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How to use Blur method of types Package

Best Ginkgo code snippet using types.Blur

commands.go

Source:commands.go

1package main2import (3	"encoding/json"4	"fmt"5	"io/ioutil"6	"strings"7	"imgfe/src/decryptor"8	"imgfe/src/encryptor"9	"imgfe/src/kernel"10	"imgfe/src/tensor"11)12func run_enc_command(image_file string, cipher_file string, key_file string, key_length int, kernel_types string, kernel_offset int, verbose int) {13	// process kernel14	kernel_types_array := strings.Split(kernel_types, ",")15	var kernel_size int16	switch kernel_types_array[0] {17	case "identity", "gaussian_blur", "box_blur":18		kernel_size = 2*kernel_offset + 119	case "downsize_partial", "downsize_full":20		kernel_size = kernel_offset + 121	default:22		panic("unrecognized kernel: " + kernel_types_array[0])23	}24	// read the original image to tensor25	ot, err := encryptor.NewOriginalTensor(image_file)26	if err != nil {27		panic(err.Error())28	}29	if verbose >= 2 {30		err = PrintOriginalImage(image_file, *ot)31		if err != nil {32			panic(err.Error())33		}34	}35	// construct the encryption scheme36	es, err := encryptor.NewEncryptSchemePrecomp(kernel_size*kernel_size, key_length)37	if err != nil {38		panic(err.Error())39	}40	// derive function keys for kernels and write to files41	for _, kernel_type := range kernel_types_array {42		var mask []uint3243		var divisor uint3244		switch kernel_type {45		case "identity":46			mask, divisor, err = kernel.Identity(kernel_size)47			if err != nil {48				panic(err.Error())49			}50			es.DeriveFunctionKey(mask)51			err = WriteLastCredential(es, key_file, kernel_size, kernel_type, key_length, verbose)52		case "gaussian_blur":53			mask, divisor, err = kernel.Gaussian_blur(kernel_size)54			if err != nil {55				panic(err.Error())56			}57			es.DeriveFunctionKey(mask)58			err = WriteLastCredential(es, key_file, kernel_size, kernel_type, key_length, verbose)59		case "box_blur":60			mask, divisor, err = kernel.Box_blur(kernel_size)61			if err != nil {62				panic(err.Error())63			}64			es.DeriveFunctionKey(mask)65			err = WriteLastCredential(es, key_file, kernel_size, kernel_type, key_length, verbose)66		case "downsize_partial":67			mask, divisor, err = kernel.Downsize_partial(kernel_size, 2)68			if err != nil {69				panic(err.Error())70			}71			es.DeriveFunctionKey(mask)72			err = WriteLastCredential(es, key_file, kernel_size, kernel_type, key_length, verbose)73		case "downsize_full":74			for kernel_idx := 0; kernel_idx <= kernel_size*kernel_size-1; kernel_idx++ {75				mask, divisor, err = kernel.Downsize_partial(kernel_size, kernel_idx)76				if err != nil {77					panic(err.Error())78				}79				es.DeriveFunctionKey(mask)80			}81			fmt.Println(es.GetYMasksString())82			err = WriteLastCredentials(es, key_file, kernel_size, kernel_type, key_length, verbose, kernel_size*kernel_size)83		}84		if err != nil {85			panic(err.Error())86		}87		if verbose >= 2 {88			fmt.Println("***Mask and divisor of kernel: " + kernel_type)89			fmt.Println(mask)90			fmt.Println(divisor)91		}92	}93	func_keys := es.GetFunctionKeysString()94	if verbose >= 1 {95		fmt.Println("***Function keys:")96		fmt.Println(func_keys)97	}98	// construct the encrypted tensor99	et := encryptor.NewEncryptTensor(ot.Tensor.W, ot.Tensor.H)100	var pt tensor.Tensor101	switch kernel_types_array[0] {102	case "identity", "gaussian_blur", "box_blur":103		pt = ot.PaddingCenter(kernel_offset, 0)104		if verbose >= 2 {105			err = PrintPaddingImage(image_file, pt)106			if err != nil {107				panic(err.Error())108			}109		}110	case "downsize_partial", "downsize_full":111		pt = ot.CroppingTopLeft(kernel_size, 0)112		if verbose >= 2 {113			err = PrintCroppingImage(image_file, pt)114			if err != nil {115				panic(err.Error())116			}117		}118	}119	if verbose >= 1 {120		fmt.Println("***Encryption started.")121	}122	switch kernel_types_array[0] {123	case "identity", "gaussian_blur", "box_blur":124		et, err = es.EncryptCenter(kernel_offset, pt)125	case "downsize_partial", "downsize_full":126		et, err = es.EncryptTopLeft(kernel_size, pt)127	}128	if err != nil {129		panic(err.Error())130	}131	if verbose >= 1 {132		fmt.Println("***Encryption finished.")133	}134	// write encrypted tensor to file135	err = WriteCipher(et, cipher_file, verbose)136	if err != nil {137		panic(err.Error())138	}139}140func run_dec_command(image_file string, cipher_file string, key_file string, verbose int) {141	//read credentials and construct the decrypted scheme142	if verbose >= 1 {143		fmt.Println("***Read credentials from file: " + key_file)144	}145	credentials_byte_read, err := ioutil.ReadFile(key_file)146	if err != nil {147		panic(err.Error())148	}149	var ec encryptor.EncryptCredentials150	err = json.Unmarshal(credentials_byte_read, &ec)151	if err != nil {152		panic(err.Error())153	}154	es, err := encryptor.NewEncryptSchemePrecomp(ec.Kernel_size*ec.Kernel_size, ec.Key_length)155	if err != nil {156		panic(err.Error())157	}158	params, _, _ := es.Get_Params_Y_FK()159	ds, err := decryptor.NewDecryptSchemePrecomp(params, decryptor.GetYMasksFromString(ec.Y_mask), decryptor.GetFunctionKeysFromString(ec.Func_key), verbose)160	if err != nil {161		panic(err.Error())162	}163	//read cipher and launch decryption164	if verbose >= 1 {165		fmt.Println("***Read cipher from file: " + cipher_file)166	}167	tensor_byte_read, err := ioutil.ReadFile(cipher_file)168	if err != nil {169		panic(err.Error())170	}171	var ets encryptor.EncryptTensorString172	err = json.Unmarshal(tensor_byte_read, &ets)173	if err != nil {174		panic(err.Error())175	}176	if verbose >= 1 {177		fmt.Println("***Decryption started.")178	}179	var t tensor.Tensor180	switch ec.Kernel_type {181	case "identity", "gaussian_blur", "box_blur":182		t, err = ds.DecryptSingle(decryptor.GetEncryptTensorFromString(ets), 0)183	case "downsize_partial":184		t, err = ds.DecryptSingle(decryptor.GetEncryptTensorFromString(ets), 0)185	case "downsize_full":186		t, err = ds.DecryptMultiple(decryptor.GetEncryptTensorFromString(ets), ec, verbose)187	}188	if err != nil {189		panic(err.Error())190	}191	if verbose >= 1 {192		fmt.Println("***Decryption finished.")193	}194	// tensor to output image195	if verbose >= 1 {196		fmt.Println("***Write image to file: " + image_file)197	}198	PrintImage(image_file, t)199}...

resize.go

Source:resize.go

...31// Minify is a convenience method that scales an image proportionally to half its size.32func (im *Image) Minify() (*Image, error) {33	return im.applyFunc("minifying", C.ImageFunc(C.MinifyImage))34}35// ResizeBlur returns a new image resized to the given dimensions using the provided36// filter and blur factor (where > 1 is blurry, < 1 is sharp). If width or height is37// < 0, it's calculated proportionally to the other dimension. If both of them are < 0,38// an error is returned.39func (im *Image) ResizeBlur(width, height int, filter Filter, blur float64) (*Image, error) {40	var data C.ResizeData41	if width < 0 {42		if height < 0 {43			return nil, fmt.Errorf("invalid resize %dx%d", width, height)44		}45		h := float64(im.Height())46		var ratio float6447		if h != 0 {48			ratio = float64(im.Width()) / h49		}50		width = int(float64(height) * ratio)51	}52	if height < 0 {53		if width < 0 {54			return nil, fmt.Errorf("invalid resize %dx%d", width, height)55		}56		var ratio float6457		w := float64(im.Width())58		if w != 0 {59			ratio = float64(im.Height()) / w60		}61		height = int(float64(width) * ratio)62	}63	data.columns = C.ulong(width)64	data.rows = C.ulong(height)65	data.filter = C.FilterTypes(filter)66	data.blur = C.double(blur)67	return im.applyDataFunc("resizing", C.ImageDataFunc(C.resizeImage), &data)68}69// Resize works like ResizeBlur, but sets the blur to 170func (im *Image) Resize(width, height int, filter Filter) (*Image, error) {71	return im.ResizeBlur(width, height, filter, 1)72}73func (im *Image) sizeFunc(what string, width, height int, f C.ImageDataFunc) (*Image, error) {74	var s C.SizeData75	s.columns = C.ulong(width)76	s.rows = C.ulong(height)77	return im.applyDataFunc(what, f, &s)78}79// Sample scales an image to the desired dimensions with pixel sampling.80// Unlike other scaling methods, this method does not introduce any81// additional color into the scaled image.82func (im *Image) Sample(width, height int) (*Image, error) {83	return im.sizeFunc("sampling", width, height, C.ImageDataFunc(C.sampleImage))84}85// Scale changes the size of an image to the given dimensions....

blur.go

Source:blur.go

...5	"strings"6	"github.com/songjiayang/imagecloud/internal/image/metadata"7	"github.com/songjiayang/imagecloud/internal/image/processor/types"8)9type Blur string10func (*Blur) Process(args *types.CmdArgs) (info *metadata.Info, err error) {11	var (12		s int13	)14	for _, param := range args.Params {15		splits := strings.Split(param, "_")16		if len(splits) != 2 {17			return nil, errors.New("invalid blur params")18		}19		switch splits[0] {20		case "s":21			s, err = strconv.Atoi(splits[1])22		}23		if err != nil {24			return25		}26	}27	if s < 1 || s > 50 {28		return nil, errors.New("invalid blur value")29	}30	return nil, args.Img.GaussianBlur(float64(s))31}...

Blur

Using AI Code Generation

1import (2func main() {3	f, _ := os.Open("test.png")4	defer f.Close()5	img, _ := png.Decode(f)6	bounds := img.Bounds()7	gray := image.NewGray(bounds)8	for y := bounds.Min.Y; y < bounds.Max.Y; y++ {9		for x := bounds.Min.X; x < bounds.Max.X; x++ {10			gray.Set(x, y, color.GrayModel.Convert(img.At(x, y)))11		}12	}13	f, _ = os.Create("grayscale.png")14	defer f.Close()15	png.Encode(f, gray)16	blur := blur(gray)17	f, _ = os.Create("blur.png")18	defer f.Close()19	png.Encode(f, blur)20}21func blur(img *image.Gray) *image.Gray {22	bounds := img.Bounds()23	blur := image.NewGray(bounds)24	for y := bounds.Min.Y; y < bounds.Max.Y; y++ {25		for x := bounds.Min.X; x < bounds.Max.X; x++ {26			blur.Set(x, y, blurredPixel(img, x, y))27		}28	}29}30func blurredPixel(img *image.Gray, x, y int) color.Color {31	bounds := img.Bounds()32	if minX < bounds.Min.X {33	}34	if minY < bounds.Min.Y {35	}36	if maxX > bounds.Max.X {37	}

Blur

Using AI Code Generation

1import (2func main() {3	src, err := imaging.Open("test.jpg")4	if err != nil {5		panic(err)6	}7	dst := imaging.Blur(src, 2)8	err = imaging.Save(dst, "out.jpg")9	if err != nil {10		panic(err)11	}12}

Blur

Using AI Code Generation

1func main() {2    img := image.NewRGBA(image.Rect(0, 0, 100, 100))3    bgColor := color.RGBA{255, 255, 255, 255}4    blur := filter.NewBlur(5)5    blur.Apply(img, bgColor)6}

Blur

Using AI Code Generation

1import "github.com/GeertJohan/go.rice"2import "image"3import "image/draw"4import "image/jpeg"5import "image/png"6import "os"7func main() {8    file, err := os.Open("test.jpg")9    if err != nil {10        panic(err)11    }12    defer file.Close()13    img, _, err := image.Decode(file)14    if err != nil {15        panic(err)16    }17    rgba := image.NewRGBA(img.Bounds())18    draw.Draw(rgba, rgba.Bounds(), img, image.ZP, draw.Src)19    types.Blur(rgba, 10)20    out, err := os.Create("out.jpg")21    if err != nil {22        panic(err)23    }24    defer out.Close()25    jpeg.Encode(out, rgba, nil)26}27import "github.com/GeertJohan/go.rice"28import "image"29import "image/draw"30import "image/jpeg"31import "image/png"32import "os"33func main() {34    file, err := os.Open("test.png")35    if err != nil {36        panic(err)37    }38    defer file.Close()39    img, _, err := image.Decode(file)40    if err != nil {41        panic(err)42    }43    rgba := image.NewRGBA(img.Bounds())44    draw.Draw(rgba, rgba.Bounds(), img, image.ZP, draw.Src)45    types.Blur(rgba, 10)46    out, err := os.Create("out.png")47    if err != nil {48        panic(err)49    }50    defer out.Close()51    png.Encode(out, rgba)52}53import "github.com/GeertJohan/go.rice"54import "image"55import "image/draw"56import "image/jpeg"57import "image/png"58import "os"59func main() {60    file, err := os.Open("test.jpg

Blur

Using AI Code Generation

1import (2func main() {3    fmt.Println("Hello, playground")4    types.Blur()5}6import (7func main() {8    fmt.Println("Hello, playground")9    types.Blur()10}11import (12func main() {13    fmt.Println("Hello, playground")14    types.Blur()15}16import (17func main() {18    fmt.Println("Hello, playground")19    types.Blur()20}21import (22func main() {23    fmt.Println("Hello, playground")24    types.Blur()25}26import (27func main() {28    fmt.Println("Hello, playground")29    types.Blur()30}31import (32func main() {33    fmt.Println("Hello, playground")34    types.Blur()35}36import (37func main() {38    fmt.Println("Hello, playground")39    types.Blur()40}41import (42func main() {43    fmt.Println("Hello, playground")44    types.Blur()45}46import (47func main()

Blur

Using AI Code Generation

1import (2func main() {3	fmt.Println("Hello, GoPackage")4	obj.Blur()5}6import (7func main() {8	fmt.Println("Hello, GoPackage")9	obj.Blur()10}11import (12func main() {13	fmt.Println("Hello, GoPackage")14	obj.Blur()15}16import (17func main() {18	fmt.Println("Hello, GoPackage")19	obj.Blur()20}21import (22func main() {23	fmt.Println("Hello, GoPackage")24	obj.Blur()25}26import (27func main() {28	fmt.Println("Hello, GoPackage")29	obj.Blur()30}31import (32func main() {33	fmt.Println("Hello, GoPackage")34	obj.Blur()35}

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