SpectraQC

Method

Video blurriness

Image blurriness (Laplacian variance)


What we measure and how

Per-frame variance of the Laplacian operator on the grayscale-converted frame. Higher variance = sharper edges. Reports the file's median value vs `blurriness_laplacian_min` from the spec.


Spec fields consulted

These Universal Media Delivery Profile paths resolve this check's thresholds against your spec snapshot at the moment the job was submitted.

The full UMDP schema: /umdp.


Related methods


Method identifier: video_blurriness