util/image.go
@@ -26,8 +26,8 @@ //defer f.Close() //关闭文件 //jpeg.Encode(f, subImg, nil) //写入文件 log.Println("--------------------------四大金刚:",x0,y0,x1,y1) img,_ := gocv.NewMatFromBytes(50,50,gocv.MatTypeCV8UC3,dbyte) rect := image.Rect(x0,y0,x0+50,y0+50) img,_ := gocv.NewMatFromBytes(720,1280,gocv.MatTypeCV8UC3,dbyte) rect := image.Rect(x0,y0,x1,y1) region := img.Region(rect) bytes, _ := gocv.IMEncode(".jpg", region) return bytes