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Upgraded to .NET 8 and made code style a little more internally consistent. (#1680)

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This commit is contained in:
Michael Lamothe
2025-01-04 19:39:06 +11:00
committed by GitHub
parent bf3330c906
commit 8a60985363
29 changed files with 354 additions and 404 deletions
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44
dotnet-examples/online-decode-files/Program.cs
View File

@@ -6,40 +6,37 @@
// https://k2-fsa.github.io/sherpa/onnx/pretrained_models/online-transducer/zipformer-transducer-models.html
// to download streaming models
using CommandLine.Text;
using CommandLine;
using CommandLine.Text;
using SherpaOnnx;
using System.Collections.Generic;
using System.Linq;
using System;
class OnlineDecodeFiles
{
class Options
{
[Option(Required = true, HelpText = "Path to tokens.txt")]
public string Tokens { get; set; } = "";
public string Tokens { get; set; } = string.Empty;
[Option(Required = false, Default = "cpu", HelpText = "Provider, e.g., cpu, coreml")]
public string Provider { get; set; } = "";
public string Provider { get; set; } = string.Empty;
[Option(Required = false, HelpText = "Path to transducer encoder.onnx")]
public string Encoder { get; set; } = "";
public string Encoder { get; set; } = string.Empty;
[Option(Required = false, HelpText = "Path to transducer decoder.onnx")]
public string Decoder { get; set; } = "";
public string Decoder { get; set; } = string.Empty;
[Option(Required = false, HelpText = "Path to transducer joiner.onnx")]
public string Joiner { get; set; } = "";
public string Joiner { get; set; } = string.Empty;
[Option("paraformer-encoder", Required = false, HelpText = "Path to paraformer encoder.onnx")]
public string ParaformerEncoder { get; set; } = "";
public string ParaformerEncoder { get; set; } = string.Empty;
[Option("paraformer-decoder", Required = false, HelpText = "Path to paraformer decoder.onnx")]
public string ParaformerDecoder { get; set; } = "";
public string ParaformerDecoder { get; set; } = string.Empty;
[Option("zipformer2-ctc", Required = false, HelpText = "Path to zipformer2 CTC onnx model")]
public string Zipformer2Ctc { get; set; } = "";
public string Zipformer2Ctc { get; set; } = string.Empty;
[Option("num-threads", Required = false, Default = 1, HelpText = "Number of threads for computation")]
public int NumThreads { get; set; } = 1;
@@ -80,15 +77,14 @@ larger than this value. Used only when --enable-endpoint is true.")]
public float Rule3MinUtteranceLength { get; set; } = 20.0F;
[Option("hotwords-file", Required = false, Default = "", HelpText = "Path to hotwords.txt")]
public string HotwordsFile { get; set; } = "";
public string HotwordsFile { get; set; } = string.Empty;
[Option("hotwords-score", Required = false, Default = 1.5F, HelpText = "hotwords score")]
public float HotwordsScore { get; set; } = 1.5F;
[Option("rule-fsts", Required = false, Default = "",
HelpText = "If not empty, path to rule fst for inverse text normalization")]
public string RuleFsts { get; set; } = "";
public string RuleFsts { get; set; } = string.Empty;
[Option("files", Required = true, HelpText = "Audio files for decoding")]
public IEnumerable<string> Files { get; set; } = new string[] {};
@@ -162,7 +158,7 @@ to download pre-trained streaming models.
private static void Run(Options options)
{
OnlineRecognizerConfig config = new OnlineRecognizerConfig();
var config = new OnlineRecognizerConfig();
config.FeatConfig.SampleRate = options.SampleRate;
// All models from icefall using feature dim 80.
@@ -194,22 +190,22 @@ to download pre-trained streaming models.
config.HotwordsScore = options.HotwordsScore;
config.RuleFsts = options.RuleFsts;
OnlineRecognizer recognizer = new OnlineRecognizer(config);
var recognizer = new OnlineRecognizer(config);
string[] files = options.Files.ToArray();
var files = options.Files.ToArray();
// We create a separate stream for each file
List<OnlineStream> streams = new List<OnlineStream>();
var streams = new List<OnlineStream>();
streams.EnsureCapacity(files.Length);
for (int i = 0; i != files.Length; ++i)
{
OnlineStream s = recognizer.CreateStream();
var s = recognizer.CreateStream();
WaveReader waveReader = new WaveReader(files[i]);
var waveReader = new WaveReader(files[i]);
s.AcceptWaveform(waveReader.SampleRate, waveReader.Samples);
float[] tailPadding = new float[(int)(waveReader.SampleRate * 0.3)];
var tailPadding = new float[(int)(waveReader.SampleRate * 0.3)];
s.AcceptWaveform(waveReader.SampleRate, tailPadding);
s.InputFinished();
@@ -230,7 +226,7 @@ to download pre-trained streaming models.
// display results
for (int i = 0; i != files.Length; ++i)
{
OnlineRecognizerResult r = recognizer.GetResult(streams[i]);
var r = recognizer.GetResult(streams[i]);
var text = r.Text;
var tokens = r.Tokens;
Console.WriteLine("--------------------");
@@ -238,7 +234,7 @@ to download pre-trained streaming models.
Console.WriteLine("text: {0}", text);
Console.WriteLine("tokens: [{0}]", string.Join(", ", tokens));
Console.Write("timestamps: [");
r.Timestamps.ToList().ForEach(i => Console.Write(String.Format("{0:0.00}", i) + ", "));
r.Timestamps.ToList().ForEach(i => Console.Write(string.Format("{0:0.00}", i) + ", "));
Console.WriteLine("]");
}
Console.WriteLine("--------------------");

2
dotnet-examples/online-decode-files/online-decode-files.csproj
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@@ -2,7 +2,7 @@
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net6.0</TargetFramework>
<TargetFramework>net8.0</TargetFramework>
<RootNamespace>online_decode_files</RootNamespace>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>