PS2 OPL's Stutter list

TnA

Moderator
Developer
I want to request from you - the users -, where you still experience stutters in games, if they are loaded via OPL!

Make sure to have the newest Beta-Build!

This is not limited to FMVs, but this is what I am mainly asking about!

Please share these details:
  • PS2-Model
  • Storage device used, including model (especially important on USB)
  • OPL Version
  • Game (name + ID)
Template:
PS2 ModelSCPH-XXXXX
DeviceUSB/SMB/HDD/Firewire/SIO2SD including information about the storage-device (model, manufacturer, etc.) itself!
OPL VersionOPL build
GameGamename
IDCOMPLETE Game-ID (including SLUS, SCUS, SLES, etc.)
Stuttering part of the game (especially FMV)Intro for USB\SMB, Menus for USB
 
Last edited by a moderator:
PS2 ModelSCPH-50004\77004
DeviceUSB\SMB
OPL Version1493
GameGran Turismo 4
IDSCES_517.19
Stuttering FMVIntro for USB\SMB, Menus for USB
 
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onimusha 2 NTSC on HDD, ifcaro OPL 1226 (later revs are going a lil bit faster)

rev1275 - SP193 - Increased Accurate Reads speed limit to 3600KB/s

slowdown and stutter during some of the background transitions

mode 1 + 2 helps a lot

i believe this happens because the HDD is going to fast even on mode 1, tried the same game via USB and there was no stutter during transitions

gran turismo 3 / 4 without mode 1 + 2 intro and menu videos will stutter
 
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As for USB it was GoodRam UEG3 32GB.
As for SMB? Direct connection? Genuine NA connected into PC LAN port?
 
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Exactly!

Yes, the info for SMB is sufficient. Maybe the OS is missing.
Some people use routers, or NAS or etc.
 
Now that we have a first open OPL-build which supports loading games from SIO2SD/MX4SIO, I thought I push this thread a bit. :)
 
there are noise stutter or pops in Gran Turismo 4 (First Preview) PCPX_966.49 when you hit the gas or use the back view fast (hitting L1 rapidly) I didnt notice this noise until I played the game using external speakers

and screen stutter at the beggining of the race, during the screen transitions happening in the countdown (3-2-1), these screens stutter are present in gt3, gt3 concept and gt4 prologue

OPL 1.1.0, 1.0.0 and 0.9.3 on HDD
 
I can test it with GT3 A-Spec as well as GT4 (both the PAL EU Versions).
I think I DO have Prolouge as well, but I would need to search for it.

I can test it via internal HDD on a FAT and SMB, USB, MX4SIO on a FAT as well as a DECKARD-PS2.
 
i tested again using mode 2 and it get rids of the noise i believe (didnt use my monitors) and reduces the countdown screen stutter

and, why PAL? theres no 60hz support for the gran turismos.. dont be a masochist
 
PAL, because I bought or got my original PS2-games...
"masochist" because I like my original games, instead of some stupid file-dump-download? Are you serious?
 
haha I was just kidding around.. wtf

last night I tested my copy of tokyo-geneva SCPS_559.02 (thanks to mechapwn) and I got the same noises... so maybe its just my crappy speakers

the screen stutters are definitely OPL
 
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PS2 ModelSCPH-39004/50004
DeviceUSB, ADATA 128gb pen drive
OPL VersionOPL Official 1.1.0 (older versions tested too)
GameStuntman
IDSLUS-20250, SLES-50288
FMV ProblemNeed to bypass every cutscenes as fast as possible because they freeze the game (intro FMV and career mode's cutscenes). On SLES version it's impossible to bypass career mode's cutscenes right on time causing it impossible to complete the game.
 
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I've been playing quite a few japanese drifting and racing games that don't seem to have much testing so I'm hoping to make a bunch of contributions over the coming months [emoji3526]

My set up is an interesting one, I have two slims (both SCPH-70002) and a Fat SCPH-30005 R (not in use yet but available for troubleshooting).
I'm running a single Win 10 PC with two 3tb drives in a redundant RAID as my SMB server, with a Netgear Prosafe switch connecting the two slims to the server, and the internet via another router down the line.
The PS2s and server exist on a seperate subnet but same mask (192.168.2.x) to the rest of the home network and internet gateway (192.168.1.x) and the PS2s have no trouble pulling configs from the net in OPL.

For now my first report is for Wangan Midnight - SLPS_201.85
I'm getting stutters on the opening FMV, I haven't played through much else but that seems to be the main thing.
Ive tested making sure only one PS2 is on just to be sure, problem persists.
I'm on OPL 1.2.0-Beta-DB-2022-642fe4e obtained from PS2-HOME (shoutout to jayjay)

Anyway thanks for all the work you devs do [emoji3590][emoji3590][emoji3590][emoji3590] Let me know if there's anything you'd like me to try!


Sent from my CPH2067 using Tapatalk
 
PS2 Model​
SCPH-70001
Device​
SMB From a Win10 22H2 Desktop.
Using a USB-C 2.5Gb NIC Wired through a switch and router's switch to the PS2
OPL Version​
Tried: 0.9.3, 1.1.0
Unable to boot OPNPS2LD-v1.2.0-Beta-2049-513e9b3
Game​
Consistent on Beatmania IIDX 3rd, 4th, 7th (all I've tried so far)
ID​
SLPM_650.06, SLPM_650.26, and SLPM_655.93 respectively
Stuttering Part​
Anytime a lot of FMV is going on during a song, specifically when it cuts to a new part.
Skipping FMV loading stops the issue from occuring, as does running a DVD copy of the game (3rd).
 
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PS2 Model​
SCPH-70001
Device​
SMB From a Win10 22H2 Desktop.
Using a USB-C 2.5Gb NIC Wired through a switch and router's switch to the PS2
OPL Version​
Tried: 0.9.3, 1.1.0
Unable to boot OPNPS2LD-v1.2.0-Beta-2049-513e9b3
Game​
Consistent on Beatmania IIDX 3rd, 4th, 7th (all I've tried so far)
ID​
SLPM_650.06, SLPM_650.26, and SLPM_655.93 respectively
Stuttering Part​
Anytime a lot of FMV is going on during a song, specifically when it cuts to a new part.
Skipping FMV loading stops the issue from occuring, as does running a DVD copy of the game (3rd).
Got around to trying this again. Tested Beatmania IIDX 3rd and 16th on OPNPS2LD-v1.2.0-Beta-2091-56c2fcf, will try again later on the newest Beta. Both exibhit issues with game stutters and audio issues when FMV isn't turned off with Mode 4. Also tried with OPL Server from elmariolo to no effect. I would try the new UDPBD if I could figure out how to set it up.
 

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