using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Controls.Primitives;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using Baidu.Aip.Speech;//百度AI_百度语音
using System.IO;

namespace XiaoXiangGuang_project
{
/// <summary>
/// BDAIX.xaml 的交互逻辑:百度AI
/// </summary>
public partial class BDAIX : Window
{
/***
*应用名称：BDAIX
*AppID：10313629
APIKey：Lgk3vC7FXQfQGW76zVg4pZKO
*SecretKey：bB8kbhl1Pnef3NG6MfG5AaYmI3SV53YC
*/
private static string APIKEY = "Lgk3vC7FXQfQGW76zVg4pZKO";
private static string SECRETKEY = "bB8kbhl1Pnef3NG6MfG5AaYmI3SV53YC";

    private readonly Asr _asrClient;//百度语音识别：声音识别为文本
    private readonly Tts _ttsClient;//百度语音合成：文本合成为声音

    public string fileName= "百度语音合成的语音.mp3";
    public BDAIX()
    {
        InitializeComponent();

        _ttsClient = new Tts(APIKEY, SECRETKEY);
        _asrClient = new Asr(APIKEY,SECRETKEY);
    }

    private void Button_Click(object sender, RoutedEventArgs e)
    {
        ButtonBase btn = e.Source as ButtonBase;

        switch (btn.Name)
        {
            case "btn_TTS":
                //百度语音合成
                BDAI_TTS(textBox_TTS.Text);
                MP3Player._Instance().Play(fileName);

                break;
            case "btn_ARS":
                //百度语音识别
                BDAI_ASRData();
                break;
            default:
                break;
        }
    }
    //百度语音合成：文本合成为声音
    public void BDAI_TTS(string str_tts)
    {
        // 可选参数
        var option = new Dictionary<string, object>
        {
            {"spd", 5}, //语速0-9，默认=5；
            {"pit", 5}, //音调0-9，默认=5；
            {"vol", 7}, // 音量0-15，默认=5；
            {"per", 4}  // 发音人选择，0为普通女声，1为普通男声，3为情感合成-度逍遥，4为情感合成-度YY，默认为普通女声；

        };
        var result = _ttsClient.Synthesis(str_tts, option);

        if (result.ErrorCode == 0)// 或 result.Success
        {
            File.WriteAllBytes(fileName, result.Data);
            //播放百度语音合成的文件
            //MP3Player _mp3Player=new MP3Player();//mp3播放
            // _mp3Player.FilePath = "百度语音合成的语音.mp3";
            // _mp3Player.Play();//mp3播放
            //MP3Player._Instance().Play(fileName);

        }

    }
    //百度语音识别——识别本地文件：声音识别为文本
    public void BDAI_ASRData()
    {
        var data = File.ReadAllBytes("语音pcm文件地址");
        var result = _asrClient.Recognize(data, "pcm", 16000);
        Console.Write(result);
    }
    //百度语音识别——识别URL中的语音文件
    public void AsrUrl()
    {
        var result = _asrClient.Recognize(
            "http://xxx.com/待识别的pcm文件地址",
            "http://xxx.com/识别结果回调地址",
            "pcm",
            16000);
        Console.WriteLine(result);
    }
}

}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading.Tasks;

namespace XiaoXiangGuang_project
{
public class MP3Player
{
private static MP3Player Instance;
private MP3Player()
{ }
public static MP3Player _Instance()
{
if (Instance==null)
{
Instance = new MP3Player();
}
return Instance;
}
/// <summary>
/// 文件地址
/// </summary>
//private string filePath;

        /// <summary>   
        /// 播放   
        /// </summary>   
        public void Play(string filePath)
        {
            mciSendString("close all", "", 0, 0);
            mciSendString("open " + filePath + " alias media", "", 0, 0);
           // mciSendString("play media", "", 0, 0);
            mciSendString("play media", "", 0, 0);

    }

    /// <summary>   
    /// 暂停   
    /// </summary>   
    public void Pause()
        {
            mciSendString("pause media", "", 0, 0);
        }

        /// <summary>   
        /// 停止   
        /// </summary>   
        public void Stop()
        {
            mciSendString("close media", "", 0, 0);
        }

        /// <summary>   
        /// API函数   
        /// </summary>   
        [DllImport("winmm.dll", EntryPoint = "mciSendString", CharSet = CharSet.Auto)]
        private static extern int mciSendString(
         string lpstrCommand,
         string lpstrReturnString,
         int uReturnLength,
         int hwndCallback
        );
    
}

}