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.cso decompression
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zafos
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10. November 2010 @ 17:34 _ Link to this message    Send private message to this user   
So, I downloaded a .cso file off the net. I also have psp iso compressor.
I chose to uncompress it, but noticed the compression levels were still available for me to choose.
Do I have to know what level of compression my .cso is to revert it properly? Is the "use NC" option, where I found NC stands for No Compression, of any use whatsoever? This program has a bad interface...
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11. November 2010 @ 02:39 _ Link to this message    Send private message to this user   
Why do you want to decompress it? Doesn't it work as a .cso?

Xbox 360: Slim untouched with a faked 320 GB harddrive for XBL, phat with LT 3.0, played Halo early, so going on live would be an instand ban, also with a faked 320 GB harddrive
PS3: Untouched 160 GB Slim, 60 GB Fat with latest Rogero and 160 GB internal harddrive.
PSVita: hardly ever play it
GameCube: Black with a Viper chip installed. With gameboy player. Trying to get a Wavebird controller.
zafos
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12. November 2010 @ 11:08 _ Link to this message    Send private message to this user   
Originally posted by Eisherz:
Why do you want to decompress it? Doesn't it work as a .cso?
csos are sow and lagy. I mostly play at home, so I don't need much on my memstick. I played crisis core as a cso and the intro vid froze at a point for a bit, twice at the same point aswell, as if it was programmed to!
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13. November 2010 @ 13:25 _ Link to this message    Send private message to this user   
Originally posted by zafos:
Originally posted by Eisherz:
Why do you want to decompress it? Doesn't it work as a .cso?
csos are sow and lagy. I mostly play at home, so I don't need much on my memstick. I played crisis core as a cso and the intro vid froze at a point for a bit, twice at the same point aswell, as if it was programmed to!
That sounds more like a problem with your PSP, normally csos have the same speed than iso files, have you tried setting a different speed? Press select while in XMB and set the ingame speed higher. You might get a lower battery life, but that doesn't really matter if you only play at home.

Xbox 360: Slim untouched with a faked 320 GB harddrive for XBL, phat with LT 3.0, played Halo early, so going on live would be an instand ban, also with a faked 320 GB harddrive
PS3: Untouched 160 GB Slim, 60 GB Fat with latest Rogero and 160 GB internal harddrive.
PSVita: hardly ever play it
GameCube: Black with a Viper chip installed. With gameboy player. Trying to get a Wavebird controller.
zafos
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14. November 2010 @ 09:27 _ Link to this message    Send private message to this user   
Originally posted by Eisherz:
Originally posted by zafos:
Originally posted by Eisherz:
Why do you want to decompress it? Doesn't it work as a .cso?
csos are sow and lagy. I mostly play at home, so I don't need much on my memstick. I played crisis core as a cso and the intro vid froze at a point for a bit, twice at the same point aswell, as if it was programmed to!
That sounds more like a problem with your PSP, normally csos have the same speed than iso files, have you tried setting a different speed? Press select while in XMB and set the ingame speed higher. You might get a lower battery life, but that doesn't really matter if you only play at home.
I had been privy of those settings and I had set my psp for speed vs battery, for the reason you mentioned. But I don't think sth is wrong with my psp. I have seen somewhere online that cso's are slower, are u sure about this?

Oh and when u say battery life, u mean how much battery lasts with these settings, right? They don't affect the battery long term, reducing its capacity overtime, do they?

This message has been edited since posting. Last time this message was edited on 14. November 2010 @ 09:29

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14. November 2010 @ 20:56 _ Link to this message    Send private message to this user   
psp slim (v1), 5.00 m33-6, game and xmb set to 333mhz. sandisk green 8gb and sony 4gb, all original and magicgate supported.

been playing crisis core UNDUB cso with NO lags. did a cso compression with level 5 (i think).

@eisherz. there IS a speed difference with iso and cso; i've noticed it first hand. BUT it depends on how compressed the file is.

ps2: v7 scph-39001 - independence exploit - hdloader 0.8c - maxtor 300gb hdd
(+[__]%) psp slim ta-085v1: 6.60 PRO B10
wii (powered by bootmii/priiloader): 4.1u - d2x v10beta53-alt (base 56) - configurable usb loader v70r51/devolution r188 - wd scorpio black 7200rpm 320gig w/ ams venus ds2 enclosure

got a whole lot more to list . . .

This message has been edited since posting. Last time this message was edited on 14. November 2010 @ 20:58

zafos
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16. November 2010 @ 11:09 _ Link to this message    Send private message to this user   
Anyway ppl, we're kinda missing the point here. The questions are:
Do the compression lvl and use NC options affect uncompressing, in psp iso compressor ?
Do you have to know what compression lvl a cso file is to uncompress it with said program?
AfterDawn Addict
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16. November 2010 @ 15:34 _ Link to this message    Send private message to this user   
i never touched iso compressor. umdgen is my preferred program. doesn't matter what level the cso is, it will decompress it to the original iso format.

ps2: v7 scph-39001 - independence exploit - hdloader 0.8c - maxtor 300gb hdd
(+[__]%) psp slim ta-085v1: 6.60 PRO B10
wii (powered by bootmii/priiloader): 4.1u - d2x v10beta53-alt (base 56) - configurable usb loader v70r51/devolution r188 - wd scorpio black 7200rpm 320gig w/ ams venus ds2 enclosure

got a whole lot more to list . . .
zafos
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16. November 2010 @ 16:04 _ Link to this message    Send private message to this user   
Originally posted by cee43ja1:
i never touched iso compressor. umdgen is my preferred program. doesn't matter what level the cso is, it will decompress it to the original iso format.
I bet that's true. I'd like to hear it from some1 using it, however(not that I'm not thankful for any piece of info given thus far).
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zafos
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20. December 2010 @ 07:50 _ Link to this message    Send private message to this user   
bump, over a month.
afterdawn.com > forums > consoles > sony psp - homebrew software > .cso decompression
 

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