CV-0.3.5.3: OpenCV based machine vision library

Safe HaskellSafe-Infered

CV.HoughTransform

Documentation

type HoughDesc = Int

data Segment

Constructors

Segment 

Fields

start :: (Int, Int)
 
end :: (Int, Int)
 

Instances

data Line

Constructors

Line 

Fields

bias :: Double
 
θ :: Double
 

Instances

data With a b

Constructors

a With b 

type ImageWithLines = Image GrayScale D8 `With` [Line]

type ImageWithSegments = Image GrayScale D8 `With` [Segment]

image :: (Image c d `With` e) -> Image c d

lines :: (a `With` [Line]) -> [Line]

segments :: (a `With` [Segment]) -> [Segment]

lineToSegment :: (Int, t) -> Line -> Segment

houghProbabilisticToLine :: t -> (Int, Int) -> (Int, Int) -> Segment

rho1pix :: Double

rho5pix :: Double

theta1deg :: Double

theta2deg :: Double

imageHoughLinesStandard :: Int -> Double -> Double -> Int -> Image GrayScale D8 -> ImageWithLines

imageHoughLinesProbabilistic :: Int -> Double -> Double -> Int -> Double -> Double -> Image GrayScale D8 -> ImageWithSegments

imageHoughLinesMultiScale :: Int -> Double -> Double -> Int -> Double -> Double -> Image GrayScale D8 -> ImageWithLines

houghLinesStandard :: Image GrayScale D8 -> Int -> Double -> Double -> Int -> [(CFloat, CFloat)]

houghLinesProbabilistic :: Image GrayScale D8 -> Int -> Double -> Double -> Int -> Double -> Double -> [(CInt, CInt, CInt, CInt)]

houghLinesMultiscale :: Image GrayScale D8 -> Int -> Double -> Double -> Int -> Double -> Double -> [(CFloat, CFloat)]