title: greyedge
media types:
Video
description: Estimates scene illumination by grey edge assumption.
version: Lavfi9.12.100
creator: libavfilter maintainers
Many parameters support animated values (keyframes) but only the numeric ones. Many numeric properties have type string because they accept an expression (see FFmpeg documentation) even though they evaluate to a numeric value.
description:
set differentiation order
type: integer
readonly: no
required: no
minimum: 0
maximum: 2
default: 1
description:
set Minkowski norm
type: integer
readonly: no
required: no
minimum: 0
maximum: 20
default: 1
description:
set sigma
type: float
readonly: no
required: no
minimum: 0
maximum: 1024
default: 1
format: double
description:
Maximum number of threads
type: integer
readonly: no
required: no
minimum: 0
default: 0
description:
The MLT position value to set on avfilter frames
type: string
readonly: no
required: no
default: frame
values:
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