Filter: avfilter.lenscorrection

Plugin Information

title: lenscorrection
media types: Video
description: Rectify the image by correcting for lens distortion.
version: Lavfi9.12.100
creator: libavfilter maintainers

Notes

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.

Parameters

av.cx

description: set relative center x
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0.5
format: double

av.cy

description: set relative center y
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0.5
format: double

av.k1

description: set quadratic distortion factor
type: float
readonly: no
required: no
minimum: -1
maximum: 1
default: 0
format: double

av.k2

description: set double quadratic distortion factor
type: float
readonly: no
required: no
minimum: -1
maximum: 1
default: 0
format: double

av.i

description: set interpolation type
type: string
readonly: no
required: no
format: integer or keyword
values:

  • nearest
  • bilinear

av.fc

description: set the color of the unmapped pixels
type: string
readonly: no
required: no
default: ‘black@0’

av.threads

description: Maximum number of threads
type: integer
readonly: no
required: no
minimum: 0
default: 0

position

description: The MLT position value to set on avfilter frames
type: string
readonly: no
required: no
default: frame
values:

  • frame
  • filter
  • source
  • producer

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