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Features: - Go + CGO ONNX/OpenCV wrapper for high performance - SQLite (default) / MySQL database support - Optional Redis caching - JWT authentication system - Multiple captcha recognition APIs: - OCR text recognition - Slider captcha matching - Image similarity comparison - Rotation captcha detection - Object detection - React frontend with install wizard - Docker and docker-compose support - Gitea CI/CD pipeline Project structure: - cmd/server: Main entry point - internal/: Core business logic - pkg/onnx: ONNX Runtime CGO wrapper - pkg/opencv: OpenCV CGO wrapper - web/: React frontend - deploy/: Deployment configs - scripts/: Utility scripts
146 lines
3.0 KiB
Go
146 lines
3.0 KiB
Go
package opencv
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/*
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#cgo CXXFLAGS: -std=c++17
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#cgo linux LDFLAGS: -lopencv_core -lopencv_imgproc -lopencv_imgcodecs -lopencv_objdetect
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#cgo darwin LDFLAGS: -lopencv_core -lopencv_imgproc -lopencv_imgcodecs -lopencv_objdetect
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#include <stdlib.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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// 图像结构
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typedef struct {
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unsigned char* data;
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int width;
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int height;
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int channels;
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} Image;
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// 图像操作
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Image* cv_imdecode(const unsigned char* buf, size_t size);
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void cv_image_free(Image* img);
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// 滑块匹配
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int cv_slider_match(const Image* target, const Image* background, int* out_x);
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int cv_slider_comparison(const Image* target, const Image* background, int* out_x);
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// 旋转检测
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float cv_detect_rotation(const Image* img);
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// 模板匹配
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int cv_template_match(const Image* src, const Image* templ, double* max_val, int* max_x, int* max_y);
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// 特征点检测
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int cv_detect_features(const Image* img, int** points_x, int** points_y, int* count);
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// 图像相似度
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float cv_compare_similarity(const Image* img1, const Image* img2);
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// 错误信息
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const char* cv_get_last_error();
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#ifdef __cplusplus
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}
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#endif
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*/
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import "C"
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import (
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"encoding/base64"
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"errors"
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"fmt"
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"unsafe"
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)
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// Image 封装图像数据
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type Image struct {
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img *C.Image
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}
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// DecodeFromBase64 从 Base64 解码图像
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func DecodeFromBase64(data string) (*Image, error) {
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decoded, err := base64.StdEncoding.DecodeString(data)
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if err != nil {
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return nil, fmt.Errorf("base64 解码失败: %v", err)
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}
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img := C.cv_imdecode(
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(*C.uchar)(unsafe.Pointer(&decoded[0])),
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C.size_t(len(decoded)),
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)
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if img == nil {
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return nil, errors.New(C.GoString(C.cv_get_last_error()))
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}
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return &Image{img: img}, nil
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}
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// Free 释放图像内存
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func (i *Image) Free() {
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if i.img != nil {
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C.cv_image_free(i.img)
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i.img = nil
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}
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}
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// Width 获取宽度
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func (i *Image) Width() int {
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return int(i.img.width)
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}
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// Height 获取高度
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func (i *Image) Height() int {
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return int(i.img.height)
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}
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// SliderMatch 滑块缺口匹配
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func SliderMatch(target, background *Image) (int, error) {
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var outX C.int
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result := C.cv_slider_match(
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(*C.Image)(target.img),
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(*C.Image)(background.img),
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&outX,
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)
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if result != 0 {
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return 0, errors.New(C.GoString(C.cv_get_last_error()))
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}
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return int(outX), nil
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}
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// SliderComparison 阴影滑块匹配
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func SliderComparison(target, background *Image) (int, error) {
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var outX C.int
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result := C.cv_slider_comparison(
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(*C.Image)(target.img),
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(*C.Image)(background.img),
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&outX,
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)
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if result != 0 {
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return 0, errors.New(C.GoString(C.cv_get_last_error()))
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}
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return int(outX), nil
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}
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// DetectRotation 检测旋转角度
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func DetectRotation(img *Image) (float32, error) {
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angle := C.cv_detect_rotation((*C.Image)(img.img))
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return float32(angle), nil
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}
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// CompareSimilarity 比较图像相似度
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func CompareSimilarity(img1, img2 *Image) (float32, error) {
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similarity := C.cv_compare_similarity(
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(*C.Image)(img1.img),
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(*C.Image)(img2.img),
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)
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return float32(similarity), nil
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} |