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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">/**
 * TTS Provider 统一接口
 * 
 * 所有语音合成供应商必须实现此接口。
 * synthesize 方法签名统一为 (text, voice, params, outputPath)，返回本地文件路径或 cloud:URL。
 */
&nbsp;
import { VoiceParams } from '../../types';
&nbsp;
/** TTS 模型配置（来自 models.json 中 input 含 'tts' 的模型条目） */
export interface TtsModelConfig {
  /** 模型 ID（如 'speech-2.8-hd', 'qwen3-tts-instruct-flash'） */
  id: string;
  /** 模型显示名 */
  name: string;
  /** API 路径（如 '/t2a_async_v2'），可选 */
  apiPath?: string;
  /** 是否启用 */
  enabled: boolean;
}
&nbsp;
export interface ITtsProvider {
  /** Provider 唯一标识（如 'minimax-tts', 'bailian-tts'） */
  readonly name: string;
  /** 所属供应商 key（与 models.json 中 vendors 的 key 对应，如 'minimax', 'bailian'） */
  readonly vendor: string;
  /** 合成模式：'async' 异步轮询 | 'sync' 同步返回 | 'stream' 流式 | 'mock' 模拟 */
  readonly mode: 'async' | 'sync' | 'stream' | 'mock';
  /** 单次调用最大文本长度（字符），超过会触发分段 */
  readonly maxTextLength: number;
  /** 并发上限（1 = 串行, 2+ = 并行） */
  readonly concurrency: number;
  /** 默认 TTS 模型 ID（从 models.json 读取） */
  readonly modelId: string;
  /** TTS API 基础路径（从 models.json vendor 的 ttsApiPath 读取） */
  readonly ttsApiPath: string;
&nbsp;
  /**
   * 语音合成
   * @param text       要合成的文本
   * @param voice      音色标识（如 'Cherry', 'audiobook_male_1'）
   * @param params     语音参数（语速、音调、音量）
   * @param outputPath 输出文件路径（.mp3）
   * @returns          返回本地文件路径（如 '/path/to/output.mp3'）
   *                   或云端 URL 标记（如 'cloud:https://...'）
   */
  synthesize(
    text: string,
    voice: string,
    params: VoiceParams,
    outputPath: string,
  ): Promise&lt;string&gt;;
&nbsp;
  /** 
   * 健康检查（可选）
   * @returns true = Provider 可用，false = 不可用
   */
  healthCheck?(): Promise&lt;boolean&gt;;
}
&nbsp;
/** TTS 合成结果 */
export interface SynthesizeResult {
  /** 本地文件路径 或 云端URL */
  path: string;
  /** 是否来自云端（需下载） */
  isCloud: boolean;
  /** 所属 Provider */
  provider: string;
}
&nbsp;</pre></td></tr></table></pre>

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