mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-29 21:21:12 +00:00
201 lines
3.8 KiB
Markdown
201 lines
3.8 KiB
Markdown
#### `alpha`
|
||
|
||
alpha of the stream
|
||
|
||
Value type: #gdouble
|
||
|
||
#### `background-color`
|
||
|
||
Background color to use (big-endian ARGB)
|
||
|
||
Value type: #guint
|
||
|
||
See #videotestsrc:background-color
|
||
|
||
#### `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 #GstBaseTextOverlay:font-desc
|
||
|
||
#### `foreground-color`
|
||
|
||
Foreground color to use (big-endian ARGB)
|
||
|
||
Value type: #guint
|
||
|
||
See #videotestsrc:foreground-color
|
||
|
||
#### `freq`
|
||
|
||
Frequency of test signal. The sample rate needs to be at least 2 times higher.
|
||
|
||
Value type: #gdouble
|
||
|
||
See #audiotestsrc:freq
|
||
|
||
#### `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 #GstBaseTextOverlay:halignment
|
||
|
||
#### `height`
|
||
|
||
height of the source
|
||
|
||
Value type: #gint
|
||
|
||
#### `mute`
|
||
|
||
mute channel
|
||
|
||
Value type: #gboolean
|
||
|
||
See #volume:mute
|
||
|
||
#### `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 #GstBaseTextOverlay:text-width
|
||
|
||
#### `text-x`
|
||
|
||
Resulting X position of font rendering.
|
||
|
||
Value type: #gint
|
||
|
||
See #GstBaseTextOverlay:text-x
|
||
|
||
#### `text-y`
|
||
|
||
Resulting X position of font rendering.
|
||
|
||
Value type: #gint
|
||
|
||
See #GstBaseTextOverlay:text-y
|
||
|
||
#### `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
|
||
|
||
#### `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 #GstBaseTextOverlay: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 #GstVideoDirection:video-direction
|
||
|
||
#### `volume`
|
||
|
||
Volume of test signal
|
||
|
||
Value type: #gdouble
|
||
|
||
See #audiotestsrc:volume
|
||
|
||
#### `volume`
|
||
|
||
volume factor, 1.0=100%
|
||
|
||
Value type: #gdouble
|
||
|
||
See #volume:volume
|
||
|
||
#### `width`
|
||
|
||
width of the source
|
||
|
||
Value type: #gint
|
||
|