title: chromakey
media types:
Video
description: Turns a certain color into transparency. Operates on YUV colors.
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 chromakey key color
type: string
readonly: no
required: no
default: ‘black’
description:
set the chromakey similarity value
type: float
readonly: no
required: no
minimum: 1e-05
maximum: 1
default: 0.01
description:
set the chromakey key blend value
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0
description:
color parameter is in yuv instead of rgb
type: string
readonly: no
required: no
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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