private Task <Stream> ExtractAudio(Stream stream)
{
var flvFile = new FlvFile(stream);
{
flvFile.ConversionProgressChanged += (sender, args) =>
{
AudioExtractionProgressChanged?.Invoke(this, args);
};
return(flvFile.ExtractStreams());
}
}
private async void button1_Click(object sender, EventArgs e)
{
//var videos = DownloadUrlResolver.GetDownloadUrls("https://www.youtube.com/watch?v=rTKHB_tVYpk");
//VideoInfo video = videos
// .OrderByDescending(info => info.AudioBitrate)
// .First();
//await Task.Factory.StartNew(() =>
//{
// var audioDownload = new AudioDownloader(video, Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Desktop), "test.mp3"));
// audioDownload.DownloadProgressChanged += (s, args) => Console.WriteLine(args.ProgressPercentage * 0.85);
// audioDownload.AudioExtractionProgressChanged += (s, args) => Console.WriteLine(85 + args.ProgressPercentage * 0.15);
// audioDownload.Execute();
//});
string path = Path.Combine(@"D:\Recordings\Obs", "Haytam.flv");
FlvFile flvFile = new FlvFile(path, Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Desktop), "test.mp3"));
flvFile.ConversionProgressChanged += (s, ea) => Console.WriteLine(ea.ProgressPercentage);
flvFile.ExtractStreams();
flvFile.Dispose();
}
private Task SplitTaskDirectory(string inputVideoPath, string outputDirectoryPath, VideoConvertConfig config)
{
return(new Task(() =>
{
var progress = 0;
SetProgressBar(progress);
var flvs = Util.GetAllFlvList(inputVideoPath);
SetLabel4(flvs.Count);
if (flvs.Count > 0)
{
var halfProgress = 50 / flvs.Count;
using (var engine = new Engine())
{
foreach (var flv in flvs)
{
var inputFile = new MediaFile(flv);
var outputFile = new MediaFile();
if (config.OutputSameAsInput || string.IsNullOrWhiteSpace(outputDirectoryPath) || !Directory.Exists(outputDirectoryPath))
{
outputDirectoryPath = Path.GetDirectoryName(flv);
}
var mp4File = new MediaFile(Path.Combine(outputDirectoryPath ?? throw new ArgumentNullException(nameof(outputDirectoryPath)), $@"{Path.GetFileNameWithoutExtension(flv)}.mp4"));
//flv转封装成MP4
if (config.IsSkipSameMp4 && File.Exists(mp4File.Filename))
{
//do nothing
}
else if (config.UseFlvFix)
{
using (var flvFile = new FlvFile(inputFile.Filename))
{
flvFile.ExtractStreams(true, true, false, true);
engine.CustomCommand(string.Format(MuxCommand, flvFile.VideoPath, flvFile.AudioPath, mp4File.Filename));
File.Delete(flvFile.VideoPath);
File.Delete(flvFile.AudioPath);
}
}
else
{
engine.CustomCommand(string.Format(ConvertCommand, inputFile.Filename, mp4File.Filename));
}
progress += halfProgress;
SetProgressBar(progress);
if (!config.OnlyConvert)
{
//分段
if (Util.GetFileSize(mp4File.Filename) > Limit * 1024 / 8)
{
engine.GetMetadata(mp4File);
var vb = mp4File.Metadata.VideoData.BitRateKbs ?? 0;
var ab = mp4File.Metadata.AudioData.BitRateKbs;
var maxDuration = TimeSpan.FromSeconds(Convert.ToDouble(Limit) / (vb + ab));
var duration = mp4File.Metadata.Duration;
var now = TimeSpan.Zero;
for (var i = 0; now < duration; ++i)
{
var t = Duration;
if (now + maxDuration >= duration)
{
t = duration - now;
}
outputFile.Filename = Path.Combine(outputDirectoryPath, $@"{Path.GetFileNameWithoutExtension(mp4File.Filename)}_{i + 1}.mp4");
engine.CustomCommand(string.Format(SplitCommand, now, t, mp4File.Filename, outputFile.Filename));
engine.GetMetadata(outputFile);
now += t;
progress += Convert.ToInt32(Convert.ToDouble(now.Ticks) / duration.Ticks * halfProgress);
SetProgressBar(progress);
}
}
}
else
{
progress += halfProgress;
SetProgressBar(progress);
}
if (config.DeleteFlv && Util.IsFlv(inputFile.Filename))
{
if (config.IsSendToRecycleBin)
{
FileSystem.DeleteFile(inputFile.Filename, UIOption.OnlyErrorDialogs, RecycleOption.SendToRecycleBin);
}
else
{
File.Delete(inputFile.Filename);
}
}
}
}
}
SetProgressBar(100);
MessageBox.Show($@"{inputVideoPath} 完成！", @"提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}));
}
void client_DownloadFileCompleted(object sender, AsyncCompletedEventArgs e)
{
if (radioButton1.Checked == true)
{
if (!viddling.Contains("flv"))
{
label1.Text = "Status: Ready";
File.Copy(viddling, mp4out);
File.Delete(viddling);
}
else
{
this.Cursor = Cursors.WaitCursor;
ProcessStartInfo psi = new ProcessStartInfo();
string startdir = Directory.GetCurrentDirectory();
if (Environment.Is64BitOperatingSystem)
{
psi.FileName = ffmpeg + @"\Data\ffmpeg-64.exe";
}
else
{
psi.FileName = ffmpeg + @"\Data\ffmpeg-32.exe";
}
string convert = viddling;
psi.Arguments = string.Format("-i \"{0}\" -y -sameq -ar 22050 \"{1}\"", viddling, mp4out);
psi.WindowStyle = ProcessWindowStyle.Normal;
Process p = Process.Start(psi);
p.WaitForExit();
if (p.HasExited == true)
{
this.Cursor = Cursors.Default;
File.Delete(viddling);
}
}
}
else if (radioButton2.Checked == true)
{
if (RipLeech.Properties.Settings.Default.ffmpeg == true)
{
this.Cursor = Cursors.WaitCursor;
Process proc = new Process();
string convert = viddling;
string bitrate = RipLeech.Properties.Settings.Default.audioquality;
if (Environment.Is64BitOperatingSystem)
{
proc.StartInfo.FileName = ffmpeg + @"\Data\ffmpeg-64.exe";
}
else
{
proc.StartInfo.FileName = ffmpeg + @"\Data\ffmpeg-32.exe";
}
proc.StartInfo.Arguments = string.Format("-i \"{0}\" -vn -y -f mp3 -ab 320k \"{1}\"", viddling, vidout);
proc.StartInfo.RedirectStandardError = true;
proc.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
proc.StartInfo.CreateNoWindow = true;
proc.StartInfo.UseShellExecute = false;
if (!proc.Start())
{
listBox1.Items.Add("Error starting");
return;
}
StreamReader reader = proc.StandardError;
string line;
while ((line = reader.ReadLine()) != null)
{
listBox1.Items.Add(line);
}
proc.Close();
try
{
System.IO.StreamWriter sw = new System.IO.StreamWriter(Directory.GetCurrentDirectory() + @"\ffmpeg.log");
foreach (object item in listBox1.Items)
{
sw.WriteLine(item.ToString());
}
sw.Close();
}
catch
{
}
button6.Visible = true;
if (File.Exists(viddling))
{
File.Delete(viddling);
if (File.Exists(vidout))
{
string mymusic = Environment.GetFolderPath(Environment.SpecialFolder.MyMusic) + @"\" + vidname;
//MessageBox.Show(mymusic);
if (!String.IsNullOrEmpty(RipLeech.Properties.Settings.Default.audiosavepath))
{
File.Copy(vidout, RipLeech.Properties.Settings.Default.audiosavepath + @"\" + vidname);
}
else
{
if (!File.Exists(mymusic))
{
File.Copy(vidout, mymusic);
}
}
File.Delete(vidout);
}
}
this.Cursor = Cursors.Default;
}
else
{
//non ffmpeg functions
var flvFile = new FlvFile(viddling, root + @"\" + vidname);
flvFile.ExtractStreams();
if (File.Exists(viddling))
{
File.Delete(viddling);
if (File.Exists(vidout))
{
string mymusic = Environment.GetFolderPath(Environment.SpecialFolder.MyMusic) + @"\" + vidname;
//MessageBox.Show(mymusic);
if (!File.Exists(mymusic))
{
File.Copy(vidout, mymusic);
}
File.Delete(vidout);
}
}
}
}
else
{
}
if (timer1.Enabled == true)
{
timer1.Stop();
timer1.Enabled = false;
}
label1.Text = "Status: Complete";
progressBar1.Value = 0;
button4.Visible = true;
button8.Visible = true;
}