C#下载youtube视频的声音
C# Download the sound of a youtube video
我可以从 youtube 下载视频,但我只想要声音。我该怎么做?
我有用于下载视频的代码(使用 VideoLibrary):
YouTube youtube = YouTube.Default;
Video vid = youtube.GetVideo(txt_youtubeurl.Text);
System.IO.File.WriteAllBytes(source + vid.FullName, vid.GetBytes());
安装 NuGet 包:MediaToolkit
和 VideoLibrary
,它将允许您通过文件扩展名进行转换。
var source = @"<your destination folder>";
var youtube = YouTube.Default;
var vid = youtube.GetVideo("<video url>");
File.WriteAllBytes(source + vid.FullName, vid.GetBytes());
var inputFile = new MediaFile { Filename = source + vid.FullName };
var outputFile = new MediaFile { Filename = $"{source + vid.FullName}.mp3" };
using (var engine = new Engine())
{
engine.GetMetadata(inputFile);
engine.Convert(inputFile, outputFile);
}
上面的代码非常棒,你不需要先下载视频我创建了这个程序,所以当像我这样的菜鸟看到这个时,它更容易使用。
您需要 nuget 包 MediaToolkit
和 VideoLibrary
.
示例url:https://www.youtube.com/watch?v=lzm5llVmR2E
示例路径只需要一个路径来保存文件。
只需添加要保存的 mp3 文件的名称
希望这对我测试过此代码的人有所帮助;
private void SaveMP3(string SaveToFolder, string VideoURL, string MP3Name)
{
var source = @SaveToFolder;
var youtube = YouTube.Default;
var vid = youtube.GetVideo(VideoURL);
File.WriteAllBytes(source + vid.FullName, vid.GetBytes());
var inputFile = new MediaFile { Filename = source + vid.FullName };
var outputFile = new MediaFile { Filename = $"{MP3Name}.mp3" };
using (var engine = new Engine())
{
engine.GetMetadata(inputFile);
engine.Convert(inputFile, outputFile);
}
}
好的,找到了一个更好的方法,上面的代码没有规范化为其他人发布的音频。
首先添加 Nuget 包:https://www.nuget.org/packages/NReco.VideoConverter/
将 MP4 转换为 MP3
// Client
var client = new YoutubeClient();
var videoId = NormalizeVideoId(txtFileURL.Text);
var video = await client.GetVideoAsync(videoId);
var streamInfoSet = await client.GetVideoMediaStreamInfosAsync(videoId);
// Get the best muxed stream
var streamInfo = streamInfoSet.Muxed.WithHighestVideoQuality();
// Compose file name, based on metadata
var fileExtension = streamInfo.Container.GetFileExtension();
var fileName = $"{video.Title}.{fileExtension}";
// Replace illegal characters in file name
fileName = RemoveIllegalFileNameChars(fileName);
tmrVideo.Enabled = true;
// Download video
txtMessages.Text = "Downloading Video please wait ... ";
//using (var progress = new ProgressBar())
await client.DownloadMediaStreamAsync(streamInfo, fileName);
// Add Nuget package: https://www.nuget.org/packages/NReco.VideoConverter/ To Convert MP4 to MP3
if (ckbAudioOnly.Checked)
{
var Convert = new NReco.VideoConverter.FFMpegConverter();
String SaveMP3File = MP3FolderPath + fileName.Replace(".mp4", ".mp3");
Convert.ConvertMedia(fileName, SaveMP3File, "mp3");
//Delete the MP4 file after conversion
File.Delete(fileName);
LoadMP3Files();
txtMessages.Text = "File Converted to MP3";
tmrVideo.Enabled = false;
txtMessages.BackColor = Color.White;
if (ckbAutoPlay.Checked) { PlayFile(SaveMP3File); }
return;
}
基于这个主题,我开发了一个简单而愚蠢的程序来下载 youtube 播放列表。希望这对某人有帮助。这只是一个 Main.cs 文件:Youtube Playlist Downloader - Mp4 & Mp3
我喜欢使用方法的想法。我试过 SaveMP3()
但它有一些问题。
这对我有用:`
private void SaveMP3(string SaveToFolder, string VideoURL, string MP3Name)
{
string source = SaveToFolder;
var youtube = YouTube.Default;
var vid = youtube.GetVideo(VideoURL);
string videopath = Path.Combine(source, vid.FullName);
File.WriteAllBytes(videopath, vid.GetBytes());
var inputFile = new MediaFile { Filename = Path.Combine(source, vid.FullName) };
var outputFile = new MediaFile { Filename = Path.Combine(source , $"{MP3Name}.mp3") };
using (var engine = new Engine())
{
engine.GetMetadata(inputFile);
engine.Convert(inputFile, outputFile);
}
File.Delete(Path.Combine(source, vid.FullName));
}
`
我可以从 youtube 下载视频,但我只想要声音。我该怎么做?
我有用于下载视频的代码(使用 VideoLibrary):
YouTube youtube = YouTube.Default;
Video vid = youtube.GetVideo(txt_youtubeurl.Text);
System.IO.File.WriteAllBytes(source + vid.FullName, vid.GetBytes());
安装 NuGet 包:MediaToolkit
和 VideoLibrary
,它将允许您通过文件扩展名进行转换。
var source = @"<your destination folder>";
var youtube = YouTube.Default;
var vid = youtube.GetVideo("<video url>");
File.WriteAllBytes(source + vid.FullName, vid.GetBytes());
var inputFile = new MediaFile { Filename = source + vid.FullName };
var outputFile = new MediaFile { Filename = $"{source + vid.FullName}.mp3" };
using (var engine = new Engine())
{
engine.GetMetadata(inputFile);
engine.Convert(inputFile, outputFile);
}
上面的代码非常棒,你不需要先下载视频我创建了这个程序,所以当像我这样的菜鸟看到这个时,它更容易使用。
您需要 nuget 包 MediaToolkit
和 VideoLibrary
.
示例url:https://www.youtube.com/watch?v=lzm5llVmR2E 示例路径只需要一个路径来保存文件。 只需添加要保存的 mp3 文件的名称
希望这对我测试过此代码的人有所帮助;
private void SaveMP3(string SaveToFolder, string VideoURL, string MP3Name)
{
var source = @SaveToFolder;
var youtube = YouTube.Default;
var vid = youtube.GetVideo(VideoURL);
File.WriteAllBytes(source + vid.FullName, vid.GetBytes());
var inputFile = new MediaFile { Filename = source + vid.FullName };
var outputFile = new MediaFile { Filename = $"{MP3Name}.mp3" };
using (var engine = new Engine())
{
engine.GetMetadata(inputFile);
engine.Convert(inputFile, outputFile);
}
}
好的,找到了一个更好的方法,上面的代码没有规范化为其他人发布的音频。 首先添加 Nuget 包:https://www.nuget.org/packages/NReco.VideoConverter/ 将 MP4 转换为 MP3
// Client
var client = new YoutubeClient();
var videoId = NormalizeVideoId(txtFileURL.Text);
var video = await client.GetVideoAsync(videoId);
var streamInfoSet = await client.GetVideoMediaStreamInfosAsync(videoId);
// Get the best muxed stream
var streamInfo = streamInfoSet.Muxed.WithHighestVideoQuality();
// Compose file name, based on metadata
var fileExtension = streamInfo.Container.GetFileExtension();
var fileName = $"{video.Title}.{fileExtension}";
// Replace illegal characters in file name
fileName = RemoveIllegalFileNameChars(fileName);
tmrVideo.Enabled = true;
// Download video
txtMessages.Text = "Downloading Video please wait ... ";
//using (var progress = new ProgressBar())
await client.DownloadMediaStreamAsync(streamInfo, fileName);
// Add Nuget package: https://www.nuget.org/packages/NReco.VideoConverter/ To Convert MP4 to MP3
if (ckbAudioOnly.Checked)
{
var Convert = new NReco.VideoConverter.FFMpegConverter();
String SaveMP3File = MP3FolderPath + fileName.Replace(".mp4", ".mp3");
Convert.ConvertMedia(fileName, SaveMP3File, "mp3");
//Delete the MP4 file after conversion
File.Delete(fileName);
LoadMP3Files();
txtMessages.Text = "File Converted to MP3";
tmrVideo.Enabled = false;
txtMessages.BackColor = Color.White;
if (ckbAutoPlay.Checked) { PlayFile(SaveMP3File); }
return;
}
基于这个主题,我开发了一个简单而愚蠢的程序来下载 youtube 播放列表。希望这对某人有帮助。这只是一个 Main.cs 文件:Youtube Playlist Downloader - Mp4 & Mp3
我喜欢使用方法的想法。我试过 SaveMP3()
但它有一些问题。
这对我有用:`
private void SaveMP3(string SaveToFolder, string VideoURL, string MP3Name)
{
string source = SaveToFolder;
var youtube = YouTube.Default;
var vid = youtube.GetVideo(VideoURL);
string videopath = Path.Combine(source, vid.FullName);
File.WriteAllBytes(videopath, vid.GetBytes());
var inputFile = new MediaFile { Filename = Path.Combine(source, vid.FullName) };
var outputFile = new MediaFile { Filename = Path.Combine(source , $"{MP3Name}.mp3") };
using (var engine = new Engine())
{
engine.GetMetadata(inputFile);
engine.Convert(inputFile, outputFile);
}
File.Delete(Path.Combine(source, vid.FullName));
}
`