From 3c18adee84a13454a564f85018cba53f54e0e718 Mon Sep 17 00:00:00 2001
From: bingus_violet <violet@violets-purgatory.dev>
Date: Wed, 31 Jul 2024 02:54:26 -0500
Subject: [PATCH] trim silence option

---
 downloader.js     | 11 +++++++++--
 package-lock.json | 18 +++++++++---------
 package.json      |  2 +-
 static/index.html | 14 +++++++++-----
 static/js/main.js | 19 ++++++++++++++++++-
 static/style.css  |  6 +++---
 6 files changed, 49 insertions(+), 21 deletions(-)

diff --git a/downloader.js b/downloader.js
index 4809644..1c27785 100644
--- a/downloader.js
+++ b/downloader.js
@@ -23,7 +23,8 @@ var audioFormats = [
 expressManager.app.get("/download", async (req, res) => {
     var url = req.query.url,
         quality = req.query.quality,
-        format = req.query.format
+        format = req.query.format,
+        trimAudio = req.query.trimAudio && audioFormats.includes(format) || false
 
     if (ytdl.validateURL(url) && qualityLabels.includes(quality)) {
         var needsVideo = !audioFormats.includes(format)
@@ -83,12 +84,18 @@ expressManager.app.get("/download", async (req, res) => {
             '-map', '0:a'
         ]
 
+        var bonusArgs = []
+
         if (needsVideo) {
            inputArgs = inputArgs.concat(['-i', 'pipe:5'])
            mapArgs = mapArgs.concat(['-map', '1:v']) 
         }
 
-        var args = inputArgs.concat(mapArgs).concat(baseArgs)
+        if (trimAudio) {
+            bonusArgs = bonusArgs.concat(['-af', 'silenceremove=1:0:-50dB'])
+        }
+
+        var args = inputArgs.concat(mapArgs).concat(bonusArgs).concat(baseArgs)
 
         const ffmpegProcess = cp.spawn(ffmpeg, args, {
             windowsHide: true,
diff --git a/package-lock.json b/package-lock.json
index 47d414d..62badb1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,15 +1,15 @@
 {
   "name": "univerter",
-  "version": "3.2.0",
+  "version": "4.0.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "univerter",
-      "version": "3.2.0",
+      "version": "4.0.0",
       "license": "MIT",
       "dependencies": {
-        "@distube/ytdl-core": "^4.13.5",
+        "@distube/ytdl-core": "^4.13.7",
         "child_process": "^1.0.2",
         "express": "^4.18.2",
         "ffmpeg-static": "^5.2.0"
@@ -30,9 +30,9 @@
       }
     },
     "node_modules/@distube/ytdl-core": {
-      "version": "4.13.5",
-      "resolved": "https://registry.npmjs.org/@distube/ytdl-core/-/ytdl-core-4.13.5.tgz",
-      "integrity": "sha512-g+4UJIR/auAJbia7iB0aWvaJDbs22P53NySWa47b1NT4xMTDJYguxHFArPrvRkcJrb/AgKjv/XoSZGghpL0CJA==",
+      "version": "4.13.7",
+      "resolved": "https://registry.npmjs.org/@distube/ytdl-core/-/ytdl-core-4.13.7.tgz",
+      "integrity": "sha512-xpovwZVPwQ0R4Mrwt/fhh1rqmBjiZ5qj30ck5kz+mQJ5XPzW9dUiTDz89qCxO3YvgbCAqaC5BNNnWiFC2uCV5Q==",
       "license": "MIT",
       "dependencies": {
         "http-cookie-agent": "^6.0.5",
@@ -970,9 +970,9 @@
       }
     },
     "@distube/ytdl-core": {
-      "version": "4.13.5",
-      "resolved": "https://registry.npmjs.org/@distube/ytdl-core/-/ytdl-core-4.13.5.tgz",
-      "integrity": "sha512-g+4UJIR/auAJbia7iB0aWvaJDbs22P53NySWa47b1NT4xMTDJYguxHFArPrvRkcJrb/AgKjv/XoSZGghpL0CJA==",
+      "version": "4.13.7",
+      "resolved": "https://registry.npmjs.org/@distube/ytdl-core/-/ytdl-core-4.13.7.tgz",
+      "integrity": "sha512-xpovwZVPwQ0R4Mrwt/fhh1rqmBjiZ5qj30ck5kz+mQJ5XPzW9dUiTDz89qCxO3YvgbCAqaC5BNNnWiFC2uCV5Q==",
       "requires": {
         "http-cookie-agent": "^6.0.5",
         "m3u8stream": "^0.8.6",
diff --git a/package.json b/package.json
index 54b4754..0df1a87 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
   },
   "homepage": "https://github.com/Violets-puragtory/YoutubeConverter#readme",
   "dependencies": {
-    "@distube/ytdl-core": "^4.13.5",
+    "@distube/ytdl-core": "^4.13.7",
     "child_process": "^1.0.2",
     "express": "^4.18.2",
     "ffmpeg-static": "^5.2.0"
diff --git a/static/index.html b/static/index.html
index 29b9c32..97767a8 100644
--- a/static/index.html
+++ b/static/index.html
@@ -56,14 +56,18 @@
                     </select>
                 </div>
             </div>
-            <!-- <br> -->
-            <!-- <input style="display: inline-block" type="checkbox" id="adv"> -->
-            <!-- <p style="display: inline-block" for="adv">Enable Advanced options? (Beta)</p> -->
+            <div id="audioOnly">
+                <input style="display: inline-block" type="checkbox" id="trim" name="trimAudio">
+                <p style="display: inline-block" for="trim">Trim Silence (mp3)</p>
+            </div>
+            <div id="videoAndAudio">
+                <!-- <input style="display: inline-block" type="checkbox" id="trim" checked>
+                <p style="display: inline-block" for="trim">Trim BALLS (mp4 only)</p> -->
+            </div>
     
-            <br>
             <input type="submit">
         </form>
-        <br>
+        <!-- <br> -->
         
         <p>Inspired by <a href="https://cobalt.tools">Cobalt</a></p>
     </div>
diff --git a/static/js/main.js b/static/js/main.js
index 77ca5e3..d298a8b 100644
--- a/static/js/main.js
+++ b/static/js/main.js
@@ -1,7 +1,24 @@
+var audioFormats = ["mp3"]
+
+function updateOptions() {
+    var format = $("#format").val()
+    if (audioFormats.includes(format)) {
+        $("#audioOnly > input").attr("disabled", false)
+        $("#videoAndAudio > input").attr("disabled", true)
+    } else {
+        $("#audioOnly > input").attr("disabled", true)
+        $("#videoAndAudio > input").attr("disabled", false)
+    }
+}
+
 $(document).ready(() => {
+    updateOptions()
+    $("#format").on("change", updateOptions)
+
     $("#quality").val(Cookies.get("quality") || "720")
+    $("#trim").prop("checked", Cookies.get("trim") == "true" || false)
     $("form").submit(() => {
         Cookies.set("quality", $("#quality").val())
-        // $("#url").val("")
+        Cookies.set("trim", $("#trim").prop("checked"))
     })
 })
\ No newline at end of file
diff --git a/static/style.css b/static/style.css
index 9fa715c..8a6531c 100644
--- a/static/style.css
+++ b/static/style.css
@@ -131,10 +131,10 @@ option {
     background-color: rgba(0, 0, 20);
 }
 
-#adv {
+input[type="checkbox"] {
     accent-color: var(--primary-color);
-    width: 1.15rem;
-    height: 1.15rem;
+    width: 1.05rem;
+    height: 1.05rem;
 }
 
 .error {