title: astats
media types:
Audio
description: Show time domain statistics about audio frames.
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 the window length
type: float
readonly: no
required: no
minimum: 0
maximum: 10
default: 0.05
format: double
description:
inject metadata in the filtergraph
type: string
readonly: no
required: no
description:
Set the number of frames over which cumulative stats are calculated before being reset
type: integer
readonly: no
required: no
minimum: 0
default: 0
description:
Select the parameters which are measured per channel
type: string
readonly: no
required: no
format: flags
values:
description:
Select the parameters which are measured overall
type: string
readonly: no
required: no
format: flags
values:
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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