try record

Nyovelt · Sep 24, 2021 · 812b4e9 · 812b4e9
1 parent 0c31f5d
commit 812b4e9
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Showing 3 changed files with 36 additions and 7 deletions.
diff --git a/Native-Modem/Program.cs b/Native-Modem/Program.cs
@@ -6,13 +6,17 @@
 
 namespace Native_Modem
 {
-    class Program
+    class Program 
     {
+
         [STAThread]
         static void Main(string[] args)
         {
-            var Recorder = new Recorder();
-            Recorder.setupRecordArgs();
+            var recorder = new Recorder(0);
+            recorder.setupRecordArgs(0, 1, 48000);
+            recorder.startRecord();
+            Console.ReadLine();
+            recorder.stopRecord();
         }
     }
 }
diff --git a/Native-Modem/Recorder.cs b/Native-Modem/Recorder.cs
@@ -10,22 +10,27 @@ public class Recorder
     {
         private AsioOut asioOut;
         private string[] asioDriverName;
-        private IWaveProvider iWaveProvider;
+        private  WaveFileWriter writer;
         public Recorder(int DriverNameIndex =0 )
         {
             asioOut = new AsioOut(listAsioDricerNames(DriverNameIndex));
             Console.WriteLine("Choosing the Sound Card: {0}", asioDriverName[DriverNameIndex]);
+            var samplesOutWav = @"..\..\..\testOutput";
+            writer = new WaveFileWriter(samplesOutWav, new WaveFormat(16000, 24, 1));
+        }
 
+        ~Recorder()
+        {
+            asioOut.Dispose();
         }
 
 
-        public void setupRecordArgs(int inputChannelIndex = 0, int recordChannelCount = 1, int sampleRate = 44100 )
+        public void setupRecordArgs(int inputChannelIndex = 0, int recordChannelCount = 1, int sampleRate = 48000 )
         {
             var inputChannels = asioOut.DriverInputChannelCount;
             asioOut.InputChannelOffset = inputChannelIndex;
             Console.WriteLine("We have {0} input recording Channels, and we are choosing the  Channel {1}, recordChannelCount {2}, sampleRate {3}", inputChannels, inputChannelIndex, recordChannelCount, sampleRate);
-            asioOut.InitRecordAndPlayback(iWaveProvider, recordChannelCount, sampleRate);
-
+            asioOut.InitRecordAndPlayback(null, recordChannelCount, sampleRate);
         }
 
         private string listAsioDricerNames(int DriverNameIndex = 0)
@@ -38,6 +43,26 @@ private string listAsioDricerNames(int DriverNameIndex = 0)
             return asioDriverName[DriverNameIndex];
         }
 
+        void OnAsioOutAudioAvailable(object sender, AsioAudioAvailableEventArgs e)
+        {
+            var samples = e.GetAsInterleavedSamples();
+            //foreach (var i in samples)
+            //{
+            //    Console.Write("{0} ", i);
+            //}
+            writer.WriteSamples(samples, 0, samples.Length);
+        }
+
+        public void startRecord()
+        {
+            asioOut.AudioAvailable += OnAsioOutAudioAvailable;
+            asioOut.Play(); // start recording
+        }
+
+        public void stopRecord()
+        {
+            asioOut.Stop();
+        }
 
     }
 }
diff --git a/Native-Modem/testOutput.wav b/Native-Modem/testOutput.wav