支持TS格式混流 (#466)

src/N_m3u8DL-RE/CommandLine/CommandInvoker.cs

@@ -18,7 +18,7 @@ namespace N_m3u8DL_RE.CommandLine
 {
     internal partial class CommandInvoker
     {
-        public const string VERSION_INFO = "N_m3u8DL-RE (Beta version) 20240630";
+        public const string VERSION_INFO = "N_m3u8DL-RE (Beta version) 20241020";
 
         [GeneratedRegex("((best|worst)\\d*|all)")]
         private static partial Regex ForStrRegex();
@@ -438,7 +438,8 @@ namespace N_m3u8DL_RE.CommandLine
             var p = new ComplexParamParser(v);
             //混流格式
             var format = p.GetValue("format") ?? v.Split(':')[0]; //若未获取到，直接:前的字符串作为format解析
-            if (format != "mp4" && format != "mkv")
+            var parseResult = System.Enum.TryParse(format.ToUpperInvariant(), out MuxFormat muxFormat);
+            if (!parseResult)
             {
                 result.ErrorMessage = $"format={format} not valid";
                 return null;
@@ -480,7 +481,7 @@ namespace N_m3u8DL_RE.CommandLine
             return new MuxOptions()
             {
                 UseMkvmerge = muxer == "mkvmerge",
-                MuxToMp4 = format == "mp4",
+                MuxFormat = muxFormat,
                 KeepFiles = keep == "true",
                 SkipSubtitle = skipSub == "true",
                 BinPath = bin_path == "auto" ? null : bin_path

src/N_m3u8DL-RE/DownloadManager/SimpleDownloadManager.cs

@@ -725,14 +725,14 @@ namespace N_m3u8DL_RE.DownloadManager
                 }
                 OutputFiles.ForEach(f => Logger.WarnMarkUp($"[grey]{Path.GetFileName(f.FilePath).EscapeMarkup()}[/]"));
                 var saveDir = DownloaderConfig.MyOptions.SaveDir ?? Environment.CurrentDirectory;
-                var ext = DownloaderConfig.MyOptions.MuxOptions.MuxToMp4 ? ".mp4" : ".mkv";
+                var ext = OtherUtil.GetMuxExtension(DownloaderConfig.MyOptions.MuxOptions.MuxFormat);
                 var dirName = Path.GetFileName(DownloaderConfig.DirPrefix);
                 var outName = $"{dirName}.MUX";
                 var outPath = Path.Combine(saveDir, outName);
                 Logger.WarnMarkUp($"Muxing to [grey]{outName.EscapeMarkup()}{ext}[/]");
                 var result = false;
                 if (DownloaderConfig.MyOptions.MuxOptions.UseMkvmerge) result = MergeUtil.MuxInputsByMkvmerge(DownloaderConfig.MyOptions.MkvmergeBinaryPath!, OutputFiles.ToArray(), outPath);
-                else result = MergeUtil.MuxInputsByFFmpeg(DownloaderConfig.MyOptions.FFmpegBinaryPath!, OutputFiles.ToArray(), outPath, DownloaderConfig.MyOptions.MuxOptions.MuxToMp4, !DownloaderConfig.MyOptions.NoDateInfo);
+                else result = MergeUtil.MuxInputsByFFmpeg(DownloaderConfig.MyOptions.FFmpegBinaryPath!, OutputFiles.ToArray(), outPath, DownloaderConfig.MyOptions.MuxOptions.MuxFormat, !DownloaderConfig.MyOptions.NoDateInfo);
                 //完成后删除各轨道文件
                 if (result)
                 {

src/N_m3u8DL-RE/DownloadManager/SimpleLiveRecordManager2.cs

@@ -896,14 +896,14 @@ namespace N_m3u8DL_RE.DownloadManager
                 }
                 OutputFiles.ForEach(f => Logger.WarnMarkUp($"[grey]{Path.GetFileName(f.FilePath).EscapeMarkup()}[/]"));
                 var saveDir = DownloaderConfig.MyOptions.SaveDir ?? Environment.CurrentDirectory;
-                var ext = DownloaderConfig.MyOptions.MuxOptions.MuxToMp4 ? ".mp4" : ".mkv";
+                var ext = OtherUtil.GetMuxExtension(DownloaderConfig.MyOptions.MuxOptions.MuxFormat);
                 var dirName = Path.GetFileName(DownloaderConfig.DirPrefix);
                 var outName = $"{dirName}.MUX";
                 var outPath = Path.Combine(saveDir, outName);
                 Logger.WarnMarkUp($"Muxing to [grey]{outName.EscapeMarkup()}{ext}[/]");
                 var result = false;
                 if (DownloaderConfig.MyOptions.MuxOptions.UseMkvmerge) result = MergeUtil.MuxInputsByMkvmerge(DownloaderConfig.MyOptions.MkvmergeBinaryPath!, OutputFiles.ToArray(), outPath);
-                else result = MergeUtil.MuxInputsByFFmpeg(DownloaderConfig.MyOptions.FFmpegBinaryPath!, OutputFiles.ToArray(), outPath, DownloaderConfig.MyOptions.MuxOptions.MuxToMp4, !DownloaderConfig.MyOptions.NoDateInfo);
+                else result = MergeUtil.MuxInputsByFFmpeg(DownloaderConfig.MyOptions.FFmpegBinaryPath!, OutputFiles.ToArray(), outPath, DownloaderConfig.MyOptions.MuxOptions.MuxFormat, !DownloaderConfig.MyOptions.NoDateInfo);
                 //完成后删除各轨道文件
                 if (result)
                 {

src/N_m3u8DL-RE/Entity/MuxOptions.cs

@@ -1,15 +1,11 @@
-using System;
+using N_m3u8DL_RE.Enum;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace N_m3u8DL_RE.Entity
 {
     internal class MuxOptions
     {
         public bool UseMkvmerge { get; set; } = false;
-        public bool MuxToMp4 { get; set; } = false;
+        public MuxFormat MuxFormat { get; set; } = MuxFormat.MP4;
         public bool KeepFiles { get; set; } = false;
         public bool SkipSubtitle { get; set; } = false;
         public string? BinPath { get; set; }

src/N_m3u8DL-RE/Enum/MuxFormat.cs

@@ -0,0 +1,8 @@
+namespace N_m3u8DL_RE.Enum;
+
+internal enum MuxFormat
+{
+    MP4,
+    MKV,
+    TS,
+}

src/N_m3u8DL-RE/Enum/SubtitleFormat.cs

@@ -1,14 +1,7 @@
-using System;
+namespace N_m3u8DL_RE.Enum;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
-namespace N_m3u8DL_RE.Enum
+internal enum SubtitleFormat
 {
-    internal enum SubtitleFormat
+    VTT,
-    {
+    SRT
-        VTT,
-        SRT
-    }
 }

src/N_m3u8DL-RE/Util/MergeUtil.cs

@@ -1,16 +1,9 @@
 using N_m3u8DL_RE.Common.Log;
 using N_m3u8DL_RE.Entity;
 using Spectre.Console;
-using System;
-using System.Collections.Generic;
-using System.CommandLine;
 using System.Diagnostics;
-using System.Globalization;
-using System.Linq;
 using System.Text;
-using System.Threading.Tasks;
+using N_m3u8DL_RE.Enum;
-using System.Xml;
-using System.Xml.Linq;
 
 namespace N_m3u8DL_RE.Util
 {
@@ -186,9 +179,9 @@ namespace N_m3u8DL_RE.Util
             return code == 0;
         }
 
-        public static bool MuxInputsByFFmpeg(string binary, OutputFile[] files, string outputPath, bool mp4, bool dateinfo)
+        public static bool MuxInputsByFFmpeg(string binary, OutputFile[] files, string outputPath, MuxFormat muxFormat, bool dateinfo)
         {
-            var ext = mp4 ? "mp4" : "mkv";
+            var ext = OtherUtil.GetMuxExtension(muxFormat);
             string dateString = DateTime.Now.ToString("o");
             StringBuilder command = new StringBuilder("-loglevel warning -nostdin -y -dn ");
 
@@ -206,10 +199,13 @@ namespace N_m3u8DL_RE.Util
 
             var srt = files.Any(x => x.FilePath.EndsWith(".srt"));
 
-            if (mp4)
+            if (muxFormat == MuxFormat.MP4)
                 command.Append($" -strict unofficial -c:a copy -c:v copy -c:s mov_text "); //mp4不支持vtt/srt字幕，必须转换格式
-            else
+            else if (muxFormat == MuxFormat.TS)
+                command.Append($" -strict unofficial -c:a copy -c:v copy ");
+            else if (muxFormat == MuxFormat.MKV)
                 command.Append($" -strict unofficial -c:a copy -c:v copy -c:s {(srt ? "srt" : "webvtt")} ");
+            else throw new ArgumentException($"unknown format: {muxFormat}");
 
             //CLEAN
             command.Append(" -map_metadata -1 ");
@@ -254,7 +250,7 @@ namespace N_m3u8DL_RE.Util
 
             if (dateinfo) command.Append($" -metadata date=\"{dateString}\" ");
             command.Append($" -ignore_unknown -copy_unknown ");
-            command.Append($" \"{outputPath}.{ext}\"");
+            command.Append($" \"{outputPath}{ext}\"");
 
             var code = InvokeFFmpeg(binary, command.ToString(), Environment.CurrentDirectory);
 

src/N_m3u8DL-RE/Util/OtherUtil.cs

@@ -163,5 +163,16 @@ namespace N_m3u8DL_RE.Util
         {
             return Environment.GetEnvironmentVariable(key) ?? defaultValue;
         }
+
+        public static string GetMuxExtension(MuxFormat muxFormat)
+        {
+            return muxFormat switch
+            {
+                MuxFormat.MP4 => ".mp4",
+                MuxFormat.MKV => ".mkv",
+                MuxFormat.TS => ".ts",
+                _ => throw new ArgumentException($"unknown format: {muxFormat}")
+            };
+        }
     }
 }