gstreamer/docs/libs/GESVideoTestSource-children-props.md
Thibault Saunier 4a9e2c8984 ges: Update documentation
And start generating TrackElement children property with a stupid
simple script
2020-04-09 10:10:09 -04:00

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alpha

alpha of the stream

Value type: #gdouble

background-color

Background color to use (big-endian ARGB)

Value type: #guint

See #videotestsrc:background-color

fields

Fields to use for deinterlacing

Valid values:

  • All fields (0) all
  • Top fields only (1) top
  • Bottom fields only (2) bottom
  • Automatically detect (3) auto

See #deinterlace:fields

font-desc

Pango font description of font to be used for rendering. See documentation of pango_font_description_from_string for syntax.

Value type: #gchararray

See #timeoverlay:font-desc

foreground-color

Foreground color to use (big-endian ARGB)

Value type: #guint

See #videotestsrc:foreground-color

halignment

Horizontal alignment of the text

Valid values:

  • left (0) left
  • center (1) center
  • right (2) right
  • position (4) Absolute position clamped to canvas
  • absolute (5) Absolute position

See #timeoverlay:halignment

height

height of the source

Value type: #gint

mode

Deinterlace Mode

Valid values:

  • Auto detection (best effort) (0) auto
  • Force deinterlacing (1) interlaced
  • Run in passthrough mode (2) disabled
  • Auto detection (strict) (3) auto-strict

See #deinterlace:mode

pattern

Type of test pattern to generate

Valid values:

  • SMPTE 100% color bars (0) smpte
  • Random (television snow) (1) snow
  • 100% Black (2) black
  • 100% White (3) white
  • Red (4) red
  • Green (5) green
  • Blue (6) blue
  • Checkers 1px (7) checkers-1
  • Checkers 2px (8) checkers-2
  • Checkers 4px (9) checkers-4
  • Checkers 8px (10) checkers-8
  • Circular (11) circular
  • Blink (12) blink
  • SMPTE 75% color bars (13) smpte75
  • Zone plate (14) zone-plate
  • Gamut checkers (15) gamut
  • Chroma zone plate (16) chroma-zone-plate
  • Solid color (17) solid-color
  • Moving ball (18) ball
  • SMPTE 100% color bars (19) smpte100
  • Bar (20) bar
  • Pinwheel (21) pinwheel
  • Spokes (22) spokes
  • Gradient (23) gradient
  • Colors (24) colors

See #videotestsrc:pattern

posx

x position of the stream

Value type: #gint

posy

y position of the stream

Value type: #gint

text-width

Resulting width of font rendering

Value type: #guint

See #timeoverlay:text-width

text-x

Resulting X position of font rendering.

Value type: #gint

See #timeoverlay:text-x

text-y

Resulting X position of font rendering.

Value type: #gint

See #timeoverlay:text-y

tff

Deinterlace top field first

Valid values:

  • Auto detection (0) auto
  • Top field first (1) tff
  • Bottom field first (2) bff

See #deinterlace:tff

time-mode

What time to show

Valid values:

  • buffer-time (0) buffer-time
  • stream-time (1) stream-time
  • running-time (2) running-time
  • time-code (3) time-code

See #timeoverlay:time-mode

use-time-overlay

Use time overlay, setting a child property corresponding toGstTimeOverlay will switch this on by default.

Value type: #gboolean

See #GESVideoTestSource:use-time-overlay

valignment

Vertical alignment of the text

Valid values:

  • baseline (0) baseline
  • bottom (1) bottom
  • top (2) top
  • position (3) Absolute position clamped to canvas
  • center (4) center
  • absolute (5) Absolute position

See #timeoverlay:valignment

video-direction

Video direction: rotation and flipping

Valid values:

  • GST_VIDEO_ORIENTATION_IDENTITY (0) identity
  • GST_VIDEO_ORIENTATION_90R (1) 90r
  • GST_VIDEO_ORIENTATION_180 (2) 180
  • GST_VIDEO_ORIENTATION_90L (3) 90l
  • GST_VIDEO_ORIENTATION_HORIZ (4) horiz
  • GST_VIDEO_ORIENTATION_VERT (5) vert
  • GST_VIDEO_ORIENTATION_UL_LR (6) ul-lr
  • GST_VIDEO_ORIENTATION_UR_LL (7) ur-ll
  • GST_VIDEO_ORIENTATION_AUTO (8) auto
  • GST_VIDEO_ORIENTATION_CUSTOM (9) custom

See #videoflip:video-direction

width

width of the source

Value type: #gint