title: afwtdn
media types:
Audio
description: Denoise audio stream using Wavelets.
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 noise sigma
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0
format: double
description:
set number of wavelet levels
type: integer
readonly: no
required: no
minimum: 1
maximum: 12
default: 10
description:
set wavelet type
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
set percent of full denoising
type: float
readonly: no
required: no
minimum: 0
maximum: 100
default: 85
format: double
description:
profile noise
type: string
readonly: no
required: no
description:
adaptive profiling of noise
type: string
readonly: no
required: no
description:
set frame size in number of samples
type: integer
readonly: no
required: no
minimum: 512
maximum: 65536
default: 8192
description:
set thresholding softness
type: float
readonly: no
required: no
minimum: 0
maximum: 10
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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