Exemplo n.º 1
0
        private void BackgroundPlayer_DoWork(object sender, System.ComponentModel.DoWorkEventArgs e)
        {
            object[] arguments = e.Argument as object[];

            WaveStream WaveFloat = (WaveStream)arguments[0];
            int        LeftPos   = Conversions.ToInteger(arguments[1]);
            int        RightPos  = Conversions.ToInteger(arguments[2]);
            var        bytes     = new byte[RightPos - LeftPos + 1];

            WaveFloat.Position = LeftPos;
            WaveFloat.Read(bytes, 0, RightPos - LeftPos);
            WaveFloat = new RawSourceWaveStream(new MemoryStream(bytes), WaveFloat.WaveFormat);
            // WaveFloat.PadWithZeroes = False

            using (var output = new WaveOutEvent())
            {
                output.Init(WaveFloat);
                output.Play();
                while (output.PlaybackState == PlaybackState.Playing & !BackgroundPlayer.CancellationPending)
                {
                    Thread.Sleep(45);
                    BackgroundPlayer.ReportProgress((int)(output.GetPosition() / (WaveFloat.WaveFormat.BitsPerSample / 8d)));
                }
            }
        }
Exemplo n.º 2
0
        private void BackgroundPlayer_DoWork(object sender, System.ComponentModel.DoWorkEventArgs e)
        {
            WaveStream WaveFloat = (e.Argument as object[])[0] as WaveStream;
            int        LeftPos   = (int)(e.Argument as object[])[1];
            int        RightPos  = (int)(e.Argument as object[])[2];

            byte[] bytes = new byte[(RightPos - LeftPos) + 1];

            WaveFloat.Position = LeftPos;
            WaveFloat.Read(bytes, 0, (RightPos - LeftPos));

            WaveFloat = new RawSourceWaveStream(new MemoryStream(bytes), WaveFloat.WaveFormat);
            //WaveFloat.PadWithZeroes = False

            using (var output = new WaveOutEvent()) {
                output.Init(WaveFloat);
                output.Play();
                while (output.PlaybackState == PlaybackState.Playing & !BackgroundPlayer.CancellationPending)
                {
                    Thread.Sleep(45);
                    BackgroundPlayer.ReportProgress((int)output.GetPosition() / (WaveFloat.WaveFormat.BitsPerSample / 8));
                }
            }
        }