mirror of
https://github.com/bububa/openvision.git
synced 2025-09-26 17:51:13 +08:00
98 lines
2.1 KiB
Go
98 lines
2.1 KiB
Go
package main
|
|
|
|
import (
|
|
"bytes"
|
|
"fmt"
|
|
"image"
|
|
"image/jpeg"
|
|
"log"
|
|
"os"
|
|
"os/user"
|
|
"path/filepath"
|
|
"strings"
|
|
|
|
"github.com/bububa/openvision/go/common"
|
|
"github.com/bububa/openvision/go/realsr"
|
|
"github.com/bububa/openvision/go/realsr/realesrgan"
|
|
)
|
|
|
|
func main() {
|
|
wd, _ := os.Getwd()
|
|
dataPath := cleanPath(wd, "~/go/src/github.com/bububa/openvision/data")
|
|
imgPath := filepath.Join(dataPath, "./images")
|
|
modelPath := filepath.Join(dataPath, "./models")
|
|
common.CreateGPUInstance()
|
|
defer common.DestroyGPUInstance()
|
|
d := real_esrgan(modelPath)
|
|
defer d.Destroy()
|
|
process(d, imgPath, "realsr-1.jpg")
|
|
}
|
|
|
|
func real_esrgan(modelPath string) realsr.Processer {
|
|
gpuCount := common.GetGPUCount()
|
|
log.Printf("gpu: %d\n", gpuCount)
|
|
modelPath = filepath.Join(modelPath, "realesrgan/x4-jpeg")
|
|
d := realesrgan.NewRealERSGAN(1, false)
|
|
if err := d.LoadModel(modelPath); err != nil {
|
|
log.Fatalln(err)
|
|
}
|
|
return d
|
|
}
|
|
|
|
func process(d realsr.Processer, imgPath string, filename string) {
|
|
inPath := filepath.Join(imgPath, filename)
|
|
imgLoaded, err := loadImage(inPath)
|
|
if err != nil {
|
|
log.Fatalln("load image failed,", err)
|
|
}
|
|
img := common.NewImage(imgLoaded)
|
|
out, err := d.Process(img, 4)
|
|
if err != nil {
|
|
log.Fatalln(err)
|
|
}
|
|
outPath := filepath.Join(imgPath, "./results", fmt.Sprintf("realrs-%s", filename))
|
|
|
|
if err := saveImage(out, outPath); err != nil {
|
|
log.Fatalln(err)
|
|
}
|
|
|
|
}
|
|
|
|
func loadImage(filePath string) (image.Image, error) {
|
|
fn, err := os.Open(filePath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer fn.Close()
|
|
img, _, err := image.Decode(fn)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return img, nil
|
|
}
|
|
|
|
func saveImage(img image.Image, filePath string) error {
|
|
buf := new(bytes.Buffer)
|
|
if err := jpeg.Encode(buf, img, nil); err != nil {
|
|
return err
|
|
}
|
|
fn, err := os.Create(filePath)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer fn.Close()
|
|
fn.Write(buf.Bytes())
|
|
return nil
|
|
}
|
|
|
|
func cleanPath(wd string, path string) string {
|
|
usr, _ := user.Current()
|
|
dir := usr.HomeDir
|
|
if path == "~" {
|
|
return dir
|
|
} else if strings.HasPrefix(path, "~/") {
|
|
return filepath.Join(dir, path[2:])
|
|
}
|
|
return filepath.Join(wd, path)
|
|
}
|