C# NAudio 变声
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading; using System.Threading.Tasks; using System.Windows; using System.Windows.Controls; using System.Windows.Data; using System.Windows.Documents; using System.Windows.Input; using System.Windows.Media; using System.Windows.Media.Imaging; using System.Windows.Navigation; using System.Windows.Shapes; using NAudio.Wave; using NAudio.Wave.SampleProviders; namespace TestNAudio { /// <summary> /// Interaction logic for MainWindow.xaml /// </summary> public partial class MainWindow : Window { public MainWindow() { InitializeComponent(); } private void Button_Click_1(object sender, RoutedEventArgs e) { Task.Run(()=>{ var inPath = @"C:\Users\gwang\Documents\Visual Studio 2012\Projects\TestNAudio\TestNAudio\bin\Debug\AzureWebJobs103.mp3"; var semitone = Math.Pow(2, 1.0 / 12); var upOneTone = semitone * semitone; var downOneTone = 1.0 / upOneTone; using (var reader = new MediaFoundationReader(inPath)) { var pitch = new SmbPitchShiftingSampleProvider(reader.ToSampleProvider()); using (var device = new WaveOutEvent()) { pitch.PitchFactor = (float)upOneTone* 2.0f; // or downOneTone // just playing the first 10 seconds of the file device.Init(pitch.Take(TimeSpan.FromSeconds(10))); device.Play(); while (device.PlaybackState == PlaybackState.Playing) { Thread.Sleep(500); } MessageBox.Show("play complete "); } } }); } } }
注意:需引用 NAudio.dll
资源:
NAudio :https://github.com/NAudio
NAudio.WaveFormRenderer: https://github.com/naudio/NAudio.WaveFormRenderer
原文地址:https://www.cnblogs.com/wgscd/p/11765242.html
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