投稿テスト

1. package main
3. import (
4. "fmt"
5. "image"
6. "image/jpeg"
7. "log"
8. "os"
9. "path/filepath"
10. "github.com/nfnt/resize"
11. )
13. func onError(err error) {
14. if err != nil {
15. log.Fatal(err)
16. }
17. }
19. func main() {
20. var (
21. rw, rh uint
22. )
23. if len(os.Args) < 2 {
24. log.Fatal("Not File")
25. }
26. //Get image size
27. file, err := os.Open(os.Args[1])
28. _, inFileName := filepath.Split(file.Name())
30. fmt.Printf(inFileName)
31. onError(err)
32. imgf, _, err := image.DecodeConfig(file)
33. file.Close()
34. w := imgf.Width
35. h := imgf.Height
36. fmt.Printf("Width=%d Height=%d", w, h)

package main

import (
	"fmt"
	"image"
	"image/jpeg"
	"log"
	"os"
	"path/filepath"
	"github.com/nfnt/resize"
)

func onError(err error) {
	if err != nil {
		log.Fatal(err)
	}
}

func main() {
	var (
		rw, rh uint
	)
	if len(os.Args) < 2 {
		log.Fatal("Not File")
	}
	//Get image size
	file, err := os.Open(os.Args[1])
	_, inFileName := filepath.Split(file.Name())

	fmt.Printf(inFileName)
	onError(err)
	imgf, _, err := image.DecodeConfig(file)
	file.Close()
	w := imgf.Width
	h := imgf.Height
	fmt.Printf("Width=%d Height=%d", w, h)