From 4c7890a506f95bfc8d06a75dbf6150bb8fcad1bb Mon Sep 17 00:00:00 2001
From: liuxiaolong <736321739@qq.com>
Date: 星期六, 28 九月 2019 15:28:32 +0800
Subject: [PATCH] add logger
---
extend/util/util.go | 49 ++++++++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 48 insertions(+), 1 deletions(-)
diff --git a/extend/util/util.go b/extend/util/util.go
index a4a66ca..16aecd5 100644
--- a/extend/util/util.go
+++ b/extend/util/util.go
@@ -7,9 +7,12 @@
"errors"
"github.com/gin-gonic/gin"
"github.com/golang/glog"
+ "github.com/pierrec/lz4"
"gocv.io/x/gocv"
"image"
+ "io/ioutil"
"net"
+ "net/http"
"os/exec"
"strconv"
"webserver/extend/code"
@@ -74,6 +77,19 @@
// data[t.Field(i).Name] = v.Field(i).Interface()
//}
//return data
+}
+
+func ReadImgData(url string) ([]byte,error) {
+ resp,err := http.Get(url)
+ if err !=nil {
+ return nil,err
+ }
+ defer resp.Body.Close()
+ pix,err := ioutil.ReadAll(resp.Body)
+ if err !=nil {
+ return nil,err
+ }
+ return pix,nil
}
// 鎸夊昂瀵稿幓鍒囧浘
@@ -192,6 +208,37 @@
}
func ParseScore(compareScore float32) float32 {
+ if compareScore < 1 {
+ compareScore = compareScore * 100
+ }
f, _ := strconv.ParseFloat(fmt.Sprintf("%2.2f", compareScore), 32)
return float32(f)
-}
\ No newline at end of file
+}
+
+// UnCompress uncompress
+func UnCompress(in []byte) ([]byte, error) {
+ out := make([]byte, 10*len(in))
+ n, err := lz4.UncompressBlock(in, out)
+ if err != nil {
+ fmt.Println(err)
+ return nil, err
+ }
+ out = out[:n] // uncompressed data
+ return out, nil
+}
+
+// Compress compress
+func Compress(in []byte) ([]byte, error) {
+ out := make([]byte, len(in))
+ ht := make([]int, 64<<10) // buffer for the compression table
+ n, err := lz4.CompressBlock(in, out, ht)
+ if err != nil {
+ fmt.Println(err)
+ return nil, err
+ }
+ if n >= len(in) {
+ fmt.Println("image is not compressible")
+ }
+ out = out[:n] // compressed data
+ return out, nil
+}
--
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