title: blackframe
media types:
Video
description: Detect frames that are (almost) black.
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:
percentage of the pixels that have to be below the threshold for the frame to be considered black
type: integer
readonly: no
required: no
minimum: 0
maximum: 100
default: 98
description:
threshold below which a pixel value is considered black
type: integer
readonly: no
required: no
minimum: 0
maximum: 255
default: 32
description:
threshold below which a pixel value is considered black
type: integer
readonly: no
required: no
minimum: 0
maximum: 255
default: 32
description:
The MLT position value to set on avfilter frames
type: string
readonly: no
required: no
default: frame
values:
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