From 604e93a50ea87cc6f40af8637bf92e00652fb12a Mon Sep 17 00:00:00 2001
From: O2bmm <xifangczy@gmail.com>
Date: Sat, 2 Mar 2024 06:09:55 +0800
Subject: [PATCH] add #288

---
 js/m3u8.js | 18 ++++++++++++++++++
 m3u8.html  |  3 +++
 2 files changed, 21 insertions(+)

diff --git a/js/m3u8.js b/js/m3u8.js
index 655e7f1f..2464758b 100644
--- a/js/m3u8.js
+++ b/js/m3u8.js
@@ -365,6 +365,10 @@ function parseTs(data) {
     _fragments.splice(0);   // 清空 防止直播HLS无限添加
     /* 获取 m3u8文件原始内容 MANIFEST_PARSED也能获取但偶尔会为空(BUG?) 放在LEVEL_LOADED获取更安全*/
     _m3u8Content = data.m3u8;
+
+    // #EXT-X-DISCONTINUITY
+    let discontinuity = {start:0, cc:0 };
+    data.endCC != 0 && $("#cc").show();
     for (let i in data.fragments) {
         /*
         * 少部分网站下载ts必须带有参数才能正常下载
@@ -424,6 +428,13 @@ function parseTs(data) {
         if (data.live && data.fragments[i].initSegment && tsBuffer.length == 0) {
             initSegment = data.fragments[i].initSegment;
         }
+
+        // #EXT-X-DISCONTINUITY
+        if(data.fragments[i].cc != discontinuity.cc){
+            $('#cc').append(`<option value="${+discontinuity.start + 1}-${i}">playlist: ${data.fragments[i].cc}</option>`);
+            discontinuity.cc = data.fragments[i].cc;
+            discontinuity.start = i;
+        }
         _fragments.push({
             url: data.fragments[i].url,
             decryptdata: data.fragments[i].decryptdata,
@@ -954,6 +965,13 @@ $(document).on("click", "#setRequestHeaders, #setRequestHeadersError", function
 // 下载完毕自动关闭页面选项
 autoClose && $("#autoClose").prop("checked", true);
 
+// #EXT-X-DISCONTINUITY 范围选择
+$('#cc').change(function () {
+    const range = this.value.split("-");
+    $("#rangeStart").val(+range[0]);
+    $("#rangeEnd").val(+range[1]);
+});
+
 /**************************** 下载TS文件 ****************************/
 // start 开始下载的索引
 // end 结束下载的索引
diff --git a/m3u8.html b/m3u8.html
index ab5d14ef..ba5aabb5 100644
--- a/m3u8.html
+++ b/m3u8.html
@@ -145,6 +145,9 @@ <h1 class="optionsTitle" data-i18n="titleM3U8"></h1>
                 <input type="text" id="rangeStart" spellcheck="false" data-i18n-placeholder="start" />
                 <input type="text" id="rangeEnd" spellcheck="false" data-i18n-placeholder="end" />
               </div>
+              <select id="cc" class="hide">
+                <option disabled selected hidden>playlist</option>
+              </select>
             </div>
             <button id="recorder" class="button2 hide" data-switch="on" data-switch="on"
               data-i18n="recordLive"></button>