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tangent128 ♂️ [9915413] [2009-03-10 05:45:31 +0000 UTC] "Tangent" (United States)

# Statistics

Favourites: 284; Deviations: 45; Watchers: 18

Watching: 36; Pageviews: 11035; Comments Made: 1298; Friends: 36

# Interests

Tools of the Trade: POV-Ray

# About me

I do various sorts of art; my good ones are pretty much all CG, whether algorithmic or raytraced, but I'm trying to improve drawing abilities now and again. Time's not very existant though.

Favorite style of art: Colorful!
Operating System: Arch Linux
MP3 player of choice: mplayer
Shell of choice: zsh
Personal Quote: Sanity is precious. Use it sparingly.

# Comments

Comments: 187

tangent128 In reply to ??? [2011-03-31 13:42:23 +0000 UTC]

That's all I can view for now, but I can make them easily enough from the L/R images.

I think that program you linked can display them that way, actually. Just haven't tried it yet.

πŸ‘: 0 ⏩: 1

SentientAberration In reply to tangent128 [2011-03-31 17:18:46 +0000 UTC]

I'll send you a yellow/blue copy of the preview image from my 3DS pic later tonight then; the program I have saves in that format.

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tangent128 In reply to SentientAberration [2011-03-31 19:49:18 +0000 UTC]

Thanks in advance!

(The jittering GIF communicates the effect better than I'd have thought... will need to remember that next time I find time to experiment...)

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SentientAberration In reply to tangent128 [2011-03-31 21:16:27 +0000 UTC]

That Stereo Photo Maker software writes those files too.

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SentientAberration In reply to ??? [2011-03-17 06:30:25 +0000 UTC]

So, I finally took the time to load one of my earlier 3D pictures INTO my camera to see if the parallax-barrier display would show them properly.
........
It works like a charm. What's more, I've discovered that the MPO format my camera uses is the identical same format that the 3DS will be using--And I have software that will convert any left and right image into one of these files.

I think I'll return to the 3D picture drawing board once more before classes start again... Especially since 3DS will be released during that time. (You might notice that my recent pics tend to have a certain aspect ratio... It should match the 3DS screen.)

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tangent128 In reply to SentientAberration [2011-03-17 23:43:18 +0000 UTC]

Interesting... (whether the 3DS will be locking the photos or not is still concerning, though.)

What is the software?

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SentientAberration In reply to tangent128 [2011-03-18 00:49:50 +0000 UTC]

It is an MPO file, an already widely used format... How would Nintendo lock it?

Stereo Photo Maker... It is free software. Google should betray its whereabouts.

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tangent128 In reply to SentientAberration [2011-03-18 03:51:52 +0000 UTC]

Huh. Fancy bit of software, it looks like.

The DSi uses Jpeg images, but it embeds a signature chunk into the file and refuses to display images without it for inexplicable reasons.

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SentientAberration In reply to tangent128 [2011-03-18 13:04:37 +0000 UTC]

Interesting. Perhaps this is a process that can be identified and a program can be written to duplicate?

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tangent128 In reply to SentientAberration [2011-03-18 13:43:34 +0000 UTC]

The issue with the DSi is that the system key needs to be determined before such a chunk can be constructed, and nobody seems to done the low-level cracking to discover it.

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SentientAberration In reply to tangent128 [2011-03-18 16:44:05 +0000 UTC]

So, a picture that is taken with one DSi cannot be read anywhere else? If so, what good is that?

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tangent128 In reply to SentientAberration [2011-03-18 21:05:40 +0000 UTC]

It can be read elsewhere (other viewers ignore the signature chunk), but a DSi refuses to show pictures not taken on a DSi.

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SentientAberration In reply to tangent128 [2011-03-18 22:50:21 +0000 UTC]

I'm sure there is some way of fixing that. It's extraneous data... It can be detected and removed without harming the photo.

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tangent128 In reply to SentientAberration [2011-03-18 23:41:06 +0000 UTC]

Again, it works fine on non-DS systems, and can be removed without issue to get a normal JPEG. The problem is that the DSi won't display an image without the signature.

I'm not sure why the more enterprising hackers haven't obtained the key yet... Or why they decided DRMing photos made sense in the first place.

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SentientAberration In reply to tangent128 [2011-03-18 23:49:06 +0000 UTC]

Oh brother. What a pain. And right when I began to consider uploading MPO pics to the site.

You know, if this was SONY, it would have been hacked already. You know why? Nobody gives a damn about hacking Nintendo for functional reasons... Only cheating. (Apparently the Wii gets hacked, however... My brother's is hacked, adding internet radio, SNES and better internet capability.)

There must be a hacking vulnerability within the DS's photo viewer software. They discourage the hacking by DRM'ing photos they have no right to DRM... But in the process, they ensure that no outside photo--or one that has been tampered with--will be able to carry out the hack via a .jpeg file. (This was done in a PSP firmware hacking method a few years back with a .png file).

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tangent128 In reply to SentientAberration [2011-03-19 00:21:07 +0000 UTC]

Heh. While back me and my brother tried out all kinds of texture hacks on Brawl... GIR-chu, Twilight Delfino, Awesomeface Andross... Then made the menu music "Never Gonna Give You Up".

Worst-case, a 3DS-compatible photo could be generated the redneck way... with mirrors splitting the cameras to view two printouts. Yuck.

More ideally, Nintendo would just get a decent JPEG library... or Opera would support MPOs. Surely being able to use the device as a photo album appeals to customers?

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SentientAberration In reply to tangent128 [2011-03-19 00:49:37 +0000 UTC]

Oh no, rickrolling your opponents has to be illegal

Maybe Nintendo should get a partnership with a photo processing company that makes lenticular prints, like Fugifilm?

All MPO is, is two JPG files packaged together with an L and R identifier. Internet browsers already read them for what they are, Jpeg files. Only difference, is currently only one channel will be shown at any given time.

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tangent128 In reply to SentientAberration [2011-03-19 04:10:46 +0000 UTC]

Yeah, I feel like we talked about this a couple months earlier...

eh, headache, need to pack, flight back to school tomorrow. Good night...

(lenticular prints sound fancy...)

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LaunchBoss In reply to ??? [2011-03-01 06:45:54 +0000 UTC]

Thanks for the fav. And remember....MissingNo is always watching...

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tangent128 In reply to LaunchBoss [2011-03-01 17:22:14 +0000 UTC]

The Fresh Water bit is awesomely insane.

And it's always fun to see a reference to the PokΓ©dex Extended Fanon Edition.

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LaunchBoss In reply to tangent128 [2011-03-01 21:22:29 +0000 UTC]

Yeah, that project is great. And the Water bit was fun to write.

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CaptainTimber In reply to ??? [2010-12-03 07:11:31 +0000 UTC]

Thanks for the fave!

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SentientAberration In reply to ??? [2010-10-12 01:03:24 +0000 UTC]

Have you heard anything of the 3DS photo format?

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tangent128 In reply to SentientAberration [2010-10-12 07:04:55 +0000 UTC]

Nothing, yet. I assume you haven't either?

I don't expect to know anything until late February, when the thing actually comes out somewhere.

However, I think it's safe to assume that images can be transferred to/from SD card, so accessing the files will not be the issue. I would also lay very good odds that they'd use a JPEG codec, so compression should not be an issue either.

How they actually pack the channels, though, I have no idea. If it is a custom format, someone's bound to look at it with a hex editor sooner than later, though.

Maybe we'll get lucky and they just keep two files, or place the two pictures side-by-side in the frame, or even just cat the files together. They'd probably want a no-fuss way for ordinary people to see the images in 2D form on their computer/Wii/etc.

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SentientAberration In reply to tangent128 [2010-10-12 13:00:29 +0000 UTC]

I am expecting a de-codable compression format... One file, two images. 3DS might read the file in much the same way Winamp reads MP3s from a RAR or Zip archive. Jpeg is a good assumption, but I wouldn't be surprised if PNG is involved instead... Jpeg is currently being considered as the next deprecated image format, like GIF.

GIF is a great example of a format that needs to go... You don't even need it for animation anymore. All my animated pics are PNG.

Anyway, if it is something like a Zip file with a different extension (or no extension, as I have seen in some PSX disk images) I don't expect a problem. I am hoping to take the L & R files from each of my 3D pics I post here and convert them to be released as 3DS backgrounds at some point.

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tangent128 In reply to SentientAberration [2010-10-12 16:34:43 +0000 UTC]

GIF needs to go, yes. Firefox and Opera already support APNG.

However, while PNG's lossless compression works very well on images with flat or regularly varying color (like diagrams, most comics, UI elements, a lot of CGI work, etc.), JPEG's compression is more effective for photographic images.

A preexisting format to tie together the images would definitely be the most convenient, but honestly it still looks like a coin toss for them. If I had to bet, though, I'd go with a JPEG extension format.

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SentientAberration In reply to tangent128 [2010-10-12 18:42:08 +0000 UTC]

Yes, but then you get loads of artifacts. I am willing to deal with a slightly larger filesize in PNG and better quality, especially now that there is an international movement to broadband internet. I suppose, since I deal with CG-style art instead of photogaphs, I don't share the same bias.

Also, PNG optimization software has nearly wiped out any difference in filesize between comprable JPG and PNG images.

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tangent128 In reply to SentientAberration [2010-10-12 20:08:48 +0000 UTC]

Hmm... just did some more research, which is a little disheartening. Current DSi images are JPEG, but for inexplicable reasons are signed with a hash that prevents non-DSi images from being opened on them.

If the 3DS does something similar, loading images onto a stock system will not be possible without uncovering the key. Bleh.

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SentientAberration In reply to tangent128 [2010-10-12 21:04:50 +0000 UTC]

Hashes can be hacked, and so can a Nintendo DS BIOS. If the hash is hard-coded, programs can be made to bypass or emulate it IF homebrew can prevail again. WHY the hell have a hash-stamp anyway? God, developers piss me off.

BUT I have uncovered some very high-impact information that may upset some Nintentards, myself. Prepare yourself.

Nintendo will NOT enter the market ahead of everybody with the 3D in their 3DS. About the same time, many other parallax-based setups are to be released... Likely including PSP2. The other game machines will hit the market with TWICE the graphics processing capabilities or more. XBOX360 and PS3 are revising their systems to work with newer 3D televisions. Nintendo will once again be lagging behind competition (technologically) as they are now before long. I'm thinking of canning my plans to get it completely... Especially if it costs $300. Even if the others cost $400, I'll be getting something cutting-edge with them, not some child's playtoy Like Nintendo's last several designs. How long will their loyal fan-base put up with this?

Not convinced? Parallax "Autostereoscopic" monitors are already on the market, ready for purchase. They are expensive and sometimes require the video card to have TWO video outputs, but lets see how long that lasts after Christmas.

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tangent128 In reply to SentientAberration [2010-10-12 21:59:06 +0000 UTC]

Certainly, a 3DS is not something you'll get for raw resolution, though I'll probably get one for Paper Mario, anyways. The augmented reality thing it has looks theoretically interesting, though I don't think it would be my personal preference.

I'm going to have to take the PSP2 word with a lot of salt, though. The system itself remains in the "converging rumors" phase; to release at the same time as the 3DS, it would have to be rather rushed. Sony also doesn't appear to have much auto-stereoscopic experience yet; it'd be quite the gearshift for them.

So, the 3DS will by no means be the most impressive 3D display, I agree. But, I would give it good odds for quickly becoming one of the most prevalent.

Far as I can tell, the hash thing is a preemptive measure against JPEG vulnerability exploits. Seems like the wrong way to handle it, yeah.

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SentientAberration In reply to tangent128 [2010-10-13 00:36:03 +0000 UTC]

I like the idea of Pilotwings in 3D, also Starfox, but WHY... GOD WHY did they have to do a 64 version remake?! They could have made an entirely original game featuring the best things from both the SNES AND the N64. Nintendo lacks creativity for me yet again!

To say that SONY lacks experience with autostereoscopy is as pretentious as my original statement. There's no way to tell exactly WHO in the market is developing it ATM and how far they have gotten. Also, just because Nintendo has openly admitted their plans and others haven't really doesn't mean all that much. SONY has the technology (derived from their Blu-Ray and 3D flat-screen technology) and has been toying with it for as long as Nintendo has, apparently. My guess is that SONY has it, and has had it for about a year now. They'll let Nintendo get close to the 3DS release date and drop the bomb then, the idea being to steal possible 3DS customers over with something a little more "Pretty and Shiny".

Whether or not it will go over as badly as the PSP vs the original NDS will is something else entirely. It'll probably have a lot to do with overall cost... If PSP2 is less than $300, I predict an interesting competition.

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tangent128 In reply to SentientAberration [2010-10-13 03:25:14 +0000 UTC]

I've heard speculation that the U.S. price will be rather lower, due to the yen's strength compared to the dollar or something right now. Nintendo has historically been good about being cheaper than competitors, anyways. These things can change, but there's little concrete data yet.

Not going to say a surprise from Sony is impossible, but that tends to be more Apple's style. I haven't seen anything that suggests they have non-glasses technology in the works (though admittingly I haven't really looked too hard), and licensing it from Sharp like Nintendo has may be too big a blow to their pride.

Well, we'll see how the battle field looks when we get there.

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SentientAberration In reply to tangent128 [2010-10-13 13:04:40 +0000 UTC]

Would you really be surprised if other companies emulate Apple's marketing strategies? ...Don't forget that Nintendo and SONY are *already* the biggest offenders of this with their NDS and PSP mimicking the iPod/iPhone strategy... Especially SONY. This is evident in their rather Do0fy PSP GO attempt.

It'll be very interesting to see what happens. There is no hope for all of us if SONY does what I'm expecting XD

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tangent128 In reply to SentientAberration [2010-10-13 14:05:18 +0000 UTC]

Certainly, many other companies try to emulate Apple. But there's a difference between emulating their actual strategy, and emulating the superficial aspects.

But, I think we can agree speculation this month is premature. :P

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Between-the-Stars In reply to ??? [2010-09-24 23:33:05 +0000 UTC]

Thanks very much for the ! ^__^

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totodos In reply to ??? [2010-06-20 17:29:15 +0000 UTC]

Thanks for the +favouriiiiiite! 8D
Oh, plus, here's a llama 8D

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BlackMagma In reply to ??? [2010-06-07 07:17:29 +0000 UTC]

Thanks For The Fave On "Chaos Ball Orange Glass"!

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greenshadow0 In reply to ??? [2010-06-04 02:36:07 +0000 UTC]

thanks for zee fave

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tangent128 In reply to greenshadow0 [2010-06-04 23:01:20 +0000 UTC]

I thought it would be what you were expecting. :P

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Tzuraki In reply to ??? [2010-05-25 23:40:02 +0000 UTC]

Thanks so much for the

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totodos In reply to ??? [2010-05-23 18:26:52 +0000 UTC]

Thanks for the favourite! X3
Hey, I'm on your page 3 times now whoooo

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tangent128 In reply to totodos [2010-05-23 20:34:31 +0000 UTC]

What can I say, I'm not particularly active. ;)

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totodos In reply to tangent128 [2010-05-25 16:21:32 +0000 UTC]

Haha, then I feel all the more honoured for your +faves

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jsdu19 In reply to ??? [2010-05-01 09:01:21 +0000 UTC]

thanks for the fav

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jleoc In reply to ??? [2010-04-29 23:36:02 +0000 UTC]

Thanks so much for the on Century Gothic Bold 10

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Enigmator In reply to ??? [2010-04-29 12:33:56 +0000 UTC]

Thanks for your

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totodos [2010-04-18 15:17:44 +0000 UTC]

Thanks so much for the +watch! C:

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jleoc In reply to ??? [2010-04-17 12:40:42 +0000 UTC]

Thanks so much for the on Cube Space Wallpaper 17

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kuzy62 In reply to ??? [2010-04-11 23:15:49 +0000 UTC]

Thanks for the fave!

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totodos In reply to ??? [2010-04-11 17:07:15 +0000 UTC]

Thanks for the +favourite 8D

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