代码拉取完成，页面将自动刷新
English | 中文
Go Captcha 是行为式验证码，支持文本/图形点选、滑动/拖拽、旋转等验证模式。
⭐️ 如果能帮助到你，请随手给点一个star
QQ交流群：178498936
$ set GO111MODULE=on
$ set GOPROXY=https://goproxy.io,direct
### The Golang 1.13+ can be executed directly
$ go env -w GO111MODULE=on
$ go env -w GOPROXY=https://goproxy.io,direct
$ export GO111MODULE=on
$ export GOPROXY=https://goproxy.io,direct
### or
$ echo "export GO111MODULE=on" >> ~/.profile
$ echo "export GOPROXY=https://goproxy.cn,direct" >> ~/.profile
$ source ~/.profile
$ go get -u github.com/wenlng/go-captcha/v2@latest
package main
import "github.com/wenlng/go-captcha/v2"
func main(){
// ....
}
package main
import (
"encoding/json"
"fmt"
"image"
"log"
"io/ioutil"
"github.com/golang/freetype"
"github.com/golang/freetype/truetype"
"github.com/wenlng/go-captcha/v2/base/option"
"github.com/wenlng/go-captcha/v2/click"
"github.com/wenlng/go-captcha/v2/base/codec"
)
var textCapt click.Captcha
func init() {
builder := click.NewBuilder(
click.WithRangeLen(option.RangeVal{Min: 4, Max: 6}),
click.WithRangeVerifyLen(option.RangeVal{Min: 2, Max: 4}),
)
// 可以使用预置的素材资源：https://github.com/wenlng/go-captcha-assets
fontN, err := loadFont("../resources/fzshengsksjw_cu.ttf")
if err != nil {
log.Fatalln(err)
}
bgImage, err := loadPng("../resources/bg.png")
if err != nil {
log.Fatalln(err)
}
builder.SetResources(
click.WithChars([]string{"这", "是", "随", "机", "的", "文", "本", "种", "子", "呀"}),
click.WithFonts([]*truetype.Font{
fontN,
}),
click.WithBackgrounds([]image.Image{
bgImage,
}),
)
textCapt = builder.Make()
}
func loadPng(p string) (image.Image, error) {
imgBytes, err := ioutil.ReadFile(p)
if err != nil {
return nil, err
}
return codec.DecodeByteToPng(imgBytes)
}
func loadFont(p string) (*truetype.Font, error) {
fontBytes, err := ioutil.ReadFile(p)
if err != nil {
panic(err)
}
return freetype.ParseFont(fontBytes)
}
func main() {
captData, err := textCapt.Generate()
if err != nil {
log.Fatalln(err)
}
dotData := captData.GetData()
if dotData == nil {
log.Fatalln(">>>>> generate err")
}
dots, _ := json.Marshal(dotData)
fmt.Println(">>>>> ", string(dots))
var mBase64, tBase64 string
mBase64, err = captData.GetMasterImage().ToBase64()
if err != nil {
fmt.Println(err)
}
tBase64, err = captData.GetThumbImage().ToBase64()
if err != nil {
fmt.Println(err)
}
fmt.Println(">>>>> ", mBase64)
fmt.Println(">>>>> ", tBase64)
//err = captData.GetMasterImage().SaveToFile("../resources/master.jpg", option.QualityNone)
//if err != nil {
// fmt.Println(err)
//}
//err = captData.GetThumbImage().SaveToFile("../resources/thumb.png")
//if err != nil {
// fmt.Println(err)
//}
}
click.NewBuilder(click.WithXxx(), ...) 或 builder.SetOptions(click.WithXxx(), ...)
click.WithImageSize(option.Size) 设置主图尺寸，默认 300x220
click.WithRangeLen(option.RangeVal) 设置随机内容长度范围
click.WithRangeAnglePos([]option.RangeVal) 设置随机角度范围
click.WithRangeSize(option.RangeVal) 设置随机内容大小范围
click.WithRangeColors([]string) 设置随机颜色
click.WithDisplayShadow(bool) 设置是否显示阴影
click.WithShadowColor(string) 设置阴影颜色
click.WithShadowPoint(option.Point) 设置阴影偏移位置
click.WithImageAlpha(float32) 设置主图透明度
click.WithUseShapeOriginalColor(bool) 设置是否使用图形原始颜色，"图形点选"有效
click.WithThumbImageSize(option.Size) 设置缩略尺寸，默认 150x40
click.WithRangeVerifyLen(option.RangeVal) 设置校验内容的随机长度范围
click.WithDisabledRangeVerifyLen(bool) 禁用校验内容的随机长度，与主图内容的长度保持一致
click.WithRangeThumbSize(option.RangeVal) 设置随机缩略内容随机大小范围
click.WithRangeThumbColors([]string) 设置缩略随机颜色范围
click.WithRangeThumbBgColors([]string) 设置缩略随机背景颜色范围
click.WithIsThumbNonDeformAbility(bool) 设置缩略图内容不变形，不受背景影响
click.WithThumbBgDistort(int) 设置缩略图背景扭曲 option.DistortLevel1 至 option.DistortLevel5
click.WithThumbBgCirclesNum(int) 设置缩略图绘制小圆点数量
click.WithThumbBgSlimLineNum(int) 设置缩略图绘制线条数量
builder.SetResources(click.WithXxx(), ...)
package main
import (
"encoding/json"
"fmt"
"image"
"log"
"io/ioutil"
"github.com/wenlng/go-captcha/v2/base/option"
"github.com/wenlng/go-captcha/v2/slide"
"github.com/wenlng/go-captcha/v2/base/codec"
)
var slideTileCapt slide.Captcha
func init() {
builder := slide.NewBuilder()
// 可以使用预置的素材资源：https://github.com/wenlng/go-captcha-assets
bgImage, err := loadPng("../resources/bg.png")
if err != nil {
log.Fatalln(err)
}
bgImage1, err := loadPng("../resources/bg1.png")
if err != nil {
log.Fatalln(err)
}
graphs := getSlideTileGraphArr()
builder.SetResources(
slide.WithGraphImages(graphs),
slide.WithBackgrounds([]image.Image{
bgImage,
bgImage1,
}),
)
slideTileCapt = builder.Make()
}
func getSlideTileGraphArr() []*slide.GraphImage {
tileImage1, err := loadPng("../resources/tile-1.png")
if err != nil {
log.Fatalln(err)
}
tileShadowImage1, err := loadPng("../resources/tile-shadow-1.png")
if err != nil {
log.Fatalln(err)
}
tileMaskImage1, err := loadPng("../resources/tile-mask-1.png")
if err != nil {
log.Fatalln(err)
}
return []*slide.GraphImage{
{
OverlayImage: tileImage1,
ShadowImage: tileShadowImage1,
MaskImage: tileMaskImage1,
},
}
}
func main() {
captData, err := slideTileCapt.Generate()
if err != nil {
log.Fatalln(err)
}
blockData := captData.GetData()
if blockData == nil {
log.Fatalln(">>>>> generate err")
}
block, _ := json.Marshal(blockData)
fmt.Println(">>>>>", string(block))
var mBase64, tBase64 string
mBase64, err = captData.GetMasterImage().ToBase64()
if err != nil {
fmt.Println(err)
}
tBase64, err = captData.GetTileImage().ToBase64()
if err != nil {
fmt.Println(err)
}
fmt.Println(">>>>> ", mBase64)
fmt.Println(">>>>> ", tBase64)
//err = captData.GetMasterImage().SaveToFile("../resources/master.jpg", option.QualityNone)
//if err != nil {
// fmt.Println(err)
//}
//err = captData.GetTileImage().SaveToFile("../resources/thumb.png")
//if err != nil {
// fmt.Println(err)
//}
}
func loadPng(p string) (image.Image, error) {
imgBytes, err := ioutil.ReadFile(p)
if err != nil {
return nil, err
}
return codec.DecodeByteToPng(imgBytes)
}
slide.NewBuilder(slide.WithXxx(), ...) 或 builder.SetOptions(slide.WithXxx(), ...)
builder.SetResources(slide.WithXxx(), ...)
package main
import (
"encoding/json"
"fmt"
"image"
"log"
"io/ioutil"
"github.com/wenlng/go-captcha/v2/rotate"
"github.com/wenlng/go-captcha/v2/base/codec"
)
var rotateCapt rotate.Captcha
func init() {
builder := rotate.NewBuilder()
// 可以使用预置的素材资源：https://github.com/wenlng/go-captcha-assets
bgImage, err := loadPng("../resources/bg.png")
if err != nil {
log.Fatalln(err)
}
bgImage1, err := loadPng("../resources/bg1.png")
if err != nil {
log.Fatalln(err)
}
builder.SetResources(
rotate.WithImages([]image.Image{
bgImage,
bgImage1,
}),
)
rotateCapt = builder.Make()
}
func main() {
captData, err := rotateCapt.Generate()
if err != nil {
log.Fatalln(err)
}
blockData := captData.GetData()
if blockData == nil {
log.Fatalln(">>>>> generate err")
}
block, _ := json.Marshal(blockData)
fmt.Println(">>>>>", string(block))
var mBase64, tBase64 string
mBase64, err = captData.GetMasterImage().ToBase64()
if err != nil {
fmt.Println(err)
}
tBase64, err = captData.GetThumbImage().ToBase64()
if err != nil {
fmt.Println(err)
}
fmt.Println(">>>>> ", mBase64)
fmt.Println(">>>>> ", tBase64)
//err = captData.GetMasterImage().SaveToFile("../resources/master.png")
//if err != nil {
// fmt.Println(err)
//}
//err = captData.GetThumbImage().SaveToFile("../resources/thumb.png")
//if err != nil {
// fmt.Println(err)
//}
}
func loadPng(p string) (image.Image, error) {
imgBytes, err := ioutil.ReadFile(p)
if err != nil {
return nil, err
}
return codec.DecodeByteToPng(imgBytes)
}
rotate.NewBuilder(rotate.WithXxx(), ...) 或 builder.SetOptions(rotate.WithXxx(), ...)
builder.SetResources(rotate.WithXxx(), ...)
如果觉得项目有帮助，可以请作者喝杯咖啡 🍹
Go Captcha source code is licensed under the Apache Licence, Version 2.0 http://www.apache.org/licenses/LICENSE-2.0.html
此处可能存在不合适展示的内容，页面不予展示。您可通过相关编辑功能自查并修改。
如您确认内容无涉及 不当用语 / 纯广告导流 / 暴力 / 低俗色情 / 侵权 / 盗版 / 虚假 / 无价值内容或违法国家有关法律法规的内容，可点击提交进行申诉，我们将尽快为您处理。
马建仓 AI 助手