private void BinaryOcrTrain_Shown(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(_autoDetectFontText))
{
return;
}
BinaryOcrTrain_ResizeEnd(sender, e);
SelectAll_Click(this, EventArgs.Empty);
int numberOfCharactersLearned = 0;
int numberOfCharactersSkipped = 0;
foreach (ListViewItem fontItem in listViewFonts.CheckedItems)
{
_subtitleFontName = fontItem.Text;
labelInfo.Text = $"Checking font '{_subtitleFontName}'... {AutoDetectedFonts.Count} hits";
labelInfo.Refresh();
Application.DoEvents();
for (_subtitleFontSize = 20; _subtitleFontSize <= 100; _subtitleFontSize++)
{
if (!string.IsNullOrEmpty(_autoDetectFontText))
{
var s = _autoDetectFontText;
var bicDb = new BinaryOcrDb(null);
TrainLetter(ref numberOfCharactersLearned, ref numberOfCharactersSkipped, bicDb, s, false, false);
if (bicDb.FindExactMatch(_autoDetectFontBob) >= 0)
{
AutoDetectedFonts.Add(_subtitleFontName + " " + _subtitleFontSize);
}
else
{
// allow for error %
var smallestDifference = int.MaxValue;
foreach (var compareItem in bicDb.CompareImages)
{
if (compareItem.Width == _autoDetectFontBob.Width && compareItem.Height == _autoDetectFontBob.Height) // precise math in size
{
if (Math.Abs(compareItem.NumberOfColoredPixels - _autoDetectFontBob.NumberOfColoredPixels) < 3)
{
int dif = NikseBitmapImageSplitter.IsBitmapsAlike(compareItem, _autoDetectFontBob);
if (dif < smallestDifference)
{
if (!BinaryOcrDb.AllowEqual(compareItem, _autoDetectFontBob))
{
continue;
}
smallestDifference = dif;
if (dif < 3)
{
break; // foreach ending
}
}
}
}
}
if (smallestDifference < 13)
{
AutoDetectedFonts.Add($"{_subtitleFontName} {_subtitleFontSize} - diff={smallestDifference}");
}
}
bicDb = new BinaryOcrDb(null);
TrainLetter(ref numberOfCharactersLearned, ref numberOfCharactersSkipped, bicDb, s, false, true);
if (bicDb.FindExactMatch(_autoDetectFontBob) >= 0)
{
AutoDetectedFonts.Add(_subtitleFontName + " " + _subtitleFontSize + " italic");
}
if (checkBoxBold.Checked)
{
bicDb = new BinaryOcrDb(null);
TrainLetter(ref numberOfCharactersLearned, ref numberOfCharactersSkipped, bicDb, s, true, false);
if (bicDb.FindExactMatch(_autoDetectFontBob) >= 0)
{
AutoDetectedFonts.Add(_subtitleFontName + " " + _subtitleFontSize + " bold");
}
}
}
}
}
DialogResult = DialogResult.OK;
}
private void listBoxInspectItems_SelectedIndexChanged(object sender, EventArgs e)
{
labelImageInfo.Text = string.Empty;
labelExpandCount.Text = string.Empty;
if (listBoxInspectItems.SelectedIndex < 0)
{
return;
}
_selectedCompareNode = null;
_selectedCompareBinaryOcrBitmap = null;
var img = _imageSources[listBoxInspectItems.SelectedIndex];
pictureBoxInspectItem.Image = img;
if (img != null)
{
pictureBoxInspectItem.Width = img.Width + 2;
pictureBoxInspectItem.Height = img.Height + 2;
}
pictureBoxCompareBitmap.Image = null;
pictureBoxCompareBitmapDouble.Image = null;
int index = listBoxInspectItems.SelectedIndex;
var match = _matches[index];
_selectedMatch = match;
if (!string.IsNullOrEmpty(match.Name))
{
if (_binOcrDb != null)
{
bool bobFound = false;
foreach (BinaryOcrBitmap bob in _binOcrDb.CompareImages)
{
if (match.Name == bob.Key)
{
textBoxText.Text = bob.Text;
checkBoxItalic.Checked = bob.Italic;
_selectedCompareBinaryOcrBitmap = bob;
SetDbItemView(bob.ToOldBitmap());
var matchBob = new BinaryOcrBitmap(new NikseBitmap(_imageSources[listBoxInspectItems.SelectedIndex]));
if (matchBob.Hash == bob.Hash && matchBob.Width == bob.Width && matchBob.Height == bob.Height && matchBob.NumberOfColoredPixels == bob.NumberOfColoredPixels)
{
buttonAddBetterMatch.Enabled = false; // exact match
}
else
{
buttonAddBetterMatch.Enabled = true;
}
bobFound = true;
break;
}
}
if (!bobFound)
{
foreach (BinaryOcrBitmap bob in _binOcrDb.CompareImagesExpanded)
{
if (match.Name == bob.Key)
{
textBoxText.Text = bob.Text;
checkBoxItalic.Checked = bob.Italic;
_selectedCompareBinaryOcrBitmap = bob;
var oldBitmap = bob.ToOldBitmap();
SetDbItemView(oldBitmap);
int dif = 1;
if (oldBitmap.Width == match.ImageSplitterItem.NikseBitmap.Width && oldBitmap.Height == match.ImageSplitterItem.NikseBitmap.Height)
{
dif = NikseBitmapImageSplitter.IsBitmapsAlike(match.ImageSplitterItem.NikseBitmap, oldBitmap);
}
buttonAddBetterMatch.Enabled = dif > 0; // if exact match then don't allow "Add better match"
labelExpandCount.Text = $"Expand count: {bob.ExpandCount}";
break;
}
}
}
}
else
{
foreach (XmlNode node in ImageCompareDocument.DocumentElement.ChildNodes)
{
if (node.Attributes["Text"] != null && node.InnerText == match.Name)
{
string text = node.Attributes["Text"].InnerText;
textBoxText.Text = text;
checkBoxItalic.Checked = node.Attributes["Italic"] != null;
string databaseName = Path.Combine(_directoryPath, "Images.db");
using (var f = new FileStream(databaseName, FileMode.Open))
{
try
{
string name = node.InnerText;
int pos = Convert.ToInt32(name);
f.Position = pos;
var mbmp = new ManagedBitmap(f);
var bitmap = mbmp.ToOldBitmap();
SetDbItemView(mbmp.ToOldBitmap());
labelImageInfo.Text = string.Format(Configuration.Settings.Language.VobSubEditCharacters.Image + " - {0}x{1}", bitmap.Width, bitmap.Height);
}
catch (Exception exception)
{
labelImageInfo.Text = Configuration.Settings.Language.VobSubEditCharacters.Image;
MessageBox.Show(exception.Message);
}
}
_selectedCompareNode = node;
break;
}
}
}
}
buttonAddBetterMatch.Text = Configuration.Settings.Language.VobSubOcrCharacterInspect.AddBetterMatch;
if (_selectedMatch.Text == Configuration.Settings.Language.VobSubOcr.NoMatch)
{
buttonUpdate.Enabled = false;
buttonDelete.Enabled = false;
buttonAddBetterMatch.Enabled = true;
buttonAddBetterMatch.Text = Configuration.Settings.Language.VobSubOcrCharacterInspect.Add;
textBoxText.Enabled = true;
textBoxText.Text = string.Empty;
checkBoxItalic.Enabled = true;
pictureBoxCompareBitmap.Visible = true;
pictureBoxCompareBitmapDouble.Visible = true;
labelDoubleSize.Visible = true;
}
else if (_selectedCompareNode == null && _selectedCompareBinaryOcrBitmap == null)
{
buttonUpdate.Enabled = false;
buttonDelete.Enabled = false;
buttonAddBetterMatch.Enabled = true;
textBoxText.Enabled = true;
textBoxText.Text = string.Empty;
checkBoxItalic.Enabled = false;
pictureBoxCompareBitmap.Visible = false;
pictureBoxCompareBitmapDouble.Visible = false;
labelDoubleSize.Visible = false;
if (img == null)
{
buttonAddBetterMatch.Enabled = false;
}
}
else
{
buttonUpdate.Enabled = true;
buttonDelete.Enabled = true;
if (_selectedCompareNode != null)
{
buttonAddBetterMatch.Enabled = true;
}
textBoxText.Enabled = true;
checkBoxItalic.Enabled = true;
pictureBoxCompareBitmap.Visible = true;
pictureBoxCompareBitmapDouble.Visible = true;
labelDoubleSize.Visible = true;
}
}