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LED Grab
API
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π LED Calibration
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βοΈ General Settings
✕
Device Name:
WLED URL:
?
IP address or hostname of your WLED device
Health Check Interval (s):
?
How often to check the WLED device status (5-600 seconds)
π― Add Target
✕
Target Name:
WLED Device:
?
Select the WLED device to stream to
Picture Source:
?
Select a source that defines what to capture
Border Width (px):
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How many pixels from the screen edge to sample for LED colors (1-100)
Interpolation Mode:
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How to calculate LED color from sampled pixels
Average
Median
Dominant
Smoothing:
0.3
?
Temporal blending between frames (0=none, 1=full). Reduces flicker.
π¨ Add Key Colors Target
✕
Target Name:
Picture Source:
?
Which picture source to extract colors from
Pattern Template:
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Select the rectangle pattern to use for color extraction
Extraction FPS:
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How many times per second to extract colors (1-60)
10
Color Mode:
?
How to compute the key color from pixels in each rectangle
Average
Median
Dominant
Smoothing:
0.3
?
Temporal blending between extractions (0=none, 1=full)
π Add Pattern Template
✕
Template Name:
?
A descriptive name for this rectangle layout
Description (optional):
?
Optional notes about where or how this pattern is used
Visual Editor
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Click + buttons to add rectangles. Drag edges to resize, drag inside to move.
π·
Name
X
Y
W
H
π Login to WLED Controller
✕
Please enter your API key to authenticate and access the LED Grab.
API Key:
?
Your API key will be stored securely in your browser's local storage.
ποΈ
Confirm Action
✕
Add New Device
✕
Device Name:
WLED URL:
Add Capture Template
✕
Template Name:
Description (optional):
Capture Engine:
?
Select the screen capture technology to use
Configuration
Test Capture Template
✕
Display:
Select display...
Capture Duration (s):
5
π§ͺ Run
Test Source
✕
Capture Duration (s):
5
π§ͺ Run
Test Processing Template
✕
Source:
Capture Duration (s):
5
π§ͺ Run
Add Source
✕
Source Name:
Display:
?
Which screen to capture
Select display...
Capture Template:
?
Engine template defining how the screen is captured
Target FPS:
?
Target frames per second for capture (10-90)
30
Source:
?
The source to apply processing filters to
Processing Template:
?
Filter template to apply to the source
Image Source:
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Enter a URL (http/https) or local file path to an image
Description (optional):
Add Processing Template
✕
Template Name:
Select filter type...
+
Description (optional):
×
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✕
✕
Select a Display