Author Topic: TruVid - 4 level grayscale video with sound  (Read 27342 times)

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Offline GreenFreak

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Re: TruVid - 4 level grayscale video with sound
« Reply #45 on: July 11, 2011, 06:34:19 pm »
 ;D That was a joke, right?  ;D

Offline Darl181

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Re: TruVid - 4 level grayscale video with sound
« Reply #46 on: July 11, 2011, 06:55:45 pm »
You could add that to 2.71 :P
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Offline GreenFreak

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Re: TruVid - 4 level grayscale video with sound
« Reply #47 on: July 11, 2011, 07:00:28 pm »
I really want to have this animation on my TI. ;D

Offline TIfanx1999

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Re: TruVid - 4 level grayscale video with sound
« Reply #48 on: July 12, 2011, 08:11:56 am »
Well I tried this out on calc. In my opinion F-S dithering looks the best, and Heavy ordered dithering looks the second best.

Offline GreenFreak

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Re: TruVid - 4 level grayscale video with sound
« Reply #49 on: July 12, 2011, 12:23:57 pm »
I've converted the Nyan Cat gif into 12 .bmp frames ;D
Do they have to be in greyscale?

Offline thepenguin77

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Re: TruVid - 4 level grayscale video with sound
« Reply #50 on: July 12, 2011, 12:27:23 pm »
I've converted the Nyan Cat gif into 12 .bmp frames ;D
Do they have to be in greyscale?

That doesn't help me at all :). All I need is .wmv file that is 192x128 and at 30 fps. But don't worry about it, I'll get it, that's not the hard part of getting nyan cat to work, the actual program is what needs some tweaking.
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Offline GreenFreak

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Re: TruVid - 4 level grayscale video with sound
« Reply #51 on: July 12, 2011, 12:52:07 pm »
Does the .wmv need to be in greyscale?

Offline thepenguin77

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Re: TruVid - 4 level grayscale video with sound
« Reply #52 on: July 12, 2011, 12:53:14 pm »
No, color is better in fact. But don't worry about it, I'll take care of it, Nyan Cat is probably still a few days away.
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You can build a statue out of either 1'x1' blocks or 12'x12' blocks. The 1'x1' blocks will take a lot longer, but the final product is worth it.
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Offline GreenFreak

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Re: TruVid - 4 level grayscale video with sound
« Reply #53 on: July 12, 2011, 01:06:03 pm »
Finished^^
I found a programm that should be able to convert everything to wmv...
http://www. weqsoft.com/wmv-converter.htm
but it's only shareware..

Better (and FREE) program is "Format Factory"!   ;)
I only used the other program because it can convert .gif's to wmv...
« Last Edit: July 12, 2011, 01:49:06 pm by GreenFreak »

Offline thepenguin77

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Re: TruVid - 4 level grayscale video with sound
« Reply #54 on: July 15, 2011, 02:00:16 pm »
Nyan Cat Update !!!



I used my good camera this time, you can see the individual pixels. The setup here was no dithering and relative cutoffs.


I have made so many changes to this that I hope I can remember them all:
  • FS dithering now has a cap on the pixel brightnesses, before, pixels could go well above 255 and below 0 which led to leaching, now they can't
  • FS dithering now uses a serpentine pattern where it goes left and right on alternating lines, to help with ^
  • I added in a bunch of command line flags, which you will get to see when I release a copy later
  • There's an option whether to have audio/video loop independently/dependently
  • I added a perfect grayscale menu, just press ^ to get there
  • Contrast is adjustable via + and -
  • Contrast and refresh delay are saved to an appvar
  • Sample rate is now set at a constant 18,000Hz and the program calculates the cpu speed and adjusts accordingly
  • The runner is now bundled with the app



And for everyone who want to play NyanCat, here is the 84+ BE edition and the 83+/84+ SE edition. The SE version is 37 pages and the BE version is 33 pages because I left out the intro.

In each of the .zip's, I included every possible dithering style I can do. They are named based on their command prompt flags:
  • a - asolute cutoffs
  • b - both dithering styles
  • n - no dithering
  • o - ordered dithering

    The best way to decide which one you like is to send one to wabbitemu and run it. Then, just drag and drop the new file onto wabbitemu while it's playing, the new app will overwrite the old one and since they are the same size, wabbitemu will just keep on running.

    If you are using the BE ones though, you have a little bit of hacking to do. I included a readme and the file you'll need(use this), but the basic idea of what it does is that it moves your swap sector to page $30 so that you have just enough space to fit the app. The calculator isn't really stable like this, so after you're done with the app, just run the program again and put things back to normal. (I say unstable, but since the app takes up the entire archive, you'll never have problems) Also, don't run it on OS 2.55, you can, but it will delete a small portion of your OS (probably stat wizards).

    I'll have the converter out soon, I'm going to talk to buckeye later so I can figure out how to package it right.
« Last Edit: July 15, 2011, 11:30:47 pm by thepenguin77 »
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Offline calcdude84se

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Re: TruVid - 4 level grayscale video with sound
« Reply #55 on: July 15, 2011, 02:22:31 pm »
Obligatory +1 ;D
Congratulations! I wish I had the adapter to try this! Epic.
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Offline p2

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Re: TruVid - 4 level grayscale video with sound
« Reply #56 on: July 15, 2011, 02:24:02 pm »
GreenFreaks Icon!
I'm sure GreenFreak will download this!!

looks (and sounds) really great!

+1
*insert supercool signature*

Offline ztrumpet

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Re: TruVid - 4 level grayscale video with sound
« Reply #57 on: July 15, 2011, 07:21:27 pm »
This is ridiculous.  This is going on my calc as soon as the contest is over! :D
Awesome! :D :D

Offline GreenFreak

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Re: TruVid - 4 level grayscale video with sound
« Reply #58 on: July 15, 2011, 07:37:54 pm »
Noooo! TI connect tells me: Insufficient memory!
I tried the BE version and the whole memory of my TI-84+ BE is empty (491k bytes free) :(
« Last Edit: July 15, 2011, 07:48:02 pm by GreenFreak »

Offline thepenguin77

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Re: TruVid - 4 level grayscale video with sound
« Reply #59 on: July 15, 2011, 07:42:52 pm »
GreenFreak, you have to run NyanMem.8xp first, I included it with the apps. Then you'll have 557,056 bytes free and you'll be good to go.

Edit:
   Just make sure you're not on OS 2.55.
« Last Edit: July 15, 2011, 07:43:54 pm by thepenguin77 »
zStart v1.3.013 9-20-2013 
All of my utilities
TI-Connect Help
You can build a statue out of either 1'x1' blocks or 12'x12' blocks. The 1'x1' blocks will take a lot longer, but the final product is worth it.
       -Runer112