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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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221 lines
4.2 KiB
Markdown
221 lines
4.2 KiB
Markdown
#### `alpha`
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alpha of the stream
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Value type: #gdouble
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#### `color`
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Color to use for text (big-endian ARGB).
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Value type: #guint
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See #GstBaseTextOverlay:color
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#### `font-desc`
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Pango font description of font to be used for rendering. See documentation of
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pango_font_description_from_string for syntax.
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Value type: #gchararray
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See #GstBaseTextOverlay:font-desc
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#### `foreground-color`
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Foreground color to use (big-endian ARGB)
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Value type: #guint
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See #videotestsrc:foreground-color
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#### `halignment`
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Horizontal alignment of the text
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Valid values:
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- **left** (0) – left
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- **center** (1) – center
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- **right** (2) – right
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- **position** (4) – Absolute position clamped to canvas
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- **absolute** (5) – Absolute position
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See #GstBaseTextOverlay:halignment
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#### `height`
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height of the source
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Value type: #gint
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#### `outline-color`
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Color to use for outline the text (big-endian ARGB).
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Value type: #guint
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See #GstBaseTextOverlay:outline-color
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#### `pattern`
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Type of test pattern to generate
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Valid values:
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- **SMPTE 100% color bars** (0) – smpte
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- **Random (television snow)** (1) – snow
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- **100% Black** (2) – black
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- **100% White** (3) – white
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- **Red** (4) – red
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- **Green** (5) – green
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- **Blue** (6) – blue
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- **Checkers 1px** (7) – checkers-1
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- **Checkers 2px** (8) – checkers-2
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- **Checkers 4px** (9) – checkers-4
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- **Checkers 8px** (10) – checkers-8
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- **Circular** (11) – circular
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- **Blink** (12) – blink
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- **SMPTE 75% color bars** (13) – smpte75
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- **Zone plate** (14) – zone-plate
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- **Gamut checkers** (15) – gamut
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- **Chroma zone plate** (16) – chroma-zone-plate
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- **Solid color** (17) – solid-color
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- **Moving ball** (18) – ball
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- **SMPTE 100% color bars** (19) – smpte100
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- **Bar** (20) – bar
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- **Pinwheel** (21) – pinwheel
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- **Spokes** (22) – spokes
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- **Gradient** (23) – gradient
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- **Colors** (24) – colors
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See #videotestsrc:pattern
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#### `posx`
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x position of the stream
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Value type: #gint
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#### `posy`
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y position of the stream
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Value type: #gint
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#### `shaded-background`
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Whether to shade the background under the text area
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Value type: #gboolean
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See #GstBaseTextOverlay:shaded-background
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#### `text`
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Text to be display.
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Value type: #gchararray
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See #GstBaseTextOverlay:text
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#### `text-height`
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Resulting height of font rendering
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Value type: #guint
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See #GstBaseTextOverlay:text-height
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#### `text-width`
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Resulting width of font rendering
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Value type: #guint
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See #GstBaseTextOverlay:text-width
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#### `text-x`
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Resulting X position of font rendering.
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Value type: #gint
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See #GstBaseTextOverlay:text-x
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#### `text-y`
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Resulting X position of font rendering.
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Value type: #gint
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See #GstBaseTextOverlay:text-y
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#### `valignment`
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Vertical alignment of the text
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Valid values:
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- **baseline** (0) – baseline
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- **bottom** (1) – bottom
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- **top** (2) – top
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- **position** (3) – Absolute position clamped to canvas
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- **center** (4) – center
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- **absolute** (5) – Absolute position
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See #GstBaseTextOverlay:valignment
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#### `video-direction`
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Video direction: rotation and flipping
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Valid values:
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- **GST_VIDEO_ORIENTATION_IDENTITY** (0) – identity
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- **GST_VIDEO_ORIENTATION_90R** (1) – 90r
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- **GST_VIDEO_ORIENTATION_180** (2) – 180
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- **GST_VIDEO_ORIENTATION_90L** (3) – 90l
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- **GST_VIDEO_ORIENTATION_HORIZ** (4) – horiz
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- **GST_VIDEO_ORIENTATION_VERT** (5) – vert
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- **GST_VIDEO_ORIENTATION_UL_LR** (6) – ul-lr
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- **GST_VIDEO_ORIENTATION_UR_LL** (7) – ur-ll
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- **GST_VIDEO_ORIENTATION_AUTO** (8) – auto
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- **GST_VIDEO_ORIENTATION_CUSTOM** (9) – custom
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See #GstVideoDirection:video-direction
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#### `width`
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width of the source
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Value type: #gint
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#### `x-absolute`
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Horizontal position when using absolute alignment
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Value type: #gdouble
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See #GstBaseTextOverlay:x-absolute
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#### `xpos`
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Horizontal position when using clamped position alignment
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Value type: #gdouble
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See #GstBaseTextOverlay:xpos
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#### `y-absolute`
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Vertical position when using absolute alignment
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Value type: #gdouble
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See #GstBaseTextOverlay:y-absolute
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#### `ypos`
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Vertical position when using clamped position alignment
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Value type: #gdouble
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See #GstBaseTextOverlay:ypos
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