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IrvingGao committed 2024-05-18 15:50:56 +08:00
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runtime/csharp/AliParaformerAsr/AliParaformerAsr.Examples/AliParaformerAsr.Examples.csproj
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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net6.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
<ItemGroup>
<None Remove="te21wv1n.h0a~" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="NAudio" Version="2.1.0" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\AliParaformerAsr\AliParaformerAsr.csproj" />
</ItemGroup>
<ItemGroup>
<None Update="speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-onnx\am.mvn">
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</None>
<None Update="speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-onnx\asr.yaml">
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</None>
<None Update="speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-onnx\example\0.wav">
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</None>
<None Update="speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-onnx\example\1.wav">
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</None>
<None Update="speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-onnx\example\2.wav">
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</None>
<None Update="speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-onnx\example\3.wav">
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</None>
<None Update="speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-onnx\example\4.wav">
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</None>
<None Update="speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-onnx\tokens.txt">
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</None>
</ItemGroup>
</Project>
runtime/csharp/AliParaformerAsr/AliParaformerAsr.Examples/Program.cs
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using AliParaformerAsr;
using NAudio.Wave;
internal static class Program
{
[STAThread]
private static void Main()
{
string applicationBase = AppDomain.CurrentDomain.BaseDirectory;
string modelName = "speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-onnx";
string modelFilePath = applicationBase + "./"+ modelName + "/model_quant.onnx";
string configFilePath = applicationBase + "./" + modelName + "/asr.yaml";
string mvnFilePath = applicationBase + "./" + modelName + "/am.mvn";
string tokensFilePath = applicationBase + "./" + modelName + "/tokens.txt";
AliParaformerAsr.OfflineRecognizer offlineRecognizer = new OfflineRecognizer(modelFilePath, configFilePath, mvnFilePath, tokensFilePath);
List<float[]>? samples = null;
TimeSpan total_duration = new TimeSpan(0L);
if (samples == null)
{
samples = new List<float[]>();
for (int i = 0; i < 5; i++)
{
string wavFilePath = string.Format(applicationBase + "./" + modelName + "/example/{0}.wav", i.ToString());
if (!File.Exists(wavFilePath))
{
break;
}
AudioFileReader _audioFileReader = new AudioFileReader(wavFilePath);
byte[] datas = new byte[_audioFileReader.Length];
_audioFileReader.Read(datas, 0, datas.Length);
TimeSpan duration = _audioFileReader.TotalTime;
float[] wavdata = new float[datas.Length / 4];
Buffer.BlockCopy(datas, 0, wavdata, 0, datas.Length);
float[] sample = wavdata.Select((float x) => x * 32768f).ToArray();
samples.Add(sample);
total_duration += duration;
}
}
TimeSpan start_time = new TimeSpan(DateTime.Now.Ticks);
//1.Non batch method
foreach (var sample in samples)
{
List<float[]> temp_samples = new List<float[]>();
temp_samples.Add(sample);
List<string> results = offlineRecognizer.GetResults(temp_samples);
foreach (string result in results)
{
Console.WriteLine(result);
Console.WriteLine("");
}
}
//2.batch method
//List<string> results_batch = offlineRecognizer.GetResults(samples);
//foreach (string result in results_batch)
//{
// Console.WriteLine(result);
// Console.WriteLine("");
//}
TimeSpan end_time = new TimeSpan(DateTime.Now.Ticks);
double elapsed_milliseconds = end_time.TotalMilliseconds - start_time.TotalMilliseconds;
double rtf = elapsed_milliseconds / total_duration.TotalMilliseconds;
Console.WriteLine("elapsed_milliseconds:{0}", elapsed_milliseconds.ToString());
Console.WriteLine("total_duration:{0}", total_duration.TotalMilliseconds.ToString());
Console.WriteLine("rtf:{1}", "0".ToString(), rtf.ToString());
Console.WriteLine("end!");
}
}