Update modelscope_models_zh.md

ShiLiang Zhang

2023-09-06 b87273a856effc4f1bcff953d09b9e89662e28dd

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using AliFsmnVadSharp;
using AliFsmnVadSharp.Model;
using NAudio.Wave;
 
internal static class Program
{
    [STAThread]
    private static void Main()
    {
        string applicationBase = AppDomain.CurrentDomain.BaseDirectory;
        string modelFilePath = applicationBase + "./speech_fsmn_vad_zh-cn-16k-common-pytorch/model.onnx";
        string configFilePath = applicationBase + "./speech_fsmn_vad_zh-cn-16k-common-pytorch/vad.yaml";
        string mvnFilePath = applicationBase + "./speech_fsmn_vad_zh-cn-16k-common-pytorch/vad.mvn";
        int batchSize = 2;
        TimeSpan start_time0 = new TimeSpan(DateTime.Now.Ticks);
        AliFsmnVad aliFsmnVad = new AliFsmnVad(modelFilePath, configFilePath, mvnFilePath, batchSize);
        TimeSpan end_time0 = new TimeSpan(DateTime.Now.Ticks);
        double elapsed_milliseconds0 = end_time0.TotalMilliseconds - start_time0.TotalMilliseconds;
        Console.WriteLine("load model and init config elapsed_milliseconds:{0}", elapsed_milliseconds0.ToString());
        List<float[]> samples = new List<float[]>();
        TimeSpan total_duration = new TimeSpan(0L);
        for (int i = 0; i < 2; i++)
        {
            string wavFilePath = string.Format(applicationBase + "./speech_fsmn_vad_zh-cn-16k-common-pytorch/example/{0}.wav", i.ToString());//vad_example
            if (!File.Exists(wavFilePath))
            {
                continue;
            }
            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(wavdata);
            total_duration += duration;            
        }
        TimeSpan start_time = new TimeSpan(DateTime.Now.Ticks);
        //SegmentEntity[] segments_duration = aliFsmnVad.GetSegments(samples);
        SegmentEntity[] segments_duration = aliFsmnVad.GetSegmentsByStep(samples);
        TimeSpan end_time = new TimeSpan(DateTime.Now.Ticks);
        Console.WriteLine("vad infer result:");
        foreach (SegmentEntity segment in segments_duration)
        {
            Console.Write("[");
            foreach (var x in segment.Segment) 
            {
                Console.Write("[" + string.Join(",", x.ToArray()) + "]");
            }
            Console.Write("]\r\n");
        }
 
        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("------------------------");
    }
}