57 lines
1.4 KiB
Java
57 lines
1.4 KiB
Java
// Copyright 2024 Xiaomi Corporation
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package com.k2fsa.sherpa.onnx;
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public class OfflineRecognizer {
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static {
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System.loadLibrary("sherpa-onnx-jni");
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}
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private long ptr = 0;
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public OfflineRecognizer(OfflineRecognizerConfig config) {
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ptr = newFromFile(config);
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}
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public void decode(OfflineStream s) {
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decode(ptr, s.getPtr());
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}
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public OfflineStream createStream() {
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long p = createStream(ptr);
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return new OfflineStream(p);
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}
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@Override
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protected void finalize() throws Throwable {
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release();
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}
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// You'd better call it manually if it is not used anymore
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public void release() {
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if (this.ptr == 0) {
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return;
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}
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delete(this.ptr);
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this.ptr = 0;
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}
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public OfflineRecognizerResult getResult(OfflineStream s) {
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Object[] arr = getResult(s.getPtr());
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String text = (String) arr[0];
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String[] tokens = (String[]) arr[1];
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float[] timestamps = (float[]) arr[2];
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return new OfflineRecognizerResult(text, tokens, timestamps);
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}
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private native void delete(long ptr);
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private native long newFromFile(OfflineRecognizerConfig config);
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private native long createStream(long ptr);
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private native void decode(long ptr, long streamPtr);
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private native Object[] getResult(long streamPtr);
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}
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