120 lines
2.6 KiB
Java
120 lines
2.6 KiB
Java
// This string is autogenerated by ChangeAppSettings.sh, do not change spaces amount
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package net.sourceforge.clonekeenplus;
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import android.app.Activity;
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import android.content.Context;
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import android.os.Bundle;
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import android.view.MotionEvent;
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import android.view.KeyEvent;
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import android.view.Window;
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import android.view.WindowManager;
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import android.media.AudioTrack;
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import android.media.AudioManager;
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import android.media.AudioFormat;
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import java.io.*;
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import java.nio.ByteBuffer;
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import android.util.Log;
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import java.lang.Thread;
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class AudioThread {
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private Activity mParent;
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private AudioTrack mAudio;
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private byte[] mAudioBuffer;
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private int mVirtualBufSize;
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public AudioThread(Activity parent)
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{
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mParent = parent;
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mAudio = null;
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mAudioBuffer = null;
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nativeAudioInitJavaCallbacks();
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}
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public int fillBuffer()
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{
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mAudio.write( mAudioBuffer, 0, mVirtualBufSize );
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return 1;
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}
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public int initAudio(int rate, int channels, int encoding, int bufSize)
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{
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if( mAudio == null )
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{
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channels = ( channels == 1 ) ? AudioFormat.CHANNEL_CONFIGURATION_MONO :
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AudioFormat.CHANNEL_CONFIGURATION_STEREO;
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encoding = ( encoding == 1 ) ? AudioFormat.ENCODING_PCM_16BIT :
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AudioFormat.ENCODING_PCM_8BIT;
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mVirtualBufSize = bufSize;
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if( AudioTrack.getMinBufferSize( rate, channels, encoding ) > bufSize )
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bufSize = AudioTrack.getMinBufferSize( rate, channels, encoding );
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if(Globals.AudioBufferConfig != 0) { // application's choice - use minimal buffer
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bufSize = (int)((float)bufSize * (((float)(Globals.AudioBufferConfig - 1) * 2.5f) + 1.0f));
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mVirtualBufSize = bufSize;
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}
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mAudioBuffer = new byte[bufSize];
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mAudio = new AudioTrack(AudioManager.STREAM_RING,
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rate,
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channels,
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encoding,
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bufSize,
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AudioTrack.MODE_STREAM );
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mAudio.play();
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}
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return mVirtualBufSize;
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}
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public byte[] getBuffer()
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{
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return mAudioBuffer;
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}
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public int deinitAudio()
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{
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if( mAudio != null )
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{
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mAudio.stop();
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mAudio.release();
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mAudio = null;
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}
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mAudioBuffer = null;
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return 1;
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}
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public int initAudioThread()
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{
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// Make audio thread priority higher so audio thread won't get underrun
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Thread.currentThread().setPriority(Thread.MAX_PRIORITY);
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return 1;
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}
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public int pauseAudioPlayback()
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{
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if( mAudio != null )
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{
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mAudio.pause();
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return 1;
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}
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return 0;
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}
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public int resumeAudioPlayback()
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{
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if( mAudio != null )
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{
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mAudio.play();
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return 1;
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}
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return 0;
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}
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private native int nativeAudioInitJavaCallbacks();
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}
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