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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,155 @@ | ||
| // Copyright (c) 2024 Xiaomi Corporation | ||
| // | ||
| // This file shows how to do speaker identification with sherpa-onnx. | ||
| // | ||
| // 1. Download a model from | ||
| // https://github.com/k2-fsa/sherpa-onnx/releases/tag/speaker-recongition-models | ||
| // | ||
| // wget https://github.com/k2-fsa/sherpa-onnx/releases/download/speaker-recongition-models/3dspeaker_speech_eres2net_base_sv_zh-cn_3dspeaker_16k.onnx | ||
| // | ||
| // 2. Download test data from | ||
| // | ||
| // git clone https://github.com/csukuangfj/sr-data | ||
| // | ||
| // 3. Now run it | ||
| // | ||
| // dotnet run | ||
|
|
||
| using SherpaOnnx; | ||
| using System.Collections.Generic; | ||
| using System; | ||
|
|
||
| class SpeakerIdentificationDemo | ||
| { | ||
| public static float[] ComputeEmbedding(SpeakerEmbeddingExtractor extractor, String filename) | ||
| { | ||
| WaveReader reader = new WaveReader(filename); | ||
|
|
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| OnlineStream stream = extractor.CreateStream(); | ||
| stream.AcceptWaveform(reader.SampleRate, reader.Samples); | ||
| stream.InputFinished(); | ||
|
|
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| float[] embedding = extractor.Compute(stream); | ||
|
|
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| return embedding; | ||
| } | ||
|
|
||
| static void Main(string[] args) | ||
| { | ||
| var config = new SpeakerEmbeddingExtractorConfig(); | ||
| config.Model = "./3dspeaker_speech_eres2net_base_sv_zh-cn_3dspeaker_16k.onnx"; | ||
| config.Debug = 1; | ||
| var extractor = new SpeakerEmbeddingExtractor(config); | ||
|
|
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| var manager = new SpeakerEmbeddingManager(extractor.Dim); | ||
|
|
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| string[] spk1Files = | ||
| new string[] { | ||
| "./sr-data/enroll/fangjun-sr-1.wav", | ||
| "./sr-data/enroll/fangjun-sr-2.wav", | ||
| "./sr-data/enroll/fangjun-sr-3.wav", | ||
| }; | ||
| float[][] spk1Vec = new float[spk1Files.Length][]; | ||
|
|
||
| for (int i = 0; i < spk1Files.Length; ++i) | ||
| { | ||
| spk1Vec[i] = ComputeEmbedding(extractor, spk1Files[i]); | ||
| } | ||
|
|
||
| string[] spk2Files = | ||
| new string[] { | ||
| "./sr-data/enroll/leijun-sr-1.wav", "./sr-data/enroll/leijun-sr-2.wav", | ||
| }; | ||
|
|
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| float[][] spk2Vec = new float[spk2Files.Length][]; | ||
|
|
||
| for (int i = 0; i < spk2Files.Length; ++i) | ||
| { | ||
| spk2Vec[i] = ComputeEmbedding(extractor, spk2Files[i]); | ||
| } | ||
|
|
||
| if (!manager.Add("fangjun", spk1Vec)) | ||
| { | ||
| Console.WriteLine("Failed to register fangjun"); | ||
| return; | ||
| } | ||
|
|
||
| if (!manager.Add("leijun", spk2Vec)) | ||
| { | ||
| Console.WriteLine("Failed to register leijun"); | ||
| return; | ||
| } | ||
|
|
||
| if (manager.NumSpeakers != 2) | ||
| { | ||
| Console.WriteLine("There should be two speakers"); | ||
| return; | ||
| } | ||
|
|
||
| if (!manager.Contains("fangjun")) | ||
| { | ||
| Console.WriteLine("It should contain the speaker fangjun"); | ||
| return; | ||
| } | ||
|
|
||
| if (!manager.Contains("leijun")) | ||
| { | ||
| Console.WriteLine("It should contain the speaker leijun"); | ||
| return; | ||
| } | ||
|
|
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| Console.WriteLine("---All speakers---"); | ||
|
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| string[] allSpeakers = manager.GetAllSpeakers(); | ||
| foreach (var s in allSpeakers) | ||
| { | ||
| Console.WriteLine(s); | ||
| } | ||
| Console.WriteLine("------------"); | ||
|
|
||
| string[] testFiles = | ||
| new string[] { | ||
| "./sr-data/test/fangjun-test-sr-1.wav", | ||
| "./sr-data/test/leijun-test-sr-1.wav", | ||
| "./sr-data/test/liudehua-test-sr-1.wav" | ||
| }; | ||
|
|
||
| float threshold = 0.6f; | ||
| foreach (var file in testFiles) | ||
| { | ||
| float[] embedding = ComputeEmbedding(extractor, file); | ||
|
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| String name = manager.Search(embedding, threshold); | ||
| if (name == "") | ||
| { | ||
| name = "<Unknown>"; | ||
| } | ||
| Console.WriteLine("{0}: {1}", file, name); | ||
| } | ||
|
|
||
| // test verify | ||
| if (!manager.Verify("fangjun", ComputeEmbedding(extractor, testFiles[0]), threshold)) | ||
| { | ||
| Console.WriteLine("testFiles[0] should match fangjun!"); | ||
| return; | ||
| } | ||
|
|
||
| if (!manager.Remove("fangjun")) | ||
| { | ||
| Console.WriteLine("Failed to remove fangjun"); | ||
| return; | ||
| } | ||
|
|
||
| if (manager.Verify("fangjun", ComputeEmbedding(extractor, testFiles[0]), threshold)) | ||
| { | ||
| Console.WriteLine("{0} should match no one!", testFiles[0]); | ||
| return; | ||
| } | ||
|
|
||
| if (manager.NumSpeakers != 1) | ||
| { | ||
| Console.WriteLine("There should only 1 speaker left."); | ||
| return; | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| ../offline-decode-files/WaveReader.cs |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| #!/usr/bin/env bash | ||
|
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| set -ex | ||
|
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| if [ ! -e ./3dspeaker_speech_eres2net_base_sv_zh-cn_3dspeaker_16k.onnx ]; then | ||
| curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/speaker-recongition-models/3dspeaker_speech_eres2net_base_sv_zh-cn_3dspeaker_16k.onnx | ||
| fi | ||
|
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| if [ ! -d ./sr-data ]; then | ||
| git clone https://github.com/csukuangfj/sr-data | ||
| fi | ||
|
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||
| dotnet run |
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dotnet-examples/speaker-identification/speaker-identification.csproj
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,15 @@ | ||
| <Project Sdk="Microsoft.NET.Sdk"> | ||
|
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| <PropertyGroup> | ||
| <OutputType>Exe</OutputType> | ||
| <TargetFramework>net6.0</TargetFramework> | ||
| <RootNamespace>speaker_identification</RootNamespace> | ||
| <ImplicitUsings>enable</ImplicitUsings> | ||
| <Nullable>enable</Nullable> | ||
| </PropertyGroup> | ||
|
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| <ItemGroup> | ||
| <PackageReference Include="org.k2fsa.sherpa.onnx" Version="*" /> | ||
| </ItemGroup> | ||
|
|
||
| </Project> |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,19 @@ | ||
| <Project Sdk="Microsoft.NET.Sdk"> | ||
|
|
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| <PropertyGroup> | ||
| <OutputType>Exe</OutputType> | ||
| <TargetFramework>net6.0</TargetFramework> | ||
| <RootNamespace>speaker_identification</RootNamespace> | ||
| <ImplicitUsings>enable</ImplicitUsings> | ||
| <Nullable>enable</Nullable> | ||
| </PropertyGroup> | ||
|
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| <PropertyGroup> | ||
| <RestoreSources>/tmp/packages;$(RestoreSources);https://api.nuget.org/v3/index.json</RestoreSources> | ||
| </PropertyGroup> | ||
|
|
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| <ItemGroup> | ||
| <PackageReference Include="org.k2fsa.sherpa.onnx" Version="*" /> | ||
| </ItemGroup> | ||
|
|
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| </Project> |
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