更新版本号

多写了一个分号……

.gitattributes

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+###############################################################################
+# Set default behavior to automatically normalize line endings.
+###############################################################################
+* text=auto
+
+###############################################################################
+# Set default behavior for command prompt diff.
+#
+# This is need for earlier builds of msysgit that does not have it on by
+# default for csharp files.
+# Note: This is only used by command line
+###############################################################################
+#*.cs     diff=csharp
+
+###############################################################################
+# Set the merge driver for project and solution files
+#
+# Merging from the command prompt will add diff markers to the files if there
+# are conflicts (Merging from VS is not affected by the settings below, in VS
+# the diff markers are never inserted). Diff markers may cause the following 
+# file extensions to fail to load in VS. An alternative would be to treat
+# these files as binary and thus will always conflict and require user
+# intervention with every merge. To do so, just uncomment the entries below
+###############################################################################
+#*.sln       merge=binary
+#*.csproj    merge=binary
+#*.vbproj    merge=binary
+#*.vcxproj   merge=binary
+#*.vcproj    merge=binary
+#*.dbproj    merge=binary
+#*.fsproj    merge=binary
+#*.lsproj    merge=binary
+#*.wixproj   merge=binary
+#*.modelproj merge=binary
+#*.sqlproj   merge=binary
+#*.wwaproj   merge=binary
+
+###############################################################################
+# behavior for image files
+#
+# image files are treated as binary by default.
+###############################################################################
+#*.jpg   binary
+#*.png   binary
+#*.gif   binary
+
+###############################################################################
+# diff behavior for common document formats
+# 
+# Convert binary document formats to text before diffing them. This feature
+# is only available from the command line. Turn it on by uncommenting the 
+# entries below.
+###############################################################################
+#*.doc   diff=astextplain
+#*.DOC   diff=astextplain
+#*.docx  diff=astextplain
+#*.DOCX  diff=astextplain
+#*.dot   diff=astextplain
+#*.DOT   diff=astextplain
+#*.pdf   diff=astextplain
+#*.PDF   diff=astextplain
+#*.rtf   diff=astextplain
+#*.RTF   diff=astextplain

.github/workflows/build_latest.yml

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+name: Build_Latest
+ 
+on: [push]
+ 
+jobs:
+  build:
+ 
+    runs-on: windows-latest
+ 
+    steps:
+    - uses: actions/checkout@v1
+      name: Checkout Code
+     
+    - name: Setup MSBuild Path
+      uses: warrenbuckley/Setup-MSBuild@v1
+      env:
+        ACTIONS_ALLOW_UNSECURE_COMMANDS: 'true'
+       
+    - name: Setup NuGet
+      uses: NuGet/setup-nuget@v1.0.2
+      env:
+        ACTIONS_ALLOW_UNSECURE_COMMANDS: 'true'
+     
+    - name: Restore NuGet Packages
+      run: nuget restore N_m3u8DL-CLI.sln
+ 
+    - name: Build 
+      run: msbuild N_m3u8DL-CLI.sln /p:Configuration=Release /p:DebugSymbols=false /p:DebugType=None
+ 
+    - name: Upload Artifact
+      uses: actions/upload-artifact@v1.0.0
+      with:
+        name: N_m3u8DL-CLI_latest
+        path: N_m3u8DL-CLI\bin\Release\

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2019 nilaoda
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

N_m3u8DL-CLI.sln

@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.29215.179
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "N_m3u8DL-CLI", "N_m3u8DL-CLI\N_m3u8DL-CLI.csproj", "{4FB61439-B738-46AC-B3AF-2BF72150D057}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{4FB61439-B738-46AC-B3AF-2BF72150D057}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{4FB61439-B738-46AC-B3AF-2BF72150D057}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{4FB61439-B738-46AC-B3AF-2BF72150D057}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{4FB61439-B738-46AC-B3AF-2BF72150D057}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {82B9270D-B7B2-4591-BF8A-5B4EBCD0EA8A}
+	EndGlobalSection
+EndGlobal

N_m3u8DL-CLI/App.config

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+    <startup> 
+        
+    <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6"/></startup>
+</configuration>

N_m3u8DL-CLI/CommandLineArgument.cs

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+using System.Collections.Generic;
+
+namespace N_m3u8DL_CLI
+{
+    /**
+     * https://www.cnblogs.com/linxuanchen/p/c-sharp-command-line-argument-parser.html
+     */
+    public class CommandLineArgument
+    {
+        List<CommandLineArgument> _arguments;
+
+        int _index;
+
+        string _argumentText;
+
+        public CommandLineArgument Next
+        {
+            get
+            {
+                if (_index < _arguments.Count - 1)
+                {
+                    return _arguments[_index + 1];
+                }
+
+                return null;
+            }
+        }
+        public CommandLineArgument Previous
+        {
+            get
+            {
+                if (_index > 0)
+                {
+                    return _arguments[_index - 1];
+                }
+
+                return null;
+            }
+        }
+        internal CommandLineArgument(List<CommandLineArgument> args, int index, string argument)
+        {
+            _arguments = args;
+            _index = index;
+            _argumentText = argument;
+        }
+
+        public CommandLineArgument Take()
+        {
+            return Next;
+        }
+
+        public IEnumerable<CommandLineArgument> Take(int count)
+        {
+            var list = new List<CommandLineArgument>();
+            var parent = this;
+            for (int i = 0; i < count; i++)
+            {
+                var next = parent.Next;
+                if (next == null)
+                    break;
+
+                list.Add(next);
+
+                parent = next;
+            }
+
+            return list;
+        }
+
+        public static implicit operator string(CommandLineArgument argument)
+        {
+            return argument._argumentText;
+        }
+
+        public override string ToString()
+        {
+            return _argumentText;
+        }
+    }
+}

N_m3u8DL-CLI/CommandLineArgumentParser.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace N_m3u8DL_CLI
+{
+    public class CommandLineArgumentParser
+    {
+
+        List<CommandLineArgument> _arguments;
+        public static CommandLineArgumentParser Parse(string[] args)
+        {
+            return new CommandLineArgumentParser(args);
+        }
+
+        public CommandLineArgumentParser(string[] args)
+        {
+            _arguments = new List<CommandLineArgument>();
+
+            for (int i = 0; i < args.Length; i++)
+            {
+                _arguments.Add(new CommandLineArgument(_arguments, i, args[i]));
+            }
+
+        }
+
+        public CommandLineArgument Get(string argumentName)
+        {
+            return _arguments.FirstOrDefault(p => p == argumentName);
+        }
+
+        public bool Has(string argumentName)
+        {
+            return _arguments.Count(p => p == argumentName) > 0;
+        }
+    }
+}

N_m3u8DL-CLI/DecodeDdyun.cs

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+using System.Security.Cryptography;
+using System.Text;
+using System.Text.RegularExpressions;
+
+namespace N_m3u8DL_CLI
+{
+    class DecodeDdyun
+    {
+        public static string DecryptM3u8(byte[] byteArray)
+        {
+            string tmp = DecodeNfmovies.DecryptM3u8(byteArray);
+            if (tmp.StartsWith("duoduo.key"))
+            {
+                tmp = Regex.Replace(tmp, @"#EXT-X-BYTERANGE:.*\s", "");
+                tmp = tmp.Replace("https:", "jump/https:")
+                    .Replace("inews.gtimg.com", "puui.qpic.cn");
+            }
+            return tmp;
+        }
+
+        //https://player.ddyunp.com/jQuery.min.js?v1.5
+        public static string GetVaildM3u8Url(string url)
+        {
+            //url: https://hls.ddyunp.com/ddyun/id/1/key/playlist.m3u8
+            string id = Regex.Match(url, @"\w{20,}").Value;
+            string tm = Global.GetTimeStamp(false);
+            string t = ((long.Parse(tm) / 0x186a0) * 0x64).ToString();
+            string tmp = id + "duoduo" + "1" + t;
+            MD5 md5 = MD5.Create();
+            byte[] bs = Encoding.UTF8.GetBytes(tmp);
+            byte[] hs = md5.ComputeHash(bs);
+            StringBuilder sb = new StringBuilder();
+            foreach (byte b in hs)
+            {
+                sb.Append(b.ToString("x2"));
+            }
+            string key = sb.ToString();
+            return Regex.Replace(url, @"1/\w{20,}", "1/" + key);
+        }
+    }
+}

N_m3u8DL-CLI/DecodeImooc.cs

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+using NiL.JS.BaseLibrary;
+using NiL.JS.Core;
+using NiL.JS.Extensions;
+using System;
+using Array = System.Array;
+
+namespace N_m3u8DL_CLI
+{
+    /*
+     * js代码来自：https://www.imooc.com/static/moco/player/3.0.6.3/mocoplayer.js?v=202006122046
+     * 
+     */
+    class DecodeImooc
+    {
+        private static string JS = @"
+function n(t, e) {
+                function r(t, e) {
+                    var r = '';
+                    if ('object' == typeof t)
+                        for (var n = 0; n < t.length; n++)
+                            r += String.fromCharCode(t[n]);
+                    t = r || t;
+                    for (var i, o, a = new Uint8Array(t.length), s = e.length, n = 0; n < t.length; n++)
+                        o = n % s,
+                        i = t[n],
+                        i = i.toString().charCodeAt(0),
+                        a[n] = i ^ e.charCodeAt(o);
+                    return a
+                }
+                function n(t) {
+                    var e = '';
+                    if ('object' == typeof t)
+                        for (var r = 0; r < t.length; r++)
+                            e += String.fromCharCode(t[r]);
+                    t = e || t;
+                    var n = new Uint8Array(t.length);
+                    for (r = 0; r < t.length; r++)
+                        n[r] = t[r].toString().charCodeAt(0);
+                    var i, o, r = 0;
+                    for (r = 0; r < n.length; r++)
+                        0 != (i = n[r] % 3) && r + i < n.length && (o = n[r + 1],
+                        n[r + 1] = n[r + i],
+                        n[r + i] = o,
+                        r = r + i + 1);
+                    return n
+                }
+                function i(t) {
+                    var e = '';
+                    if ('object' == typeof t)
+                        for (var r = 0; r < t.length; r++)
+                            e += String.fromCharCode(t[r]);
+                    t = e || t;
+                    var n = new Uint8Array(t.length);
+                    for (r = 0; r < t.length; r++)
+                        n[r] = t[r].toString().charCodeAt(0);
+                    var r = 0
+                      , i = 0
+                      , o = 0
+                      , a = 0;
+                    for (r = 0; r < n.length; r++)
+                        o = n[r] % 2,
+                        o && r++,
+                        a++;
+                    var s = new Uint8Array(a);
+                    for (r = 0; r < n.length; r++)
+                        o = n[r] % 2,
+                        s[i++] = o ? n[r++] : n[r];
+                    return s
+                }
+                function o(t, e) {
+                    var r = 0
+                      , n = 0
+                      , i = 0
+                      , o = 0
+                      , a = '';
+                    if ('object' == typeof t)
+                        for (var r = 0; r < t.length; r++)
+                            a += String.fromCharCode(t[r]);
+                    t = a || t;
+                    var s = new Uint8Array(t.length);
+                    for (r = 0; r < t.length; r++)
+                        s[r] = t[r].toString().charCodeAt(0);
+                    for (r = 0; r < t.length; r++)
+                        if (0 != (o = s[r] % 5) && 1 != o && r + o < s.length && (i = s[r + 1],
+                        n = r + 2,
+                        s[r + 1] = s[r + o],
+                        s[o + r] = i,
+                        (r = r + o + 1) - 2 > n))
+                            for (; n < r - 2; n++)
+                                s[n] = s[n] ^ e.charCodeAt(n % e.length);
+                    for (r = 0; r < t.length; r++)
+                        s[r] = s[r] ^ e.charCodeAt(r % e.length);
+                    return s
+                }
+                for (var a = {
+                    data: {
+                        info: t
+                    }
+                }, s = {
+                    q: r,
+                    h: n,
+                    m: i,
+                    k: o
+                }, l = a.data.info, u = l.substring(l.length - 4).split(''), c = 0; c < u.length; c++)
+                    u[c] = u[c].toString().charCodeAt(0) % 4;
+                u.reverse();
+                for (var d = [], c = 0; c < u.length; c++)
+                    d.push(l.substring(u[c] + 1, u[c] + 2)),
+                    l = l.substring(0, u[c] + 1) + l.substring(u[c] + 2);
+                a.data.encrypt_table = d,
+                a.data.key_table = [];
+                for (var c in a.data.encrypt_table)
+                    'q' != a.data.encrypt_table[c] && 'k' != a.data.encrypt_table[c] || (a.data.key_table.push(l.substring(l.length - 12)),
+                    l = l.substring(0, l.length - 12));
+                a.data.key_table.reverse(),
+                a.data.info = l;
+                var f = new Array(-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,62,-1,-1,-1,63,52,53,54,55,56,57,58,59,60,61,-1,-1,-1,-1,-1,-1,-1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,-1,-1,-1,-1,-1,-1,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,-1,-1,-1,-1,-1);
+                a.data.info = function(t) {
+                    var e, r, n, i, o, a, s;
+                    for (a = t.length,
+                    o = 0,
+                    s = ''; o < a; ) {
+                        do {
+                            e = f[255 & t.charCodeAt(o++)]
+                        } while (o < a && -1 == e);if (-1 == e)
+                            break;
+                        do {
+                            r = f[255 & t.charCodeAt(o++)]
+                        } while (o < a && -1 == r);if (-1 == r)
+                            break;
+                        s += String.fromCharCode(e << 2 | (48 & r) >> 4);
+                        do {
+                            if (61 == (n = 255 & t.charCodeAt(o++)))
+                                return s;
+                            n = f[n]
+                        } while (o < a && -1 == n);if (-1 == n)
+                            break;
+                        s += String.fromCharCode((15 & r) << 4 | (60 & n) >> 2);
+                        do {
+                            if (61 == (i = 255 & t.charCodeAt(o++)))
+                                return s;
+                            i = f[i]
+                        } while (o < a && -1 == i);if (-1 == i)
+                            break;
+                        s += String.fromCharCode((3 & n) << 6 | i)
+                    }
+                    return s
+                }(a.data.info);
+                for (var c in a.data.encrypt_table) {
+                    var h = a.data.encrypt_table[c];
+                    if ('q' == h || 'k' == h) {
+                        var p = a.data.key_table.pop();
+                        a.data.info = s[a.data.encrypt_table[c]](a.data.info, p)
+                    } else
+                        a.data.info = s[a.data.encrypt_table[c]](a.data.info)
+                }
+                if (e)
+                    return a.data.info;
+                var g = '';
+                for (c = 0; c < a.data.info.length; c++)
+                    g += String.fromCharCode(a.data.info[c]);
+                return g
+            }
+            function Uint8ArrayToString(fileData){
+              var dataString = '';
+              for (var i = 0; i < fileData.length; i++) {
+                dataString += Number(fileData[i]) + ',';
+              }
+              return dataString;
+            }
+            function decodeKey(resp){
+                var string = eval('('+resp+')');
+                //return btoa(String.fromCharCode.apply(null, new Uint8Array(n(string.data.info, 1))));
+                return Uint8ArrayToString(new Uint8Array(n(string.data.info, 1)));
+            }
+            function decodeM3u8(resp){
+                var string = eval('('+resp+')');
+                return n(string.data.info);
+            }
+            ";
+
+
+        public static string DecodeM3u8(string resp)
+        {
+            var context = new Context();
+            context.Eval(JS);
+            var concatFunction = context.GetVariable("decodeM3u8").As<Function>();
+            string m3u8 = concatFunction.Call(new Arguments { resp }).ToString();
+            return m3u8;
+        }
+
+        public static string DecodeKey(string resp)
+        {
+            var context = new Context();
+            context.Eval(JS);
+            var concatFunction = context.GetVariable("decodeKey").As<Function>();
+            string key = concatFunction.Call(new Arguments { resp }).ToString();
+            byte[] v = Array.ConvertAll(key.Trim(',').Split(','), s => (byte)int.Parse(s));
+            string realKey = Convert.ToBase64String(v);
+            return realKey;
+        }
+    }
+}

N_m3u8DL-CLI/DecodeNfmovies.cs

@@ -0,0 +1,36 @@
+using System;
+using System.IO;
+using System.Linq;
+using System.Text;
+
+namespace N_m3u8DL_CLI
+{
+    class DecodeNfmovies
+    {
+        //https://jx.nfmovies.com/hls.min.js
+        public static string DecryptM3u8(byte[] byteArray)
+        {
+            var t = byteArray;
+            var decrypt = "";
+            if (137 == t[0] && 80 == t[1] && 130 == t[354] && 96 == t[353]) t = t.Skip(355).ToArray();
+            else
+            {
+                if (137 != t[0] || 80 != t[1] || 130 != t[394] || 96 != t[393])
+                {
+                    for (var i = 0; i < t.Length; i++) decrypt += Convert.ToChar(t[i]);
+                    return decrypt;
+                }
+                t = t.Skip(395).ToArray();
+            }
+            using (var zipStream =
+                new System.IO.Compression.GZipStream(new MemoryStream(t), System.IO.Compression.CompressionMode.Decompress))
+            {
+                using (StreamReader sr = new StreamReader(zipStream, Encoding.UTF8))
+                {
+                    decrypt = sr.ReadToEnd();
+                }
+            }
+            return decrypt;
+        }
+    }
+}

N_m3u8DL-CLI/Decrypter.cs

@@ -0,0 +1,82 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Security.Cryptography;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace N_m3u8DL_CLI
+{
+    class Decrypter
+    {
+        public static byte[] AES128Decrypt(string filePath, byte[] keyByte, byte[] ivByte, CipherMode mode = CipherMode.CBC)
+        {
+            FileStream fs = new FileStream(filePath, FileMode.Open);
+            //获取文件大小
+            long size = fs.Length;
+            byte[] inBuff = new byte[size];
+            fs.Read(inBuff, 0, inBuff.Length);
+            fs.Close();
+
+            Aes dcpt = Aes.Create();
+            dcpt.BlockSize = 128;
+            dcpt.KeySize = 128;
+            dcpt.Key = keyByte;
+            dcpt.IV = ivByte;
+            dcpt.Mode = mode;
+            dcpt.Padding = PaddingMode.PKCS7;
+
+            ICryptoTransform cTransform = dcpt.CreateDecryptor();
+            Byte[] resultArray = cTransform.TransformFinalBlock(inBuff, 0, inBuff.Length);
+            return resultArray;
+        }
+
+        public static byte[] AES128Decrypt(byte[] encryptedBuff, byte[] keyByte, byte[] ivByte, CipherMode mode = CipherMode.CBC)
+        {
+            byte[] inBuff = encryptedBuff;
+
+            Aes dcpt = Aes.Create();
+            dcpt.BlockSize = 128;
+            dcpt.KeySize = 128;
+            dcpt.Key = keyByte;
+            dcpt.IV = ivByte;
+            dcpt.Mode = mode;
+            dcpt.Padding = PaddingMode.PKCS7;
+
+            ICryptoTransform cTransform = dcpt.CreateDecryptor();
+            Byte[] resultArray = cTransform.TransformFinalBlock(inBuff, 0, inBuff.Length);
+            return resultArray;
+        }
+
+        public static byte[] HexStringToBytes(string hexStr)
+        {
+            if (string.IsNullOrEmpty(hexStr))
+            {
+                return new byte[0];
+            }
+
+            if (hexStr.StartsWith("0x") || hexStr.StartsWith("0X")) 
+            {
+                hexStr = hexStr.Remove(0, 2);
+            }
+
+            int count = hexStr.Length;
+
+            if (count % 2 == 1)
+            {
+                throw new ArgumentException("Invalid length of bytes:" + count);
+            }
+
+            int byteCount = count / 2;
+            byte[] result = new byte[byteCount];
+            for (int ii = 0; ii < byteCount; ++ii)
+            {
+                var tempBytes = Byte.Parse(hexStr.Substring(2 * ii, 2), System.Globalization.NumberStyles.HexNumber);
+                result[ii] = tempBytes;
+            }
+
+            return result;
+        }
+    }
+}

N_m3u8DL-CLI/Downloader.cs

@@ -0,0 +1,252 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.IO;
+using System.Linq;
+using System.Net;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace N_m3u8DL_CLI
+{
+    class Downloader
+    {
+        private int timeOut = 0;
+        private int retry = 5;
+        private int count = 0;
+        private int segIndex = 0;
+        private double segDur = 0;
+        private string fileUrl = string.Empty;
+        private string savePath = string.Empty;
+        private string headers = string.Empty;
+        private string method = string.Empty;
+        private string key = string.Empty;
+        private string iv = string.Empty;
+        private string liveFile = string.Empty;
+        private long expectByte = -1;
+        private long startByte = 0;
+        private bool isLive = false;
+        private bool isDone = false;
+        private bool firstSeg = true;
+        private FileStream liveStream = null;
+
+        public string FileUrl { get => fileUrl; set => fileUrl = value; }
+        public string SavePath { get => savePath; set => savePath = value; }
+        public string Headers { get => headers; set => headers = value; }
+        public string Method { get => method; set => method = value; }
+        public string Key { get => key; set => key = value; }
+        public string Iv { get => iv; set => iv = value; }
+        public bool IsLive { get => isLive; set => isLive = value; }
+        public int Retry { get => retry; set => retry = value; }
+        public bool IsDone { get => isDone; set => isDone = value; }
+        public int SegIndex { get => segIndex; set => segIndex = value; }
+        public int TimeOut { get => timeOut; set => timeOut = value; }
+        public FileStream LiveStream { get => liveStream; set => liveStream = value; }
+        public string LiveFile { get => liveFile; set => liveFile = value; }
+        public long ExpectByte { get => expectByte; set => expectByte = value; }
+        public long StartByte { get => startByte; set => startByte = value; }
+        public double SegDur { get => segDur; set => segDur = value; }
+
+        //重写WebClinet
+        //private class WebClient : System.Net.WebClient
+        //{
+        //    protected override WebRequest GetWebRequest(Uri uri)
+        //    {
+        //        WebRequest lWebRequest = base.GetWebRequest(uri);
+        //        lWebRequest.Timeout = TimeOut;
+        //        ((HttpWebRequest)lWebRequest).ReadWriteTimeout = TimeOut;
+        //        return lWebRequest;
+        //    }
+        //}
+
+        //WebClient client = new WebClient();
+
+
+        public void Down()
+        {
+            try
+            {
+                //直播下载
+                if (IsLive)
+                {
+                    IsDone = false;  //设置为未完成下载
+
+                    if (Method == "NONE" || method.Contains("NOTSUPPORTED")) 
+                    {
+                        LOGGER.PrintLine("<" + SegIndex + " Downloading>");
+                        LOGGER.WriteLine("<" + SegIndex + " Downloading>");
+                        byte[] segBuff = Global.HttpDownloadFileToBytes(fileUrl, Headers, TimeOut);
+                        //byte[] segBuff = Global.WebClientDownloadToBytes(fileUrl, Headers);
+                        Global.AppendBytesToFileStreamAndDoNotClose(LiveStream, segBuff);
+                        LOGGER.PrintLine("<" + SegIndex + " Complete>\r\n");
+                        LOGGER.WriteLine("<" + SegIndex + " Complete>");
+                        IsDone = true;
+                    }
+                    else if (Method == "AES-128")
+                    {
+                        LOGGER.PrintLine("<" + SegIndex + " Downloading>");
+                        LOGGER.WriteLine("<" + SegIndex + " Downloading>");
+                        byte[] encryptedBuff = Global.HttpDownloadFileToBytes(fileUrl, Headers, TimeOut);
+                        //byte[] encryptedBuff = Global.WebClientDownloadToBytes(fileUrl, Headers);
+                        byte[] decryptBuff = null;
+                        decryptBuff = Decrypter.AES128Decrypt(
+                            encryptedBuff,
+                            Convert.FromBase64String(Key),
+                            Decrypter.HexStringToBytes(Iv)
+                            );
+                        Global.AppendBytesToFileStreamAndDoNotClose(LiveStream, decryptBuff);
+                        LOGGER.PrintLine("<" + SegIndex + " Complete>\r\n");
+                        LOGGER.WriteLine("<" + SegIndex + " Complete>");
+                        IsDone = true;
+                    }
+                    else
+                    {
+                        //LOGGER.PrintLine("不支持这种加密方式!", LOGGER.Error);
+                        IsDone = true;
+                    }
+                    if (firstSeg && Global.FileSize(LiveFile) != 0)
+                    {
+                        //LOGGER.STOPLOG = false;  //记录日志
+                        foreach (string ss in (string[])Global.GetVideoInfo(LiveFile).ToArray(typeof(string)))
+                        {
+                            LOGGER.WriteLine(ss.Trim());
+                        }
+                        firstSeg = false;
+                        //LOGGER.STOPLOG = true;  //停止记录日志
+                    }
+                    HLSLiveDownloader.REC_DUR += SegDur;
+                    if (HLSLiveDownloader.REC_DUR_LIMIT != -1 && HLSLiveDownloader.REC_DUR >= HLSLiveDownloader.REC_DUR_LIMIT) 
+                    {
+                        LOGGER.PrintLine(strings.recordLimitReached, LOGGER.Warning);
+                        LOGGER.WriteLine(strings.recordLimitReached);
+                        Environment.Exit(0); //正常退出
+                    }
+                    return;
+                }
+                //点播下载
+                else
+                {
+                    if (!Directory.Exists(Path.GetDirectoryName(SavePath)))
+                        Directory.CreateDirectory(Path.GetDirectoryName(SavePath)); //新建文件夹  
+                    //是否存在文件，存在则不下载
+                    if (File.Exists(Path.GetDirectoryName(savePath) + "\\" + Path.GetFileNameWithoutExtension(savePath) + ".ts"))
+                    {
+                        Global.BYTEDOWN++; //防止被速度监控程序杀死
+                        //Console.WriteLine("Exists " + Path.GetFileNameWithoutExtension(savePath) + ".ts");
+                        return;
+                    }
+                    //Console.WriteLine("开始下载 " + fileUrl);
+                    //本地文件
+                    if (fileUrl.StartsWith("file:"))
+                    {
+                        Uri t = new Uri(fileUrl);
+                        fileUrl = t.LocalPath;
+                        if (File.Exists(fileUrl))
+                        {
+                            if (ExpectByte == -1)  //没有RANGE
+                            {
+                                FileInfo fi = new FileInfo(fileUrl);
+                                fi.CopyTo(savePath);
+                                Global.BYTEDOWN += fi.Length;
+                            }
+                            else
+                            {
+                                FileStream stream = new FileInfo(fileUrl).OpenRead();
+                                //seek文件
+                                stream.Seek(StartByte, SeekOrigin.Begin);
+                                Byte[] buffer = new Byte[ExpectByte];
+                                //从流中读取字节块并将该数据写入给定缓冲区buffer中
+                                stream.Read(buffer, 0, Convert.ToInt32(buffer.Length));
+                                stream.Close();
+                                //写出文件
+                                MemoryStream m = new MemoryStream(buffer);
+                                FileStream fs = new FileStream(savePath, FileMode.OpenOrCreate);
+                                m.WriteTo(fs);
+                                m.Close();
+                                fs.Close();
+                                m = null;
+                                fs = null;
+                            }
+                        }
+                    }
+                    else
+                    {
+                        //下载
+                        Global.HttpDownloadFile(fileUrl, savePath, TimeOut, Headers, StartByte, ExpectByte);
+                    }
+                }
+                if (File.Exists(savePath) && Global.ShouldStop == false) 
+                {
+                    FileInfo fi = new FileInfo(savePath);
+                    if (Method == "NONE" || method.Contains("NOTSUPPORTED"))
+                    {
+                        fi.MoveTo(Path.GetDirectoryName(savePath) + "\\" + Path.GetFileNameWithoutExtension(savePath) + ".ts");
+                        DownloadManager.DownloadedSize += fi.Length;
+                        //Console.WriteLine(Path.GetFileNameWithoutExtension(savePath) + " Completed.");
+                    }
+                    else if (File.Exists(fi.FullName)
+                        && Method == "AES-128") 
+                    {
+                        //解密
+                        try
+                        {
+                            byte[] decryptBuff = null;
+                            if(fileUrl.Contains(".51cto.com/")) //使用AES-128-ECB模式解密
+                            {
+                                decryptBuff = Decrypter.AES128Decrypt(
+                                    fi.FullName,
+                                    Convert.FromBase64String(Key),
+                                    Decrypter.HexStringToBytes(Iv),
+                                    System.Security.Cryptography.CipherMode.ECB
+                                    );
+                            }
+                            else
+                            {
+                                decryptBuff = Decrypter.AES128Decrypt(
+                                    fi.FullName,
+                                    Convert.FromBase64String(Key),
+                                    Decrypter.HexStringToBytes(Iv)
+                                    );
+                            }
+                            FileStream fs = new FileStream(Path.GetDirectoryName(savePath) + "\\" + Path.GetFileNameWithoutExtension(savePath) + ".ts", FileMode.Create);
+                            fs.Write(decryptBuff, 0, decryptBuff.Length);
+                            fs.Close();
+                            DownloadManager.DownloadedSize += fi.Length;
+                            fi.Delete();
+                            //Console.WriteLine(Path.GetFileNameWithoutExtension(savePath) + " Completed & Decrypted.");
+                        }
+                        catch (Exception ex)
+                        {
+                            LOGGER.PrintLine(ex.Message, LOGGER.Error);
+                            LOGGER.WriteLineError(ex.Message);
+                            Thread.Sleep(3000);
+                            Environment.Exit(-1);
+                        }
+                    }
+                    else
+                    {
+                        LOGGER.WriteLineError(strings.SomethingWasWrong);
+                        LOGGER.PrintLine(strings.SomethingWasWrong, LOGGER.Error);
+                        return;
+                    }
+                    return;
+                }
+            }
+            catch (Exception ex)
+            {
+                LOGGER.WriteLineError(ex.Message);
+                if (ex.Message.Contains("404") || ex.Message.Contains("400"))//(400) 错误的请求,片段过期会提示400错误
+                {
+                    IsDone = true;
+                    return;
+                }
+                else if (IsLive && count++ < Retry) 
+                {
+                    Thread.Sleep(2000);//直播一般3-6秒一个片段
+                    Down();
+                }
+            }
+        }
+    }
+}

N_m3u8DL-CLI/FFmpeg.cs

@@ -0,0 +1,177 @@
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace N_m3u8DL_CLI
+{
+    class FFmpeg
+    {
+        public static string FFMPEG_PATH = "ffmpeg";
+        public static string REC_TIME = ""; //录制日期
+
+        public static string OutPutPath { get; set; } = string.Empty;
+        public static string ReportFile { get; set; } = string.Empty;
+        public static bool UseAACFilter { get; set; } = false;  //是否启用滤镜
+        public static bool WriteDate { get; set; } = true;  //是否写入录制日期
+
+        public static void Merge(string[] files, string muxFormat, bool fastStart,
+            string poster = "", string audioName = "", string title = "",
+            string copyright = "", string comment = "", string encodingTool = "")
+        {
+            string dateString = string.IsNullOrEmpty(REC_TIME) ? DateTime.Now.ToString("o") : REC_TIME;
+
+            //同名文件已存在的共存策略
+            if (File.Exists($"{OutPutPath}.{muxFormat.ToLower()}")) 
+            {
+                OutPutPath = Path.Combine(Path.GetDirectoryName(OutPutPath),
+                    Path.GetFileName(OutPutPath) + "_" + DateTime.Now.ToString("yyyy-MM-dd_HH-mm-ss"));
+            }
+
+            string command = "-loglevel warning -i concat:\"";
+            string data = string.Empty;
+            string ddpAudio = string.Empty;
+            string addPoster = "-map 1 -c:v:1 copy -disposition:v:1 attached_pic";
+            ddpAudio = (File.Exists($"{Path.GetFileNameWithoutExtension(OutPutPath + ".mp4")}.txt") ? File.ReadAllText($"{Path.GetFileNameWithoutExtension(OutPutPath + ".mp4")}.txt") : "") ;
+            if (!string.IsNullOrEmpty(ddpAudio)) UseAACFilter = false;
+
+
+            foreach (string t in files)
+            {
+                command += Path.GetFileName(t) + "|";
+            }
+
+            switch (muxFormat.ToUpper())
+            {
+                case ("MP4"):
+                    command += "\" " + (string.IsNullOrEmpty(poster) ? "" : "-i \"" + poster + "\"");
+                    command += " " + (string.IsNullOrEmpty(ddpAudio) ? "" : "-i \"" + ddpAudio + "\"");
+                    command +=
+                        $" -map 0:v? {(string.IsNullOrEmpty(ddpAudio) ? "-map 0:a?" : $"-map {(string.IsNullOrEmpty(poster) ? "1" : "2")}:a -map 0:a?")} -map 0:s? " + (string.IsNullOrEmpty(poster) ? "" : addPoster)
+                        + (WriteDate ? " -metadata date=\"" + dateString + "\"" : "") +
+                        " -metadata encoding_tool=\"" + encodingTool + "\" -metadata title=\"" + title +
+                        "\" -metadata copyright=\"" + copyright + "\" -metadata comment=\"" + comment +
+                        $"\" -metadata:s:a:{(string.IsNullOrEmpty(ddpAudio) ? "0" : "1")} handler_name=\"" + audioName + $"\" -metadata:s:a:{(string.IsNullOrEmpty(ddpAudio) ? "0" : "1")} handler=\"" + audioName + "\" ";
+                    command += (string.IsNullOrEmpty(ddpAudio) ? "" : " -metadata:s:a:0 handler_name=\"DD+\" -metadata:s:a:0 handler=\"DD+\" ");
+                    if (fastStart)
+                        command += "-movflags +faststart";
+                    command += "  -c copy -y " + (UseAACFilter ? "-bsf:a aac_adtstoasc" : "") + " \"" + OutPutPath + ".mp4\"";
+                    break;
+                case ("MKV"):
+                    command += "\" -map 0  -c copy -y " + (UseAACFilter ? "-bsf:a aac_adtstoasc" : "") + " \"" + OutPutPath + ".mkv\"";
+                    break;
+                case ("FLV"):
+                    command += "\" -map 0  -c copy -y " + (UseAACFilter ? "-bsf:a aac_adtstoasc" : "") + " \"" + OutPutPath + ".flv\"";
+                    break;
+                case ("TS"):
+                    command += "\" -map 0  -c copy -y -f mpegts -bsf:v h264_mp4toannexb \"" + OutPutPath + ".ts\"";
+                    break;
+                case ("VTT"):
+                    command += "\" -map 0  -y \"" + OutPutPath + ".srt\"";  //Convert To Srt
+                    break;
+                case ("EAC3"):
+                    command += "\" -map 0:a -c copy -y \"" + OutPutPath + ".eac3\"";
+                    break;
+                case ("AAC"):
+                    command += "\" -map 0:a -c copy -y \"" + OutPutPath + ".m4a\"";
+                    break;
+                case ("AC3"):
+                    command += "\" -map 0:a -c copy -y \"" + OutPutPath + ".ac3\"";
+                    break;
+
+            }
+
+            Run(FFMPEG_PATH, command, Path.GetDirectoryName(files[0]));
+            LOGGER.WriteLine(strings.ffmpegDone);
+            //Console.WriteLine(command);
+        }
+
+        public static void ConvertToMPEGTS(string file)
+        {
+            if (Global.VIDEO_TYPE == "H264")
+            {
+                Run(FFMPEG_PATH,
+                    "-loglevel quiet -i \"" + file + "\" -map 0 -c copy -copy_unknown -f mpegts -bsf:v h264_mp4toannexb \""
+                    + Path.GetFileNameWithoutExtension(file) + "[MPEGTS].ts\"", 
+                    Path.GetDirectoryName(file));
+                if (File.Exists(Path.GetDirectoryName(file) + "\\" + Path.GetFileNameWithoutExtension(file) + "[MPEGTS].ts"))
+                {
+                    File.Delete(file);
+                    File.Move(Path.GetDirectoryName(file) + "\\" + Path.GetFileNameWithoutExtension(file) + "[MPEGTS].ts", file);
+                }
+            }
+            else if (Global.VIDEO_TYPE == "H265")
+            {
+                Run(FFMPEG_PATH,
+                    "-loglevel quiet -i \"" + file + "\" -map 0 -c copy -copy_unknown -f mpegts -bsf:v hevc_mp4toannexb \""
+                    + Path.GetFileNameWithoutExtension(file) + "[MPEGTS].ts\"",
+                    Path.GetDirectoryName(file));
+                if (File.Exists(Path.GetDirectoryName(file) + "\\" + Path.GetFileNameWithoutExtension(file) + "[MPEGTS].ts"))
+                {
+                    File.Delete(file);
+                    File.Move(Path.GetDirectoryName(file) + "\\" + Path.GetFileNameWithoutExtension(file) + "[MPEGTS].ts", file);
+                }
+            }
+            else
+            {
+                LOGGER.WriteLineError("Unkown Video Type");
+            }
+        }
+
+        public static void Run(string path, string args, string workDir)
+        {
+            string nowDir = Directory.GetCurrentDirectory();  //当前工作路径
+            Directory.SetCurrentDirectory(workDir);
+            Process p = new Process();//建立外部调用线程
+            p.StartInfo.FileName = path;//要调用外部程序的绝对路径
+            Environment.SetEnvironmentVariable("FFREPORT", "file=" + ReportFile + ":level=32"); //兼容XP系统
+            //p.StartInfo.Environment.Add("FFREPORT", "file=" + ReportFile + ":level=32");
+            p.StartInfo.Arguments = args;//参数(这里就是FFMPEG的参数了)
+            p.StartInfo.UseShellExecute = false;//不使用操作系统外壳程序启动线程(一定为FALSE,详细的请看MSDN)
+            p.StartInfo.RedirectStandardError = true;//把外部程序错误输出写到StandardError流中(这个一定要注意,FFMPEG的所有输出信息,都为错误输出流,用StandardOutput是捕获不到任何消息的...这是我耗费了2个多月得出来的经验...mencoder就是用standardOutput来捕获的)
+            p.StartInfo.CreateNoWindow = false;//不创建进程窗口
+            p.ErrorDataReceived += new DataReceivedEventHandler(Output);//外部程序(这里是FFMPEG)输出流时候产生的事件,这里是把流的处理过程转移到下面的方法中,详细请查阅MSDN
+            p.StartInfo.StandardErrorEncoding = Encoding.UTF8;
+            p.Start();//启动线程
+            p.BeginErrorReadLine();//开始异步读取
+            p.WaitForExit();//阻塞等待进程结束
+            p.Close();//关闭进程
+            p.Dispose();//释放资源
+            Environment.SetEnvironmentVariable("FFREPORT", null); //兼容XP系统
+            Directory.SetCurrentDirectory(nowDir);
+        }
+
+        private static void Output(object sendProcess, DataReceivedEventArgs output)
+        {
+            if (!String.IsNullOrEmpty(output.Data))
+            {
+                LOGGER.PrintLine(output.Data, LOGGER.Warning);
+            }
+        }
+
+        public static bool CheckMPEGTS(string file)
+        {
+            //放行杜比视界或纯音频文件
+            if (Global.VIDEO_TYPE == "DV" || Global.AUDIO_TYPE != "")
+                return true;
+            //如果是多分片，也认为不是MPEGTS
+            if (DownloadManager.PartsCount > 1)
+                return false;
+
+            using (FileStream fs = new FileStream(file, FileMode.Open, FileAccess.Read)) 
+            {
+                byte[] firstByte = new byte[1];
+                fs.Read(firstByte, 0, 1);
+                //第一字节的16进制字符串
+                string _1_byte_str = Convert.ToString(firstByte[0], 16);
+                //syncword不为47就不处理
+                if (_1_byte_str != "47")
+                    return false;
+            }
+            return true;
+        }
+    }
+}

N_m3u8DL-CLI/HLSLiveDownloader.cs

@@ -0,0 +1,153 @@
+using Newtonsoft.Json.Linq;
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading;
+using System.Timers;
+
+namespace N_m3u8DL_CLI
+{
+    class HLSLiveDownloader
+    {
+        public static int REC_DUR_LIMIT = -1; //默认不限制录制时长
+        public static double REC_DUR = 0; //已录制时长
+        private string liveFile = string.Empty;
+        private string jsonFile = string.Empty;
+        private string headers = string.Empty;
+        private string downDir = string.Empty;
+        private FileStream liveStream = null;
+        private double targetduration = 10;
+        private bool isFirstJson = true;
+
+        public double TotalDuration { get; set; }
+        public string Headers { get => headers; set => headers = value; }
+        public string DownDir { get => downDir; set => downDir = value; }
+        public FileStream LiveStream { get => liveStream; set => liveStream = value; }
+        public string LiveFile { get => liveFile; set => liveFile = value; }
+
+        ArrayList toDownList = new ArrayList();  //所有待下载的列表
+        System.Timers.Timer timer = new System.Timers.Timer();
+        Downloader sd = new Downloader();  //只有一个实例
+
+        public void TimerStart()
+        {
+            timer.Enabled = true;
+            //timer.Interval = (targetduration - 2) * 1000; //执行间隔时间,单位为毫秒
+            timer.Start();
+            timer.Elapsed += new ElapsedEventHandler(UpdateList);
+            UpdateList(timer, new EventArgs());  //立即执行一次
+            Record();
+        }
+
+        public void TimerStop()
+        {
+            timer.Stop();
+        }
+
+        //更新列表
+        private void UpdateList(object source, EventArgs e)
+        {
+            jsonFile = Path.Combine(DownDir, "meta.json");
+            if (!File.Exists(jsonFile)) 
+            {
+                TimerStop();
+                return;
+            }
+            string jsonContent = File.ReadAllText(jsonFile);
+            JObject initJson = JObject.Parse(jsonContent);
+            string m3u8Url = initJson["m3u8"].Value<string>();
+            targetduration = initJson["m3u8Info"]["targetDuration"].Value<double>();
+            TotalDuration = initJson["m3u8Info"]["totalDuration"].Value<double>();
+            timer.Interval = (TotalDuration - targetduration) * 1000;//设置定时器运行间隔
+            JArray lastSegments = JArray.Parse(initJson["m3u8Info"]["segments"][0].ToString().Trim());  //上次的分段，用于比对新分段
+            ArrayList tempList = new ArrayList();  //所有待下载的列表
+            tempList.Clear();
+            foreach (JObject seg in lastSegments)
+            {
+                tempList.Add(seg.ToString());
+            }
+
+            if(isFirstJson)
+            {
+                toDownList = tempList;
+                isFirstJson = false;
+                return;
+            }
+
+            Parser parser = new Parser();
+            parser.DownDir = Path.GetDirectoryName(jsonFile);
+            parser.M3u8Url = m3u8Url;
+            parser.LiveStream = true;
+            parser.Parse();  //产生新的json文件
+
+            jsonContent = File.ReadAllText(jsonFile);
+            initJson = JObject.Parse(jsonContent);
+            JArray segments = JArray.Parse(initJson["m3u8Info"]["segments"][0].ToString());  //大分组
+            foreach (JObject seg in segments)
+            {
+                if (!tempList.Contains(seg.ToString()))
+                {
+                    toDownList.Add(seg.ToString());  //加入真正的待下载队列
+                    //Console.WriteLine(seg.ToString());
+                }
+            }
+            if (toDownList.Count > 0)
+                Record();
+        }
+
+        //public void TryDownload()
+        //{
+        //    Thread t = new Thread(Download);
+        //    while (toDownList.Count != 0)
+        //    {
+        //        t = new Thread(Download);
+        //        t.Start();
+        //        t.Join();
+        //        while (sd.IsDone != true) ;  //忙等待
+        //        if (toDownList.Count > 0)
+        //            toDownList.RemoveAt(0);  //下完删除一项
+        //    }
+        //    Console.WriteLine("Waiting...");
+        //}
+
+        private void Record()
+        {
+            while (toDownList.Count > 0 && (sd.FileUrl != "" ? sd.IsDone : true)) 
+            {
+                JObject info = JObject.Parse(toDownList[0].ToString());
+                int index = info["index"].Value<int>();
+                sd.FileUrl = info["segUri"].Value<string>();
+                sd.Method = info["method"].Value<string>();
+                if (sd.Method != "NONE")
+                {
+                    sd.Key = info["key"].Value<string>();
+                    sd.Iv = info["iv"].Value<string>();
+                }
+                sd.TimeOut = (int)timer.Interval - 1000;//超时时间不超过下次执行时间
+                sd.SegIndex = index;
+                sd.Headers = Headers;
+                sd.SegDur = info["duration"].Value<double>();
+                sd.IsLive = true;  //标记为直播
+                sd.LiveFile = LiveFile;
+                sd.LiveStream = LiveStream;
+                sd.Down();  //开始下载
+                while (sd.IsDone != true) { Thread.Sleep(1); };  //忙等待 Thread.Sleep(1) 可防止cpu 100% 防止电脑风扇狂转
+                if (toDownList.Count > 0)
+                    toDownList.RemoveAt(0);  //下完删除一项
+            }
+            LOGGER.PrintLine("Waiting...", LOGGER.Warning);
+            LOGGER.WriteLine("Waiting...");
+        }
+
+        //检测是否有新分片
+        private bool isNewSeg()
+        {
+            if (toDownList.Count > 0)
+                return true;
+            return false;
+        }
+    }
+}

N_m3u8DL-CLI/HLSTags.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace N_m3u8DL_CLI
+{
+    class HLSTags
+    {
+        public static string ext_m3u = "#EXTM3U";
+        public static string ext_x_targetduration = "#EXT-X-TARGETDURATION";
+        public static string ext_x_media_sequence = "#EXT-X-MEDIA-SEQUENCE";
+        public static string ext_x_discontinuity_sequence = "#EXT-X-DISCONTINUITY-SEQUENCE";
+        public static string ext_x_program_date_time = "#EXT-X-PROGRAM-DATE-TIME";
+        public static string ext_x_media = "#EXT-X-MEDIA";
+        public static string ext_x_playlist_type = "#EXT-X-PLAYLIST-TYPE";
+        public static string ext_x_key = "#EXT-X-KEY";
+        public static string ext_x_stream_inf = "#EXT-X-STREAM-INF";
+        public static string ext_x_version = "#EXT-X-VERSION";
+        public static string ext_x_allow_cache = "#EXT-X-ALLOW-CACHE";
+        public static string ext_x_endlist = "#EXT-X-ENDLIST";
+        public static string extinf = "#EXTINF";
+        public static string ext_i_frames_only = "#EXT-X-I-FRAMES-ONLY";
+        public static string ext_x_byterange = "#EXT-X-BYTERANGE";
+        public static string ext_x_i_frame_stream_inf = "#EXT-X-I-FRAME-STREAM-INF";
+        public static string ext_x_discontinuity = "#EXT-X-DISCONTINUITY";
+        public static string ext_x_cue_out_start = "#EXT-X-CUE-OUT";
+        public static string ext_x_cue_out = "#EXT-X-CUE-OUT-CONT";
+        public static string ext_is_independent_segments = "#EXT-X-INDEPENDENT-SEGMENTS";
+        public static string ext_x_scte35 = "#EXT-OATCLS-SCTE35";
+        public static string ext_x_cue_start = "#EXT-X-CUE-OUT";
+        public static string ext_x_cue_end = "#EXT-X-CUE-IN";
+        public static string ext_x_cue_span = "#EXT-X-CUE-SPAN";
+        public static string ext_x_map = "#EXT-X-MAP";
+        public static string ext_x_start = "#EXT-X-START";
+    }
+}

N_m3u8DL-CLI/LOGGER.cs

@@ -0,0 +1,163 @@
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace N_m3u8DL_CLI
+{
+    class LOGGER
+    {
+        public static int CursorIndex = 5;
+        public static int FFmpegCorsorIndex = 5;
+        public const int Default = 1;
+        public const int Error = 2;
+        public const int Warning = 3;
+
+        public static string LOGFILE;
+        public static bool STOPLOG = false;
+        public static string FindLog(string dir)
+        {
+            DirectoryInfo d = new DirectoryInfo(dir);
+            foreach (FileInfo fi in d.GetFiles())
+            {
+                if (fi.Extension.ToUpper() == ".LOG")
+                {
+                    return fi.FullName;
+                }
+            }
+            return "";
+        }
+
+        public static void InitLog()
+        {
+            if (!Directory.Exists(Path.GetDirectoryName(LOGFILE)))//若文件夹不存在则新建文件夹   
+                Directory.CreateDirectory(Path.GetDirectoryName(LOGFILE)); //新建文件夹
+            if (File.Exists(LOGFILE))//若文件存在则删除
+                File.Delete(LOGFILE);
+            string file = LOGFILE;
+            string now = DateTime.Now.ToString("yyyy-MM-dd_HH-mm-ss");
+            string init = "LOG " + DateTime.Now.ToString("yyyy/MM/dd") + "\r\n"
+                + "Save Path: " + Path.GetDirectoryName(LOGFILE) + "\r\n"
+                + "Task Start: " + DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss") + "\r\n"
+                + "Task CommandLine: " + Environment.CommandLine;
+
+            if (File.Exists(Path.Combine(Path.GetDirectoryName(Process.GetCurrentProcess().MainModule.FileName), "N_m3u8DL-CLI.args.txt")))
+            {
+                init += "\r\nAdditional Args: " + File.ReadAllText(Path.Combine(Path.GetDirectoryName(Process.GetCurrentProcess().MainModule.FileName), "N_m3u8DL-CLI.args.txt"));  //解析命令行
+            }
+
+            init += "\r\n\r\n";
+            File.WriteAllText(file, init, Encoding.UTF8);
+        }
+
+        //读写锁机制，当资源被占用，其他线程等待
+        static ReaderWriterLockSlim LogWriteLock = new ReaderWriterLockSlim();
+
+        public static void PrintLine(string text, int printLevel = 1, int cursorIndex = 0)
+        {
+            try
+            {
+                if (CursorIndex > 1000)
+                {
+                    Console.Clear();
+                    CursorIndex = 0;
+                }
+                if (cursorIndex == 0)
+                    Console.SetCursorPosition(0, CursorIndex++);
+                else
+                    Console.SetCursorPosition(0, cursorIndex);
+            }
+            catch (Exception)
+            {
+                ;
+            }
+            switch (printLevel)
+            {
+                case 0:
+                    Console.WriteLine(" ".PadRight(12) + " " + text);
+                    break;
+                case 1:
+                    Console.Write(DateTime.Now.ToString("HH:mm:ss.fff") + " ");
+                    Console.WriteLine(text);
+                    break;
+                case 2:
+                    Console.Write(DateTime.Now.ToString("HH:mm:ss.fff") + " ");
+                    Console.ForegroundColor = ConsoleColor.Red;
+                    Console.WriteLine(text);
+                    Console.ResetColor();
+                    break;
+                case 3:
+                    Console.Write(DateTime.Now.ToString("HH:mm:ss.fff") + " ");
+                    Console.ForegroundColor = ConsoleColor.DarkYellow;
+                    Console.WriteLine(text);
+                    Console.ResetColor();
+                    break;
+            }
+        }
+
+        public static void WriteLine(string text)
+        {
+            if (STOPLOG)
+                return;
+            if (!File.Exists(LOGFILE))
+                return;
+
+            try
+            {
+                string file = LOGFILE;
+                //进入写入
+                LogWriteLock.EnterWriteLock();
+                using (StreamWriter sw = File.AppendText(file))
+                {
+                    sw.WriteLine(DateTime.Now.ToString("HH:mm:ss.fff") + " / (NORMAL) " + text, Encoding.UTF8);
+                }
+            }
+            catch (Exception)
+            {
+                
+            }
+            finally
+            {
+                //释放占用
+                LogWriteLock.ExitWriteLock();
+            }
+        }
+
+        public static void WriteLineError(string text)
+        {
+            if (!File.Exists(LOGFILE))
+                return;
+            try
+            {
+                string file = LOGFILE;
+                //进入写入
+                LogWriteLock.EnterWriteLock();
+                using (StreamWriter sw = File.AppendText(file))
+                {
+                    sw.WriteLine(DateTime.Now.ToString("HH:mm:ss.fff") + " / (ERROR) " + text, Encoding.UTF8);
+                }
+            }
+            catch (Exception)
+            {
+                
+            }
+            finally
+            {
+                //释放占用
+                LogWriteLock.ExitWriteLock();
+            }
+        }
+
+        public static void Show(string text)
+        {
+            Console.ForegroundColor = ConsoleColor.Red;
+            Console.WriteLine(DateTime.Now.ToString("o") + "  " + text);
+            while (Console.ForegroundColor == ConsoleColor.Red) 
+                Console.ResetColor();
+        }
+    }
+}

N_m3u8DL-CLI/N_m3u8DL-CLI.csproj

@@ -0,0 +1,133 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{4FB61439-B738-46AC-B3AF-2BF72150D057}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <RootNamespace>N_m3u8DL_CLI</RootNamespace>
+    <AssemblyName>N_m3u8DL-CLI</AssemblyName>
+    <TargetFrameworkVersion>v4.6</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
+    <TargetFrameworkProfile />
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <PlatformTarget>x86</PlatformTarget>
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <Prefer32Bit>false</Prefer32Bit>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <Prefer32Bit>false</Prefer32Bit>
+  </PropertyGroup>
+  <PropertyGroup>
+    <ApplicationIcon>logo_3Iv_icon.ico</ApplicationIcon>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="Microsoft.JScript" />
+    <Reference Include="netstandard, Version=2.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51" />
+    <Reference Include="Newtonsoft.Json, Version=12.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
+      <HintPath>..\packages\Newtonsoft.Json.12.0.3\lib\net45\Newtonsoft.Json.dll</HintPath>
+    </Reference>
+    <Reference Include="NiL.JS, Version=2.5.1428.0, Culture=neutral, PublicKeyToken=fa941a7c2a4de689, processorArchitecture=MSIL">
+      <HintPath>..\packages\NiL.JS.2.5.1428\lib\net45\NiL.JS.dll</HintPath>
+    </Reference>
+    <Reference Include="PresentationFramework" />
+    <Reference Include="System" />
+    <Reference Include="System.Collections" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.IO" />
+    <Reference Include="System.Web" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="CommandLineArgument.cs" />
+    <Compile Include="CommandLineArgumentParser.cs" />
+    <Compile Include="Decode51CtoKey.cs" />
+    <Compile Include="DecodeDdyun.cs" />
+    <Compile Include="DecodeImooc.cs" />
+    <Compile Include="DecodeNfmovies.cs" />
+    <Compile Include="Decrypter.cs" />
+    <Compile Include="FFmpeg.cs" />
+    <Compile Include="Global.cs" />
+    <Compile Include="HLSLiveDownloader.cs" />
+    <Compile Include="HLSTags.cs" />
+    <Compile Include="LOGGER.cs" />
+    <Compile Include="DownloadManager.cs" />
+    <Compile Include="MPDParser.cs" />
+    <Compile Include="Parser.cs" />
+    <Compile Include="Program.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="Downloader.cs" />
+    <Compile Include="strings.Designer.cs">
+      <AutoGen>True</AutoGen>
+      <DesignTime>True</DesignTime>
+      <DependentUpon>strings.resx</DependentUpon>
+    </Compile>
+    <Compile Include="strings.en-US.Designer.cs">
+      <AutoGen>True</AutoGen>
+      <DesignTime>True</DesignTime>
+      <DependentUpon>strings.en-US.resx</DependentUpon>
+    </Compile>
+    <Compile Include="strings.zh-TW.Designer.cs">
+      <AutoGen>True</AutoGen>
+      <DesignTime>True</DesignTime>
+      <DependentUpon>strings.zh-TW.resx</DependentUpon>
+    </Compile>
+    <Compile Include="Watcher.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="App.config">
+      <SubType>Designer</SubType>
+    </None>
+    <None Include="packages.config" />
+  </ItemGroup>
+  <ItemGroup>
+    <COMReference Include="Scripting">
+      <Guid>{420B2830-E718-11CF-893D-00A0C9054228}</Guid>
+      <VersionMajor>1</VersionMajor>
+      <VersionMinor>0</VersionMinor>
+      <Lcid>0</Lcid>
+      <WrapperTool>tlbimp</WrapperTool>
+      <Isolated>False</Isolated>
+      <EmbedInteropTypes>True</EmbedInteropTypes>
+    </COMReference>
+  </ItemGroup>
+  <ItemGroup>
+    <Content Include="logo_3Iv_icon.ico" />
+  </ItemGroup>
+  <ItemGroup>
+    <EmbeddedResource Include="strings.en-US.resx">
+      <Generator>ResXFileCodeGenerator</Generator>
+      <LastGenOutput>strings.en-US.Designer.cs</LastGenOutput>
+    </EmbeddedResource>
+    <EmbeddedResource Include="strings.resx">
+      <Generator>ResXFileCodeGenerator</Generator>
+      <LastGenOutput>strings.Designer.cs</LastGenOutput>
+    </EmbeddedResource>
+    <EmbeddedResource Include="strings.zh-TW.resx">
+      <Generator>ResXFileCodeGenerator</Generator>
+      <LastGenOutput>strings.zh-TW.Designer.cs</LastGenOutput>
+    </EmbeddedResource>
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+</Project>

N_m3u8DL-CLI/Properties/AssemblyInfo.cs

@@ -0,0 +1,36 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// 有关程序集的一般信息由以下
+// 控制。更改这些特性值可修改
+// 与程序集关联的信息。
+[assembly: AssemblyTitle("N_m3u8DL-CLI")]
+[assembly: AssemblyDescription("一款命令行m3u8下载器")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("nilaoda")]
+[assembly: AssemblyProduct("N_m3u8DL-CLI")]
+[assembly: AssemblyCopyright("Copyright ©  2020")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// 将 ComVisible 设置为 false 会使此程序集中的类型
+//对 COM 组件不可见。如果需要从 COM 访问此程序集中的类型
+//请将此类型的 ComVisible 特性设置为 true。
+[assembly: ComVisible(false)]
+
+// 如果此项目向 COM 公开，则下列 GUID 用于类型库的 ID
+[assembly: Guid("4fb61439-b738-46ac-b3af-2bf72150d057")]
+
+// 程序集的版本信息由下列四个值组成: 
+//
+//      主版本
+//      次版本
+//      生成号
+//      修订号
+//
+// 可以指定所有值，也可以使用以下所示的 "*" 预置版本号和修订号
+// 方法是按如下所示使用“*”: :
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("2.7.0.0")]

N_m3u8DL-CLI/Watcher.cs

@@ -0,0 +1,104 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Timers;
+
+namespace N_m3u8DL_CLI
+{
+    class Watcher
+    {
+        private string dir = string.Empty;
+        private int total = 0;
+        private static double totalDuration = 0; //总时长
+        private int now = 0;
+        private int partsCount = 0;
+        FileSystemWatcher watcher = new FileSystemWatcher();
+
+        public int Total { get => total; set => total = value; }
+        public int Now { get => now; set => now = value; }
+        public int PartsCount { get => partsCount; set => partsCount = value; }
+        public static double TotalDuration { get => totalDuration; set => totalDuration = value; }
+
+        public Watcher(string Dir)
+        {
+            this.dir = Dir;
+        }
+
+        public void WatcherStrat()
+        {
+            for (int i = 0; i < PartsCount; i++)
+            {
+                Now += Global.GetFileCount(dir + "\\Part_" + i.ToString(DownloadManager.partsPadZero), ".ts");
+            }
+            watcher.Path = dir;
+            watcher.Filter = "*.ts";
+            watcher.IncludeSubdirectories = true;  //包括子目录
+            watcher.EnableRaisingEvents = true;    //开启提交事件
+            watcher.Created += new FileSystemEventHandler(OnCreated);
+            watcher.Renamed += new RenamedEventHandler(OnCreated);
+            watcher.Deleted += new FileSystemEventHandler(OnDeleted);
+        }
+
+        public void WatcherStop()
+        {
+            watcher.Dispose();
+        }
+
+        private void OnCreated(object source, FileSystemEventArgs e)
+        {
+            if (Path.GetFileNameWithoutExtension(e.FullPath).StartsWith("Part"))
+                return;
+            Now++;
+            if (Now > Total)
+            {
+                return;
+            }
+            //Console.Title = Now + "   /   " + Total;
+            string downloadedSize = Global.FormatFileSize(DownloadManager.DownloadedSize);
+            string estimatedSize = Global.FormatFileSize(DownloadManager.DownloadedSize * total / now);
+            string percent = (Convert.ToDouble(now) / Convert.ToDouble(total) * 100).ToString("0.00") + "%";
+            Console.SetCursorPosition(0, 2);
+            Console.Write(("Progress: " + Now + " of " + Total
+                + $" ({percent}/{downloadedSize}/{estimatedSize}/{Global.FormatTime(Convert.ToInt32(TotalDuration))})").PadRight(62));
+        }
+
+        private void OnRenamed(object source, RenamedEventArgs e)
+        {
+            if (Path.GetFileNameWithoutExtension(e.FullPath).StartsWith("Part"))
+                return;
+            Now++;
+            if (Now > Total)
+            {
+                return;
+            }
+            //Console.Title = Now + "   /   " + Total;
+            string downloadedSize = Global.FormatFileSize(DownloadManager.DownloadedSize);
+            string estimatedSize = Global.FormatFileSize(DownloadManager.DownloadedSize * total / now);
+            string percent = (Convert.ToDouble(now) / Convert.ToDouble(total) * 100).ToString("0.00") + "%";
+            Console.SetCursorPosition(0, 2);
+            Console.Write(("Progress: " + Now + " of " + Total
+                + $" ({percent}/{downloadedSize}/{estimatedSize}/{Global.FormatTime(Convert.ToInt32(TotalDuration))})").PadRight(62));
+        }
+
+        private void OnDeleted(object source, FileSystemEventArgs e)
+        {
+            if (Path.GetFileNameWithoutExtension(e.FullPath).StartsWith("Part"))
+                return;
+            Now--;
+            if (Now > Total)
+            {
+                return;
+            }
+            //Console.Title = Now + "   /   " + Total;
+            string downloadedSize = Global.FormatFileSize(DownloadManager.DownloadedSize);
+            string estimatedSize = Global.FormatFileSize(DownloadManager.DownloadedSize * total / now);
+            string percent = (Convert.ToDouble(now) / Convert.ToDouble(total) * 100).ToString("0.00") + "%";
+            Console.SetCursorPosition(0, 2);
+            Console.Write(("Progress: " + Now + " of " + Total
+                + $" ({percent}/{downloadedSize}/{estimatedSize}/{Global.FormatTime(Convert.ToInt32(TotalDuration))})").PadRight(62));
+        }
+    }
+}

N_m3u8DL-CLI/packages.config

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<packages>
+  <package id="Newtonsoft.Json" version="12.0.3" targetFramework="net46" />
+  <package id="NiL.JS" version="2.5.1428" targetFramework="net46" />
+</packages>