opencvtextoverlay: GStreamer Bad Plugins 0.10 Plugins Reference Manual

opencvtextoverlay

Properties

gint	colorB	Read / Write
gint	colorG	Read / Write
gint	colorR	Read / Write
gdouble	height	Read / Write
gchar *	text	Read / Write
gint	thickness	Read / Write
gdouble	width	Read / Write
gint	xpos	Read / Write
gint	ypos	Read / Write

Types and Values

struct

GstOpencvTextOverlay

Description

opencvtextoverlay renders the text on top of the video frames

Example launch line

1	gst-launch-0.10 videotestsrc ! ffmpegcolorspace ! opencvtextoverlay text="Opencv Text Overlay " ! ffmpegcolorspace ! xvimagesink

Functions

Types and Values

struct GstOpencvTextOverlay

struct GstOpencvTextOverlay {
  GstElement element;

  GstPad *sinkpad, *srcpad;

  IplImage *cvImage;
  CvMemStorage *cvStorage;
  CvFont font;

  gint xpos;
  gint ypos;
  gint thickness;
  gint colorR,colorG,colorB;
  gdouble height;
  gdouble width;
  gchar *textbuf;
};

Property Details

The `“colorB”` property

  “colorB”                   gint

Sets the color -B.

Owner: GstOpencvTextOverlay

Flags: Read / Write

Allowed values: [0,255]

Default value: 0

The `“colorG”` property

  “colorG”                   gint

Sets the color -G.

Owner: GstOpencvTextOverlay

Flags: Read / Write

Allowed values: [0,255]

Default value: 0

The `“colorR”` property

  “colorR”                   gint

Sets the color -R.

Owner: GstOpencvTextOverlay

Flags: Read / Write

Allowed values: [0,255]

Default value: 0

The `“height”` property

  “height”                   gdouble

Sets the height of fonts.

Owner: GstOpencvTextOverlay

Flags: Read / Write

Allowed values: [1,5]

Default value: 1

The `“text”` property

  “text”                     gchar *

Text to be display.

Owner: GstOpencvTextOverlay

Flags: Read / Write

Default value: ""

The `“thickness”` property

  “thickness”                gint

Sets the Thickness of Font.

Owner: GstOpencvTextOverlay

Flags: Read / Write

Allowed values: >= 0

Default value: 2

The `“width”` property

  “width”                    gdouble

Sets the width of fonts.

Owner: GstOpencvTextOverlay

Flags: Read / Write

Allowed values: [1,5]

Default value: 1

The `“xpos”` property

  “xpos”                     gint

Sets the Horizontal position.

Owner: GstOpencvTextOverlay

Flags: Read / Write

Allowed values: >= 0

Default value: 50

The `“ypos”` property

  “ypos”                     gint

Sets the Vertical position.

Owner: GstOpencvTextOverlay

Flags: Read / Write

Allowed values: >= 0

Default value: 50