decode it, there is one but it is nV. The 6200 PCI can do it, and will ostensibly even hardware accelerate H.264 720p when the FW 85's are available.
 

mwmorph

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really? fastwrites are off by default in bios right now because everyone i've talked to says fastwrites are detrimental to stability with almost no performance gain.

if i gwt the 6200pci, how well will it play with my 9800xt?
 

Auric

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Okay, if it really is a HW issue, then wouldn't the money spent on a secondary card be better spent on a peppier CPU and at the same time avoid any conflicts and result in higher performance all 'round?
 

mwmorph

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to get a better cpu, i would need to go to s939 which means cost for a 2.6ghz or better cpu and a 939 board which means a fresh windows reinstall because of a new motherboard which means a hell of a lot of time and money. (s754 maxes out at 2.4ghz)
 

Auric

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Ah so. Did you figger definitively whether your viddy is MPEG-2 or WMV9? I have the two minute 1080p clip of Magic of Flight (among others on my DVD-RAM "trailer disc") and it only needs 30% CPU on sig rig. It is less demanding than Step Into Liquid 1080p. Did you try the WMV HD Rating Tool or Advisor? MS does have a blurb recommending 3GHz or equivalent (don't know how AMD performance rating figgers into that). But as said, from previous discussions, non-HT single core's seem to do poorly at this schtuff. Hopefully the viddy card angle will work out for you if you are so keen on these videos. Perhaps a single X1600 AGP is another option but either way I would want to be sure it performs as claimed before buying (thus avoiding a fiasco like the 6800 PVP).
 

DAPUNISHER

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Originally posted by: mwmorph
really? fastwrites are off by default in bios right now because everyone i've talked to says fastwrites are detrimental to stability with almost no performance gain.
In games yes, for smooth HD playback it can be a big performance factor. When we had all those borked nv40 PVP discussions and did testing, some, including myself, discovered that FW off meant lots of dropped frames, on there were very few. We also found most AMD systems neeeded to hit approx. 2.3ghz to give fairly smooth WMVHD 1080p playback in the Step into Liquid trailer. With FW on you shouldn't dropped more than a couple of frames with the rig you have.

if i get the 6200pci, how well will it play with my 9800xt?
Who knows? but you could always set a restore point, mirror on another HDD for safety, ect. and give it a go. I really don't think it'll come to that with FW on though, you should get smooth enough playback to avoid needing a new card. H.264 1080 might still be lackluster though, and the X1600 series isn't promoted as capable of accelerating H.264 1080p, and neither is that 6200. You'd need to go AGP 6600GT or better from nV for that, plus still have gaming performance similar to your card. You could probably get $70 or so from your card and find a used 6600GT for $100 or so, and solve all your decode problems if the 85 drivers ever get here and live up to nV's claims about H.264 acceleration!