Questions tagged [keyframes]

Keyframes are specific frames where key points of an animation are defined by the user.

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8
votes
2answers
17k views

How do you animate image texture materials in blender cycles with keyframes?

I have an image texture material on a mesh already in blender cycles 2.75... I was wondering how to change the material with keyframes so it changes to different pictures in the animation... I tried ...
12
votes
1answer
31k views

How can I modify the frame rate without changing overall animation speed?

How can I change the animation fps when I already have finished making an animation? I already did an animation and I don't want spend some time recalculating the time by hand, is there a easy way to ...
14
votes
3answers
6k views

How can I make a “Movie Clip” node start at a certain frame of the scene?

When I use "Movie Clip" node in Blender 2.7, it always starts at Scene Frame 1. How can I change it in order to make it start at Frame 6, for instance? The movie clip I am using is a Movie FX for ...
7
votes
2answers
6k views

How to bake softbody animation into keyframes?

I am trying to bake a softbody animation into keyframes but I can't, does anyone knows how to do it? Thanks!
4
votes
3answers
5k views

How to find number of animated frames in a scene via python?

I need to find the number of animated frames after importing a bvh file in blender. scene.frame_start and ...
5
votes
3answers
3k views

How can i edit a follow path constraint with the graph editor?

I made a follow path constrait with a curve, does it already have a linear interpolation so i can edit it on graph editor? i need the linear interpolation.
2
votes
1answer
136 views

What is the Easiest way to Animate the rigid body properties of a large group of objects

I would like to animate 500 or so shards to be "animated" rigid body at frame zero and "dynamic" at frame 550. Do I really have to set a keyframe for each individual object or is there a way to ...
26
votes
3answers
14k views

What are the hotkeys to navigate the timeline?

I am looking for a way to move the timeline a specific amount, scroll, etc. even if the Timeline window is not open. Is this possible?
9
votes
3answers
3k views

How to keyframe mesh vertices in Python

I'm updating all the vertex coordinates of a mesh frame-by-frame in python and need to animate but can not figure out how. Here is a small abstracted script - the python isn't pretty, but it makes an ...
3
votes
1answer
4k views

How can I shift or move an entire animation to a different location?

There is likely a very simple solution to this, but searching through the forum yields nothing. I've create an animation with a very simple object (no rigging or bones). The location in 3D space ...
16
votes
4answers
47k views

Low FPS on Animation Playback

I have a question about animation "best practices": If I want to render my animation at 24 fps, does that mean I also need my animation preview/playback window to run at 24 fps? Some details: I've ...
4
votes
1answer
1k views

Keyframing emission shader colour/strength using python

I'm trying to animate the colour and strength properties of an emission shader based on external data using script. I add a cube and give it an emission shader. I can alter the strength property using:...
0
votes
1answer
872 views

Object won't drop after keyframing animate physics

I have an animation with many objects falling to the ground and then bouncing and rolling around normally as dictated by physics. For the objects that fall starting at frame 1, everything works ...
11
votes
2answers
12k views

What is a keying set and how does it fit into the animation workflow?

I'm having trouble finding a good, newbie friendly description of what a keying set is exactly and how it fits into the animation workflow. I first discovered keying sets when trying to add a keyframe ...
6
votes
3answers
935 views

Record Animation In BGE

I am having trouble getting the Record Animation setting to work in the BGE. Is it possible to record animated characters that are controlled using BGE's logic bricks with some script? In my script I ...
5
votes
2answers
5k views

How to copy keyframes from one action to other

I would like to know how to copy keyframes from one armature to another. The thing is, I have the same object, the same armature - the same everything - but in diferent blend files. I want to have all ...
12
votes
2answers
25k views

Keying set failed to insert any keyframes

When pressing I, I now receive: keying set failed to insert any keyframes. No idea why pressing I doesn't work anymore. What did I do wrong? (I've upgraded from 2.71 to 2.72 and it stops working)....
10
votes
1answer
2k views

How to move keyframes using Python?

Is there a way to move a keyframe using Python (change the frame at which the keyframe is set)? The keyframe already exists. I need to access it and move it, with the script.
5
votes
1answer
885 views

Keyframe toggle visibilty for child object using parent object in outliner?

I have a parent object with over twenty child objects. I want these objects to be keyframed to toggle viewport visibility & restrict rendering on and off at a certain points in the timeline, using ...
3
votes
2answers
2k views

Is there a list for Keyframe data_paths in Blender?

I found some really useful code for keyframe animations. But i need a specific property (in this case for the Cycles camera visibility) and i only found "location", "gravity" or "value". Is there ...
8
votes
2answers
1k views

Letter by Letter Animation

I'm working in blender, to animate a piece of text for a game I am making. I intend on giving the text multiple animations. For example, one animation has each letter in the text rotate along it's x ...
3
votes
1answer
2k views

How to get keyframes and related information?

I'm a bit (or more...) lost about keyframes and fcurves information even if I have read this question and answers or others and tried to understand the related documentation. What I'm trying to do is ...
2
votes
2answers
1k views

How can i properly rotate my object?

When i try to rotate my object then adding a keyframe to it, it doesnt work, rotating also in X or Z (i just need it to make it rotate in Y on this time, like in the picture) creating a weird movement ...
2
votes
1answer
1k views

Combine F-Curve Modifiers with baked Sound

I have a Particle System on a grid with an X Velocity of 200 and a Tangent of 60. The Tangent has a keyframe with a sound baked ...
1
vote
2answers
310 views

Can I use Weight Paint to Control Animation Properties?

I'm thinking weight paint but maybe I mean Dynamic Paint or even something else I'm unaware of. I have cell fractured a long thin cylinder which I am dropping onto a plane using Blender 2.71 Render (...
1
vote
2answers
1k views

Show and Hide child objects along with Parent

I have several Parent objects that each have a lot of child objects. I need to key frame showing/hiding the various different stacks of objects at different points without it becoming too tedious. ...
16
votes
2answers
16k views

Rigid Simulation freezes at frame 250

Any idea of why my viewport preview of the simulation stops at 250 frames? (as you can see on the orange line on the timeline) Am I maybe missing any kind of configuration?.. It's a rigid body ...
5
votes
1answer
418 views

how to move or copy all the viewport visibility keyframes to render-visibility channels?

I am working with a blender3d animation where I need some objects appear/hide at specific frames. I made all the work using the eye icon (visibility view-port) instead of camera icon (render-...
1
vote
2answers
676 views

Fast keyframe insertion

I noticed that every time I insert a new keyframe on an object using the Python API, the insertion takes more time. Here are some timings of a keyframe insertion: 1st keyframe: 0.0176 ms 10000th ...
6
votes
3answers
17k views

How to change the speed of an animation?

Okay so after looking around and not finding anything helpful on the matter, I'm going to ask here. Basically what I want to do is speed up my animation of my model walking. Right now it's 39 frames ...
3
votes
1answer
2k views

How can I change the color of a material using Python script?

I'm modeling LED signs with different frequencies and duty cycles to animate flickering LEDs. It is impractical to manually set the color of LEDs at all the keyframes for each single LED, since I have ...
2
votes
2answers
1k views

How can I bake vertex animation into keyframes, but make sure that there aren't any duplicate keyframes

I've seen a sweet technique for baking vertex animation to keyframes by means of creating a shape key for every frame and keying the shape key to come on at the right time. An awesome user on this ...
1
vote
1answer
120 views

How to keyframe child of constraint in and out

I am dribbling a soccer ball using child of constraint. In the image I would like to keyframe the ball where the arrow in drawn but when I try to keyframe it it still follows the child path, How do I ...
5
votes
2answers
858 views

Elegant way to animate a binary value?

Lately, I've been doing a lot of animation with binary values: things such as changing the visibility of an object, changing the value of a constraint from 0 to 1, etc. The way I'm doing this ...
3
votes
2answers
1k views

How to set scale across all blender objects and keyframes?

I have a complex scene with physics (not baked) and I discovered a long way into the scene that I need to scale everything up for the physics to do it's thing right. I scaled everything up, pressed ...
3
votes
1answer
611 views

Is it possible to not create keyframes automatically when drawing with Grease Pencil?

Is it possible to use the grease pencil without creating keyframes when you draw: I just want a single drawing so I don't need keyframes, but I need to be able to scrub through the timeline when ...
2
votes
1answer
443 views

What is the correct python code for pressing “I” and selecting LocRotScale?

I have already did a dummy test and all the rest of my code works. The only thing that fails is calling bpy.ops.anim.keyframe_insert_menu(type = 'LocRotScale'), ...
1
vote
1answer
54 views

Only render Frames with Markers (one camera only)

I've been looking for some addon or something to render only the marked frames on timeline, i found this answer here on the stackexchange Render Videos From Marker Ranges? The thing is this script ...
1
vote
1answer
628 views

Is it possible to animate the speed of a strip?

I want to accelerate the speed of a video and decelerate some seconds before it ends. I wonder if it's possible to do it into the video editing. I know how to increase the speed of a strip but, what I ...
1
vote
1answer
222 views

Rendered animation is incomplete

So I'm having an issue with the animation I am doing atm. It is as many frames as shown in the image, but for some reason when I am rendering, the animation suddenly stops just before the gap in the ...
0
votes
2answers
1k views

Break a loop animation (Make Cyclic) to start a new one

I've used the 'Make Cyclic' to loop these keyframes (image below). So, I want to break the loop at a certain time to do a new animation (insert another kf to do a different thing than the loop does). ...
0
votes
2answers
293 views

How to change the inherited F-curve independently from the original one ?

what I did: I created a hammer, inserted two keyframes to rotate it a bit, set the curve to linear and extrapolated it linearly. Than I duplicated the hammer, the result was two hammers that spins ...
8
votes
1answer
6k views

How to mirror a walk cycle?

How can we mirror a walk cycle, to make the bones do the same transformations but flipped, and offset in time? Say I have keyframed the bones on the left side, and they're labeled as such (...
7
votes
1answer
1k views

How to recalculate Follow Path animation after curve length has been altered?

I have a Curve Object and a vehicle following it using a Follow Path Constraint. I'm using the Fixed Position method and keyframing the Offset slider. The problem is that I had to shorten my path and ...
10
votes
2answers
5k views

Animation with no smoothing between keyframes

Most 2D animation software can render the animation 'frame-by-frame'. There are no smooth transitions between each frame, and each frame after is usually blank, and the artist re-draws the scene, a ...
7
votes
2answers
6k views

Is it possible to combine shape key values from different objects?

I have several objects in the scene, each of them has few shape keys. All shape key values change simultaneously with the same value. Every time I need to keyframe the animation I have to go to every ...
5
votes
1answer
389 views

Need help with animating textures using AnimAll (texture moving is somehow visible during animation)

I'm trying to animate eye blinking with help from this tutorial: Animating eye texture in a head mesh and while doing everything the tut mentions, the outcome somehow doesn't look good. The problem ...
2
votes
1answer
1k views

How do I use shape keys to bake a soft body animation?

I want to bake the soft body animation that can be placed in unity or unreal. I also need the animation to loop. I know that you can you do loop key frames in graph editor. Is that possible with shape ...
6
votes
1answer
21k views

How to delete all the keyframes from multiple objects?

I have about 30 objects which are keyframed. Is there a fast way way to delete all the animation data from all of them?
4
votes
1answer
2k views

New Keyframe Types

On version 2.78 there are new keyframe types available on the timeline. Jitter Extreme Breakdown Keyframe Can someone please explain how they are used? Are they only colors that ...