Trait opencv::prelude::CUDA_CannyEdgeDetector

source · 
pub trait CUDA_CannyEdgeDetector: AlgorithmTrait + CUDA_CannyEdgeDetectorConst {
    fn as_raw_mut_CUDA_CannyEdgeDetector(&mut self) -> *mut c_void;

    fn detect(
        &mut self,
        image: &dyn ToInputArray,
        edges: &mut dyn ToOutputArray,
        stream: &mut Stream
    ) -> Result<()> { ... }
    fn detect_1(
        &mut self,
        dx: &dyn ToInputArray,
        dy: &dyn ToInputArray,
        edges: &mut dyn ToOutputArray,
        stream: &mut Stream
    ) -> Result<()> { ... }
    fn set_low_threshold(&mut self, low_thresh: f64) -> Result<()> { ... }
    fn set_high_threshold(&mut self, high_thresh: f64) -> Result<()> { ... }
    fn set_apperture_size(&mut self, apperture_size: i32) -> Result<()> { ... }
    fn set_l2_gradient(&mut self, l2gradient: bool) -> Result<()> { ... }
}

Required Methods§

Provided Methods§

Finds edges in an image using the Canny86 algorithm.

Parameters
  • image: Single-channel 8-bit input image.
  • edges: Output edge map. It has the same size and type as image.
  • stream: Stream for the asynchronous version.
C++ default parameters
  • stream: Stream::Null()

Finds edges in an image using the Canny86 algorithm.

Parameters
  • image: Single-channel 8-bit input image.
  • edges: Output edge map. It has the same size and type as image.
  • stream: Stream for the asynchronous version.
Overloaded parameters
  • dx: First derivative of image in the vertical direction. Support only CV_32S type.
  • dy: First derivative of image in the horizontal direction. Support only CV_32S type.
  • edges: Output edge map. It has the same size and type as image.
  • stream: Stream for the asynchronous version.
C++ default parameters
  • stream: Stream::Null()

Implementors§