private void DoWork(object o, DoWorkEventArgs args) { Console.WriteLine("DoWork started\n"); int count = 0; while (!asio.Run()) { ++count; Console.WriteLine("\nForm1.DoWork() count={0} m_seconds={1}", count, m_seconds); int percent = 100 * count / m_seconds; if (100 < percent) { percent = 100; } } int[] recordedData = asio.RecordedDataGet(m_inputChannelNum, m_seconds * SAMPLE_RATE); PcmSamples1Channel ch0 = new PcmSamples1Channel(m_seconds * SAMPLE_RATE, 16); int max = 0; int min = 0; for (int i = 0; i < recordedData.Length; ++i) { if (max < recordedData[i]) { max = recordedData[i]; } if (recordedData[i] < min) { min = recordedData[i]; } } Console.WriteLine("max={0} min={1}", max, min); if (max < -min) { max = -min; } double mag = 32767.0 / max; Console.WriteLine("mag={0}", mag); for (int i = 0; i < recordedData.Length; ++i) { ch0.Set16(i, (short)(recordedData[i] * mag)); } List <PcmSamples1Channel> chList = new List <PcmSamples1Channel>(); chList.Add(ch0); WavData wd = new WavData(); wd.Create(SAMPLE_RATE, 16, chList); using (BinaryWriter bw = new BinaryWriter(File.Open(m_writeFilePath, FileMode.Create))) { wd.Write(bw); } args.Result = 0; Console.WriteLine("DoWork end\n"); }