title: equalizer
media types:
Audio
description: Apply two-pole peaking equalization (EQ) filter.
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 central frequency
type: float
readonly: no
required: no
minimum: 0
maximum: 999999
default: 0
format: double
description:
set central frequency
type: float
readonly: no
required: no
minimum: 0
maximum: 999999
default: 0
format: double
description:
set filter-width type
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
set filter-width type
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
set width
type: float
readonly: no
required: no
minimum: 0
maximum: 99999
default: 1
format: double
description:
set width
type: float
readonly: no
required: no
minimum: 0
maximum: 99999
default: 1
format: double
description:
set gain
type: float
readonly: no
required: no
minimum: -900
maximum: 900
default: 0
format: double
description:
set gain
type: float
readonly: no
required: no
minimum: -900
maximum: 900
default: 0
format: double
description:
set mix
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 1
format: double
description:
set mix
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 1
format: double
description:
set channels to filter
type: string
readonly: no
required: no
default: ‘all’
description:
set channels to filter
type: string
readonly: no
required: no
default: ‘all’
description:
normalize coefficients
type: string
readonly: no
required: no
description:
normalize coefficients
type: string
readonly: no
required: no
description:
set transform type
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
set transform type
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
set filtering precision
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
set filtering precision
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
set the block size
type: integer
readonly: no
required: no
minimum: 0
maximum: 32768
default: 0
description:
set the block size
type: integer
readonly: no
required: no
minimum: 0
maximum: 32768
default: 0
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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