From 33613a85afc4b1481367fbe92a17ee59c240250b Mon Sep 17 00:00:00 2001
From: Sven Eisenhauer <sven@sven-eisenhauer.net>
Date: Fri, 10 Nov 2023 15:11:48 +0100
Subject: add new repo

---
 .../hjp5/examples/Listing4901.java                 | 80 ++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 Master/Reference Architectures and Patterns/hjp5/examples/Listing4901.java

(limited to 'Master/Reference Architectures and Patterns/hjp5/examples/Listing4901.java')

diff --git a/Master/Reference Architectures and Patterns/hjp5/examples/Listing4901.java b/Master/Reference Architectures and Patterns/hjp5/examples/Listing4901.java
new file mode 100644
index 0000000..59c0cdd
--- /dev/null
+++ b/Master/Reference Architectures and Patterns/hjp5/examples/Listing4901.java	
@@ -0,0 +1,80 @@
+/* Listing4901.java */
+
+import java.io.*;
+import javax.sound.sampled.*;
+
+public class Listing4901
+{
+  private static void playSampleFile(String name, float pan, float gain)
+  throws Exception
+  {
+    //AudioInputStream öffnen
+    AudioInputStream ais = AudioSystem.getAudioInputStream(
+      new File(name)
+    );
+    AudioFormat format = ais.getFormat();
+    //ALAW/ULAW samples in PCM konvertieren
+    if ((format.getEncoding() == AudioFormat.Encoding.ULAW) ||
+        (format.getEncoding() == AudioFormat.Encoding.ALAW))
+    {
+      AudioFormat tmp = new AudioFormat(
+        AudioFormat.Encoding.PCM_SIGNED,
+        format.getSampleRate(),
+        format.getSampleSizeInBits() * 2,
+        format.getChannels(),
+        format.getFrameSize() * 2,
+        format.getFrameRate(),
+        true
+      );
+      ais = AudioSystem.getAudioInputStream(tmp, ais);
+      format = tmp;
+    }
+    //Clip erzeugen und öffnen
+    DataLine.Info info = new DataLine.Info(
+      Clip.class,
+      format,
+      ((int) ais.getFrameLength() * format.getFrameSize())
+    );
+    Clip clip = (Clip)AudioSystem.getLine(info); 
+    clip.open(ais);
+    //PAN einstellen
+    FloatControl panControl = (FloatControl)clip.getControl(
+      FloatControl.Type.PAN
+    );
+    panControl.setValue(pan);
+    //MASTER_GAIN einstellen
+    FloatControl gainControl = (FloatControl)clip.getControl(
+      FloatControl.Type.MASTER_GAIN
+    );
+    gainControl.setValue(gain);
+    //Clip abspielen
+    clip.start(); 
+    while (true) {
+      try {
+        Thread.sleep(100);
+      } catch (Exception e) {
+        //nothing
+      }
+      if (!clip.isRunning()) {
+        break;
+      }
+    }
+    clip.stop();
+    clip.close();
+  }
+
+  public static void main(String[] args)
+  {
+    try {
+      playSampleFile(
+        args[0],
+        Float.parseFloat(args[1]),
+        Float.parseFloat(args[2])
+      );
+    } catch (Exception e) {
+      e.printStackTrace();
+      System.exit(1);
+    }
+    System.exit(0);
+  }
+}
\ No newline at end of file
-- 
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