Adobe After Effects is a digital visual effects, motion graphics, and compositing application developed by Adobe Inc., and used in the post-production process of film making, video games and television production. Among other things, After Effects can be used for keying, tracking, compositing, and animation. It also functions as a very basic non-linear editor, audio editor, and media transcoder. In 2019, the program won an Academy Award for scientific and technical achievement.
Plug-ins are predominantly written in C or C++ and extend the functionality of After Effects, allowing for more advanced features such as particle systems, physics engines, 3D effects, and the ability to bridge the gap between After Effects and another application.
While not dedicated to compositing, the open source software Blender contains a limited node-based compositing feature which, among other things is capable of basic keying and blurring effects.
Create cinematic movie titles, intros, and transitions. Remove an object from a clip. Start a fire or make it rain. Animate a logo or character. With Adobe After Effects, the industry-standard motion graphics and visual effects software, you can take any idea and make it move.
Adobe After Effects comes with an intuitive interface and a wide range of features. As such, for a long time, it has been the standard choice of professional multimedia editors. Since the tool is part of Adobe CC, it integrates well with other Adobe products. Compared to VideoProc and other similar apps, Adobe After Effects has a steeper learning curve, but offers unparalleled features for designing cinematic visual effects and motion graphics.
Additionally, you can merge videos and image files to create stunning visual effects. Adobe After Effects also offers advanced video-specific functionalities, such as Mesh Warp Effect in 3D and Auto Keyframe. While the former lets you warp and distort videos in the form of plain images, the latter can automatically create keyframes whenever you apply a video effect.
Acquired in 1994 by Aldus, just one year after launching the program, the program gained amazing new features like multi-machine rendering and motion blur. But, before the year of 1994 came to a close, Adobe came in and acquired the technology, and is still the owner of After Effects today.
For example, you can add lighting effects or create really cool smoke trails that look like objects are flying through a city. Here's a fun tutorial that we put together utilizing After Effects as an animation tool.
You can download Adobe After Effects for free for a limited time trial. This gives you seven days to try it out and to create incredible motion graphics and visual effects for film, TV, video, and the web.
Adverse events, including severe allergic reactions, after COVID-19 vaccination are rare but can happen. For this reason, everyone who receives a COVID-19 vaccine is monitored by their vaccination provider for at least 15 minutes.
Weak transcranial direct current stimulation (tDCS) induces persisting excitability changes in the human motor cortex. These plastic excitability changes are selectively controlled by the polarity, duration and current strength of stimulation. To reveal the underlying mechanisms of direct current (DC)-induced neuroplasticity, we combined tDCS of the motor cortex with the application of Na(+)-channel-blocking carbamazepine (CBZ) and the N-methyl-D-aspartate (NMDA)-receptor antagonist dextromethorphan (DMO). Monitored by transcranial magnetic stimulation (TMS), motor cortical excitability changes of up to 40% were achieved in the drug-free condition. Increase of cortical excitability could be selected by anodal stimulation, and decrease by cathodal stimulation. Both types of excitability change lasted several minutes after cessation of current stimulation. DMO suppressed the post-stimulation effects of both anodal and cathodal DC stimulation, strongly suggesting the involvement of NMDA receptors in both types of DC-induced neuroplasticity. In contrast, CBZ selectively eliminated anodal effects. Since CBZ stabilizes the membrane potential voltage-dependently, the results reveal that after-effects of anodal tDCS require a depolarization of membrane potentials. Similar to the induction of established types of short- or long-term neuroplasticity, a combination of glutamatergic and membrane mechanisms is necessary to induce the after-effects of tDCS. On the basis of these results, we suggest that polarity-driven alterations of resting membrane potentials represent the crucial mechanisms of the DC-induced after-effects, leading to both an alteration of spontaneous discharge rates and to a change in NMDA-receptor activation.
FX Console is a free plugin that helps you speed up your workflow in After Effects. It effectively works like a pop-up search bar that allows you to apply effects quickly, presets, screenshots, and more.
Displacer Pro is a juiced-up displacement effect far superior to the default displacement effects included in After Effects. It has displacement options for scale, rotation, chromatic aberration, anti-aliasing, etc.
Big thanks to Storyblocks for their support. If you ever need stock footage for your video head over to them! Next to the 4K stock clips, they also have After Effects templates, Premiere Pro presets, overlay effects and so much more. Download unlimited video assets for a single price per year.
Severe medical complications can occur with cocaine use. Some of the most frequent are cardiovascular effects, including disturbances in heart rhythm and heart attacks; neurological effects, including headaches, seizures, strokes, and coma; and gastrointestinal complications, including abdominal pain and nausea.7 In rare instances, sudden death can occur on the first use of cocaine or unexpectedly thereafter. Cocaine-related deaths are often a result of cardiac arrest or seizures2 (see "National Overdose Deaths: Number of Deaths from Cocaine"). Many cocaine users also use alcohol, and this combination can be particularly dangerous. The two substances react to produce cocaethylene, which may potentiate the toxic effects of cocaine and alcohol on the heart.17 The combination of cocaine and heroin is also very dangerous. Users combine these drugs because the stimulating effects of cocaine are offset by the sedating effects of heroin; however, this can lead to taking a high dose of heroin without initially realizing it. Because cocaine's effects wear off sooner, this can lead to a heroin overdose, in which the user's respiration dangerously slows down or stops, possibly fatally.
While the studies reported by Hodges and colleagues were controlled very well, the conclusions made by these authors seem to rely heavily on the assumption that no internal model is developed following sensorimotor training unless after-effects are present. However, there is no direct evidence that provides support for this assumption. In fact, our previous experience with studies that investigated interlimb transfer of sensorimotor adaptation suggests that typical sensorimotor adaptation that is acquired by physical practice does not always result in after-effects. For example, we have repeatedly observed the direct-effects of visuomotor adaptation with one arm on subsequent performance with the other arm (e.g., Lei and Wang 2014; Sainburg and Wang 2002; Wang and Sainburg 2006), although we often failed to observe after-effects in similar conditions that involved interlimb transfer (unpublished observations). The direct-effects observed in our studies indicate that initial visuomotor adaptation with one arm led to the formation of an internal model, because these effects are not influenced by the participants' cognitive awareness (Wang et al. 2011; also see Taylor et al. 2011). These findings and observations indicate that the aforementioned assumption may not be correct; more importantly, they also indicate that conclusions from a study could differ markedly, depending on whether they were based on direct- or after-effects data (e.g., substantial interlimb transfer based on direct-effects, no transfer based on after-effects).
Cursor-paths from a representative subject from each of 4 experimental conditions. Cursor-paths in columns 1 and 2 represent the first and the last 8 consecutive trials observed during the training session, respectively; cursor-paths in column 3 represent the first 8 consecutive trials observed during the testing session. Cursor-paths shown inside the solid box indicate reaching movements performed under the 30 rotation condition (thus reflecting direct-effects); cursor-paths inside the dashed box indicate those under a normal visual condition (thus reflecting after-effects). L, cursor-paths performed with the left arm; R, those performed with the right arm; BL/DE, between-limb/direct-effects group; BL/AE, between-limb/after-effects group; WL/DE, within-limb/direct-effects group; WL/AE, and within-limb/after-effects group.
Figure 3A depicts changes in performance across trials during the training and testing sessions for each subject group, and Fig. 3B depicts mean direction errors for cycles 1 and 24 of the training session and for cycle 1 of the testing session. The mean direction errors from the three cycles and also from cycle 24 of the testing session were subjected to a repeated-measures ANOVA, which showed a significant interaction effect between group and cycle [F(9,60) = 19.42, P = 0.0001]. This indicates that the pattern of changes in performance across the four cycles was significantly different among the four subject groups. Post hoc within-group comparisons within each subject group, using Fisher's least significant difference tests, revealed that the improvement from cycle 1 to cycle 24 within the training session was significant in all subjects groups (P 041b061a72