title: scale
media types:
Video
description: Scale the input video size and/or convert the image format.
version: Lavfi11.4.100
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:
Output video width
type: string
readonly: no
required: no
description:
Output video width
type: string
readonly: no
required: no
description:
Output video height
type: string
readonly: no
required: no
description:
Output video height
type: string
readonly: no
required: no
description:
Flags to pass to libswscale
type: string
readonly: no
required: no
default: ‘’
description:
set interlacing
type: string
readonly: no
required: no
description:
set video size
type: string
readonly: no
required: no
description:
set video size
type: string
readonly: no
required: no
description:
set input YCbCr type
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
set output YCbCr type
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
set input color range
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
set output color range
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
set input chroma sample location
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
set output chroma sample location
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
set input primaries
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
set output primaries
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
set output color transfer
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
set output color transfer
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
input vertical chroma position in luma grid/256
type: integer
readonly: no
required: no
minimum: -513
maximum: 512
default: -513
description:
input horizontal chroma position in luma grid/256
type: integer
readonly: no
required: no
minimum: -513
maximum: 512
default: -513
description:
output vertical chroma position in luma grid/256
type: integer
readonly: no
required: no
minimum: -513
maximum: 512
default: -513
description:
output horizontal chroma position in luma grid/256
type: integer
readonly: no
required: no
minimum: -513
maximum: 512
default: -513
description:
decrease or increase w/h if necessary to keep the original AR
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
enforce that the output resolution is divisible by a defined integer when force_original_aspect_ratio is used
type: integer
readonly: no
required: no
minimum: 1
maximum: 256
default: 1
description:
reset SAR to 1 and scale to square pixels if scaling proportionally
type: string
readonly: no
required: no
description:
Scaler param 0
type: float
readonly: no
required: no
minimum: -1.79769e+308
default: 1.79769e+308
format: double
description:
Scaler param 1
type: float
readonly: no
required: no
minimum: -1.79769e+308
default: 1.79769e+308
format: double
description:
specify when to evaluate expressions
type: string
readonly: no
required: no
format: integer or keyword
values:
description:
The MLT position value to set on avfilter frames
type: string
readonly: no
required: no
default: frame
values:
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