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GObject ╰── GInitiallyUnowned ╰── GstObject ╰── GstElement ╰── GstBaseTransform ╰── GstVideoFilter ╰── GstOpencvVideoFilter ╰── GstCvLaplace
Applies cvLaplace OpenCV function to the image.
| plugin | opencv | 
| author | Thiago Santos<thiago.sousa.santos@collabora.co.uk> | 
| class | Transform/Effect/Video | 
| name | sink | 
| direction | sink | 
| presence | always | 
| details | video/x-raw, format=(string)RGB, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ] | 
| name | src | 
| direction | source | 
| presence | always | 
| details | video/x-raw, format=(string)RGB, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ] | 
“aperture-size” property“aperture-size” gint
Size of the extended Laplace Kernel (1, 3, 5 or 7).
Flags: Read / Write
Allowed values: [1,7]
Default value: 3
“scale” property“scale” gdouble
Scale factor.
Flags: Read / Write
Allowed values: >= 0
Default value: 1
“shift” property“shift” gdouble
Value added to the scaled source array elements.
Flags: Read / Write
Allowed values: >= 0
Default value: 0
“mask” property“mask” gboolean
Sets whether the detected edges should be used as a mask on the original input or not.
Flags: Read / Write
Default value: TRUE