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experimental(bukkit): real-time voice transcription
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81
...it/src/main/java/io/wdsj/asw/bukkit/integration/voicechat/WhisperVoiceTranscribeTool.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,81 @@ | ||
| package io.wdsj.asw.bukkit.integration.voicechat; | ||
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| import com.google.common.util.concurrent.ThreadFactoryBuilder; | ||
| import io.github.givimad.whisperjni.WhisperContext; | ||
| import io.github.givimad.whisperjni.WhisperFullParams; | ||
| import io.github.givimad.whisperjni.WhisperJNI; | ||
| import io.wdsj.asw.bukkit.AdvancedSensitiveWords; | ||
| import io.wdsj.asw.bukkit.setting.PluginSettings; | ||
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|
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| import java.io.File; | ||
| import java.io.IOException; | ||
| import java.nio.file.Files; | ||
| import java.nio.file.Paths; | ||
| import java.util.concurrent.*; | ||
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|
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| import static io.wdsj.asw.bukkit.AdvancedSensitiveWords.LOGGER; | ||
| import static io.wdsj.asw.bukkit.AdvancedSensitiveWords.settingsManager; | ||
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| public class WhisperVoiceTranscribeTool { | ||
| private final WhisperJNI whisper; | ||
| private final WhisperContext whisperCtx; | ||
| private final ThreadPoolExecutor threadPool; | ||
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| public WhisperVoiceTranscribeTool() { | ||
| try { | ||
| WhisperJNI.loadLibrary(); | ||
| if (settingsManager.getProperty(PluginSettings.VOICE_DEBUG)) { | ||
| WhisperJNI.LibraryLogger logger = log -> LOGGER.info("[WhisperJNI] " + log); | ||
| WhisperJNI.setLibraryLogger(logger); | ||
| LOGGER.info("WhisperJNI debug logger enabled"); | ||
| } else { | ||
| WhisperJNI.setLibraryLogger(null); | ||
| } | ||
| whisper = new WhisperJNI(); | ||
| File dataFolder = Paths.get(AdvancedSensitiveWords.getInstance().getDataFolder().getPath(), "whisper", "model").toFile(); | ||
| if (Files.notExists(dataFolder.toPath())) { | ||
| Files.createDirectories(dataFolder.toPath()); | ||
| } | ||
| int coreCount = Runtime.getRuntime().availableProcessors(); | ||
| int maxThread = settingsManager.getProperty(PluginSettings.VOICE_REALTIME_TRANSCRIBING_MAX_THREAD); | ||
| if (maxThread <= -1) { | ||
| maxThread = coreCount; | ||
| } else if (maxThread == 0) { | ||
| maxThread = coreCount * 2; | ||
| } | ||
| LOGGER.info("Using " + maxThread + " thread(s) for voice transcription"); | ||
| whisperCtx = whisper.init(Paths.get(dataFolder.getPath(), settingsManager.getProperty(PluginSettings.VOICE_MODEL_NAME))); | ||
| RejectedExecutionHandler handler = (r, executor) -> LOGGER.info("Rejected execution of transcription task, thread pool is full"); | ||
| threadPool = new ThreadPoolExecutor(Math.min(coreCount, maxThread), | ||
| maxThread, | ||
| settingsManager.getProperty(PluginSettings.VOICE_REALTIME_TRANSCRIBING_THREAD_KEEP_ALIVE), | ||
| TimeUnit.SECONDS, | ||
| new LinkedBlockingQueue<>(100), | ||
| new ThreadFactoryBuilder() | ||
| .setNameFormat("ASW Whisper Transcribe Thread-%d") | ||
| .setDaemon(true) | ||
| .build(), | ||
| handler); | ||
| threadPool.allowCoreThreadTimeOut(true); | ||
| threadPool.prestartAllCoreThreads(); | ||
| } catch (IOException e) { | ||
| throw new RuntimeException(e); | ||
| } | ||
| } | ||
| public CompletableFuture<String> transcribe(float[] data) { | ||
| return CompletableFuture.supplyAsync(() -> { | ||
| WhisperFullParams params = new WhisperFullParams(); | ||
| int result = whisper.full(whisperCtx, params, data, data.length); | ||
| if (result != 0) { | ||
| throw new RuntimeException("Transcription failed with code " + result); | ||
| } | ||
| whisper.fullNSegments(whisperCtx); | ||
| return whisper.fullGetSegmentText(whisperCtx,0); | ||
| }, threadPool); | ||
| } | ||
|
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| public void shutdown() { | ||
| threadPool.shutdownNow(); | ||
| whisperCtx.close(); | ||
| } | ||
| } |
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