Mercurial > hg > ristipolku
annotate game/SoundManager.java @ 134:4c0dec72e2f0
Whitespace cosmetic cleanup.
| author | Matti Hamalainen <ccr@tnsp.org> |
|---|---|
| date | Thu, 24 Nov 2011 21:51:54 +0200 |
| parents | 3551b61b3c0b |
| children | d6d92845d6a2 |
| rev | line source |
|---|---|
| 61 | 1 /* |
| 2 * Ristipolku Game Engine | |
| 3 * (C) Copyright 2011 Matti 'ccr' Hämäläinen <ccr@tnsp.org> | |
| 4 */ | |
| 5 package game; | |
| 6 | |
| 7 import java.util.*; | |
| 8 import java.io.*; | |
| 9 import game.*; | |
| 10 import javax.sound.sampled.*; | |
| 11 | |
| 12 | |
| 13 public class SoundManager extends ThreadGroup | |
| 14 { | |
| 15 private boolean alive; | |
| 16 private LinkedList queue; | |
| 17 private int id; | |
| 18 private static int poolID; | |
| 19 | |
| 20 private AudioFormat playbackFormat; | |
| 21 private ThreadLocal localLine; | |
| 22 private ThreadLocal localBuffer; | |
| 23 private Object pausedLock; | |
| 24 private boolean paused; | |
| 25 | |
| 26 | |
| 27 public SoundManager(AudioFormat format) | |
| 28 { | |
| 29 this(format, getMaxSimultaneousSounds(format)); | |
| 30 } | |
| 31 | |
| 32 | |
| 33 public SoundManager(AudioFormat format, int maxSounds) | |
| 34 { | |
| 35 super("SoundManagerPool-" + (poolID++)); | |
| 36 | |
| 37 int numThreads = Math.min(maxSounds, getMaxSimultaneousSounds(playbackFormat)); | |
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38 |
| 61 | 39 System.out.print("SMGR.SoundManager() initializing with " + numThreads +" max sounds\n"); |
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40 |
| 61 | 41 setDaemon(true); |
| 42 alive = true; | |
| 43 | |
| 44 playbackFormat = format; | |
| 45 localLine = new ThreadLocal(); | |
| 46 localBuffer = new ThreadLocal(); | |
| 47 pausedLock = new Object(); | |
| 48 | |
| 93 | 49 queue = new LinkedList(); |
| 50 for (int i = 0; i < numThreads; i++) | |
| 51 new PooledThread().start(); | |
| 52 | |
| 61 | 53 synchronized (this) |
| 54 { | |
| 55 notifyAll(); | |
| 56 } | |
| 57 } | |
| 58 | |
| 59 | |
| 60 public static int getMaxSimultaneousSounds(AudioFormat playbackFormat) | |
| 61 { | |
| 62 DataLine.Info lineInfo = new DataLine.Info(SourceDataLine.class, playbackFormat); | |
| 63 | |
| 64 Mixer.Info[] info = AudioSystem.getMixerInfo(); | |
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65 System.out.print("SMGR.getMaxSimultaneousSounds() mixer information:\n"); |
| 61 | 66 Mixer.Info select = null; |
| 67 for (Mixer.Info i : info) | |
| 68 { | |
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69 System.out.print(" - '"+i.getName()+"'\n"); |
| 61 | 70 if (i.getName().equals("Java Sound Audio Engine")) |
| 71 select = i; | |
| 72 } | |
| 73 | |
| 74 Mixer mixer = AudioSystem.getMixer(select); | |
| 75 | |
| 76 Mixer.Info i = mixer.getMixerInfo(); | |
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77 System.out.print(" * selected='"+i.getName()+"'\n"); |
| 61 | 78 |
| 79 int maxLines = mixer.getMaxLines(lineInfo); | |
| 80 if (maxLines == AudioSystem.NOT_SPECIFIED) | |
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81 maxLines = 8; |
| 61 | 82 |
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83 System.out.print(" * maxLines="+maxLines+"\n"); |
| 61 | 84 |
| 85 return maxLines; | |
| 86 } | |
| 87 | |
| 88 | |
| 89 protected void cleanUp() | |
| 90 { | |
| 91 System.out.print("SMGR.cleanUp()\n"); | |
| 92 // signal to unpause | |
| 93 setPaused(false); | |
| 94 | |
| 95 System.out.print("SMGR.cleanUp(): closing mixer\n"); | |
| 96 | |
| 97 // close the mixer (stops any running sounds) | |
| 98 Mixer mixer = AudioSystem.getMixer(null); | |
| 99 if (mixer.isOpen()) | |
| 100 mixer.close(); | |
| 101 | |
| 102 System.out.print("SMGR.cleanUp(): leaving\n"); | |
| 103 } | |
| 104 | |
| 105 | |
| 106 public void setPaused(boolean paused) | |
| 107 { | |
| 108 if (this.paused != paused) | |
| 109 { | |
| 110 synchronized (pausedLock) | |
| 111 { | |
| 112 this.paused = paused; | |
| 113 if (!paused) | |
| 114 { | |
| 115 // restart sounds | |
| 116 pausedLock.notifyAll(); | |
| 117 } | |
| 118 } | |
| 119 } | |
| 120 } | |
| 121 | |
| 122 | |
| 123 public boolean isPaused() | |
| 124 { | |
| 125 return paused; | |
| 126 } | |
| 127 | |
| 128 | |
| 129 public Sound getSound(String filename) | |
| 130 { | |
| 131 return getSound(getAudioInputStream(filename)); | |
| 132 } | |
| 133 | |
| 134 | |
| 135 public Sound getSound(InputStream is) | |
| 136 { | |
| 137 return getSound(getAudioInputStream(is)); | |
| 138 } | |
| 139 | |
| 140 | |
| 141 public Sound getSound(AudioInputStream audioStream) | |
| 142 { | |
| 143 if (audioStream == null) | |
| 144 return null; | |
| 145 | |
| 146 // get the number of bytes to read | |
| 147 int length = (int)(audioStream.getFrameLength() * audioStream.getFormat().getFrameSize()); | |
| 148 | |
| 149 // read the entire stream | |
| 150 byte[] samples = new byte[length]; | |
| 151 DataInputStream is = new DataInputStream(audioStream); | |
| 152 try { | |
| 153 is.readFully(samples); | |
| 154 is.close(); | |
| 155 } | |
| 156 catch (IOException ex) | |
| 157 { | |
| 158 ex.printStackTrace(); | |
| 159 } | |
| 160 | |
| 161 // return the samples | |
| 162 return new Sound(samples); | |
| 163 } | |
| 164 | |
| 165 | |
| 166 public AudioInputStream getAudioInputStream(String filename) | |
| 167 { | |
| 168 ResourceLoader res = new ResourceLoader(filename); | |
| 169 if (res == null || res.getStream() == null) | |
| 170 { | |
| 171 System.out.print("Could not load audio resource '"+ filename +"'.\n"); | |
| 172 return null; | |
| 173 } | |
| 174 try { | |
| 175 return getAudioInputStream(res.getStream()); | |
| 176 } | |
| 177 catch (Exception ex) | |
| 178 { | |
| 179 System.out.print("Could not get AudioInputStream for '"+ filename +"'\n"); | |
| 180 return null; | |
| 181 } | |
| 182 } | |
| 183 | |
| 184 | |
| 185 public AudioInputStream getAudioInputStream(InputStream is) | |
| 186 { | |
| 187 try { | |
| 188 if (!is.markSupported()) | |
| 189 is = new BufferedInputStream(is); | |
| 190 | |
| 191 // open the source stream | |
| 192 AudioInputStream source = AudioSystem.getAudioInputStream(is); | |
| 193 | |
| 194 // convert to playback format | |
| 195 return AudioSystem.getAudioInputStream(playbackFormat, source); | |
| 196 } | |
| 197 | |
| 198 catch (UnsupportedAudioFileException ex) { | |
| 199 ex.printStackTrace(); | |
| 200 } | |
| 201 catch (IOException ex) { | |
| 202 ex.printStackTrace(); | |
| 203 } | |
| 204 catch (IllegalArgumentException ex) { | |
| 205 ex.printStackTrace(); | |
| 206 } | |
| 207 | |
| 208 return null; | |
| 209 } | |
| 210 | |
| 211 | |
| 212 public InputStream play(Sound sound) | |
| 213 { | |
| 214 InputStream is; | |
| 215 if (sound != null) | |
| 216 { | |
| 217 is = new ByteArrayInputStream(sound.getSamples()); | |
| 218 return play(is); | |
| 219 } | |
| 220 return null; | |
| 221 } | |
| 222 | |
| 223 | |
| 224 public InputStream play(InputStream is) | |
| 225 { | |
| 93 | 226 System.out.print("SMGR.play(is="+is+")\n"); |
| 61 | 227 if (is != null) |
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228 { |
| 61 | 229 runTask(new SoundPlayer(is)); |
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230 } |
| 61 | 231 return is; |
| 232 } | |
| 233 | |
| 234 | |
| 235 protected void threadStarted() | |
| 236 { | |
| 237 synchronized (this) | |
| 238 { | |
| 239 try { | |
| 240 wait(); | |
| 241 } | |
| 242 catch (InterruptedException ex) { } | |
| 243 } | |
| 244 | |
| 245 | |
| 246 // use a short, 100ms (1/10th sec) buffer for filters that | |
| 247 // change in real-time | |
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248 int bufferSize = playbackFormat.getFrameSize() * Math.round(playbackFormat.getSampleRate() / 10); |
| 61 | 249 |
| 250 // create, open, and start the line | |
| 251 SourceDataLine line; | |
| 252 DataLine.Info lineInfo = new DataLine.Info(SourceDataLine.class, playbackFormat); | |
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253 |
| 93 | 254 System.out.print("SMGR.threadStarted(): "+lineInfo.toString()+"\n"); |
| 61 | 255 |
| 256 try { | |
| 257 line = (SourceDataLine) AudioSystem.getLine(lineInfo); | |
| 258 line.open(playbackFormat, bufferSize); | |
| 259 } | |
| 260 catch (LineUnavailableException ex) | |
| 261 { | |
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262 System.out.print("SMGR.threadStarted() line unavailable!\n"); |
| 61 | 263 // the line is unavailable - signal to end this thread |
| 264 Thread.currentThread().interrupt(); | |
| 265 return; | |
| 266 } | |
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267 |
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parents:
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268 // Change volume |
| 61 | 269 Control.Type ct = FloatControl.Type.MASTER_GAIN; |
| 270 if (line.isControlSupported(ct)) | |
| 271 { | |
| 272 FloatControl c = (FloatControl) line.getControl(ct); | |
| 273 c.setValue(-20f); | |
| 274 } | |
| 275 | |
| 276 line.start(); | |
| 277 | |
| 278 // create the buffer | |
| 279 byte[] buffer = new byte[bufferSize]; | |
| 280 | |
| 281 // set this thread's locals | |
| 282 localLine.set(line); | |
| 283 localBuffer.set(buffer); | |
| 284 } | |
| 285 | |
| 286 | |
| 287 protected void threadStopped() | |
| 288 { | |
| 289 System.out.print("SMGR.threadStopped()\n"); | |
| 290 SourceDataLine line = (SourceDataLine) localLine.get(); | |
| 291 if (line != null) | |
| 292 { | |
| 293 line.drain(); | |
| 294 line.close(); | |
| 295 } | |
| 296 } | |
| 297 | |
| 298 | |
| 299 protected class SoundPlayer implements Runnable | |
| 300 { | |
| 301 private InputStream source; | |
| 302 | |
| 303 public SoundPlayer(InputStream source) | |
| 304 { | |
| 305 this.source = source; | |
| 306 } | |
| 307 | |
| 308 public void run() | |
| 309 { | |
| 310 // get line and buffer from ThreadLocals | |
| 311 SourceDataLine line = (SourceDataLine) localLine.get(); | |
| 312 byte[] buffer = (byte[])localBuffer.get(); | |
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313 |
| 61 | 314 if (line == null || buffer == null) |
| 315 return; | |
| 316 | |
| 317 // copy data to the line | |
| 318 try { | |
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319 boolean playing = true; |
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320 while (playing) { |
| 61 | 321 // if paused, wait until unpaused |
| 322 synchronized (pausedLock) | |
| 323 { | |
| 324 if (paused) { | |
| 325 try { | |
| 326 pausedLock.wait(); | |
| 327 } | |
| 328 catch (InterruptedException ex) { | |
| 329 return; | |
| 330 } | |
| 331 } | |
| 332 } | |
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333 |
| 61 | 334 // copy data |
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335 int bufPos = 0; |
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336 while (bufPos < buffer.length && playing) |
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337 { |
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338 int res = source.read(buffer, bufPos, buffer.length - bufPos); |
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339 if (res != -1) |
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340 bufPos += res; |
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dd896bc7352b
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341 else |
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parents:
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342 playing = false; |
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dd896bc7352b
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parents:
93
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343 } |
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dd896bc7352b
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parents:
93
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changeset
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344 if (playing) |
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dd896bc7352b
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Matti Hamalainen <ccr@tnsp.org>
parents:
93
diff
changeset
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345 line.write(buffer, 0, bufPos); |
| 61 | 346 } |
| 347 } | |
| 348 | |
| 349 catch (IOException ex) { | |
| 350 ex.printStackTrace(); | |
| 351 } | |
| 352 | |
| 353 } | |
| 354 } | |
| 355 | |
| 356 public synchronized void runTask(Runnable task) | |
| 357 { | |
| 358 if (!alive) | |
| 359 { | |
| 360 throw new IllegalStateException(); | |
| 361 } | |
| 362 if (task != null) | |
| 363 { | |
| 364 queue.add(task); | |
| 365 notify(); | |
| 366 } | |
| 367 | |
| 368 } | |
| 369 | |
| 370 protected synchronized Runnable getTask() throws InterruptedException | |
| 371 { | |
| 372 while (queue.size() == 0) | |
| 373 { | |
| 374 if (!alive) | |
| 375 return null; | |
| 376 | |
| 377 wait(); | |
| 378 } | |
| 379 return (Runnable) queue.removeFirst(); | |
| 380 } | |
| 381 | |
| 382 | |
| 383 public synchronized void close() | |
| 384 { | |
| 385 System.out.print("SMGR.close()\n"); | |
| 386 | |
| 387 if (alive) | |
| 388 { | |
| 389 System.out.print("SMGR.close(): alive queue clear\n"); | |
| 390 // Clear queue | |
| 391 alive = false; | |
| 392 queue.clear(); | |
| 393 interrupt(); | |
| 394 } | |
| 395 | |
| 396 cleanUp(); | |
| 397 System.out.print("SMGR.close(): leaving\n"); | |
| 398 } | |
| 399 | |
| 400 | |
| 401 public void join() | |
| 402 { | |
| 403 System.out.print("SMGR.join()\n"); | |
| 404 cleanUp(); | |
| 405 | |
| 406 synchronized (this) | |
| 407 { | |
| 408 alive = false; | |
| 409 notifyAll(); | |
| 410 } | |
| 411 | |
| 412 Thread[] threads = new Thread[activeCount()]; | |
| 413 int count = enumerate(threads); | |
| 414 for (int i = 0; i < count; i++) | |
| 415 { | |
| 416 try { | |
| 417 threads[i].join(); | |
| 418 } | |
| 419 catch (InterruptedException ex) | |
| 420 { | |
| 421 } | |
| 422 } | |
| 423 } | |
| 424 | |
| 425 | |
| 426 private class PooledThread extends Thread | |
| 427 { | |
| 428 public PooledThread() | |
| 429 { | |
| 430 super(SoundManager.this, "SoundManagerPool-" + (id++)); | |
| 431 } | |
| 432 | |
| 433 public void run() | |
| 434 { | |
| 435 threadStarted(); | |
| 436 | |
| 437 while (!isInterrupted()) { | |
| 438 Runnable task = null; | |
| 439 try { | |
| 440 task = getTask(); | |
| 441 } | |
| 442 catch (InterruptedException ex) | |
| 443 { | |
| 444 } | |
| 445 | |
| 446 if (task == null) | |
| 447 break; | |
| 448 | |
| 449 try { | |
| 450 task.run(); | |
| 451 } | |
| 452 catch (Throwable t) { | |
| 453 uncaughtException(this, t); | |
| 454 } | |
| 455 } | |
| 456 threadStopped(); | |
| 457 } | |
| 458 } | |
| 459 } |