using System;
using System.Diagnostics;
using Vinno.IUS.Common.Log;

namespace Vinno.IUS.Common.Media.FFmpeg
{
    public static class FFmpegService
    {
        private static string _ffmpegPath = "ffmpeg";

        public static void SetFFmpegPath(string ffmpegPath)
        {
            _ffmpegPath = ffmpegPath;
        }

        public static void StartFFmpeg(out Process process,string arguments, FFmpegLog logItem = null)
        {
            process = new Process
            {
                StartInfo =
                {
                    FileName = _ffmpegPath,
                    Arguments = arguments,
                    UseShellExecute = false,
                    Verb = "runas",
                    CreateNoWindow = true,
                    RedirectStandardError = true,
                    RedirectStandardInput = true
                },
                EnableRaisingEvents = true
            };
            if (logItem != null)
            {
                process.ErrorDataReceived += (s, e) => Logger.WriteLineWarn("ErrorDataReceived:" + e.Data);
            }
            process.Start();
            process.BeginErrorReadLine();
        }
    }
}