private void SaveDest(string path)
{
bool wasStopped;
_destPath = path;
// Aspect Ratio
try {
_mp4Mod.PARInfo = GetMPEG4PARFromForm();
}
catch {
MessageBox.Show(this, "The aspect ratio you entered is invalid.", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
// User Data
_mp4Mod.UserDataList = UDListBoxItems;
// Packed Bitstream
_mp4Mod.NewIsPacked = _mp4Mod.IsPacked ^ chkChangePacking.Checked;
// Interlacing
_mp4Mod.TopFieldFirst = rbTFF.Checked;
// Save video
_waitForm = new frmWait("Saving", "Saving video, please wait...",
new Thread(SaveDestThread));
_waitForm.ShowDialog(this);
_waitForm.Dispose();
_waitForm = null;
wasStopped = _aviMod.WasStopped;
SetupForm(false);
if (_workEx != null)
{
MessageBox.Show(this, _workEx.Message, "Error", MessageBoxButtons.OK,
MessageBoxIcon.Error);
return;
}
if (!wasStopped)
{
MessageBox.Show(this, "Video has been saved successfully.", "Done",
MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
// For work that should block the UI but not the UI thread. The work happens in a
// new thread and the UI is blocked with a modal dialog.
public static void RunWork(Form owner, Action <ProgressReporter> action)
{
object workSync = new object();
using var waitForm = new frmWait(workSync);
ExceptionDispatchInfo exception = null;
bool triggered = false;
Thread thread = new Thread(() => {
try {
action(waitForm.OnProgress);
}
catch (Exception ex) {
exception = ExceptionDispatchInfo.Capture(ex);
}
lock (workSync) {
if (triggered)
{
waitForm.OnWorkComplete();
}
triggered = true;
}
});
thread.Start();
if (thread.Join(2))
{
return;
}
Monitor.Enter(workSync);
if (triggered)
{
Monitor.Exit(workSync);
}
else
{
triggered = true;
waitForm.ShowDialog(owner);
}
thread.Join();
exception?.Throw();
}
private void LoadSource(string path)
{
SetupForm(false);
_sourcePath = path;
txtSourcePath.Text = path;
// Load video
_waitForm = new frmWait("Loading", "Loading video, please wait...",
new Thread(LoadSourceThread));
_waitForm.ShowDialog(this);
_waitForm.Dispose();
_waitForm = null;
if (_workEx != null)
{
SetupForm(false);
MessageBox.Show(this, _workEx.Message, "Error", MessageBoxButtons.OK,
MessageBoxIcon.Error);
return;
}
else if (_aviMod.WasStopped)
{
SetupForm(false);
return;
}
SetupForm(true);
_updatingUI = true;
// Aspect Ratio
switch (_mp4Mod.PARInfo.Type)
{
case PARType.VGA_1_1:
rbPAR_VGA_1_1.Checked = true;
break;
case PARType.PAL_4_3:
rbPAR_PAL_4_3.Checked = true;
break;
case PARType.NTSC_4_3:
rbPAR_NTSC_4_3.Checked = true;
break;
case PARType.PAL_16_9:
rbPAR_PAL_16_9.Checked = true;
break;
case PARType.NTSC_16_9:
rbPAR_NTSC_16_9.Checked = true;
break;
case PARType.Custom: {
double par = (double)_mp4Mod.PARInfo.Width / (double)_mp4Mod.PARInfo.Height;
double rar = (double)_mp4Mod.FrameWidth / (double)_mp4Mod.FrameHeight;
double dar = par * rar;
rbPAR_Custom.Checked = true;
txtPAR_Width.Text = _mp4Mod.PARInfo.Width.ToString();
txtPAR_Height.Text = _mp4Mod.PARInfo.Height.ToString();
txtDAR_Width.Text = dar.ToString("0.###");
txtDAR_Height.Text = "1";
break;
}
}
// Packed Bitstream
lblIsPacked.Text = _mp4Mod.IsPacked ? "Yes" : "No";
chkChangePacking.Text = _mp4Mod.IsPacked ? "Unpack" : "Pack";
chkChangePacking.Enabled = _mp4Mod.IsPacked || _mp4Mod.ContainsBVOPs;
// User Data
_regUDList = _mp4Mod.UserDataList;
_autoUDList = _mp4Mod.SuggestedUserData();
UDListBoxItems = _regUDList;
// Interlacing
bool isInt = _mp4Mod.IsInterlaced;
lblIsInterlaced.Text = isInt ? "Yes" : "No";
rbTFF.Enabled = isInt;
rbBFF.Enabled = isInt;
if (isInt)
{
(_mp4Mod.TopFieldFirst ? rbTFF : rbBFF).Checked = true;
}
_updatingUI = false;
}
