Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use putText method of main Package

Best Syzkaller code snippet using main.putText

main.go

Source:main.go

1package main2import (3	"fmt"4	"image"5	"image/color"6	"github.com/Danile71/go-face"7	"github.com/Danile71/go-logger"8	"gocv.io/x/gocv"9)10const (11	cnnModel = "models/mmod_human_face_detector.dat"12	shapeModel  = "models/shape_predictor_68_face_landmarks.dat" // "models/shape_predictor_5_face_landmarks.dat"13	descrModel  = "models/dlib_face_recognition_resnet_model_v1.dat"14	ageModel    = "models/dnn_age_predictor_v1.dat"15	genderModel = "models/dnn_gender_classifier_v1.dat"16	faceImage  = "images/face.jpg"17	facesImage = "images/faces.jpg"18)19var (20	greenColor = color.RGBA{0, 255, 0, 255}21	redColor   = color.RGBA{255, 0, 0, 255}22)23func init() {24	logger.SetLevel(logger.DEBUG)25}26func main() {27	// try to find him28	var descriptor face.Descriptor29	// craete window30	w := gocv.NewWindow("example")31	defer w.Close()32	// Init recognizer33	rec, err := face.NewRecognizer()34	if logger.OnError(err) {35		return36	}37	// close it38	defer rec.Close()39	// Load shape model40	if err = rec.SetShapeModel(shapeModel); logger.OnError(err) {41		return42	}43	// Load description model44	if err = rec.SetDescriptorModel(descrModel); logger.OnError(err) {45		return46	}47	// Load age model48	if err = rec.SetAgeModel(ageModel); logger.OnError(err) {49		return50	}51	// Load gener model52	if err = rec.SetGenderModel(genderModel); logger.OnError(err) {53		return54	}55	// Load CNN model56	if err = rec.SetCNNModel(cnnModel); logger.OnError(err) {57		return58	}59	// load first image60	img1 := gocv.IMRead(faceImage, gocv.IMReadUnchanged)61	defer img1.Close()62	// load second image63	img2 := gocv.IMRead(facesImage, gocv.IMReadUnchanged)64	defer img2.Close()65	// copy bg to draw66	background := img2.Clone()67	defer background.Close()68	// try detect faces69	faces, err := rec.DetectFromMatCNN(img1)70	if logger.OnError(err) {71		return72	}73	for _, f := range faces {74		defer f.Close()75		// get face description76		if err = rec.Recognize(&f); err != nil {77			return78		}79		// predict face age80		rec.GetAge(&f)81		// predict face gender82		rec.GetGender(&f)83		// set descriptor84		descriptor = f.Descriptor85		// draw rect86		gocv.Rectangle(&img1, f.Rectangle, greenColor, 2)87		gocv.PutText(&img1, fmt.Sprintf("%s:%d y.o.", f.Gender, f.Age), image.Point{f.Rectangle.Min.X - 20, f.Rectangle.Min.Y - 5}, gocv.FontHersheyPlain, 1, redColor, 1)88	}89	gocv.PutText(&img1, "press any key...", image.Point{0, img1.Cols() - 30}, gocv.FontHersheyPlain, 1, redColor, 1)90	w.IMShow(img1)91	fmt.Println("press any key to continue...")92	for {93		if key := w.WaitKey(1000); key != -1 {94			break95		}96	}97	faces, err = rec.DetectFromMatCNN(img2)98	if logger.OnError(err) {99		return100	}101	for _, f := range faces {102		defer f.Close()103		if err = rec.Recognize(&f); err != nil {104			return105		}106		rec.GetAge(&f)107		rec.GetGender(&f)108		gocv.Rectangle(&background, f.Rectangle, greenColor, 2)109		gocv.PutText(&background, fmt.Sprintf("%s:%d y.o.", f.Gender, f.Age), image.Point{f.Rectangle.Min.X - 20, f.Rectangle.Min.Y - 5}, gocv.FontHersheyPlain, 1, redColor, 1)110		dist := face.SquaredEuclideanDistance(f.Descriptor, descriptor)111		c := redColor112		if dist < 0.1 {113			c = greenColor114		}115		gocv.PutText(&background, fmt.Sprintf("%f", dist), image.Point{f.Rectangle.Min.X, f.Rectangle.Max.Y}, gocv.FontHersheyPlain, 1, c, 1)116	}117	w.IMShow(background)118	fmt.Println("press any key to exit...")119	for {120		if key := w.WaitKey(1000); key != -1 {121			return122		}123	}124}...

message.go

Source:message.go

1package main23import (4	"encoding/json"5	"image"6	"image/color"7	"log"8	"goconsumer/models"9	"strings"1011	"github.com/confluentinc/confluent-kafka-go/kafka"12	"gocv.io/x/gocv"13)1415var statusColor = color.RGBA{200, 150, 50, 0}16var bkgColor = color.RGBA{255, 255, 255, 0}17var boxColor = color.RGBA{0, 0, 255, 0}1819func message(ev *kafka.Message) error {2021	//Read message into `topicMsg` struct22	doc := &topicMsg{}23	err := json.Unmarshal(ev.Value, doc)24	if err != nil {25		log.Println(err)26		return err27	}2829	// Retrieve frame30	log.Printf("%% Message sent %v on %s\n", ev.Timestamp, ev.TopicPartition)31	frame, err := gocv.NewMatFromBytes(doc.Rows, doc.Cols, doc.Type, doc.Mat)32	if err != nil {33		log.Println("Frame:", err)34		return err35	}3637	// Clone frame38	frameOut := frame.Clone()3940	// Form output image41	for ind := 0; ind < len(modelParams); ind++ {42		mp := modelParams[ind]43		parts := strings.Split(mp.modelName, "_")44		switch parts[0] {45		case "imagenet":46			// Get prediction47			res, err := mp.modelHandler.Get()48			if err == nil {49				mp.pred = res.Class50			}51			// Write prediction to frame52			gocv.PutText(53				&frameOut,54				mp.pred,55				image.Pt(10, ind*20+20),56				gocv.FontHersheyPlain, 1.2,57				bkgColor, 6,58			)59			// Write prediction to frame60			gocv.PutText(61				&frameOut,62				mp.pred,63				image.Pt(10, ind*20+20),64				gocv.FontHersheyPlain, 1.2,65				statusColor, 2,66			)67		case "emonet":68			// Get prediction69			res, err := mp.modelHandler.Get()70			if err != nil {71				break72			}73			// draw a rectangle around each face on the original image,74			// along with text identifying as "Human"75			var rMinY int76			for index, r := range res.Rects {77				gocv.Rectangle(&frameOut, r, boxColor, 2)78				if r.Min.Y-5 < 10 {79					rMinY = 1080				} else {81					rMinY = r.Min.Y82				}83				gocv.PutText(84					&frameOut,85					res.ClassArr[index],86					image.Pt(r.Min.X, rMinY),87					gocv.FontHersheyPlain, 1.2,88					bkgColor, 6,89				)90				gocv.PutText(91					&frameOut,92					res.ClassArr[index],93					image.Pt(r.Min.X, rMinY),94					gocv.FontHersheyPlain, 1.2,95					statusColor, 2,96				)97			}98		default:99			log.Fatal("Model not recognised")100		}101102		// Post next frame103		mp.modelHandler.Post(models.Input{Img: frame})104	}105106	// Write image to output Kafka queue107	select {108	case videoDisplay <- frameOut:109	default:110	}111	// videoDisplay <- frameOut112113	return nil114}115116type topicMsg struct {117	Mat      []byte       `json:"mat"`118	Channels int          `json:"channels"`119	Rows     int          `json:"rows"`120	Cols     int          `json:"cols"`121	Type     gocv.MatType `json:"type"`122}
...

captcha_gen.go

Source:captcha_gen.go

1package main2import (3	"gocv.io/x/gocv"4	"image"5	"image/color"6	"math/rand"7	"strconv"8)9func getLowBrightnessRGBA() color.RGBA {10	r, g, b := color.YCbCrToRGB(uint8(rand.Intn(128)), uint8(rand.Intn(256)), uint8(rand.Intn(256)))11	return color.RGBA{R: r, G: g, B: b, A: 255}12}13func getImg() gocv.Mat {14	mat := <-imageChannel15	background.CopyTo(&mat)16	return mat17}18func genFormula() (int, int, *operator) {19	opIndex := rand.Intn(4)20	op := dic[opIndex]21	switch opIndex {22	// for + -23	case 0, 1:24		doubleDigits := rand.Intn(90) + 1025		singleDigit := rand.Intn(8) + 226		return doubleDigits, singleDigit, op27	// for *28	case 2:29		doubleDigits := rand.Intn(10) + 1030		singleDigit := rand.Intn(1) + 231		return doubleDigits, singleDigit, op32	// for /33	case 3:34		doubleDigits := rand.Intn(10) + 1035		singleDigit := rand.Intn(1) + 236		return doubleDigits * singleDigit, doubleDigits, op37	}38	// never happened39	return 0, 0, nil40}41// Bottom-left corner of the text string in the image.https://docs.opencv.org/4.x/d6/d6e/group__imgproc__draw.html#ga5126f47f883d730f633d74f07456c57642func genLocation(xPadding, maxX, maxY int, str string) image.Point {43	size := gocv.GetTextSize(str, gocv.FontHersheyScriptComplex, 1, 4)44	var x int45	if maxX-size.X <= 0 {46		x = xPadding47	} else {48		x = rand.Intn(maxX-size.X) + xPadding49	}50	y := rand.Intn(maxY-size.Y) + size.Y51	return image.Point{52		X: x,53		Y: y,54	}55}56func gen() ([]byte, string, error) {57	a, b, op := genFormula()58	mat := getImg()59	for i := 0; i < 10; i++ {60		gocv.Line(&mat,61			image.Point{X: rand.Intn(width / 2), Y: rand.Intn(height)},62			image.Point{X: rand.Intn(width/2) + width/2, Y: rand.Intn(height)},63			getLowBrightnessRGBA(),64			rand.Intn(3)+1)65	}66	matA := getImg()67	gocv.Blur(mat, &matA, image.Point{X: 8, Y: 8})68	imageChannel <- mat69	//* 20,23 //é«åº¦æ¯2370	gocv.PutText(&matA, strconv.Itoa(a),71		genLocation(0, 80, height, strconv.Itoa(a)), gocv.FontHersheySimplex, 1, getLowBrightnessRGBA(), 4)72	gocv.PutText(&matA, op.o,73		genLocation(80, 30, height, op.o), gocv.FontHersheySimplex, 1, getLowBrightnessRGBA(), 4)74	gocv.PutText(&matA, strconv.Itoa(b),75		genLocation(110, 30, height, strconv.Itoa(b)), gocv.FontHersheySimplex, 1, getLowBrightnessRGBA(), 4)76	gocv.PutText(&matA, "=",77		genLocation(140, 30, height, "="), gocv.FontHersheySimplex, 1, getLowBrightnessRGBA(), 4)78	gocv.PutText(&matA, "?",79		genLocation(170, 30, height, "?"), gocv.FontHersheySimplex, 1, getLowBrightnessRGBA(), 4)80	buffer, err := gocv.IMEncode(gocv.PNGFileExt, matA)81	imageChannel <- matA82	if err != nil {83		return nil, "", err84	}85	return buffer.GetBytes(), strconv.Itoa(op.f(a, b)), nil86}...

putText

Using AI Code Generation

1import (2func main() {3	window := gocv.NewWindow("Hello")4	img := gocv.NewMat()5	defer img.Close()6	defer window.Close()7	fmt.Println("Start reading camera device: 0")8	webcam, err := gocv.OpenVideoCapture(0)9	if err != nil {10		fmt.Println("Error opening the camera")11	}12	defer webcam.Close()13	img = gocv.NewMatWithSize(480, 640, gocv.MatTypeCV8UC3)14	pt := gocv.NewPoint2f(10, 50)15	blue := gocv.NewScalar(255, 0, 0, 0)16	for {17		if ok := webcam.Read(&img); !ok {18			fmt.Println("Cannot read device")19		}20		if img.Empty() {21		}22		gocv.PutText(&img, text, pt, fontFace, fontScale, blue, thickness)23		window.IMShow(img)24		if window.WaitKey(1) >= 0 {25		}26	}27}28pt := gocv.NewPoint2f(10, 50)29blue := gocv.NewScalar(255, 0, 0, 0)30gocv.PutText(&img, text, pt, fontFace, fontScale

putText

Using AI Code Generation

1import "fmt"2func main() {3    fmt.Println("Hello World!")4}5import "fmt"6func main() {7    fmt.Println("Hello World!")8}9import "fmt"10func main() {11    fmt.Println("Hello World!")12}13import "fmt"14func main() {15    fmt.Println("Hello World!")16}17import "fmt"18func main() {19    fmt.Println("Hello World!")20}21import "fmt"22func main() {23    fmt.Println("Hello World!")24}25import "fmt"26func main() {27    fmt.Println("Hello World!")28}29import "fmt"30func main() {31    fmt.Println("Hello World!")32}33import "fmt"34func main() {35    fmt.Println("Hello World!")36}37import "fmt"38func main() {39    fmt.Println("Hello World!")40}41import "fmt"42func main() {43    fmt.Println("Hello World!")44}45import "fmt"46func main() {47    fmt.Println("Hello World!")48}49import "fmt"50func main() {51    fmt.Println("Hello World!")52}53import "fmt"54func main() {55    fmt.Println("Hello World

putText

Using AI Code Generation

1import (2func main() {3    img := image.NewRGBA(image.Rect(0, 0, 1000, 1000))4    red := color.RGBA{255, 0, 0, 255}5    green := color.RGBA{0, 255, 0, 255}6    blue := color.RGBA{0, 0, 255, 255}7    for i := 0; i < 1000; i++ {8        for j := 0; j < 1000; j++ {9            img.Set(i, j, red)10        }11    }12    for i := 100; i < 900; i++ {13        for j := 100; j < 900; j++ {14            img.Set(i, j, green)15        }16    }17    for i := 200; i < 800; i++ {18        for j := 200; j < 800; j++ {19            img.Set(i, j, blue)20        }21    }22    for i := 0; i < 1000; i++ {23        for j := 0; j < 1000; j++ {24            if i == j {25                img.Set(i, j, color.RGBA{255, 255, 255, 255})26            }27        }28    }29    myImageFile, _ := os.Create("myImage.jpg")30    jpeg.Encode(myImageFile, img, &opt)31    myImageFile.Close()32    myImageFile, _ = os.Open("myImage.jpg")33    myImage, _ := jpeg.Decode(myImageFile)34    dst := image.NewRGBA(myImage.Bounds())35    draw.Draw(dst, myImage.Bounds(), myImage, image.ZP, draw.Src)

putText

Using AI Code Generation

1import "fmt"2func main() {3  fmt.Println("Hello World")4}5import "fmt"6func main() {7  fmt.Println("Hello World")8}9import "fmt"10func main() {11  fmt.Println("Hello World")12}13import "fmt"14func main() {15  fmt.Println("Hello World")16}17import "fmt"18func main() {19  fmt.Println("Hello World")20}21import "fmt"22func main() {23  fmt.Println("Hello World")24}25import "fmt"26func main() {27  fmt.Println("Hello World")28}29import "fmt"30func main() {31  fmt.Println("Hello World")32}33import "fmt"34func main() {35  fmt.Println("Hello World")36}37import "fmt"38func main() {39  fmt.Println("Hello World")40}41import "fmt"42func main() {43  fmt.Println("Hello World")44}45import "fmt"46func main() {47  fmt.Println("Hello World")48}49import "fmt"50func main() {51  fmt.Println("Hello World")52}53import "fmt"54func main() {55  fmt.Println("Hello World

putText

Using AI Code Generation

1import (2func main() {3	m := image.NewRGBA(image.Rect(0, 0, 800, 600))4	draw.Draw(m, m.Bounds(), &image.Uniform{color.White}, image.ZP, draw.Src)5	f, err := os.Create("out.jpg")6	if err != nil {7		log.Fatal(err)8	}9	err = jpeg.Encode(f, m, &jpeg.Options{jpeg.DefaultQuality})10	if err != nil {11		log.Fatal(err)12	}13}14import (15func main() {16	m := image.NewRGBA(image.Rect(0, 0, 800, 600))17	draw.Draw(m, m.Bounds(), &image.Uniform{color.White}, image.ZP, draw.Src)

putText

Using AI Code Generation

1import (2func main() {3    img := opencv.LoadImage("1.jpg")4    defer img.Release()5    font := opencv.InitFont(opencv.CV_FONT_HERSHEY_COMPLEX, 1, 1, 0, 1, 8)6    opencv.PutText(img, "Hello, world!", opencv.Point{50, 50}, font, opencv.Scalar{0, 255, 0, 0})7    opencv.SaveImage("2.jpg", img, 0)8    fmt.Println("Image saved to 2.jpg")9}10import (11func main() {12    img := opencv.LoadImage("1.jpg")13    defer img.Release()14    font := opencv.InitFont(opencv.CV_FONT_HERSHEY_COMPLEX, 1, 1, 0, 1, 8)15    img.PutText("Hello, world!", opencv.Point{50, 50}, font, opencv.Scalar{0, 255, 0, 0})16    opencv.SaveImage("2.jpg", img, 0)17    fmt.Println("Image saved to 2.jpg")18}

putText

Using AI Code Generation

1import (2func main() {3	src := gocv.IMRead("test.png", gocv.IMReadColor)4	if src.Empty() {5		fmt.Println("Error reading image from: ", "test.png")6	}7	defer src.Close()8	dst := gocv.NewMat()9	defer dst.Close()10	gocv.CvtColor(src, &dst, gocv.ColorBGRToGray)11	window := gocv.NewWindow("Put Text")12	defer window.Close()13	window.IMShow(dst)14	window.WaitKey(0)15}16import (17func main() {18	src := gocv.IMRead("test.png", gocv.IMReadColor)19	if src.Empty() {20		fmt.Println("Error reading image from: ", "test.png")21	}22	defer src.Close()23	dst := gocv.NewMat()24	defer dst.Close()25	gocv.CvtColor(src, &dst, gocv.ColorBGRToGray)26	window := gocv.NewWindow("Put Text")27	defer window.Close()28	window.IMShow(dst)29	window.WaitKey(0)30}31import (

putText

Using AI Code Generation

1import "gocv.io/x/gocv"2func main() {3	img := gocv.IMRead("test.png", gocv.IMReadColor)4	if img.Empty() {5		panic("Error reading image")6	}7	s := img.Size()8	scale := float64(s[0]) / 400.09	thick := int(math.Ceil(scale * 1.5))10	size := gocv.GetTextSize("Hello World", ft, scale, thick, &baseline)11	pt := image.Pt((s[0]-size.X)/2, (s[1]+size.Y)/2)12	gocv.PutText(&img, "Hello World", pt, ft, scale, color.RGBA{0, 0, 255, 0}, thick)13	gocv.IMWrite("result.png", img)14	gocv.DestroyAllWindows()15}16scale := float64(s[0]) / 400.017thick := int(math.Ceil(scale * 1.5))18size := gocv.GetTextSize("Hello World", ft, scale, thick, &baseline)19pt := image.Pt((s[0]-size.X)/2, (s[1]+size.Y)/2)

putText

Using AI Code Generation

1import (2func main() {3	imageFile, err := os.Open("1.jpg")4	if err != nil {5		fmt.Println(err)6	}7	defer imageFile.Close()8	image, _, err := image.Decode(imageFile)9	if err != nil {10		fmt.Println(err)11	}12	newImageFile, err := os.Create("2.jpg")13	if err != nil {14		fmt.Println(err)15	}16	defer newImageFile.Close()17	newImage := image.NewRGBA(image.Bounds())18	color := color.RGBA{255, 255, 255, 255}19	image = putText(image, "Hello World", color, x, y, fontSize)20	jpeg.Encode(newImageFile, newImage, nil)21}22func putText(img image.Image, text string, color color.RGBA, x int, y int, fontSize float64) image.Image {23	newImage := image.NewRGBA(img.Bounds())24	draw.Draw(newImage, newImage.Bounds(), img, image.Point{0, 0}, draw.Src)25	font, err := freetype.ParseFont(goregular.TTF)26	if err != nil {27		fmt.Println(err)28	}29	c := freetype.NewContext()30	c.SetDPI(72)31	c.SetFont(font)32	c.SetFontSize(12)33	c.SetClip(newImage.Bounds())34	c.SetDst(newImage)35	c.SetSrc(image.NewUniform(color))36	c.SetFontSize(fontSize)37	pt := freetype.Pt(x, y+int(c.PointToFixed(fontSize)>>6))38	_, err = c.DrawString(text, pt)39	if err != nil {40		fmt.Println(err

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.