style: use &str instead of String

Author: icecreammatt

src/ffmpeg.rs

@@ -54,7 +54,7 @@ pub fn create_thumbnails(input: &str, output: &str) {
     run_command(&command);
 }
 
-pub fn create_hls_encoding(input: String, output: String) {
+pub fn create_hls_encoding(input: &str, output: &str) {
     println!("\npub create_hls_encoding");
 
     if fs::metadata(&output).is_err() {

src/main.rs

@@ -111,7 +111,7 @@ fn main() {
 
     let gen_hls = matches.is_present(Flags::Hls.as_str());
     if gen_hls {
-        create_hls_encoding(out.file_name, path);
+        create_hls_encoding(&out.file_name, &path);
     }
 
     /*