DeviceEmotion/Speech/play/aplay.cs

using System;
using System.Collections.Generic;
using System.Text;
using System.Diagnostics;

namespace Speech.play {
    public class aplay : IPlaySystem {

        public Process Play(string path, string Device, int freq = 8000) {
            //aplay -c 1 -t wav -r 22050 -f mu_law foobar
            Process p = new Process();
            List<string> arg = new List<string>();
            if (!String.IsNullOrEmpty(Device))
                arg.Add("--device " + Device);
            if (freq>0)
                arg.Add("--rate " + freq.ToString());

            arg.Add("--t wav");
            arg.Add("\"" + path + "\"");

            p.StartInfo.FileName = "aplay " + String.Join(' ', arg);
            p.StartInfo.WorkingDirectory = Environment.CurrentDirectory;
            p.StartInfo.CreateNoWindow = true;

            return p;
        }

        public string GetName() {
            return "APlay";
        }
    }
}