title: eq
media types:
Video
description: Adjust brightness, contrast, gamma, and saturation.
version: Lavfi10.4.100
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 the contrast adjustment, negative values give a negative image
type: string
readonly: no
required: no
default: ‘1.0’
description:
set the brightness adjustment
type: string
readonly: no
required: no
default: ‘0.0’
description:
set the saturation adjustment
type: string
readonly: no
required: no
default: ‘1.0’
description:
set the initial gamma value
type: string
readonly: no
required: no
default: ‘1.0’
description:
gamma value for red
type: string
readonly: no
required: no
default: ‘1.0’
description:
gamma value for green
type: string
readonly: no
required: no
default: ‘1.0’
description:
gamma value for blue
type: string
readonly: no
required: no
default: ‘1.0’
description:
set the gamma weight which reduces the effect of gamma on bright areas
type: string
readonly: no
required: no
default: ‘1.0’
description:
specify when to evaluate expressions
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
The MLT position value to set on avfilter frames
type: string
readonly: no
required: no
default: frame
values:
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