■ DirectSoundOut 클래스의 PlaybackStopped 이벤트를 사용해 반복을 재생하는 방법을 보여준다.
▶ Program.cs
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using System; using System.IO; using NAudio.Wave; namespace TestProject { /// <summary> /// 프로그램 /// </summary> class Program { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 파일 경로 /// </summary> private static string _filePath = "sample.mp3"; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private ////////////////////////////////////////////////////////////////////// Event #region 다이렉트 사운드 출력 재생 중단시 처리하기 - directSoundOut_PlaybackStopped(sender, e) /// <summary> /// 다이렉트 사운드 출력 재생 중단시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private static void directSoundOut_PlaybackStopped(object sender, StoppedEventArgs e) { DirectSoundOut directSoundOut = sender as DirectSoundOut; PlaySound(directSoundOut, _filePath); } #endregion ////////////////////////////////////////////////////////////////////// Function #region 사운드 재생하기 - PlaySound(directSoundOut, filePath) /// <summary> /// 사운드 재생하기 /// </summary> /// <param name="directSoundOut">다이렉트 사운드 출력</param> /// <param name="filePath">파일 경로</param> private static void PlaySound(DirectSoundOut directSoundOut, string filePath) { MemoryStream memoryStream = new MemoryStream(); using(FileStream fileStream = new FileStream(filePath, FileMode.Open, FileAccess.Read)) { byte[] bufferByteArray = new byte[32768]; int byteCountRead; while((byteCountRead = fileStream.Read(bufferByteArray, 0, bufferByteArray.Length)) > 0) { memoryStream.Write(bufferByteArray, 0, byteCountRead); } } memoryStream.Position = 0; BlockAlignReductionStream blockAlignReductionStream; if(filePath.EndsWith(".mp3")) { WaveStream waveStream = WaveFormatConversionStream.CreatePcmStream(new Mp3FileReader(memoryStream)); blockAlignReductionStream = new BlockAlignReductionStream(waveStream); } else if(filePath.EndsWith(".wav")) { WaveStream waveStream = new WaveChannel32(new WaveFileReader(memoryStream)); blockAlignReductionStream = new BlockAlignReductionStream(waveStream); } else { throw new InvalidOperationException("Not a correct audio file type"); } directSoundOut.Init(blockAlignReductionStream); directSoundOut.Play(); } #endregion #region 프로그램 시작하기 - Main() /// <summary> /// 프로그램 시작하기 /// </summary> private static void Main() { DirectSoundOut directSoundOut = new DirectSoundOut(); directSoundOut.PlaybackStopped += directSoundOut_PlaybackStopped; PlaySound(directSoundOut, _filePath); Console.WriteLine("프로그램을 종료하기 위해서 아무 키나 눌러 주시기 바랍니다."); Console.ReadKey(true); } #endregion } } |
