add ffmpeg.Check()

cliapps/ffmpeg/checker.go

@@ -0,0 +1,32 @@
+package ffmpeg
+
+import (
+	"errors"
+	"os"
+	"os/exec"
+	"path/filepath"
+)
+
+func Check(file string) error {
+	stat, err := os.Stat(file)
+	if err != nil || stat.IsDir() {
+		return errors.New("file not found")
+	}
+	appPath := filepath.Join(
+		ffmpegPath,
+		`ffmpeg`,
+	)
+	// ffmpeg -v error -i your_video_file.mp4 -f null -
+	cmd := exec.Command(
+		appPath,
+		`-v`,
+		`error`,
+		`-i`,
+		file,
+		`-f`,
+		`null`,
+		`-`,
+	)
+	err = cmd.Run()
+	return err
+}