private void ProcessIt(string command, int? timeoutMilliseconds)
{
using (var ffmpegProcess = new Process())
{
ffmpegProcess.StartInfo = new ProcessStartInfo
{
FileName = ResourceManagement.CommandConfiguration.FFmpegPath,
WorkingDirectory = ResourceManagement.CommandConfiguration.TempPath,
Arguments = command.Trim(),
CreateNoWindow = true,
UseShellExecute = false,
RedirectStandardError = true,
};
Log.Debug($"ffmpeg.exe MonoRuntime={ResourceManagement.IsMonoRuntime()} Args={ffmpegProcess.StartInfo.Arguments}");
var stdErrorReader = StandardErrorAsyncStreamReader.AttachReader(ffmpegProcess);
ffmpegProcess.Start();
//workaround for a bug in the mono process when attempting to read async from console output events
// - link http://mono.1490590.n4.nabble.com/System-Diagnostic-Process-and-event-handlers-td3246096.html
// we will wait a total of 10 seconds for the process to start, if nothing has happened in that time then we will
// return a failure for the event.
ffmpegProcess.WaitForProcessStart();
stdErrorReader.Listen();
var processStopped = ffmpegProcess.WaitForProcessStop(timeoutMilliseconds);
if (!processStopped)
{
throw new FFmpegTimeoutException(ffmpegProcess.StartInfo.Arguments);
}
stdErrorReader.Stop();
StdOut = stdErrorReader.ToString();
Log.Debug($"ffmpeg.exe MonoRuntime={ResourceManagement.IsMonoRuntime()} Output={StdOut}.");
var exitCode = ffmpegProcess.ExitCode;
if (exitCode != 0)
{
throw new FFmpegProcessingException(exitCode, StdOut);
}
}
}
