public DialogPresentationSegment(byte[] buffer)
{
StartPts = buffer[13];
StartPts += (ulong)buffer[12] << 8;
StartPts += (ulong)buffer[11] << 16;
StartPts += (ulong)buffer[10] << 24;
StartPts += (ulong)(buffer[9] & Helper.B00000001) << 32;
EndPts = buffer[18];
EndPts += (ulong)buffer[17] << 8;
EndPts += (ulong)buffer[16] << 16;
EndPts += (ulong)buffer[15] << 24;
EndPts += (ulong)(buffer[14] & Helper.B00000001) << 32;
PaletteUpdate = (buffer[19] & Helper.B10000000) > 0;
int idx = 20;
PaletteUpdates = new List<Palette>();
if (PaletteUpdate)
{
int numberOfPaletteEntries = buffer[21] + (buffer[20] << 8);
for (int i = 0; i < numberOfPaletteEntries; i++)
{
PaletteUpdates.Add(new Palette
{
PaletteEntryId = buffer[idx++],
Y = buffer[idx++],
Cr = buffer[idx++],
Cb = buffer[idx++],
T = buffer[idx++]
});
}
}
int numberOfRegions = buffer[idx++];
Regions = new List<SubtitleRegion>(numberOfRegions);
for (int i = 0; i < numberOfRegions; i++)
{
var region = new SubtitleRegion { ContinuousPresentation = (buffer[idx] & Helper.B10000000) > 0, Forced = (buffer[idx] & Helper.B01000000) > 0 };
idx++;
region.RegionStyleId = buffer[idx++];
int regionSubtitleLength = buffer[idx + 1] + (buffer[idx] << 8);
idx += 2;
int processedLength = 0;
region.Texts = new List<string>();
region.Content = new List<SubtitleRegionContent>();
string endStyle = string.Empty;
while (processedLength < regionSubtitleLength)
{
byte escapeCode = buffer[idx++];
byte dataType = buffer[idx++];
byte dataLength = buffer[idx++];
processedLength += 3;
if (dataType == 0x01) // Text
{
string text = Encoding.UTF8.GetString(buffer, idx, dataLength);
region.Texts.Add(text);
region.Content.Add(new SubtitleRegionContentText
{
EscapeCode = escapeCode,
DataType = dataType,
DataLength = dataLength,
Text = text
});
}
else if (dataType == 0x02) // Change a font set
{
region.Content.Add(new SubtitleRegionContentChangeFontSet
{
EscapeCode = escapeCode,
DataType = dataType,
DataLength = dataLength,
FontId = buffer[idx]
});
}
else if (dataType == 0x03) // Change a font style
{
var fontStyle = buffer[idx];
var fontOutlinePaletteId = buffer[idx + 1];
var fontOutlineThickness = buffer[idx + 2];
switch (fontStyle)
{
case 1: region.Texts.Add("<b>");
endStyle = "</b>";
break;
case 2: region.Texts.Add("<i>");
endStyle = "</i>";
break;
case 3: region.Texts.Add("<b><i>");
endStyle = "</i></b>";
break;
case 5: region.Texts.Add("<b>");
endStyle = "</b>";
break;
case 6: region.Texts.Add("<i>");
endStyle = "</i>";
break;
case 7: region.Texts.Add("<b><i>");
endStyle = "</i></b>";
break;
}
region.Content.Add(new SubtitleRegionContentChangeFontStyle
{
EscapeCode = escapeCode,
DataType = dataType,
DataLength = dataLength,
FontStyle = fontStyle,
FontOutlinePaletteId = fontOutlinePaletteId,
FontOutlineThickness = fontOutlineThickness
});
}
else if (dataType == 0x04) // Change a font size
{
region.Content.Add(new SubtitleRegionContentChangeFontSize
{
EscapeCode = escapeCode,
DataType = dataType,
DataLength = dataLength,
FontSize = buffer[idx]
});
}
else if (dataType == 0x05) // Change a font color
{
region.Content.Add(new SubtitleRegionContentChangeFontColor
{
EscapeCode = escapeCode,
DataType = dataType,
DataLength = dataLength,
FontPaletteId = buffer[idx]
});
}
else if (dataType == 0x0A) // Line break
{
region.Texts.Add(Environment.NewLine);
region.Content.Add(new SubtitleRegionContentLineBreak
{
EscapeCode = escapeCode,
DataType = dataType,
DataLength = dataLength,
});
}
else if (dataType == 0x0B) // End of inline style
{
if (!string.IsNullOrEmpty(endStyle))
{
region.Texts.Add(endStyle);
endStyle = string.Empty;
}
region.Content.Add(new SubtitleRegionContentEndOfInlineStyle
{
EscapeCode = escapeCode,
DataType = dataType,
DataLength = dataLength,
});
}
processedLength += dataLength;
idx += dataLength;
}
if (!string.IsNullOrEmpty(endStyle))
{
region.Texts.Add(endStyle);
}
Regions.Add(region);
}
}
private static byte[] MakeSubtitleRegionContent(SubtitleRegion subtitleRegion)
{
using (var ms = new MemoryStream())
{
foreach (var content in subtitleRegion.Content)
{
ms.WriteByte((byte)content.EscapeCode); // escape code (0x1b / 27)
ms.WriteByte((byte)content.DataType);
ms.WriteByte((byte)content.DataLength);
content.WriteExtraToStream(ms);
}
return ms.ToArray();
}
}
public DialogPresentationSegment(byte[] buffer)
{
StartPts = buffer[13];
StartPts += (ulong)buffer[12] << 8;
StartPts += (ulong)buffer[11] << 16;
StartPts += (ulong)buffer[10] << 24;
StartPts += (ulong)(buffer[9] & Helper.B00000001) << 32;
EndPts = buffer[18];
EndPts += (ulong)buffer[17] << 8;
EndPts += (ulong)buffer[16] << 16;
EndPts += (ulong)buffer[15] << 24;
EndPts += (ulong)(buffer[14] & Helper.B00000001) << 32;
PaletteUpdate = (buffer[19] & Helper.B10000000) > 0;
int idx = 20;
if (PaletteUpdate)
{
NumberOfPaletteEntries = buffer[21] + (buffer[20] << 8);
idx += NumberOfPaletteEntries * 5;
}
int numberOfRegions = buffer[idx++];
Regions = new List<SubtitleRegion>(numberOfRegions);
for (int i = 0; i < numberOfRegions; i++)
{
var region = new SubtitleRegion { ContinuousPresentation = (buffer[idx] & Helper.B10000000) > 0, Forced = (buffer[idx] & Helper.B01000000) > 0 };
idx++;
region.RegionStyleId = buffer[idx++];
int regionSubtitleLength = buffer[idx + 1] + (buffer[idx] << 8);
idx += 2;
int processedLength = 0;
region.Texts = new List<string>();
string endStyle = string.Empty;
while (processedLength < regionSubtitleLength)
{
byte escapeCode = buffer[idx++];
byte dataType = buffer[idx++];
byte dataLength = buffer[idx++];
processedLength += 3;
if (dataType == 0x01) // Text
{
string text = Encoding.UTF8.GetString(buffer, idx, dataLength);
region.Texts.Add(text);
}
else if (dataType == 0x02) // Change a font set
{
System.Diagnostics.Debug.WriteLine("font set");
}
else if (dataType == 0x03) // Change a font style
{
System.Diagnostics.Debug.WriteLine("font style");
var fontStyle = buffer[idx];
switch (fontStyle)
{
case 1: region.Texts.Add("<b>");
endStyle = "</b>";
break;
case 2: region.Texts.Add("<i>");
endStyle = "</i>";
break;
case 3: region.Texts.Add("<b><i>");
endStyle = "</i></b>";
break;
case 5: region.Texts.Add("<b>");
endStyle = "</b>";
break;
case 6: region.Texts.Add("<i>");
endStyle = "</i>";
break;
case 7: region.Texts.Add("<b><i>");
endStyle = "</i></b>";
break;
}
}
else if (dataType == 0x04) // Change a font size
{
System.Diagnostics.Debug.WriteLine("font size");
}
else if (dataType == 0x05) // Change a font color
{
System.Diagnostics.Debug.WriteLine("font color");
}
else if (dataType == 0x0A) // Line break
{
region.Texts.Add(Environment.NewLine);
}
else if (dataType == 0x0B) // End of inline style
{
System.Diagnostics.Debug.WriteLine("End inline style");
if (!string.IsNullOrEmpty(endStyle))
{
region.Texts.Add(endStyle);
endStyle = string.Empty;
}
}
processedLength += dataLength;
idx += dataLength;
}
if (!string.IsNullOrEmpty(endStyle))
{
region.Texts.Add(endStyle);
}
Regions.Add(region);
}
}
