Functions — github.com/BurntSushi/graphics-go

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Functions95 in github.com/BurntSushi/graphics-go

⨍ Functions 95 ◇ Types & classes 26

↓ 16 callersMethodRGBA

RGBA interpolates (x, y).

graphics/interp/interp.go:22

↓ 9 callersMethodat

(x, y int)

graphics/detect/integral.go:23

↓ 9 callersMethodclassify

(w *window)

graphics/detect/detect.go:125

↓ 8 callersFunctionclamp

clamp clamps x to the range [x0, x1].

graphics/convolve/convolve.go:16

↓ 8 callersMethodsum

(b image.Rectangle)

graphics/detect/integral.go:27

↓ 6 callersMethodMul

Mul returns the multiplication of two affine transform matrices.

graphics/affine.go:27

↓ 5 callersFunctionScale

Scale produces a scaled version of the image using bilinear interpolation.

graphics/scale.go:15

↓ 5 callersFunctionnewIntegrals

newIntegrals returns the integral and the squared integral.

graphics/detect/integral.go:63

↓ 4 callersFunctionBlur

Blur produces a blurred version of the image, using a Gaussian blur.

graphics/blur.go:27

↓ 4 callersFunctionConvolve

Convolve produces dst by applying the convolution kernel k to src.

graphics/convolve/convolve.go:248

↓ 4 callersFunctionRotate

Rotate produces a rotated version of src, drawn onto dst.

graphics/rotate.go:21

↓ 4 callersMethodTranslate

Translate produces a translation transform with pixel distances x and y.

graphics/affine.go:152

↓ 4 callersFunctiondelta

(u0, u1 uint32)

graphics/graphicstest/graphicstest.go:27

↓ 4 callersFunctionnewProjector

newProjector creates a Projector with source src and target dst.

graphics/detect/projector.go:22

↓ 4 callersMethodnewSrc

()

graphics/interp/bilinear_test.go:21

↓ 4 callersFunctionnewWindow

(m image.Image)

graphics/detect/detect.go:84

↓ 4 callersFunctionoffGray

(src *image.Gray, x, y int)

graphics/interp/bilinear.go:204

↓ 4 callersFunctionoffRGBA

TODO(crawshaw): When we have inlining, consider func (p *RGBA) Off(x, y) int

graphics/interp/bilinear.go:201

↓ 3 callersFunctionbenchBlur

(b *testing.B, bounds image.Rectangle)

graphics/blur_test.go:172

↓ 3 callersFunctioncheckTransformTest

(t *testing.T, oc *transformOneColorTest, dst *image.RGBA)

graphics/shared_test.go:48

↓ 3 callersFunctionfindLinearSrc

(b image.Rectangle, sx, sy float64)

graphics/interp/bilinear.go:129

↓ 3 callersMethodnewDst

()

graphics/shared_test.go:44

↓ 2 callersMethodInterp

Interp interpolates (x, y).

graphics/interp/interp.go:15

↓ 2 callersFunctionThumbnail

Thumbnail scales and crops src so it fits in dst.

graphics/thumbnail.go:13

↓ 2 callersMethodTransform

Transform applies the affine transform to src and produces dst.

graphics/affine.go:61

↓ 2 callersFunctionbilinearGeneral

(src image.Image, x, y float64)

graphics/interp/bilinear.go:25

↓ 2 callersFunctionclamp

clamp rounds and clamps o to the integer range [x0, x1].

graphics/detect/projector.go:46

↓ 2 callersFunctioninBounds

(b image.Rectangle, x, y float64)

graphics/affine.go:90

↓ 2 callersMethodinit

()

graphics/detect/detect.go:74

↓ 2 callersMethodintegrate

()

graphics/detect/integral.go:43

↓ 2 callersFunctionkernelSize

(w []float64)

graphics/convolve/convolve.go:60

↓ 2 callersMethodpt

(x0, y0 int)

graphics/affine.go:100

↓ 2 callersMethodpt

pt projects p from the source rectangle onto the target rectangle.

graphics/detect/projector.go:33

↓ 2 callersMethodrect

rect projects r from the source rectangle onto the target rectangle.

graphics/detect/projector.go:41

↓ 2 callersFunctionsprintBox

(box []byte, width, height int)

graphics/detect/integral_test.go:55

↓ 1 callersMethodCenterFit

CenterFit produces the affine transform, centered around the rectangles. It is equivalent to I.Translate(-<center of src>).Mul(a).Translate(<center of

graphics/affine.go:168

↓ 1 callersFunctionNewKernel

NewKernel returns a square convolution kernel.

graphics/convolve/convolve.go:72

↓ 1 callersFunctionParseOpenCV

ParseOpenCV produces a detection Cascade from an OpenCV XML file.

graphics/detect/opencv_parser.go:110

↓ 1 callersMethodRGBA

(src *image.RGBA, x, y float64)

graphics/interp/bilinear.go:62

↓ 1 callersMethodRotate

Rotate produces a clockwise rotation transform of angle, in radians.

graphics/affine.go:132

↓ 1 callersMethodScale

Scale produces a scaling transform of factors x and y.

graphics/affine.go:123

↓ 1 callersFunctionSprintBox

SprintBox pretty prints the array as a hexidecimal matrix.

graphics/graphicstest/graphicstest.go:67

↓ 1 callersMethodTransformCenter

TransformCenter applies the affine transform to src and produces dst. Equivalent to a.CenterFit(dst, src).Transform(dst, src, i).

graphics/affine.go:111

↓ 1 callersMethodWeights

Weights returns the square matrix of weights in row major order.

graphics/convolve/convolve.go:29

↓ 1 callersMethodWeights

()

graphics/convolve/convolve.go:44

↓ 1 callersFunctionbuildCascade

(s *opencv_storage)

graphics/detect/opencv_parser.go:55

↓ 1 callersFunctionbuildFeature

(r string)

graphics/detect/opencv_parser.go:43

↓ 1 callersFunctionconvolveRGBA

(dst *image.RGBA, src image.Image, k Kernel)

graphics/convolve/convolve.go:196

↓ 1 callersFunctionconvolveRGBASep

(dst *image.RGBA, src image.Image, k *SeparableKernel)

graphics/convolve/convolve.go:79

↓ 1 callersMethodsubWindow

(r image.Rectangle)

graphics/detect/detect.go:95

↓ 1 callersMethodtransformRGBA

(dst *image.RGBA, src *image.RGBA, i interp.RGBA)

graphics/affine.go:41

↓ 1 callersFunctionwithinTolerance

(c0, c1 color.Color, tol int)

graphics/graphicstest/graphicstest.go:35

FunctionBenchmarkBlur400x1600x3

Exactly twice the pixel count of 400x800

graphics/blur_test.go:205

FunctionBenchmarkBlur400x400x3

(b *testing.B)

graphics/blur_test.go:195

FunctionBenchmarkBlur400x800x3

Exactly twice the pixel count of 400x400.

graphics/blur_test.go:200

MethodCenter

Center produces the affine transform, centered around the provided point.

graphics/affine.go:161

MethodFind

Find returns a set of areas of m that match the feature cascade c.

graphics/detect/detect.go:44

MethodGray

Gray interpolates (x, y).

graphics/interp/interp.go:28

MethodGray

(src *image.Gray, x, y float64)

graphics/interp/bilinear.go:101

FunctionImageWithinTolerance

ImageWithinTolerance checks that each pixel varies by no more than tol.

graphics/graphicstest/graphicstest.go:46

MethodInterp

(src image.Image, x, y float64)

graphics/interp/bilinear.go:18

FunctionLoadImage

LoadImage decodes an image from a file.

graphics/graphicstest/graphicstest.go:17

FunctionMakeRGBA

MakeRGBA returns an image with R, G, B taken from src.

graphics/graphicstest/graphicstest.go:96

MethodMatch

Match returns true if the full image is classified as an object.

graphics/detect/detect.go:39

MethodShear

Shear produces a shear transform by the slopes x and y.

graphics/affine.go:142

FunctionSprintImageR

SprintImageR pretty prints the red channel of src. It looks like SprintBox.

graphics/graphicstest/graphicstest.go:81

FunctionTestBilinearRGBA

(t *testing.T)

graphics/interp/bilinear_test.go:83

FunctionTestBilinearSubImage

(t *testing.T)

graphics/interp/bilinear_test.go:116

FunctionTestBlurEmpty

(t *testing.T)

graphics/blur_test.go:144

FunctionTestBlurGopher

(t *testing.T)

graphics/blur_test.go:151

FunctionTestBlurOneColor

(t *testing.T)

graphics/blur_test.go:129

FunctionTestClassifier

(t *testing.T)

graphics/detect/detect_test.go:41

FunctionTestClassifierScale

(t *testing.T)

graphics/detect/detect_test.go:60

FunctionTestConvolve

(t *testing.T)

graphics/convolve/convolve_test.go:32

FunctionTestConvolveEmpty

(t *testing.T)

graphics/convolve/convolve_test.go:73

FunctionTestConvolveNil

(t *testing.T)

graphics/convolve/convolve_test.go:67

FunctionTestIntegral

(t *testing.T)

graphics/detect/integral_test.go:68

FunctionTestIntegralSubImage

(t *testing.T)

graphics/detect/integral_test.go:127

FunctionTestIntegralSum

(t *testing.T)

graphics/detect/integral_test.go:89

FunctionTestParseOpenCV

(t *testing.T)

graphics/detect/opencv_parser_test.go:57

FunctionTestProjector

(t *testing.T)

graphics/detect/projector_test.go:41

FunctionTestRotateEmpty

(t *testing.T)

graphics/rotate_test.go:120

FunctionTestRotateGopherPartial

(t *testing.T)

graphics/rotate_test.go:149

FunctionTestRotateGopherSide

(t *testing.T)

graphics/rotate_test.go:127

FunctionTestRotateOneColor

(t *testing.T)

graphics/rotate_test.go:105

FunctionTestScaleEmpty

(t *testing.T)

graphics/scale_test.go:107

FunctionTestScaleGopher

(t *testing.T)

graphics/scale_test.go:114

FunctionTestScaleOneColor

(t *testing.T)

graphics/scale_test.go:92

FunctionTestSeparableWeights

(t *testing.T)

graphics/convolve/convolve_test.go:16

FunctionTestThumbnailGopher

(t *testing.T)

graphics/thumbnail_test.go:15

FunctionTestThumbnailLongGopher

(t *testing.T)

graphics/thumbnail_test.go:35

MethodWeights

()

graphics/convolve/convolve.go:58

Methodclassify

(w *window, pr *projector)

graphics/detect/detect.go:105

Methodclassify

(w *window, pr *projector)

graphics/detect/detect.go:117

MethodnewSrc

()

graphics/shared_test.go:26