Filter: avfilter.histogram

Plugin Information

title: histogram
media types: Video
description: Compute and draw a histogram.
version: Lavfi9.12.100
creator: libavfilter maintainers

Notes

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.

Parameters

av.level_height

description: set level height
type: integer
readonly: no
required: no
minimum: 50
maximum: 2048
default: 200

av.scale_height

description: set scale height
type: integer
readonly: no
required: no
minimum: 0
maximum: 40
default: 12

av.display_mode

description: set display mode
type: string
readonly: no
required: no
format: integer or keyword
values:

  • overlay
  • parade
  • stack

av.d

description: set display mode
type: string
readonly: no
required: no
format: integer or keyword
values:

  • overlay
  • parade
  • stack

av.levels_mode

description: set levels mode
type: string
readonly: no
required: no
format: integer or keyword
values:

  • linear
  • logarithmic

av.m

description: set levels mode
type: string
readonly: no
required: no
format: integer or keyword
values:

  • linear
  • logarithmic

av.components

description: set color components to display
type: integer
readonly: no
required: no
minimum: 1
maximum: 15
default: 7

av.c

description: set color components to display
type: integer
readonly: no
required: no
minimum: 1
maximum: 15
default: 7

av.fgopacity

description: set foreground opacity
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0.7

av.f

description: set foreground opacity
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0.7

av.bgopacity

description: set background opacity
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0.5

av.b

description: set background opacity
type: float
readonly: no
required: no
minimum: 0
maximum: 1
default: 0.5

av.colors_mode

description: set colors mode
type: string
readonly: no
required: no
format: integer or keyword
values:

  • whiteonblack
  • blackonwhite
  • whiteongray
  • blackongray
  • coloronblack
  • coloronwhite
  • colorongray
  • blackoncolor
  • whiteoncolor
  • grayoncolor

av.l

description: set colors mode
type: string
readonly: no
required: no
format: integer or keyword
values:

  • whiteonblack
  • blackonwhite
  • whiteongray
  • blackongray
  • coloronblack
  • coloronwhite
  • colorongray
  • blackoncolor
  • whiteoncolor
  • grayoncolor

position

description: The MLT position value to set on avfilter frames
type: string
readonly: no
required: no
default: frame
values:

  • frame
  • filter
  • source
  • producer

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