Video editing

Composite car footage

Category: Video editing
Platform: Windows
Length: 16 min
Resolution: 1920 × 1200
Software: Adobe After Effects

Samples play on a computer

16min

310clicks

213keys

Adobe After Effects · Windows

00:00 / 15:44

Events1,326

00:00.000AppAdobe After Effects 2024

00:00.000KeyCtrl+S

00:04.319Move1068, 930 → 1329, 960

00:05.190Move1330, 960 → 1331, 959

00:09.734Move1333, 959 → 1628, 541

00:15.246Move1632, 559 → 1716, 1199

00:15.944Move1707, 1199 → 1365, 1144

00:17.459Move1365, 1141 → 1363, 1029

00:18.028Click1363, 1029

00:18.031AppWindows Explorer

00:18.260AppRecorder

00:18.261HiddenScreen hidden by the recorder

00:18.300AppAdobe After Effects 2024

00:18.300Drag1279, 909 → 1169, 983

00:30.253KeyCtrl+S

00:31.406Move1169, 983 → 1245, 1199

00:31.701Move1246, 1199 → 1341, 1088

00:33.325Click1341, 1088

00:33.328AppWindows Explorer

00:33.439AppRecorder

00:33.439HiddenScreen hidden by the recorder

00:33.600AppAdobe After Effects 2024

00:33.938Move989, 788 → 996, 802

00:34.250Click996, 802

00:34.265Drag997, 803 → 1026, 820

00:34.793Move1026, 820 → 1031, 818

00:34.938Click1031, 818

00:34.945Drag1033, 819 → 1042, 823

00:35.322Drag1044, 824 → 1054, 827

00:35.746Drag1055, 828 → 967, 829

00:36.698Drag965, 828 → 868, 807

00:37.937Drag868, 807 → 954, 840

00:38.946Move953, 840 → 947, 806

00:39.442Click947, 806

00:39.497Drag947, 805 → 1133, 945

00:42.034Drag1133, 944 → 1237, 985

00:43.682Drag1237, 985 → 1174, 983

00:44.569Move1174, 982 → 1189, 902

00:45.114Click1189, 902

00:45.817KeyU

Loading events

Narration92

00:00
Returned to the open After Effects project and saved it with Ctrl+S; the project title lost its unsaved-change marker. Left the composition and timeline visible, then switched to Windows Explorer at the span’s end.
Save the current video-editing project.
00:18
Dragged repeatedly over the car footage in the composition to refine the Roto Brush selection, changing the visible foreground/background matte. Pressed Ctrl+S, then switched to Windows Explorer at the end of the span.
Refine the car’s Roto Brush matte in the composition.
00:33
Clicked and made repeated brush drags over the composition to continue refining the car matte, then clicked in the timeline area.
Continue adjusting the Roto Brush selection on the car footage.
00:45
Selected Null 4 in the timeline and expanded its transform properties. Clicked around the timeline and made brief drags while adjusting the visible keyframed transform values.
Adjust the animated transform of Null 4.
00:51
Clicked in the timeline and dragged the playhead or timeline control to a different point in the composition; the displayed time shifted from about 00:00:09:29 to 00:00:09:28.
Scrub or position the composition timeline while reviewing its animation.
01:00
Continued dragging along the timeline, then clicked in the keyframe area and made a few additional short drags.
Adjust or review the timing of the selected transform keyframes.
01:09
Dragged across the After Effects timeline and layer area, then selected a video layer; the composition showed the car footage with a pink-toned effect and the selected layer's controls.
Adjust the selected footage layer in the composition.
01:18
Adjusted the selected layer in the timeline, including its Scale property, and continued dragging over the layer area; the composition changed to show the car more clearly within the pink mask.
Refine the selected layer's size and masking in the composition.
01:28
Pressed Ctrl+Z, clicked timeline controls, then clicked and dragged in the composition to adjust the visible layer or mask controls.
Continue refining the composition's masked footage.
01:38
Dragged repeatedly around the composition, reshaping the selected magenta mask path around the pink-tinted footage and extending its outline beyond the image.
Adjust the mask shape around the footage.
01:47
Continued dragging along the selected mask path and clicked within the composition, making further adjustments to its outline.
Refine the mask boundary around the car footage.
01:53
Made more drags along the mask vertices and clicked within the composition; the lower edge of the selected path shifted across the car and lower portion of the footage.
Continue editing the mask boundary in the composition.
02:02
Dragged successive points along the magenta mask path in the composition, reshaping its outline around the buildings and car.
Refine the mask outline on the footage.
02:10
Continued dragging mask-path points across the composition as the footage advanced, then clicked in the Effects & Presets panel.
Continue refining the footage mask.
02:19
Clicked and dragged the selected footage or mask controls, briefly exposing a transform bounding box, then continued adjusting the magenta path vertices.
Adjust the selected layer and refine its mask.
02:30
Continued dragging points along the magenta mask path and clicked within the composition to adjust the outline.
Refine the mask around the footage.
02:39
Dragged mask vertices along the right side of the composition and made several clicks among the path points; typed “u” near the end.
Continue editing the composition mask.
02:50
Typed “m,” scrolled twice, clicked the layer controls in the timeline to reveal Mask 1 and its Mask Path property, then clicked and dragged a point in the composition.
Reveal and adjust the selected layer’s mask path.
03:00
Dragged mask-path points around the car and surrounding area in the Composition panel, reshaping the magenta outline; clicked near the lower-right portion of the panel and continued adjusting the path.
Refine the mask outline over the car footage.
03:13
Continued dragging mask vertices around the car, then clicked the composition and used Undo before resuming path adjustments; the magenta outline remained visible around the footage.
Adjust and review the mask shape around the car.
03:24
Clicked in the Composition panel and dragged the mask points along the lower portion of the image, expanding the pink masked area beneath the car.
Extend the mask over the lower area beneath the car.
03:34
Dragged mask-path vertices along the lower edge and right-side boundary, refining the large pink region beneath the car; clicked another point to continue shaping the outline.
Refine the lower mask boundary around the footage.
03:44
Clicked and dragged mask points near the left side of the image, extending and reshaping the pink masked region beneath and beside the car.
Extend the mask coverage around the car's left side.
03:53
Continued dragging vertices along the left-side mask outline, creating a more jagged boundary, then clicked within the Composition panel and made further point adjustments.
Fine-tune the left-side mask contour around the car footage.
04:04
Dragged successive points on the magenta mask path around the car footage, reshaping the outline and the filled red mask area.
Refine the mask shape around the footage.
04:12
Continued dragging mask vertices along the footage’s upper edge, adjusting the outline and red masked region around the car and background.
Continue refining the mask shape.
04:23
Selected and dragged additional vertices on the mask path, extending and reshaping the outline near the left side of the footage.
Adjust the mask boundary to follow the scene.
04:33
Dragged several mask points along the left portion of the composition, tightening and reshaping the angular outline beside the footage.
Refine the mask boundary around the scene.
04:43
Selected and dragged mask vertices across the upper-left portion of the composition, making further adjustments to the angular outline.
Continue shaping the mask around the footage.
04:53
Clicked and dragged several more mask vertices around the upper-left side, repositioning points to alter the magenta outline.
Finish refining the visible mask path.
05:01
Selected and adjusted the mask path in the composition viewer, changing the pink outline over the footage.
Refine the mask shape around the footage.
05:15
Opened the Mask Shape dialog and dragged in the composition viewer, then confirmed the dialog with the updated Top value visible.
Modify the mask bounds.
05:19
Returned to the composition, selected the mask controls, and dragged in the viewer; reopened Mask Shape, dragged again, and confirmed the dialog.
Continue refining the mask bounds and shape.
05:25
Reopened Mask Shape, dragged in the composition viewer, and confirmed the dialog to apply the adjusted bounds.
Continue adjusting the mask bounds.
05:29
Opened Mask Shape, dragged in the viewer, and confirmed the dialog after the Top value changed.
Adjust the mask bounds for the composition.
05:34
Reopened Mask Shape, dragged in the composition viewer, and confirmed the revised bounds.
Continue adjusting the mask bounds.
05:40
Clicked twice in the lower timeline area while the selected mask path remained visible over the car footage.
Continue editing the tracked mask in the composition.
05:45
Opened the Mask Shape dialog, adjusted the Top bounding-box value from 1896 px to 2000 px, and confirmed with OK.
Modify the selected mask's bounding box.
05:52
Returned to the composition, clicked and scrolled around the timeline controls, then dragged across the displayed mask path and its control points.
Refine the mask path around the car footage.
06:02
Dragged multiple points along the mask path in the zoomed composition, adjusting the pink boundary across the roadway beneath the car.
Shape the mask to follow the footage detail.
06:11
Continued dragging mask points along the roadway beneath the car, refining the pink filled section and its outline.
Continue refining the mask boundary around the footage.
06:22
Dragged additional mask points near the car's lower edge and along the roadway, shifting the pink filled mask segment and path.
Fine-tune the mask shape around the car and road.
06:32
Dragged repeatedly across the magenta mask path in the Composition panel, adjusting its vertices along the roadway beneath the car.
Refine the mask outline around the car and roadway.
06:43
Continued dragging points along the magenta mask path, extending and reshaping the outline beneath the car.
Continue refining the mask path.
06:53
Dragged along the mask path as the composition view shifted to show more of the path extending past the car.
Refine the remaining mask outline.
07:03
Scrolled to change the Composition panel view, then dragged around the visible mask and scrubbed the timeline forward to inspect the result.
Review and adjust the mask at a later point in the composition.
07:12
Continued dragging in the composition and timeline area to adjust or inspect the selected mask at a later frame.
Continue refining and checking the masked footage.
07:22
Dragged in the timeline and composition controls, moving the playhead to inspect the masked footage at nearby frames.
Check the mask across the footage.
07:32
Dragged across the composition and timeline controls to adjust the selected mask path, then copied a selection and typed 'uuu'; scrolled the timeline slightly.
Refine the animated mask around the car footage.
07:41
Dragged along the selected mask and timeline area, clicked within the layer controls, copied a selection, typed 'uu', and scrolled the timeline.
Continue adjusting the mask animation and inspect its layer settings.

07:51
Selected the mask path and repeatedly dragged its points while moving through nearby timeline positions; scrolled slightly at the end.
Reshape the animated mask to follow the scene as the footage changes.
08:03
Scrolled and clicked around the timeline, then repeatedly dragged mask points to refine the path at the current frame.
Adjust the mask shape for the car footage at this point in the animation.
08:12
Made continuous drags across the composition, adjusting the mask path as the preview advanced to a later frame.
Track and refine the mask across the moving footage.
08:32
Dragged along the timeline and mask controls, then copied a selection, scrolled, clicked in the layer area, and typed 'uu'.
Continue refining the animated mask and review its later-frame placement.
08:42
Clicked repeatedly in the timeline near the playhead, entered several single “u” keystrokes, and scrolled while the composition showed the car footage with the magenta mask overlay and its path controls.
Adjust or inspect the selected mask animation in the composition.
08:51
Clicked around the timeline and keyframe area while the selected mask path stayed displayed over the car footage.
Inspect the mask animation across nearby timeline positions.
09:02
Clicked in the timeline, then dragged across the composition to reshape the selected mask path around the car and pink overlay; clicked back in the timeline afterward.
Refine the mask shape on the car footage.
09:09
Pressed several keyboard shortcuts, clicked in the timeline, and continued dragging on the mask path to adjust it; then clicked and dragged in the lower timeline area. A Windows notification appeared at the end of the span.
Continue editing the mask and its animation in the composition.
09:27
Returned focus to After Effects, clicked and dragged repeatedly across the composition to adjust the mask path over the car footage, continuing the edit through the interval.
Refine the mask shape and its position over the moving car footage.
09:47
Continued dragging the selected mask points and handles across the composition, then clicked near the timeline and made further small drags. The preview showed the car above a narrow pink mask band.
Continue adjusting the mask path on the car footage.
09:57
Dragged repeatedly in the After Effects timeline while the composition displayed the car shot and a magenta motion path; the selected layer’s timeline properties remained visible.
Adjust animation or keyframed properties for the car composition.
10:07
Continued dragging around the timeline and layer properties, changing the composition preview between the car with a red ground mask and the unmasked shot.
Refine animated compositing or layer properties in the car shot.
10:18
Dragged repeatedly in the timeline and around the layer controls as the preview alternated between the car with a red ground overlay and the unmasked shot; the active window remained After Effects.
Continue adjusting the car-shot animation and compositing.
10:33
Dragged and clicked repeatedly among the timeline’s layer-property rows, then scrolled slightly; the preview continued to show the car and its motion-path controls.
Adjust or inspect keyframed layer properties in the composition.
10:42
Clicked and dragged around the timeline, selected a layer property, and pressed T; the preview showed the car with a red ground overlay before returning to the unmasked view.
Adjust the car layer’s visible animation or opacity-related properties.
10:49
Continued dragging around the timeline and layer-property area; the composition preview showed the car with a small red mask area beneath it and the motion-path controls.
Continue refining the car shot’s animation or mask.
11:00
Dragged across the selected mask-path keyframes in the After Effects timeline, adjusting the visible magenta path over the car footage.
Refine the mask path animation on the footage layer.
11:07
Clicked around the timeline keyframes and dragged across the mask-related controls, changing the selected mask-path display from magenta path points to layer bounds and mask controls.
Adjust mask animation properties and keyframes.
11:17
Selected controls in the timeline and graph editor, then dragged the graph handles to reshape the displayed animation curves.
Adjust the easing of selected animation keyframes.
11:28
Dragged a graph handle, clicked among keyframes and graph controls, and pressed undo several times; the graph display changed back to the timeline with layer bars and keyframes.
Revise and inspect keyframe animation adjustments.
11:39
Clicked between timeline keyframes and graph controls, then opened the graph editor context menu to review its display options.
Inspect graph editor settings while working with keyframes.
11:49
Continued dragging in the graph editor, selected a keyframe, and changed the displayed animation curve; the composition briefly showed a highlighted pink mask region over the road before returning to the car footage without the overlay.
Adjust and review the mask animation curve and its visible result.
11:59
Dragged repeatedly on the selected animation graph, adjusting the mask-related keyframe curve while the composition preview alternated between the car footage and a red mask overlay.
Refine the animated mask timing or interpolation in the composition.
12:09
Continued dragging in the Graph Editor and changed the selected keyframe curve; the red mask overlay appeared around the car and then the preview returned to the unmasked footage.
Adjust the mask animation and inspect its effect on the footage.
12:18
Dragged through the Graph Editor to reshape the selected animation curve, then clicked in the graph area; the composition preview changed between a red mask overlay and the clean car footage.
Tune the animated mask's keyframe interpolation.
12:30
Clicked and dragged keyframe handles in the Graph Editor, changing the curve from a broad arch to a steep rise and fall; the preview showed the mask as a narrow band across the roadway.
Refine the mask animation curve and review the resulting mask placement.
12:39
Continued manipulating the animation in After Effects, clicking in the composition and timeline areas before switching focus to Windows Explorer at the end of the span.
Continue editing and checking the car-footage composition.
12:55
Returned to After Effects from the Recorder window, then dragged within the composition viewer to reposition or adjust the selected layer controls while the car footage remained visible.
Adjust the selected layer or mask controls over the car footage.
13:15
Dragged within the composition and timeline, then repeatedly clicked near the playhead and pressed the spacebar to preview the car footage; the composition showed the tilted nighttime car shot with layer controls.
Inspect and preview the composition while adjusting or navigating its timeline.
13:25
Dragged across the timeline and graph editor, changing the displayed car frame and working with the animated layer controls; clicked timeline controls and left the project marked as modified.
Adjust and review animation timing or keyframes in the composition.
13:35
Clicked and dragged repeatedly along the graph editor to adjust animation keyframes or curve handles; the car footage remained visible with its magenta motion path.
Refine the animation curve in the graph editor.
13:45
Continued dragging graph-editor points and handles and clicked along the curve, reshaping the animation curve; the composition then showed a larger magenta outline over the footage.
Continue refining keyframe interpolation for the selected animation.
13:56
Dragged within the graph editor and timeline, then clicked near the playhead and pressed the spacebar to preview; the composition returned to the clean car shot without the visible path overlay.
Review the adjusted animation in the composition preview.
14:06
Clicked and scrubbed around the timeline, pressed the spacebar, and continued dragging through the composition timeline; the displayed car footage changed from a front-facing view with a red overlay to a tilted side view.
Scrub and preview different points in the car footage composition.
14:16
Dragged repeatedly in the After Effects timeline and composition area, scrubbing the car footage from a red-and-gray mask composite to a darker street frame while the layer controls remained visible.
Inspect and adjust the selected mask or layer timing in the composition.
14:26
Continued dragging across timeline controls, clicked several timeline positions, and entered a few hyphens and a shortcut key; then moved to the main composition timeline, where the selected magenta mask path was visible.
Navigate the edit and inspect the selected mask path in the main composition.
14:36
Dragged through the timeline and clicked layer and timeline controls while scrubbing the composition; the preview alternated between color-treated and neutral views of the car under the selected magenta mask path.
Review the mask and composited footage at different points in the edit.
14:46
Dragged continuously through the timeline and made a final click near the playhead, scrubbing to a tilted street shot of the car with a small blurred inset near the top of the composition.
Review the composition at a later point in the edit.
14:57
Clicked and scrubbed around the timeline playhead, briefly toggling playback with the space bar, then used a shortcut key; the composition remained on the tilted car shot with the blurred inset.
Check playback and timing of the current composition segment.
15:07
Scrolled the layer stack and dragged through the timeline, moving the playhead until a bright yellow outline appeared along the car in the composition.
Inspect the tracked car outline at a nearby point in the edit.
15:15
Dragged repeatedly across the After Effects timeline while the composition preview showed a car graphic with colored masking and glow effects, then clicked near the lower-right timeline area and scrolled down slightly.
Adjust or inspect the composition timeline and its layers.
15:25
Clicked around the timeline and layer controls, scrolled slightly, and entered a hyphen while the composition remained open. Switched briefly to Windows Explorer and then to Recorder.
Continue inspecting or adjusting the After Effects composition, then switch applications.

Edit animated masks and effects in the car-footage composition in After Effects.

Refined and animated mask paths, layer transforms, and keyframe curves for a car-footage composition in After Effects, then reviewed the edit at different timeline positions.

clip.mp4The screen recording41 MB events.jsonEvery input logged, synced to the video clock20 MB frame_events.jsonEvery input logged, synced per frame19 MB narration.jsonDescriptions of what happened, and why37 KB metadata.jsonThe session's facts2 KB

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