70 lines
1.9 KiB
C#
70 lines
1.9 KiB
C#
/// Copyright (c) 2024.5 by 东风破
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using System;
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using System.Runtime.InteropServices;
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namespace SherpaOnnx
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{
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public class OfflineStream : IDisposable
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{
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public OfflineStream(IntPtr p)
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{
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_handle = new HandleRef(this, p);
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}
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public void AcceptWaveform(int sampleRate, float[] samples)
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{
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AcceptWaveform(Handle, sampleRate, samples, samples.Length);
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}
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public OfflineRecognizerResult Result
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{
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get
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{
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IntPtr h = GetResult(_handle.Handle);
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OfflineRecognizerResult result = new OfflineRecognizerResult(h);
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DestroyResult(h);
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return result;
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}
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}
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~OfflineStream()
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{
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Cleanup();
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}
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public void Dispose()
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{
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Cleanup();
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// Prevent the object from being placed on the
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// finalization queue
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System.GC.SuppressFinalize(this);
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}
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private void Cleanup()
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{
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DestroyOfflineStream(Handle);
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// Don't permit the handle to be used again.
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_handle = new HandleRef(this, IntPtr.Zero);
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}
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private HandleRef _handle;
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public IntPtr Handle => _handle.Handle;
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[DllImport(Dll.Filename)]
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private static extern void DestroyOfflineStream(IntPtr handle);
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[DllImport(Dll.Filename, EntryPoint = "AcceptWaveformOffline")]
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private static extern void AcceptWaveform(IntPtr handle, int sampleRate, float[] samples, int n);
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[DllImport(Dll.Filename, EntryPoint = "GetOfflineStreamResult")]
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private static extern IntPtr GetResult(IntPtr handle);
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[DllImport(Dll.Filename, EntryPoint = "DestroyOfflineRecognizerResult")]
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private static extern void DestroyResult(IntPtr handle);
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}
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}
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