title: scroll
media types:
Video
description: Scroll input video.
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 horizontal scrolling speed
type: float
readonly: no
required: no
minimum: -1
maximum: 1
default: 0
description:
set the horizontal scrolling speed
type: float
readonly: no
required: no
minimum: -1
maximum: 1
default: 0
description:
set the vertical scrolling speed
type: float
readonly: no
required: no
minimum: -1
maximum: 1
default: 0
description:
set the vertical scrolling speed
type: float
readonly: no
required: no
minimum: -1
maximum: 1
default: 0
description:
set initial horizontal position
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0
description:
set initial vertical position
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0
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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