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Minho
2017-05-13 14:43:03 +08:00
parent d3427ba2a7
commit d02768aad0
3 changed files with 22 additions and 20 deletions
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14
graphics/file.go
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@@ -2,17 +2,18 @@ package graphics
import (
"image"
"image/gif"
"image/jpeg"
"image/png"
"os"
"path/filepath"
"strings"
"image/jpeg"
"image/png"
"image/gif"
)
// 将图片保存到指定的路径
func SaveImage(p string, src image.Image) error {
f, err := os.OpenFile( p, os.O_SYNC | os.O_RDWR | os.O_CREATE, 0666)
f, err := os.OpenFile(p, os.O_SYNC|os.O_RDWR|os.O_CREATE, 0666)
if err != nil {
return err
@@ -22,11 +23,12 @@ func SaveImage(p string, src image.Image) error {
if strings.EqualFold(ext, ".jpg") || strings.EqualFold(ext, ".jpeg") {
err = jpeg.Encode(f, src, &jpeg.Options{Quality : 100 })
err = jpeg.Encode(f, src, &jpeg.Options{Quality: 80})
} else if strings.EqualFold(ext, ".png") {
err = png.Encode(f, src)
} else if strings.EqualFold(ext, ".gif") {
err = gif.Encode(f, src, &gif.Options{NumColors : 256})
err = gif.Encode(f, src, &gif.Options{NumColors: 256})
}
return err
}