Cloning the Gamecube component cable

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Link83
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Re: Cloning the Gamecube component cable

Post by Link83 »

Unseen wrote:
Unseen wrote:While I can easily make that change, I have no means of testing it.
If anyone wants to test it: untested build (which may disappear from this location at any time). No SVF file included because I can't figure out why ispVM keeps using the old bitstream instead of the new one.

I used to like the Lattice Diamond tools more than Xilinx' ISE, but now I'm not so sure anymore...
Thanks very much for this Unseen :D I really appreciate it.
I imagine citrus3000psi would be most qualified to test this (Or in the meantime I may just attempt a messy wire install!)
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citrus3000psi
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Re: Cloning the Gamecube component cable

Post by citrus3000psi »

Link83 wrote:
Unseen wrote:
Unseen wrote:While I can easily make that change, I have no means of testing it.
If anyone wants to test it: untested build (which may disappear from this location at any time). No SVF file included because I can't figure out why ispVM keeps using the old bitstream instead of the new one.

I used to like the Lattice Diamond tools more than Xilinx' ISE, but now I'm not so sure anymore...
Thanks very much for this Unseen :D I really appreciate it.
I imagine citrus3000psi would be most qualified to test this (Or in the meantime I may just attempt a messy wire install!)
Not sure if I'm the most qualified as I don't have my KNJN board wired anymore to the Wii. I do the the QSB's but the other side is design for HDMI only. I will get to it at some point. But time is scarce on my end.
juji82
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Re: Cloning the Gamecube component cable

Post by juji82 »

I have some videos up on my channel about the Wii hdmi mod with a pluto board. As Unseen mentioned, you need to take out some parts of the wii shell to have it fitted inside.

https://www.youtube.com/channel/UCaCqbG ... 22bofpZ9Mg

I will try to make a real time comparison with the component cables once I got my setup up and running, probably this weekend
Ikaruga11
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Re: Cloning the Gamecube component cable

Post by Ikaruga11 »

juji82 wrote:I have some videos up on my channel about the Wii hdmi mod with a pluto board. As Unseen mentioned, you need to take out some parts of the wii shell to have it fitted inside.

https://www.youtube.com/channel/UCaCqbG ... 22bofpZ9Mg

I will try to make a real time comparison with the component cables once I got my setup up and running, probably this weekend
Wow! That looks amazing! What parts need taken out?

What Wii and GameCube games do you have? I would love to see a Mario Kart Wii HDMI vs Component comparison.
juji82
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Re: Cloning the Gamecube component cable

Post by juji82 »

It was used a rvl 40 wii. To install the pluto board a part of the shell was cut, along with a corner of the cooling fan (which do not compromise its job anyway). There is a picture of it in one of those videos, I believe the mario galaxy one. I can take more pics if needed.
ImageImage
Last edited by juji82 on Tue Jul 11, 2017 5:20 am, edited 6 times in total.
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bobrocks95
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Re: Cloning the Gamecube component cable

Post by bobrocks95 »

If you do decide to take pictures comparing to the component output, pixel art is generally better for telling quality differences. So Virtual Console titles would be useful.
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Re: Cloning the Gamecube component cable

Post by juji82 »

Thanks for the advice. Any reccomended title?
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Extrems
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Re: Cloning the Gamecube component cable

Post by Extrems »

For a more practical test, I recommend OpenTTD. It has some of the highest frequency content you can find on Wii. Change resolution to 720x480 in options.
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Re: Cloning the Gamecube component cable

Post by Ikaruga11 »

juji82 wrote:Thanks for the advice. Any reccomended title?
I think any 2D platformer would see a noticeable difference.

Try Kirby's Adventure, Super Mario Bros. 1-3, Metal Slug series, etc.
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Einzelherz
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Re: Cloning the Gamecube component cable

Post by Einzelherz »

The icky thing about component v. Hdmi testing is that while most tvs process hdmi very similarly, I'd be surprised to see even similar sets from the same manufacturer process component the same as each other.
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Re: Cloning the Gamecube component cable

Post by Ikaruga11 »

Einzelherz wrote:The icky thing about component v. Hdmi testing is that while most tvs process hdmi very similarly, I'd be surprised to see even similar sets from the same manufacturer process component the same as each other.
What about capture cards?
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andykara2003
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Re: Cloning the Gamecube component cable

Post by andykara2003 »

Link83 wrote:I would really appreciate having the option to use GCVideo-Lite on the Wii - not just because the Wii's Component video quality is quite soft, but also because I would like to use RGBS in 480p, which is simply not possible on a stock Wii.
I'm 100% with you on this - I'd absolutely love to have a better component quality for the Wii as I use a CRT for the console.
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Re: Cloning the Gamecube component cable

Post by Ikaruga11 »

andykara2003 wrote:
Link83 wrote:I would really appreciate having the option to use GCVideo-Lite on the Wii - not just because the Wii's Component video quality is quite soft, but also because I would like to use RGBS in 480p, which is simply not possible on a stock Wii.
I'm 100% with you on this - I'd absolutely love to have a better component quality for the Wii as I use a CRT for the console.
Same. The Wii's component output is just too soft and blurry.
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Einzelherz
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Re: Cloning the Gamecube component cable

Post by Einzelherz »

Except when it's not?
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theclaw
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Re: Cloning the Gamecube component cable

Post by theclaw »

Einzelherz wrote:Except when it's not?
It is blown out of proportion. No matter how minor though, inexcusable on Nintendo's part, the Gamecube component cable was sharper five years earlier.
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Einzelherz
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Re: Cloning the Gamecube component cable

Post by Einzelherz »

From the comparisons I've seen it's on the order of 0-5% of an improvement. If it were 2chip SNES to 1chip, there would be an argument to be had.
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Link83
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Re: Cloning the Gamecube component cable

Post by Link83 »

I'm not saying the difference is 'night and day', but there is a noticeable difference. You can compare GameCube and Wii YPbPr 480p in these two images by Extrems:-
GameCube YPbPr 480p
Wii YPbPr 480p
Images are from this thread:-
http://shmups.system11.org/viewtopic.php?f=6&t=59908
Its easier to see the differences if you save the images and zoom in. Notice how a number of finer details are lost, such as the text used for place names (Like the "Larfingburg Springs" text near the bottom left)

<EDIT> Try saving this small image and zoom in to compare a small section:-
http://i.imgur.com/Kuxp15S.png
I'll leave you to guess which one is which :P
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bobrocks95
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Re: Cloning the Gamecube component cable

Post by bobrocks95 »

Both consoles use chroma compression and don't look as great as they potentially could.

I don't think installing GCVideo in a Wii would be worth it if all you want is a very slightly improved YPbPr output. It would definitely be worth it if you want 480p RGBS or HDMI output though.
Last edited by bobrocks95 on Sun Jul 16, 2017 3:45 pm, edited 1 time in total.
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Einzelherz
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Re: Cloning the Gamecube component cable

Post by Einzelherz »

I'm sorry but the argument that text 8px tall isn't as sharp is not a convincing one.
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theclaw
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Re: Cloning the Gamecube component cable

Post by theclaw »

Einzelherz wrote:I'm sorry but the argument that text 8px tall isn't as sharp is not a convincing one.
It's the opposite. Finer details are more indicative of the faults of an image.
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Re: Cloning the Gamecube component cable

Post by Ikaruga11 »

bobrocks95 wrote:Both consoles use chroma compression and don't look as great as they potentially could.

I don't think installing GCVideo in a Wii would be worth it if all you want is a very slightly improved YPbPr output. It would definitely be worth it if you want 480 RGBS or HDMI output though.
How would RGBS be better? Also wouldn't the colors be off since GameCube and Wii games are designed with YPbPr in mind?
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andykara2003
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Re: Cloning the Gamecube component cable

Post by andykara2003 »

Just bought a second (cheap) copy of a game to test this out with my existing copy across the consoles. I have an RVL-101 US Wii (the 'sharper' version of the console), and a DOL-001 US 'Cube going to a high end 480p (not HD) Metz consumer CRT via component (official cables). I think this might be a good way to test as I know there's 100% guaranteed no processing on the TV end.
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bobrocks95
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Re: Cloning the Gamecube component cable

Post by bobrocks95 »

GeneraLight wrote:
bobrocks95 wrote:Both consoles use chroma compression and don't look as great as they potentially could.

I don't think installing GCVideo in a Wii would be worth it if all you want is a very slightly improved YPbPr output. It would definitely be worth it if you want 480 RGBS or HDMI output though.
How would RGBS be better? Also wouldn't the colors be off since GameCube and Wii games are designed with YPbPr in mind?
It wouldn't be, but GCVideo is the only way to achieve it if you want it for your setup. Color conversion is virtually lossless and would require a direct side-by-side comparison to notice at all.
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Re: Cloning the Gamecube component cable

Post by Ikaruga11 »

bobrocks95 wrote:
GeneraLight wrote:
bobrocks95 wrote:Both consoles use chroma compression and don't look as great as they potentially could.

I don't think installing GCVideo in a Wii would be worth it if all you want is a very slightly improved YPbPr output. It would definitely be worth it if you want 480 RGBS or HDMI output though.
How would RGBS be better? Also wouldn't the colors be off since GameCube and Wii games are designed with YPbPr in mind?
It wouldn't be, but GCVideo is the only way to achieve it if you want it for your setup. Color conversion is virtually lossless and would require a direct side-by-side comparison to notice at all.
Oh, okay.

What does RGBS mean anyway? Sync on Blue?
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ApolloBoy
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Re: Cloning the Gamecube component cable

Post by ApolloBoy »

GeneraLight wrote:What does RGBS mean anyway? Sync on Blue?
LOL

Red, Green, Blue, and Composite Sync. AFAIK there's no such thing as sync-on-blue.
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Guspaz
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Re: Cloning the Gamecube component cable

Post by Guspaz »

Note that when we write sync-on-green as RGsB, the S is lowercase to indicate that it's not a separate channel.
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Re: Cloning the Gamecube component cable

Post by Ikaruga11 »

Guspaz wrote:Note that when we write sync-on-green as RGsB, the S is lowercase to indicate that it's not a separate channel.
Yeah, I was thinking that.

RGB always has sync though, so writing RGBS seemed redundant at best and confusing at worst.
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Guspaz
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Re: Cloning the Gamecube component cable

Post by Guspaz »

It differentiates it from RGBHV and RGsB. If you just said "RGB", you'd have no indication of which of the three types of RGB sync it was.
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andykara2003
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Re: Cloning the Gamecube component cable

Post by andykara2003 »

So I got my second copy of Wave race today to compare the Wii's component to the Gamecube's component on a NEC XM29 level CRT. I could flick from one console to the other instantly using the component switch.

I was really surprised to see how close they are! I could tell if I looked carefully that the Gamecube's text looked slightly tighter but I'd be perfectly happy with the Wii version to be honest.

I think this is mainly because CRTs are more forgiving of that kind of image - I know that Fudoh's said that the Wii doesn't play nicely with upscalers and is more difficult to look good on a flat panel than other consoles. I'm glad I have my Gamecube but If I was starting again and just going to be using CRTs I'd be fine with the Wii for GC games - and the tiny upgrade definitely wouldn't be worth the bother/price of a Gamecube and component cable.

Thinking about it, perhaps it's because I'm using an RVL-101 console? Although I did loads of testing of RVL-101's vs 001's in the past and even the difference there is very small.

Either way, I just ordered Zeldaxpro's external GCvideo adapter so the really interesting thing for me is to see how that compares to my CRT setup.
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Re: Cloning the Gamecube component cable

Post by leonk »

Anyone know where to find the PlutoIIx HDMI fpgaconfig software?
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