refactor ffmpeg, download styling

ytdlp/ytdlp.go

@@ -2,7 +2,6 @@ package ytdlp
 
 import (
 	"bytes"
-	"fmt"
 	"os/exec"
 	"strings"
 )
@@ -25,11 +24,3 @@ func Run(args ...string) ([]byte, []byte, error) {
 	log.Infoln("stderr:", stderr.String())
 	return stdout.Bytes(), stderr.Bytes(), err
 }
-
-func Clip(src, dst string, from, to float64) error {
-	_, _, err := Run("-i", src,
-		"-ss", fmt.Sprintf("%f", from),
-		"-to", fmt.Sprintf("%f", to),
-		dst)
-	return err
-}