INPUT + RESULTS
Scan view
decoded marker square candidate
—
FRAME HEALTH
Waiting for a frame
What to try
- Start a camera or open an image to see targeted advice.
PIPELINE STEP 1
Grayscale
Brightness, contrast, glare, and shadow are measured from this frame.
PIPELINE STEP 2
Adaptive threshold
The exact binary image passed to contour detection.
PIPELINE STEP 3
Candidate & decode log
| Marker | Size | Area | Shape | Perspective |
|---|---|---|---|---|
| No frame analyzed yet. | ||||
Candidates are square contours before dictionary decoding.