
Tracer
Find and track blobs in your footage. Tracer picks out targets by threshold or by colour, then draws markers, bounding shapes, traces between them and live numeric readouts right on top of your shot. Installs into Fusion as "Tracer".
- Detects targets by threshold or by colour
- Draws markers, bounding shapes, traces & numeric readouts
- Adjustable grid size and 4-way / 8-way connectivity
- Built at 1080p and scales cleanly to 4K and proxy resolution
Inside the tool
Built for the Fusion page
Development log
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Pro v1.3.1 · Free v1.6.1Latest
- Free edition: fixed a bug where locked controls could lose their value when Resolve renders on several threads
- Free edition now also installs as an Edit page effect
- New installer. Run the same file to install, update or uninstall, and your saved presets stay put
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v1.6
- Added an Origin Marker Size control
- Chain now follows Target Order
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v1.5
- Colour Match now runs on normalised chromaticity
- Invert Detection now works across every detection mode
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v1.4
- Added a Target Size range control
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v1.3
- Added Detect Source, Alpha mode and Luma Tolerance
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v1.2
- Region masking and a second origin
- New trace styles
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v1.1
- Anti-aliasing and input clamps
- Grid Size replaces Analysis Detail
- 8-way connectivity
- Cheaper mask preview
There were also three internal test builds (1.1a to 1.1c) along the way. They never shipped, but two of the fixes they found are still in the tool today.
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v1.0
- First release
- Finds targets by threshold and draws markers, bounding boxes, traces and numeric readouts on top of your footage