Forum Replies Created

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  • Graham Macfarlane

    November 22, 2014 at 11:53 am in reply to: Converting y position velocity to scale

    I modified a script by Chris Wright which should give you something to work with. Put the script below into the scale of a null. The null must also have Y position keyframes for the jumping. Just pick whip your bug to the null and you should see the effect.
    My null started at 540 and rose up to 360 so in lines 2 and 3 you need to adjust the script for your specific null. The 50,0 and -50,0 control the amount of squash/stretch.

    Y = transform.position[1];
    Yresult = linear(Y, 360, 540, 50, 0);
    Xresult = linear(Y, 360, 540, -50, 0);

    // Inertial Bounce (moves settle into place after bouncing around a little)
    //By Chris Wright
    //Modified by Graham Macfarlane

    n = 0;
    if (position.numKeys > 0){
    n = position.nearestKey(time).index;
    if (position.key(n).time > time){
    n = n-1;
    }
    }
    if (n == 0){
    t = 0;
    }else{
    t = time - position.key(n).time;
    }
    if (n > 0){
    v = position.velocityAtTime(position.key(n).time - thisComp.frameDuration/10);
    amp = .02;
    freq = 3.0;
    decay = 5.0;
    s= v*amp*Math.sin(freq*t*2*Math.PI)/Math.exp(decay*t);
    value + [Xresult+s[1], Yresult-s[1]];

    }else{
    value;
    }

    Graham Macfarlane – CGI specialist
    Elyarch Ltd – London UK

    3D Studio Max | Vray | Pflow | PhoenixFD | After effects | Mocha

  • Graham Macfarlane

    November 22, 2014 at 9:37 am in reply to: rendering lateness

    It’s difficult to say what the problem could be.

    Just in case of software conflict, make sure you don’t have any other programs running alongside AME when you render.
    If you have access to another computer try rendering on that to see if you get similar render times, (taking into consideration any spec differences between computers).

    Beyond this, I suggest a process of elimination:

    I assume you’re main edit is from Premiere, so, does the render run faster if you render directly in Premiere?

    If still slow then AME may not be at fault. Try switching off the After Effects text animation, since the AE dynamic link might be causing problems. Render and see if it’s quicker.

    Next disable all effects in Premiere, render again.

    If things are still slow, try replacing parts or all of your edit with let’s say an imported jpg and if it still takes hours to render this would suggest there is something wrong with Premiere.

    You could then try disabling any plugins you have but if this doesn’t work, I can’t think of anything except re-installing Premiere.

    Graham Macfarlane – CGI specialist
    Elyarch Ltd – London UK

    3D Studio Max | Vray | Pflow | PhoenixFD | After effects | Mocha

  • Hi Paul,

    Just type comp in the top search bar above the asset pool list. That should expand all the folders to reveal just the composites

    Graham Macfarlane – CGI specialist
    Elyarch Ltd – London UK

    3D Studio Max | Vray | Pflow | PhoenixFD | After effects | Mocha

  • Graham Macfarlane

    November 21, 2014 at 4:44 pm in reply to: rendering lateness

    The mov format is a container file type. What is more useful to know is the actual codec used within this container (for example H.264, Mpeg4, Motion Jpeg etc…)

    Graham Macfarlane – CGI specialist
    Elyarch Ltd – London UK

    3D Studio Max | Vray | Pflow | PhoenixFD | After effects | Mocha

  • Graham Macfarlane

    November 21, 2014 at 4:27 pm in reply to: Time lapse

    Hi Kit,

    Have a look into the tracker in After Effects (Window menu > Tracker).

    Specifically, look for the workflow for position, rotation and scale stabilization.
    You should find plenty of examples on Youtube to help with the specifics!

    Graham Macfarlane – CGI specialist
    Elyarch Ltd – London UK

    3D Studio Max | Vray | Pflow | PhoenixFD | After effects | Mocha

  • Hi Moni,

    From a quick google it appears Instagram should work fine with the H.264 codec.
    So, go with the Quicktime format in the AE output module settings and in the format options choose H.264 with quality 100% for best results.

    Note: Using Adobe Media encoder gives more control for rendering to H.264. You can get lower files sizes for the same quality even with its default 2 pass encoding options.

    For the pixilation problem, check your settings for “fast previews” the little lightening button at the bottom of the composition window.

    Graham Macfarlane – CGI specialist
    Elyarch Ltd – London UK

    3D Studio Max | Vray | Pflow | PhoenixFD | After effects | Mocha

  • Graham Macfarlane

    November 21, 2014 at 12:23 pm in reply to: Converting y position velocity to scale

    What expressions have you tried so far?
    I use an older AE so I can’t open your project.

    Graham Macfarlane – CGI specialist
    Elyarch Ltd – London UK

    3D Studio Max | Vray | Pflow | PhoenixFD | After effects | Mocha

  • Graham Macfarlane

    November 21, 2014 at 9:35 am in reply to: Merge/blend two videos/compositions

    Hi Gigi,

    *Position your two video layers side by side in After effects. You need to make sure that there is plenty of overlap to accommodate the size of gradient you want.
    *In the timeline/layer view select the layer on top.
    *Click the Rectangle tool in the tool panel at the top of the UI (it should be just to the left of the Pen tool)
    *Then click and drag a big box around your video in the composition view to create a mask that completely covers it with plenty of extra space on all sides except the side where you want the gradient. On this side, position the mask edge at the center of where the gradient should be.
    *You will now see in the layer view, that the top layer has expanded and now shows “Mask 1”. Expand mask 1 then increase “Mask feather” until you get the gradient width needed.
    *You might see some unwanted transparency on some of the other sides with a really big feather, so just increase the mask size in those areas to compensate.

    Graham Macfarlane – CGI specialist
    Elyarch Ltd – London UK

    3D Studio Max | Vray | Pflow | PhoenixFD | After effects | Mocha

  • Graham Macfarlane

    November 20, 2014 at 11:36 pm in reply to: rendering lateness

    Hi Ali,

    What is your source footage encoded to and is it being read from locally or over a network?

    Graham Macfarlane – CGI specialist
    Elyarch Ltd – London UK

    3D Studio Max | Vray | Pflow | PhoenixFD | After effects | Mocha

  • Graham Macfarlane

    November 20, 2014 at 9:15 pm in reply to: Video is shortened when imported

    I can’t recommend any screen recording software, but If you have difficulty with the mp4 (it might prove a bit slow to work with) you could try converting your original avi to the DNxHD codec with MPEG Streamclip (both are free).
    Similar to ProRes, DNxHD is a great near lossless codec with quite manageable file sizes and quick decoding which helps to work faster with your footage.

    Graham Macfarlane – CGI specialist
    Elyarch Ltd – London UK

    3D Studio Max | Vray | Pflow | PhoenixFD | After effects | Mocha

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