diff --git a/.gitignore b/.gitignore
index ea8c4bf..d569ccf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
-/target
+target
+*.lock
diff --git a/src/font.rs b/src/font.rs
index 9f47acb..0e50725 100644
--- a/src/font.rs
+++ b/src/font.rs
@@ -3,7 +3,10 @@ use font_kit::source::SystemSource;
 pub fn load_fonts(ctx: &egui::Context) {
     let sys = SystemSource::new();
     let font_name = format!("SimHei");
-    let font = sys.select_family_by_name(&font_name).unwrap().fonts()[0]
+    let font = sys
+        .select_family_by_name(&font_name)
+        .unwrap()
+        .fonts()[0]
         .load()
         .unwrap()
         .copy_font_data()
diff --git a/src/ui.rs b/src/ui.rs
index 003c7b7..a744c14 100644
--- a/src/ui.rs
+++ b/src/ui.rs
@@ -28,8 +28,8 @@ struct Config {
 #[derive(Debug, Clone, Default)]
 pub struct Files {
     pub audio: Option<PathBuf>,
-    image: Option<PathBuf>,
-    subtitle: Option<PathBuf>,
+    pub image: Option<PathBuf>,
+    pub subtitle: Option<PathBuf>,
 }
 
 impl Conv {
diff --git a/src/utils.rs b/src/utils.rs
index 3844811..f36b27c 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -16,14 +16,19 @@ fn as_lrc(t: &Transcript) -> String {
         .iter()
         .fold(String::new(), |lrc, fragment| {
             lrc +
+                format!(
+                    "[{:02}:{:02}.{:02}]\n",
+                    fragment.start / 100 / 60,
+                    fragment.start / 100,
+                    fragment.start % 100,
+                ).as_str() +
                 format!(
                     "[{:02}:{:02}.{:02}]{}\n",
                     fragment.start / 100 / 60,
                     fragment.start / 100,
                     fragment.start % 100,
                     fragment.text
-                )
-                    .as_str()
+                ).as_str()
         })
 }
 
@@ -53,6 +58,7 @@ pub fn ffmpeg_merge(audio: Option<PathBuf>, image: Option<PathBuf>, subtitle: Op
             cmd.args([
                 "-loop",
                 "1",
+                "-y",
                 "-i",
                 image.to_str().unwrap(),
             ]);
@@ -60,19 +66,15 @@ pub fn ffmpeg_merge(audio: Option<PathBuf>, image: Option<PathBuf>, subtitle: Op
         if let (Some(ref audio), Some(ref subtitle)) = (audio, subtitle) {
             let output = audio.with_extension("mp4");
             if output.exists() {
-                fs::remove_file(output).unwrap_or(());
+                fs::remove_file(&output).unwrap_or(());
             }
             cmd.args([
                 "-i",
                 audio.to_str().unwrap(),
                 "-vf",
-                &format!("subtitles={}", subtitle.file_name().unwrap().to_str().unwrap()),
-                // "-c:v",
-                // "copy",
-                // "-c:a",
-                // "copy",
+                &format!("subtitles={}", subtitle.to_str().unwrap()),
                 "-shortest",
-                audio.with_extension("mp4").to_str().unwrap(),
+                output.to_str().unwrap(),
             ]);
         } else {
             MERGE.store(false, Ordering::Relaxed);