Re: Save video as image sequence
- From: Chief <Chief@xxxxxxxxxxxx>
- Date: Tue, 13 Sep 2005 07:36:47 GMT
Mike Tripoli <mtripoli@xxxxxxxx> wrote in
news:qsuai11dabsvivqdmm9f46902no6dndl7r@xxxxxxx:
> Hi,
> I'm making a short video (30 seconds, maybe) of one of my
> products. I need to remove the "background" such that it can be saved
> as an animated gif with transparent background, so once it is placed
> in the middle of the webpage, the web background "shows through". I
> don't have a compositing program, just Lightwave.
>
> I figure I can shoot the product against a "blue screen", then
> convert the output to a still sequence. From there, bring it into
> Lightwave and remove the background (by saving the alpha channel?).
>
> Ok, at this point, you've figured out I have no freaking idea
> what I am doing or talking about. But I've seen people talk about this
> and using Lightwave as a "cheap" compositing program. Can someone
> (anyone) give me a hint about this? If there is a program (cheap) that
> does this easier, please let me know as well. Thanks in advance.
>
> Mike Tripoli
Fairly easy if you have Adobe Premiere - render the animation out as a
pix and the alpha channel of the objects you want isolated. Use the alpha
in Premiere or any other simular type of program to cut out the
background.
Save the frame sequences as a animated gif.
Just a thought, you might want to limit the frame rate, colors and sizes
if you're using a gif on a web page.
If you don't have Premiere then This works for small frame numbers
PSP is still the best inexpensive photoshop work a like on the market.
Render out 32 bit psd/tga images and use the alphas to cut the background
out for each picture. I'm not sure if PSP's animation shop will work with
the alpha channel - but it might. Last I checked PSP was around 100 US.
The last way which costs nothing is to place a plane behind your
animation and set it to no shadows and light/texture it to the backgroung
of the web page. If you screw with the lighting and texture on the panel
enough you can get the animation to blend in when you put it on the page.
The thing to remember here is that if the web page has lines or other
textures you can not resize the gif. So render it at the size you need it
to be.
I hope this helps - it's been a while since I did any web stuff.
.
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- Save video as image sequence
- From: Mike Tripoli
- Save video as image sequence
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