61 lines
2.0 KiB
Java
61 lines
2.0 KiB
Java
// Copyright 2024 Xiaomi Corporation
|
|
|
|
// This file shows how to use an offline Moonshine,
|
|
// i.e., non-streaming Moonshine model,
|
|
// to decode files.
|
|
import com.k2fsa.sherpa.onnx.*;
|
|
|
|
public class NonStreamingDecodeFileMoonshine {
|
|
public static void main(String[] args) {
|
|
// please refer to
|
|
// https://k2-fsa.github.io/sherpa/onnx/moonshine/index.html
|
|
// to download model files
|
|
|
|
String preprocessor = "./sherpa-onnx-moonshine-tiny-en-int8/preprocess.onnx";
|
|
String encoder = "./sherpa-onnx-moonshine-tiny-en-int8/encode.int8.onnx";
|
|
String uncachedDecoder = "./sherpa-onnx-moonshine-tiny-en-int8/uncached_decode.int8.onnx";
|
|
String cachedDecoder = "./sherpa-onnx-moonshine-tiny-en-int8/cached_decode.int8.onnx";
|
|
|
|
String tokens = "./sherpa-onnx-moonshine-tiny-en-int8/tokens.txt";
|
|
|
|
String waveFilename = "./sherpa-onnx-moonshine-tiny-en-int8/test_wavs/0.wav";
|
|
|
|
WaveReader reader = new WaveReader(waveFilename);
|
|
|
|
OfflineMoonshineModelConfig moonshine =
|
|
OfflineMoonshineModelConfig.builder()
|
|
.setPreprocessor(preprocessor)
|
|
.setEncoder(encoder)
|
|
.setUncachedDecoder(uncachedDecoder)
|
|
.setCachedDecoder(cachedDecoder)
|
|
.build();
|
|
|
|
OfflineModelConfig modelConfig =
|
|
OfflineModelConfig.builder()
|
|
.setMoonshine(moonshine)
|
|
.setTokens(tokens)
|
|
.setNumThreads(1)
|
|
.setDebug(true)
|
|
.build();
|
|
|
|
OfflineRecognizerConfig config =
|
|
OfflineRecognizerConfig.builder()
|
|
.setOfflineModelConfig(modelConfig)
|
|
.setDecodingMethod("greedy_search")
|
|
.build();
|
|
|
|
OfflineRecognizer recognizer = new OfflineRecognizer(config);
|
|
OfflineStream stream = recognizer.createStream();
|
|
stream.acceptWaveform(reader.getSamples(), reader.getSampleRate());
|
|
|
|
recognizer.decode(stream);
|
|
|
|
String text = recognizer.getResult(stream).getText();
|
|
|
|
System.out.printf("filename:%s\nresult:%s\n", waveFilename, text);
|
|
|
|
stream.release();
|
|
recognizer.release();
|
|
}
|
|
}
|