private void SinglePass(string argument)
{
_ffmpegProcess = new FFmpeg(argument);
_ffmpegProcess.Process.ErrorDataReceived += ProcessOnErrorDataReceived;
_ffmpegProcess.Process.OutputDataReceived += ProcessOnOutputDataReceived;
_ffmpegProcess.Process.Exited += (o, args) => textBoxOutput.Invoke((Action)(() =>
{
if (_panic) return; //This should stop that one exception when closing the converter
textBoxOutput.AppendText("\n--- FFMPEG HAS EXITED ---");
buttonCancel.Enabled = false;
_timer = new Timer();
_timer.Interval = 500;
_timer.Tick += Exited;
_timer.Start();
}));
_ffmpegProcess.Start();
}
private void GeneratePreview()
{
string argument = ConstructArguments();
if (string.IsNullOrWhiteSpace(argument))
return;
_generating = true;
_ffmpegProcess = new FFmpeg(argument);
_ffmpegProcess.Process.ErrorDataReceived += (sender, args) => Console.WriteLine(args.Data);
_ffmpegProcess.Process.OutputDataReceived += (sender, args) => Console.WriteLine(args.Data);
_ffmpegProcess.Process.Exited += (o, args) => pictureBoxVideo.Invoke((Action)(() =>
{
_generating = false;
int exitCode = _ffmpegProcess.Process.ExitCode;
if (exitCode != 0)
{
_message = string.Format("ffmpeg.exe exited with exit code {0}. That's usually bad.", exitCode);
return;
}
if (!File.Exists(_previewFile))
{
_message = "The preview file wasn't generated, that means ffmpeg.exe failed. Confirm the following:\n- Is the input time actually smaller than the length than the input video?";
return;
}
try
{
//_image = Image.FromFile(_previewFile); //Thank you for not releasing the lock on the file afterwards, Microsoft
using (FileStream stream = new FileStream(_previewFile, FileMode.Open, FileAccess.Read))
_image = Image.FromStream(stream);
pictureBoxVideo.BackgroundImage = _image;
File.Delete(_previewFile);
_owner.AssumedInputSize = _image.Size; //We assume the size of the preview will also be the size of the input used for the conversion
float aspectRatio = _image.Width / (float)_image.Height;
ClientSize = new Size((int)(ClientSize.Height * aspectRatio), ClientSize.Height);
}
catch (Exception e)
{
_message = e.ToString();
}
}));
_ffmpegProcess.Process.Start();
}
private void MultiPass(string[] arguments)
{
int passes = arguments.Length;
_ffmpegProcess = new FFmpeg(arguments[currentPass]);
_ffmpegProcess.Process.ErrorDataReceived += ProcessOnErrorDataReceived;
_ffmpegProcess.Process.OutputDataReceived += ProcessOnOutputDataReceived;
_ffmpegProcess.Process.Exited += (o, args) => textBoxOutput.Invoke((Action)(() =>
{
if (_panic) return; //This should stop that one exception when closing the converter
textBoxOutput.AppendText("\n--- FFMPEG HAS EXITED ---");
currentPass++;
if (currentPass < passes && !_cancelMultipass)
{
textBoxOutput.AppendText(string.Format("\n--- ENTERING PASS {0} ---", currentPass + 1));
MultiPass(arguments); //Sort of recursion going on here, be careful with stack overflows and shit
return;
}
buttonCancel.Enabled = false;
_timer = new Timer();
_timer.Interval = 500;
_timer.Tick += Exited;
_timer.Start();
}));
_ffmpegProcess.Start();
}
