first commit

source/decompiled/de/maxhenkel/voicechat/plugins/impl/audiochannel/AudioPlayerImpl.java

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+/*
+ * Decompiled with CFR 0.152.
+ * 
+ * Could not load the following classes:
+ *  javax.annotation.Nonnull
+ *  javax.annotation.Nullable
+ */
+package de.maxhenkel.voicechat.plugins.impl.audiochannel;
+
+import de.maxhenkel.voicechat.Voicechat;
+import de.maxhenkel.voicechat.api.audiochannel.AudioChannel;
+import de.maxhenkel.voicechat.api.audiochannel.AudioPlayer;
+import de.maxhenkel.voicechat.api.opus.OpusEncoder;
+import de.maxhenkel.voicechat.debug.VoicechatUncaughtExceptionHandler;
+import java.util.function.Supplier;
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+
+public class AudioPlayerImpl
+extends Thread
+implements AudioPlayer {
+    private static final long FRAME_SIZE_NS = 20000000L;
+    public static final int FRAME_SIZE = 960;
+    private final AudioChannel audioChannel;
+    private final OpusEncoder encoder;
+    private final Supplier<short[]> audioSupplier;
+    private boolean started;
+    @Nullable
+    private Runnable onStopped;
+
+    public AudioPlayerImpl(AudioChannel audioChannel, @Nonnull OpusEncoder encoder, Supplier<short[]> audioSupplier) {
+        this.audioChannel = audioChannel;
+        this.encoder = encoder;
+        this.audioSupplier = audioSupplier;
+        this.setDaemon(true);
+        this.setName(String.format("AudioPlayer-%s", audioChannel.getId()));
+        this.setUncaughtExceptionHandler(new VoicechatUncaughtExceptionHandler());
+    }
+
+    @Override
+    public void startPlaying() {
+        if (this.started) {
+            return;
+        }
+        this.start();
+        this.started = true;
+    }
+
+    @Override
+    public void stopPlaying() {
+        this.interrupt();
+    }
+
+    @Override
+    public boolean isStarted() {
+        return this.started;
+    }
+
+    @Override
+    public boolean isPlaying() {
+        return this.isAlive();
+    }
+
+    @Override
+    public boolean isStopped() {
+        return this.started && !this.isAlive();
+    }
+
+    @Override
+    public void setOnStopped(Runnable onStopped) {
+        this.onStopped = onStopped;
+    }
+
+    @Override
+    public void run() {
+        short[] frame;
+        int framePosition = 0;
+        long startTime = System.nanoTime();
+        while ((frame = this.audioSupplier.get()) != null) {
+            if (frame.length != 960) {
+                Voicechat.LOGGER.error("Got invalid audio frame size {}!={}", frame.length, 960);
+                break;
+            }
+            this.audioChannel.send(this.encoder.encode(frame));
+            long waitTimestamp = startTime + (long)(++framePosition) * 20000000L;
+            long waitNanos = waitTimestamp - System.nanoTime();
+            try {
+                if (waitNanos <= 0L) continue;
+                Thread.sleep(waitNanos / 1000000L, (int)(waitNanos % 1000000L));
+            }
+            catch (InterruptedException e) {
+                break;
+            }
+        }
+        this.encoder.close();
+        this.audioChannel.flush();
+        if (this.onStopped != null) {
+            this.onStopped.run();
+        }
+    }
+}
+