title: dctdnoiz
media types:
Video
description: Denoise frames using 2D DCT.
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 noise sigma constant
type: float
readonly: no
required: no
minimum: 0
maximum: 999
default: 0
description:
set noise sigma constant
type: float
readonly: no
required: no
minimum: 0
maximum: 999
default: 0
description:
set number of block overlapping pixels
type: integer
readonly: no
required: no
minimum: -1
maximum: 15
default: -1
description:
set coefficient factor expression
type: string
readonly: no
required: no
description:
set coefficient factor expression
type: string
readonly: no
required: no
description:
set the block size, expressed in bits
type: integer
readonly: no
required: no
minimum: 3
maximum: 4
default: 3
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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