340 lines
15 KiB
C#
340 lines
15 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Linq;
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using System.Reflection;
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using System.Text;
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using System.Threading.Tasks;
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namespace CloudBuilder.AI.Policy
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{
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public enum SoVITSTtsVoice
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{
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[System.ComponentModel.Description("老年人（男性）-1-0")]
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OLD_MAN1,
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[System.ComponentModel.Description("老年人（男性）-2-1-80")]
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OLD_MAN2,
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[System.ComponentModel.Description("老年人（男性）-3-2")]
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OLD_MAN3,
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[System.ComponentModel.Description("老年人（男性）-4-3")]
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OLD_MAN4,
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[System.ComponentModel.Description("老年人（男性）-5-4-80")]
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OLD_MAN5,
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[System.ComponentModel.Description("老年人（男性）-6-5")]
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OLD_MAN6,
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[System.ComponentModel.Description("老年人（男性）-7-6")]
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OLD_MAN7,
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[System.ComponentModel.Description("男中年（男性）-1-7")]
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MIDDLE_AGED_MAN1,
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[System.ComponentModel.Description("男中年（男性）-2-8")]
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MIDDLE_AGED_MAN2,
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[System.ComponentModel.Description("男中年（男性）-3-9-80")]
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MIDDLE_AGED_MAN3,
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[System.ComponentModel.Description("男中年（男性）-4-10")]
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MIDDLE_AGED_MAN4,
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[System.ComponentModel.Description("男中年（男性）-5-11-80")]
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MIDDLE_AGED_MAN5,
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[System.ComponentModel.Description("男中年（男性）-6-12")]
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MIDDLE_AGED_MAN6,
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[System.ComponentModel.Description("男中年（男性）-7-13-80")]
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MIDDLE_AGED_MAN7,
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[System.ComponentModel.Description("男青年（男性）-1-14")]
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YOUNG_MALE1,
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[System.ComponentModel.Description("男青年（男性）-2-15-80")]
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YOUNG_MALE2,
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[System.ComponentModel.Description("男青年（男性）-3-16")]
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YOUNG_MALE3,
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[System.ComponentModel.Description("男青年（男性）-4-17")]
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YOUNG_MALE4,
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[System.ComponentModel.Description("男青年（男性）-5-18")]
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YOUNG_MALE5,
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[System.ComponentModel.Description("男青年（男性）-6-19-0")]
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YOUNG_MALE6,
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[System.ComponentModel.Description("男青年（男性）-7-20-80")]
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YOUNG_MALE7,
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[System.ComponentModel.Description("男儿童（男性）-1-21-80")]
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MALE_CHILD1,
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[System.ComponentModel.Description("男儿童（男性）-2-22")]
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MALE_CHILD2,
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[System.ComponentModel.Description("男儿童（男性）-3-23-80")]
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MALE_CHILD3,
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[System.ComponentModel.Description("男儿童（男性）-4-24")]
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MALE_CHILD4,
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[System.ComponentModel.Description("老年人（女性）-1-25-80")]
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ELDERLY_FEMALE1,
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[System.ComponentModel.Description("老年人（女性）-2-26")]
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ELDERLY_FEMALE2,
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[System.ComponentModel.Description("老年人（女性）-3-27-80")]
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ELDERLY_FEMALE3,
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[System.ComponentModel.Description("女中年（女性）-1-28")]
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MIDDLE_AGED_FEMALE1,
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[System.ComponentModel.Description("女中年（女性）-2-29")]
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MIDDLE_AGED_FEMALE2,
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[System.ComponentModel.Description("女中年（女性）-3-30-80")]
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MIDDLE_AGED_FEMALE3,
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[System.ComponentModel.Description("女中年（女性）-4-31")]
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MIDDLE_AGED_FEMALE4,
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[System.ComponentModel.Description("女中年（女性）-5-32-80")]
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MIDDLE_AGED_FEMALE5,
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[System.ComponentModel.Description("女中年（女性）-6-33")]
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MIDDLE_AGED_FEMALE6,
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[System.ComponentModel.Description("女中年（女性）-7-34")]
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MIDDLE_AGED_FEMALE7,
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[System.ComponentModel.Description("女青年（女性）-1-35-80")]
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YOUNG_FEMALE1,
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[System.ComponentModel.Description("女青年（女性）-2-36")]
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YOUNG_FEMALE2,
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[System.ComponentModel.Description("女青年（女性）-3-37")]
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YOUNG_FEMALE3,
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[System.ComponentModel.Description("女青年（女性）-4-38")]
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YOUNG_FEMALE4,
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[System.ComponentModel.Description("女青年（女性）-5-39")]
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YOUNG_FEMALE5,
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[System.ComponentModel.Description("女青年（女性）-6-40")]
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YOUNG_FEMALE6,
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[System.ComponentModel.Description("女青年（女性）-7-41-80")]
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YOUNG_FEMALE7,
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[System.ComponentModel.Description("女儿童（女性）-1-42-80")]
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FEMALE_CHILD1,
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[System.ComponentModel.Description("女儿童（女性）-2-43")]
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FEMALE_CHILD2,
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[System.ComponentModel.Description("女儿童（女性）-3-44")]
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FEMALE_CHILD3,
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[System.ComponentModel.Description("女儿童（女性）-4-45-80")]
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FEMALE_CHILD4,
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}
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// 音色条目结构
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public class VoiceEntry
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{
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public SoVITSTtsVoice Voice { get; set; }
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public string AgeGroup { get; set; } // "老年人", "中年", "青年", "儿童"
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public string Gender { get; set; } // "男性", "女性"
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public int Weight { get; set; } // 权重，默认为 50
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}
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/// <summary>
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/// SoVITS 音色随机工具，根据枚举描述中的年龄段、性别和权重进行加权随机
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/// </summary>
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public static class SoVITSTtsVoiceRandom
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{
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// 所有音色数据（只读，线程安全）
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private static readonly IReadOnlyList<VoiceEntry> _allEntries;
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// 预分组缓存，提高效率
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private static readonly IReadOnlyDictionary<string, IReadOnlyList<VoiceEntry>> _byGender;
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private static readonly IReadOnlyDictionary<string, IReadOnlyList<VoiceEntry>> _byAge;
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private static readonly IReadOnlyDictionary<(string Gender, string Age), IReadOnlyList<VoiceEntry>> _byGenderAndAge;
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private static readonly Random _random = new Random();
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static SoVITSTtsVoiceRandom()
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{
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// 枚举所有 SoVITSTtsVoice 值
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var enumType = typeof(SoVITSTtsVoice);
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var values = Enum.GetValues(enumType).Cast<SoVITSTtsVoice>();
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var entries = new List<VoiceEntry>();
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foreach (var voice in values)
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{
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var field = enumType.GetField(voice.ToString());
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var descAttr = field?.GetCustomAttribute<DescriptionAttribute>();
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if (descAttr == null) continue;
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string desc = descAttr.Description;
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// 解析格式：年龄段（性别）-数字-数字-权重? 如 "老年人（男性）-2-1-80"
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// 提取年龄段和性别
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int ageEnd = desc.IndexOf('（');
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int genderEnd = desc.IndexOf('）');
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if (ageEnd < 0 || genderEnd < 0 || genderEnd <= ageEnd) continue;
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string ageGroup = desc.Substring(0, ageEnd).Trim();
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string gender = desc.Substring(ageEnd + 1, genderEnd - ageEnd - 1).Trim();
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// 提取权重（最后一个 '-' 后面的数字，如果有）
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int weight = 50; // 默认权重
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int lastDash = desc.LastIndexOf('-');
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if (lastDash >= 0 && lastDash < desc.Length - 1)
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{
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string weightStr = desc.Substring(lastDash + 1);
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if (int.TryParse(weightStr, out int parsedWeight))
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{
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weight = parsedWeight;
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}
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}
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entries.Add(new VoiceEntry
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{
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Voice = voice,
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AgeGroup = ageGroup,
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Gender = gender,
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Weight = weight
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});
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}
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_allEntries = entries.AsReadOnly();
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// 建立分组字典
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_byGender = _allEntries
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.GroupBy(e => e.Gender)
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.ToDictionary(g => g.Key, g => (IReadOnlyList<VoiceEntry>)g.ToList().AsReadOnly());
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_byAge = _allEntries
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.GroupBy(e => e.AgeGroup)
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.ToDictionary(g => g.Key, g => (IReadOnlyList<VoiceEntry>)g.ToList().AsReadOnly());
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_byGenderAndAge = _allEntries
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.GroupBy(e => (e.Gender, e.AgeGroup))
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.ToDictionary(g => g.Key, g => (IReadOnlyList<VoiceEntry>)g.ToList().AsReadOnly());
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}
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/// <summary>
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/// 从指定列表中按权重随机选择一个音色
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/// </summary>
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private static SoVITSTtsVoice PickRandom(IReadOnlyList<VoiceEntry> entries)
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{
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if (entries == null || entries.Count == 0)
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throw new InvalidOperationException("没有可用的音色");
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// 计算总权重
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int totalWeight = entries.Sum(e => e.Weight);
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if (totalWeight <= 0)
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return entries[_random.Next(entries.Count)].Voice; // 所有权重为0时退化为均匀随机
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int roll = _random.Next(totalWeight);
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int cumulative = 0;
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foreach (var entry in entries)
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{
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cumulative += entry.Weight;
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if (roll < cumulative)
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return entry.Voice;
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}
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// 保险
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return entries.Last().Voice;
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}
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// -------------------- 公开随机方法 --------------------
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/// <summary>
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/// 从所有音色中随机（加权）
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/// </summary>
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public static SoVITSTtsVoice GetRandom()
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{
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return PickRandom(_allEntries);
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}
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/// <summary>
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/// 随机男性音色（加权）
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/// </summary>
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public static SoVITSTtsVoice GetRandomMale()
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{
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if (_byGender.TryGetValue("男性", out var list))
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return PickRandom(list);
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throw new InvalidOperationException("没有男性音色");
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}
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/// <summary>
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/// 随机女性音色（加权）
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/// </summary>
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public static SoVITSTtsVoice GetRandomFemale()
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{
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if (_byGender.TryGetValue("女性", out var list))
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return PickRandom(list);
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throw new InvalidOperationException("没有女性音色");
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}
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/// <summary>
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/// 随机指定性别的音色（加权）
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/// </summary>
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public static SoVITSTtsVoice GetRandomByGender(string gender)
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{
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if (_byGender.TryGetValue(gender, out var list))
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return PickRandom(list);
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throw new ArgumentException($"未知性别: {gender}");
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}
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/// <summary>
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/// 随机指定年龄段的音色（加权）
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/// </summary>
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public static SoVITSTtsVoice GetRandomByAge(string ageGroup)
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{
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if (_byAge.TryGetValue(ageGroup, out var list))
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return PickRandom(list);
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throw new ArgumentException($"未知年龄段: {ageGroup}");
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}
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/// <summary>
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/// 随机指定性别和年龄段的音色（加权）
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/// </summary>
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public static SoVITSTtsVoice GetRandomByGenderAndAge(string gender, string ageGroup)
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{
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var key = (gender, ageGroup);
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if (_byGenderAndAge.TryGetValue(key, out var list))
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return PickRandom(list);
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throw new ArgumentException($"未找到性别 '{gender}' 和年龄段 '{ageGroup}' 的组合");
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}
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// -------------------- 常用组合快捷方法 --------------------
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public static SoVITSTtsVoice GetRandomElderlyMale() => GetRandomByGenderAndAge("男性", "老年人");
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public static SoVITSTtsVoice GetRandomElderlyFemale() => GetRandomByGenderAndAge("女性", "老年人");
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public static SoVITSTtsVoice GetRandomMiddleAgedMale() => GetRandomByGenderAndAge("男性", "中年");
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public static SoVITSTtsVoice GetRandomMiddleAgedFemale() => GetRandomByGenderAndAge("女性", "中年");
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public static SoVITSTtsVoice GetRandomYoungMale() => GetRandomByGenderAndAge("男性", "青年");
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public static SoVITSTtsVoice GetRandomYoungFemale() => GetRandomByGenderAndAge("女性", "青年");
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public static SoVITSTtsVoice GetRandomChildMale() => GetRandomByGenderAndAge("男性", "儿童");
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public static SoVITSTtsVoice GetRandomChildFemale() => GetRandomByGenderAndAge("女性", "儿童");
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// -------------------- 排除指定音色的扩展（可选）--------------------
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/// <summary>
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/// 随机男性音色，排除某个指定音色（加权）
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/// </summary>
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public static SoVITSTtsVoice GetRandomMaleExclude(SoVITSTtsVoice exclude)
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{
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if (_byGender.TryGetValue("男性", out var list))
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{
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var filtered = list.Where(e => e.Voice != exclude).ToList();
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if (filtered.Count == 0)
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throw new InvalidOperationException("排除后没有可用的男性音色");
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return PickRandom(filtered);
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}
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throw new InvalidOperationException("没有男性音色");
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}
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/// <summary>
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/// 随机女性音色，排除某个指定音色（加权）
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/// </summary>
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public static SoVITSTtsVoice GetRandomFemaleExclude(SoVITSTtsVoice exclude)
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{
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if (_byGender.TryGetValue("女性", out var list))
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{
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var filtered = list.Where(e => e.Voice != exclude).ToList();
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if (filtered.Count == 0)
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throw new InvalidOperationException("排除后没有可用的女性音色");
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return PickRandom(filtered);
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}
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throw new InvalidOperationException("没有女性音色");
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}
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/// <summary>
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/// 从所有音色中随机，排除某个指定音色（加权）
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/// </summary>
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public static SoVITSTtsVoice GetRandomExclude(SoVITSTtsVoice exclude)
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{
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var filtered = _allEntries.Where(e => e.Voice != exclude).ToList();
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if (filtered.Count == 0)
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throw new InvalidOperationException("排除后没有可用的音色");
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return PickRandom(filtered);
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}
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// -------------------- 获取所有分组信息（便于调试）--------------------
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public static IReadOnlyList<SoVITSTtsVoice> GetAllVoices() => _allEntries.Select(e => e.Voice).ToList().AsReadOnly();
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public static IReadOnlyList<SoVITSTtsVoice> GetMaleVoices() => _byGender["男性"].Select(e => e.Voice).ToList().AsReadOnly();
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public static IReadOnlyList<SoVITSTtsVoice> GetFemaleVoices() => _byGender["女性"].Select(e => e.Voice).ToList().AsReadOnly();
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public static IReadOnlyList<SoVITSTtsVoice> GetVoicesByAge(string ageGroup) => _byAge[ageGroup].Select(e => e.Voice).ToList().AsReadOnly();
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public static IReadOnlyList<SoVITSTtsVoice> GetVoicesByGenderAndAge(string gender, string ageGroup) => _byGenderAndAge[(gender, ageGroup)].Select(e => e.Voice).ToList().AsReadOnly();
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}
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}
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