how to burn arcade game on cd (dvd) for ps2 ??

Started by Gilberto9, February 26, 2022, 11:19:37 PM

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Gilberto9

how to burn arcade game on cd (dvd) for ps2 ??(without emulator)
GILBERTO9

Jorpho

This question is incomprehensible. You're going to have to explain yourself better. How would you expect to run an arcade game on a PS2 without an emulator?!
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Gilberto9

friend, put an arcade game on the ps2 cd and play, similar to what they did on the mortal kombat arcade kollection cd, only I want to put another arcade game, a single arcade game on the cd, how did they do it ??https:/ /youtu.be/Nq1NlSnyKrQ , I want to record the final arcade fight on the ps2 cd, in iso, the mortal did so in iso without emulator
GILBERTO9

Jorpho

Quote from: Gilberto9 on February 27, 2022, 08:37:58 AMsimilar to what they did on the mortal kombat arcade kollection cd, only I want to put another arcade game, a single arcade game on the cd, how did they do it ??
They used an emulator, obviously! What makes you think they didn't!?

(The only other possibility is that they had access to the game's original uncompiled source code and were able to re-write parts of it for the PS2, but that would be a lot more work and is absolutely not feasible for anyone outside the company without access to the source code.)
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Gilberto9

which emulator they used I couldn't see it, did you see the video?? to know what I mean?
GILBERTO9

TheUnderfaker

Now I don't know what your friend has, but what I'm seeing is versions of Mortal Kombat from various sources.
The original Mortal Kombat's have been released on the PS2 in various ways, like in the Mortal Kombat Arcade Collection trilogy (MK2&3 are in collection 2),
and MK1 has been released as a bonus on the special edition of.. MK Deception?
MKII was also an unlockable in Shaolin Monks on PS2. and UMK3 was also released as a bonus disc for MK Armageddon.

So either your friend has a compilation of all of those discs or he was showing you them individually.

As for emulation, yes they are being emulated. but they stream the audio from external files on the disc to speed up emulation.

So no, you won't be able to just burn arcade roms to disc and play them.

Jorpho

Quote from: Gilberto9 on February 27, 2022, 02:45:39 PM
which emulator they used I couldn't see it, did you see the video?? to know what I mean?
It's probably derived from MAME. MAME is open-source and anyone sufficiently skilled can re-write it to apply any number of customizations.
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ponlork

if it's using a emulator, couldnt they do something like how the nintendo switch has a saturn emulator working now thanks to that Cotton Guardian Force game. I remember some users adding their own saturn ISOs and it worked

Jorpho

Quote from: ponlork on March 02, 2022, 08:26:05 AM
if it's using a emulator, couldnt they do something like how the nintendo switch has a saturn emulator working now thanks to that Cotton Guardian Force game. I remember some users adding their own saturn ISOs and it worked
It would be much easier just to download and configure PS2 MAME than it would be to work backwards, unless this offers some compelling advantage over PS2 MAME.

The Switch Saturn emulator is a different case, as it is apparently based on SSF, which is not open source.
https://kotaku.com/console-hackers-commandeer-switch-game-s-very-fast-sega-1847843623
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FAST6191

Quote from: ponlork on March 02, 2022, 08:26:05 AM
if it's using a emulator, couldnt they do something like how the nintendo switch has a saturn emulator working now thanks to that Cotton Guardian Force game. I remember some users adding their own saturn ISOs and it worked

Most will refer to that as injection if you wanted a search term.

As far as it working here... varies and the PS2 era stuff is not great for it.

Obviously as a start you want the hardware to be similar -- arcade stuff is often quite limited and occasionally custom on top of that vs consoles, though even consoles have things that trouble emulators (see SNES special chips, mappers on the NES, MBCs on the GB/GBC and all those times cartridges have custom chips in to do extras that the baseline console can't do).

Beyond that the general case of emulation is generally actually the more computationally expensive approach to it all. If your job as a commercial game dev is to make a game work you make that game work, if others don't work then not your problem. As emulation on the PS2 is a fairly demanding activity (granted I know the xbox is pretty good here) you are more likely to face the base emulator being game specific and accordingly cut down or lacking things. For instance imagine a NES emulator that does not emulate the NES zapper... oh well, no imagine it is not a peripheral but actually a key part of hardware that the games the original devs were set to emulate just did not use and got dropped from the commercial emulator. Repeat that experience a dozen times for different aspects and you have your start, on top of that then they might have coded things specifically for the host game (possibly even multiple emulators -- see how different games will be used to play say N64 games on things where they are emulated) or did a workaround (I saw above someone note that audio might be played separately and is a good example of such things).
Emulators are just code so you could hack it to support more, however if ROM hacking is hard and emulator development is hard then combining the two does not make things any easier, and nobody is going to bother for something like the PS2 at this point in time (most emulator hacks beyond simple injection for commercial things I have ever seen have been about unlocking features or disabling lockouts for certain things, maybe debug menus and control remaps). Had the PS2 been current and otherwise the emulation machine of choice then maybe, as it stands today where nothing will really be gained for doing it... I am not holding my breath and would bet heavily on an open source emulator coming in first.

ponlork

#10
Quote from: FAST6191 on March 02, 2022, 11:10:52 AM
Most will refer to that as injection if you wanted a search term.

As far as it working here... varies and the PS2 era stuff is not great for it.

Obviously as a start you want the hardware to be similar -- arcade stuff is often quite limited and occasionally custom on top of that vs consoles, though even consoles have things that trouble emulators (see SNES special chips, mappers on the NES, MBCs on the GB/GBC and all those times cartridges have custom chips in to do extras that the baseline console can't do).

Beyond that the general case of emulation is generally actually the more computationally expensive approach to it all. If your job as a commercial game dev is to make a game work you make that game work, if others don't work then not your problem. As emulation on the PS2 is a fairly demanding activity (granted I know the xbox is pretty good here) you are more likely to face the base emulator being game specific and accordingly cut down or lacking things. For instance imagine a NES emulator that does not emulate the NES zapper... oh well, no imagine it is not a peripheral but actually a key part of hardware that the games the original devs were set to emulate just did not use and got dropped from the commercial emulator. Repeat that experience a dozen times for different aspects and you have your start, on top of that then they might have coded things specifically for the host game (possibly even multiple emulators -- see how different games will be used to play say N64 games on things where they are emulated) or did a workaround (I saw above someone note that audio might be played separately and is a good example of such things).
Emulators are just code so you could hack it to support more, however if ROM hacking is hard and emulator development is hard then combining the two does not make things any easier, and nobody is going to bother for something like the PS2 at this point in time (most emulator hacks beyond simple injection for commercial things I have ever seen have been about unlocking features or disabling lockouts for certain things, maybe debug menus and control remaps). Had the PS2 been current and otherwise the emulation machine of choice then maybe, as it stands today where nothing will really be gained for doing it... I am not holding my breath and would bet heavily on an open source emulator coming in first.

i remember trying this cps2 and mvs emulator on the PSP that released back in like 2006 and was amazed that it played cps2 and neogeo roms flawlessly. i couldnt believe games like Marvel vs Capcom and Kof2003 were playing full speed on this device. i recall it requiring us to create a cache file of the rom which were bigger than the actual rom itself and maybe that what helped make it fast. though it was a hardware specific emu, unlike mame which was more general. i tested mame4all on the psp and it was very slow.

i got into the homebrew scene a bit late, and ive been watching videos on people playing Snes on the dreamcast, or NES roms on a Playstation 1 and i am like wow i never knew these existed. I mainly played backup games back then lol

i pulled my fat PS2 out the garage last year and turned it on for the first time in 15 years. i had one of those flip top and swap magic discs. i mainly wanted to try the tonyhax exploit to test out this PSX romhack i was working on.

and since then i installed freemcboot, purchased a hdd and plan on gaming on it again. I'll also be installing some EMUs, these days im more interested in retro games. I even imported some pocketstations and installed Doom on there lol I watched some videos on Mame working on the PS2, it appears slow.

i know this hobby is very niche, but there's a sizable community who like going backwards and maybe fulfilling their childhood dreams. the PS2 is the most successful console of all time so u never know especially if u got people spending over 100$ for a PS1 memory card in 2021. i think people like getting the most out of their systems and pushing it to the max.

like recently the PlayStation classic has been kinda dead due to covid. nothing new been released in nearly 2 years. but i visited the discord and someone is working on getting linux to work on there, and another working on building duckstation. and that might open the doors for more games and possibilities. I also compiled a standalone Dosbox-X and ffmpeg for it recently, and with ffplay it lets people replace the opening Sony intro screen with a mp4 video of your own. similar to how retropie does it.

so yeah i'm just thinking how cool it'll be if we can get arcade roms running full speed on the PS2 by injecting the roms to work with a commercially released game that uses emulation. Even if the games are limited, sometimes limitation is good. like with Arcade1up. When i have too many games i end up just sampling or not even touching it lol as long as a handful of games work then thats good too.

Saturn emulation sucks on the PlayStation classic however there are some that work really good that some can make a collection with. Then some people are like No, full rompacks or nothing. then they have the entire snes library in their retropie or snes classic but never browse through it and end up playing Turbografx roms or something

which btw, the turbografx mini still hasn't been hacked. i know covid was bad but 2 years? normally people use that time to pick up a hobby or do some passion projects. hell even the Nintendo Game & Watch was hacked. I think the turbografx mini was just more difficult than anyone expected. last i heard there were issues with the front USB ports where plugging in the wrong power brick could instantly toast it, and the mod team working on it didnt want to risk of users damaging their consoles especially considering how expensive they are now

March 02, 2022, 01:06:02 PM - (Auto Merged - Double Posts are not allowed before 7 days.)

oh and about emulators that decide not to emulate certain things like with the NES Zapper, i know with the PPSSPP the author was adamant about not including UMD video support. Which I would really love to have because the reason why I even compiled a standalone ffmpeg for the playstation classic was because the retroarch ffmpeg could only play videos one at a time. And i wanted to be able to have it play all videos inside a folder.

sometimes people dont realize the purpose of something until maybe later. like my buddy KMFDManic has been releasing his build of Retroarch for the PSC, and his previous one he removed the Retroarch Disc Project functionally thinking its pointless. Well i also released a DVD Player app for the PSC that allows players to attach a external cd/dvd drive to their PSC which uses ffmpeg to playback the DVD. And launching the app also loads up the CD drivers which allows the Retroarch Disc Project to work. so i hit him up asking if he can please add it back in, and he enabled it back for his latest release. so yeah that's how it goes sometimes

oh and speaking of the standalone PPSSPP emulator, im no expert or anything but to me it kinda feel like it enhances it rather than being a accurate EMU. like the original PSPs have ram limitations whereas PPSSPP doesn't, so some devs may want to create a homebrew for the PSP and use PPSSPP to debug and test, but then they try it on a real psp and it doesn't work