Jonas Vorwerk

I'm a student of the Art Academy of Rotterdam and my max teacher run away to Iceland ore something. This is the reason to ask some help over here :-)

Last year I build a audiovisual playtoy: 

http://www.beatnologic.com/site/content.php?id=250

Some video's keyed over a background image.

Now I want to do the same but then with openGl videoplanes. Everything work fine exept the alpha stuff.

I don't know what I'n doing wrong. Is it posible to do something linke this, 

http://www.beatnologic.com/site/content.php?id=283

Does anybody, maybe has a example patch and a demo mov with alpha channel?

Last year I build a audiovisual playtoy: http://www.beatnologic.com/site/content.php?id=250
Some video's keyed over a background image. 

Now I want to do the same but then with openGl videoplanes. Everything work fine exept the alpha stuff. 

I don't know what I'n doing wrong. Is it posible to do something linke this, http://www.beatnologic.com/site/content.php?id=283
but then with alpha video's?

alpha-video-videoplanes

So you have the people against a green screen or do you have the

You can a a alpha key very easy when you do something using the first

input of a jit.pack and splitting the channels up first with a

I don't have acces to max to create a patch for you but this tip will

So you have the people against a green screen or do you have the
videos alpha keyed already?

You can a a alpha key very easy when you do something using the first
input of a jit.pack and splitting the channels up first with a
jit.unpack.

I don't have acces to max to create a patch for you but this tip will
point you in a right direction.


make sure you have @blend_enable 1 attribute in your video plane as 

I LIVE! I LIVE! I LIVE! I LIVE! I LIVE! I LIVE! I LIVE! I LIVE! I 

You will not be saved by the Holy Ghost. You will not be saved by the 

make sure you have @blend_enable 1 attribute in your video plane as  
well :)

I LIVE! I LIVE! I LIVE! I LIVE! I LIVE! I LIVE! I LIVE! I LIVE! I  
LIVE! I LIVE! I LIVE! I LIVE!

You will not be saved by the Holy Ghost. You will not be saved by the  
God Plutonium.

alpha video videoplanes