From 04dfa328304ea805d93d04b577058f07b669bf14 Mon Sep 17 00:00:00 2001
From: panlei <2799247126@qq.com>
Date: 星期二, 02 七月 2019 18:16:50 +0800
Subject: [PATCH] 调整yolo报警策略

---
 util/simpleCV.go |  136 ++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 133 insertions(+), 3 deletions(-)

diff --git a/util/simpleCV.go b/util/simpleCV.go
index 05827b1..c0d6558 100644
--- a/util/simpleCV.go
+++ b/util/simpleCV.go
@@ -1,11 +1,23 @@
 package util
 
 import (
+	"basic.com/pubsub/protomsg.git"
+	"bufio"
+	"bytes"
+	"encoding/json"
+	"errors"
 	"fmt"
+	"gocv.io/x/gocv"
 	"image"
 	"image/color"
-
-	"gocv.io/x/gocv"
+	"io"
+	"log"
+	"mime/multipart"
+	"net/http"
+	"os"
+	"ruleprocess/cache"
+	"ruleprocess/ruleserver"
+	"time"
 )
 
 func CvRTSP() {
@@ -14,7 +26,6 @@
 	webcam, _ := gocv.OpenVideoCapture(url)
 	window := gocv.NewWindow("Hello")
 	img := gocv.NewMat()
-
 	for {
 		webcam.Read(&img)
 		window.IMShow(img)
@@ -149,3 +160,122 @@
 		}
 	}
 }
+
+func DrawPolygonOnImage(cameraId string, img protomsg.Image) (maps map[string]interface{}, err0 error) {
+	// draw the rook
+	//ddd, err := RetrieveROM("/home/user/workspace/ruleprocess/util/105.jpg")
+	//if err != nil {
+	//	fmt.Println("瑙g爜鏈夎",err)
+	//}
+	//bbb := bytes.NewBuffer(ddd)  // 蹇呴』鍔犱竴涓猙uffer 涓嶇劧娌℃湁read鏂规硶灏变細鎶ラ敊
+	//rook,_ := gocv.IMDecode(bbb.Bytes(),gocv.IMReadColor)
+	rook, _ := gocv.NewMatFromBytes(int(img.Height), int(img.Width), gocv.MatTypeCV8UC3, img.Data)
+	//rook := gocv.IMRead("/home/user/workspace/ruleprocess/util/105.jpg",gocv.IMReadColor)
+	defer rook.Close()
+
+	red := color.RGBA{255, 0, 0, 0}
+	//points := [][]image.Point{
+	//	{
+	//		image.Pt(100., 100),
+	//		image.Pt(100., 400),
+	//		image.Pt(400, 400),
+	//		image.Pt(400, 100),
+	//	},
+	//}
+	//gocv.FillPoly(&rook, points, green)
+	// 鏌ュ埌鎽勫儚鏈烘墍鏈夌殑鍖哄煙骞剁敾妗�
+	var cameraPolygons []protomsg.CameraPolygon
+	cameraPolygons = cache.GetPolygonsByCameraId(cameraId)
+	for _, polygon := range cameraPolygons {
+		points := ruleserver.Json2points(polygon.Polygon)
+		for index := 0; index < len(points); index++ {
+			if index == len(points)-1 { // 闂悎鍥惧舰
+				gocv.Line(&rook, image.Pt(int(points[index].X), int(points[index].Y)), image.Pt(int(points[0].X), int(points[0].Y)), red, 2)
+			} else {
+				gocv.Line(&rook, image.Pt(int(points[index].X), int(points[index].Y)), image.Pt(int(points[index+1].X), int(points[index+1].Y)), red, 2)
+			}
+
+		}
+	}
+
+	//return nil,nil
+	// 涓婁紶
+	fdata, _ := gocv.IMEncode(".jpg", rook)
+	body := &bytes.Buffer{}
+	writer := multipart.NewWriter(body)
+	_, err1 := writer.CreateFormFile("file", "fasjuierf")
+	if err1 != nil {
+		return nil, err1
+	}
+	boundary := writer.Boundary()
+	//close_string := fmt.Sprintf("\r\n--%s--\r\n", boundary)
+	close_buf := bytes.NewBufferString(fmt.Sprintf("\r\n--%s--\r\n", boundary))
+	file := bytes.NewBuffer(fdata)
+	request_reader := io.MultiReader(body, file, close_buf)
+	//_, err = io.Copy(part, file)
+	//writer.WriteField(key, val)
+	request, err := http.NewRequest("POST", "http://192.168.1.182:6333/submit", request_reader)
+	request.Header.Add("Content-Type", writer.FormDataContentType())
+	timeout := time.Duration(5 * time.Second) //瓒呮椂鏃堕棿50ms
+	client := &http.Client{Timeout: timeout}
+	resp, err := client.Do(request)
+	if err != nil {
+		log.Fatal(err)
+		return nil, err
+	}
+	defer func() {
+		if r := recover(); r != nil {
+			fmt.Printf("panic鐨勫唴瀹�%v\n", r)
+			msg := "涓婁紶鍥剧墖鏈嶅姟鍣ㄥ紓甯�"
+			if _, ok := r.(error); ok {
+				msg = r.(error).Error()
+				fmt.Println("panic--recover()寰楀埌鐨勬槸error绫诲瀷")
+			}
+			if _, ok := r.(string); ok {
+				msg = r.(string)
+				fmt.Println("panic--recover()寰楀埌鐨勬槸string绫诲瀷")
+			}
+			err0 = errors.New(msg)
+		}
+	}()
+	defer resp.Body.Close()
+	{
+		body := &bytes.Buffer{}
+		_, err := body.ReadFrom(resp.Body)
+		if err != nil {
+			log.Fatal(err)
+		}
+		fmt.Println(resp.StatusCode)
+		//fmt.Println(resp.Header)
+		fmt.Println(body)
+		//decoder := json.NewDecoder(strings.NewReader(body.String()))
+		decoder := make(map[string]interface{})
+		if err := json.Unmarshal([]byte(body.String()), &decoder); err != nil {
+			return nil, err
+		}
+		return decoder, nil
+	}
+}
+
+// 鎶婂浘鐗囪浆鎴愪簩杩涘埗娴�
+func RetrieveROM(filename string) ([]byte, error) {
+	file, err := os.Open(filename)
+
+	if err != nil {
+		return nil, err
+	}
+	defer file.Close()
+
+	stats, statsErr := file.Stat()
+	if statsErr != nil {
+		return nil, statsErr
+	}
+
+	var size int64 = stats.Size()
+	bytes := make([]byte, size)
+
+	bufr := bufio.NewReader(file)
+	_, err = bufr.Read(bytes)
+
+	return bytes, err
+}

--
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