Curious Turtle
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Curious Turtle
January 30, 2008 at 8:52 am in reply to: help needed distorting section of image using lens or some other effect??Here’s one way to do it:
i) Create a new adjustment layer, and drag it over the background but below your bubble layer.
ii) Apply the effect Distort > Bulge and adjust the bulge to fit your bubble.
iii) Alt-click on the Center to add an expression to that value.
iv) Use the pickwhip on the timeline to link Bulge Center to the bubble’s position.
And that should do it. If you have multiple bubbles, you can create multiple instance of the bulge to the same adjustment layer, but parent each effect to a separate bubble.
Hope that makes sense,
BenCurious Turtle Professional Video
Training | Editing |Support -
I’ve got a more long-winded method for moire reduction, but it does offer a lot of flexibility.
First grab the Animation Presets at http://www.curiousturtle.com/training/presets/moire reduction.zip and install them into your Presets folder. Now follow these instructions (told you it was more long-winded).
i) Duplicate your footage twice, so you have three indentical layers.
ii) Apply the appropriate preset to each layer (top goes to the top layer, middle to middle etc)
iii) Precompose the top layer(select it and Cmd-Shift-C or Ctrl-Shift-C). Select “Move All Atributes…” when you precomp. Now turn off visibility on it.
iv) Go to the middle layer. On the “Reduce Y Moire” effect, twirl down Second Source and select your pre-comp layer. You should immediately see something happen.
v) You might want to change the Blending Mode on this effect to Soft Light (or another) and reduce or increase the Opacity.
vi) When you’re happy with this, change the layer’s overall blending mode (on the timeline) to Luminosity. You can now play with the Levels command to get your Brightness/Contrast right.
vii) Finally, go to the bottom layerand adjust the vlaues in the Channel Blur filter. Only touch the Green & Blue values.
And that’s you done. Not bad, eh? :o)
Good luck with your project,
BenCurious Turtle Professional Video
Training | Editing |Support -
I think Tony was making a joke. When he said Fusion forum, I think he meant something like VFX Talk or Pigs Fly.
Basically it’s a common answer to the question “Which system is better X or Y”. If you ask a group of people who habitually use X you’ll probably get the reply “X”.
My agnostic advice for any tool is to ask myself “What can I do now, what do I need to do in the future and will my current system let me do that in the best way?”. Nothing beats a hands-on demo supported by a good demo artist, so long as you have identified your needs beforehand.
Cheers,
BenCurious Turtle Professional Video
Training | Editing |Support -
Curious Turtle
January 29, 2008 at 7:48 am in reply to: How to batch a watermark across multiple filesDepending on how you’re compressing this, it will probably be simpler to do this at the final stage. Generally your compression application will have an option to add a watermark. So, if you’re having to compress all your videos anyway, set this up as part of the batch job.
If you want to do this in After Effects, then by far the simplest way is just to copy and paste your watermark layer between compositions and add them to the render queue.
HTH,
BenCurious Turtle Professional Video
Training | Editing |Support -
Well put, Daniel.
Jason, your best bet is to do some experimenting. I would keep the GOP structure set to 12 for PAL or 15 for NTSC. Start with a high-bitrate CBR encode. If your picture is breaking up at specific areas add a compression mark. Lather, rinse, repeat.
Your encoder is going to be the make or break here. Using a different encoder is going to show much greater differences than fiddling with the GOP length IMHO. Not saying that Sorensen won’t give you a decent result, but it’ll be different than a 24-pass encode using Cinemacraft.
Cheers,
BenCurious Turtle Professional Video
Training | Editing |Support -
To get rid of the scaling, twirl down Trail Feedback and set scale to 100%.
Then play to your heart’s content with the other controls.
Cheers,
BenCurious Turtle Professional Video
Training | Editing |Support -
Select the keyframes, right-click and select Keyframe interpolation. Is the Spatial Interpolation set to linear? No? There’s your problem. :o)
Cheers,
BenCurious Turtle Professional Video
Training | Editing |Support -
GOPs will as a rule produce a higher overall picture quality. An I-frame is the least “efficient” frame type because it has a large amount of data to compress in comparison to the information contained in B- & P-frames, so it has to throw more stuff out to fit into your datarate.
I-frame only is extremely useful when you need to do something else with the footage, such as editing it. But as a flat-out delivery format you’re cheating yourself.
I’m trying to think of a colourful analogy to describe it, but I’m one cup of coffee too light at the moment. :o) So if anyone else wants to chime in with something flowery….
Cheers,
BenCurious Turtle Professional Video
Training | Editing |Support -
Have you installed any new plug-ins recently?
If not, the first thing I’d do is to take a look at this, as it could be an OpenGL error you’re having.
This is for AE7, as that appears to be the version you’re using.
Cheers,
BenCurious Turtle Professional Video
Training | Editing |Support -
Put the layer that you want to use as your track matte above the layer you want to matte out. It looks like in your case you should put the text above the picture.
Then on the timeline, on your face layer, look for the dropdown menu underneath “TrkMat” and change that to Luma Matte.
If you can’t see the TrkMat controls click on the tiny button second from the left in the bottom left corner of your timeline. It looks like an intersecting circle and square.
Ta da! One functioning track matte.
Have fun with your project,
BenCurious Turtle Professional Video
Training | Editing |Support