fumiama/imago
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增加samediff

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fumiama
2021-08-10 18:00:40 +08:00
parent 22632adb67
commit ae2d8ad09f
2 changed files with 6 additions and 6 deletions
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4
README.md
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@@ -14,8 +14,8 @@ Get hamming distance between two dhash strings
Scan all images like 编码后哈希.webp
### func Pick(exclude []string) string
Pick a random image
### func Saveimgbytes(b []byte, imgdir string, uid string, force bool) (string, string)
### func Saveimg(r io.Reader, imgdir string, uid string) (string, string)
### func Saveimgbytes(b []byte, imgdir string, uid string, force bool, samediff int) (string, string)
### func Saveimg(r io.Reader, imgdir string, uid string, samediff int) (string, string)
Save image into imgdir with name like 编码后哈希.webp
Return value: status, dhash
### func Addimage(name string)

8
storage.go
View File

@@ -70,7 +70,7 @@ func Addimage(name string) {
}
// Saveimgbytes Save image into imgdir with name like 编码后哈希.webp Return value: status, dhash
func Saveimgbytes(b []byte, imgdir string, uid string, force bool) (string, string) {
func Saveimgbytes(b []byte, imgdir string, uid string, force bool, samediff int) (string, string) {
r := bytes.NewReader(b)
img, _, err := image.Decode(r)
iswebp := false
@@ -95,7 +95,7 @@ func Saveimgbytes(b []byte, imgdir string, uid string, force bool) (string, stri
} else {
for _, name := range images["sum"] {
diff, err := HammDistance(dh, name)
if err == nil && diff < 10 { // 认为是一张图片
if err == nil && diff < samediff { // 认为是一张图片
log.Debugf("[saveimg] old %s.\n", name)
return "\"stat\":\"exist\", \"img\": \"" + url.QueryEscape(name) + "\"", name
}
@@ -127,10 +127,10 @@ func Saveimgbytes(b []byte, imgdir string, uid string, force bool) (string, stri
}
// Saveimg Save image into imgdir with name like 编码后哈希.webp Return value: status, dhash
func Saveimg(r io.Reader, imgdir string, uid string) (string, string) {
func Saveimg(r io.Reader, imgdir string, uid string, samediff int) (string, string) {
imgbuff := make([]byte, 1024*1024) // 1m
r.Read(imgbuff)
return Saveimgbytes(imgbuff, imgdir, uid, false)
return Saveimgbytes(imgbuff, imgdir, uid, false, samediff)
}
// Scanimgs Scan all images like 编码后哈希.webp