mirror of
https://github.com/SubtitleEdit/subtitleedit.git
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Can now compile VobSubWriter.cs again
git-svn-id: https://subtitleedit.googlecode.com/svn/trunk@938 99eadd0c-20b8-1223-b5c4-2a2b2df33de2
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niksedk
parent
5a6e4f6d05
commit
ebb2223c05
@ -86,16 +86,78 @@ namespace Nikse.SubtitleEdit.Logic.VobSub
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_subFile = new FileStream(subFileName, FileMode.Create);
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}
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public void WriteEndianWord(int i)
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//public void WriteEndianWord(int i)
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//{
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// _subFile.WriteByte((byte)(i / 256));
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// _subFile.WriteByte((byte)(i % 256));
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//}
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public void WriteEndianWord(int i, Stream stream)
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{
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_subFile.WriteByte((byte)(i / 256));
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_subFile.WriteByte((byte)(i % 256));
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stream.WriteByte((byte)(i / 256));
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stream.WriteByte((byte)(i % 256));
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}
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private byte[] GetImageBuffer()
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private byte[] GetSubImageBuffer(RunLengthTwoParts twoPartBuffer, NikseBitmap nbmp, Paragraph p)
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{
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var buffer = new byte[];
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return buffer;
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MemoryStream ms = new MemoryStream();
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// sup picture datasize
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WriteEndianWord(twoPartBuffer.Length + 42, ms);
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// first display control sequence table address
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int startDisplayControlSequenceTableAddress = twoPartBuffer.Length + 4;
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WriteEndianWord(startDisplayControlSequenceTableAddress, ms);
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//if (twoPartBuffer.Length < 0x800 - (_subFile.Position - start))
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{
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// Write image
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int imageTopFieldDataAddress = (int)(4);
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ms.Write(twoPartBuffer.Buffer1, 0, twoPartBuffer.Buffer1.Length);
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int imageBottomFieldDataAddress = 4 + twoPartBuffer.Buffer1.Length;
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ms.Write(twoPartBuffer.Buffer2, 0, twoPartBuffer.Buffer2.Length);
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// Write zero delay
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ms.WriteByte(0);
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ms.WriteByte(0);
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// next display control sequence table address (use current is last)
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WriteEndianWord(startDisplayControlSequenceTableAddress + 24, ms); // start of display control sequence table address
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// Control command 1 = ForcedStartDisplay
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ms.WriteByte(1);
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// Control command 3 = SetColor
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WriteColors(ms); // 3 bytes
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// Control command 4 = SetContrast
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WriteContrast(ms); // 3 bytes
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// Control command 5 = SetDisplayArea
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WriteDisplayArea(ms, nbmp); // 7 bytes
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// Control command 6 = SetPixelDataAddress
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WritePixelDataAddress(ms, imageTopFieldDataAddress, imageBottomFieldDataAddress); // 5 bytes
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// Control command exit
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ms.WriteByte(255); // 1 bytes
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// Control Sequence Table
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// Write delay - subtitle duration
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WriteEndianWord((int)((Convert.ToInt32(p.Duration.TotalMilliseconds * 90.0 - 1023) >> 10)), ms);
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// next display control sequence table address (use current is last)
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WriteEndianWord(startDisplayControlSequenceTableAddress + 24, ms); // start of display control sequence table address
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// Control command 2 = StopDisplay
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ms.WriteByte(2);
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}
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//else
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//{
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// System.Windows.Forms.MessageBox.Show("Too long for payload!!!");
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//}
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return ms.ToArray();
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}
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public void WriteParagraph(Paragraph p, Bitmap bmp)
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@ -129,75 +191,23 @@ namespace Nikse.SubtitleEdit.Logic.VobSub
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_subFile.WriteByte((byte)_languageStreamId); //sub-stream number, 32=english
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// sup picture datasize
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WriteEndianWord(twoPartBuffer.Length + 42);
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var imageBuffer = GetSubImageBuffer(twoPartBuffer, nbmp, p);
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_subFile.Write(imageBuffer, 0, imageBuffer.Length);
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// first display control sequence table address
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int startDisplayControlSequenceTableAddress = twoPartBuffer.Length + 4;
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WriteEndianWord(startDisplayControlSequenceTableAddress);
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if (twoPartBuffer.Length < 0x800 - (_subFile.Position - start))
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{
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// Write image
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int imageTopFieldDataAddress = (int) (4);
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_subFile.Write(twoPartBuffer.Buffer1, 0, twoPartBuffer.Buffer1.Length);
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int imageBottomFieldDataAddress = 4 + twoPartBuffer.Buffer1.Length;
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_subFile.Write(twoPartBuffer.Buffer2, 0, twoPartBuffer.Buffer2.Length);
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// Write zero delay
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_subFile.WriteByte(0);
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_subFile.WriteByte(0);
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// next display control sequence table address (use current is last)
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WriteEndianWord(startDisplayControlSequenceTableAddress+24); // start of display control sequence table address
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// Control command 1 = ForcedStartDisplay
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_subFile.WriteByte(1);
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// Control command 3 = SetColor
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WriteColors(_subFile); // 3 bytes
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// Control command 4 = SetContrast
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WriteContrast(_subFile); // 3 bytes
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// Control command 5 = SetDisplayArea
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WriteDisplayArea(_subFile, nbmp); // 7 bytes
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// Control command 6 = SetPixelDataAddress
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WritePixelDataAddress(_subFile, imageTopFieldDataAddress, imageBottomFieldDataAddress); // 5 bytes
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// Control command exit
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_subFile.WriteByte(255); // 1 bytes
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// Control Sequence Table
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// Write delay - subtitle duration
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WriteEndianWord((int)((Convert.ToInt32(p.Duration.TotalMilliseconds * 90.0 - 1023) >> 10))); //
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// next display control sequence table address (use current is last)
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WriteEndianWord(startDisplayControlSequenceTableAddress+24); // start of display control sequence table address
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// Control command 2 = StopDisplay
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_subFile.WriteByte(2);
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}
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//else
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//{
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// System.Windows.Forms.MessageBox.Show("Too long for payload!!!");
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//}
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for (long i = _subFile.Position - start; i < 0x800; i++) // 2048 packet size - pad with 0xff
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while (_subFile.Position % 0x800 != 0) // 2048 packet size - pad with 0xff
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_subFile.WriteByte(0xff);
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}
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private void WritePixelDataAddress(FileStream _subFile, int imageTopFieldDataAddress, int imageBottomFieldDataAddress)
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private void WritePixelDataAddress(Stream stream, int imageTopFieldDataAddress, int imageBottomFieldDataAddress)
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{
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_subFile.WriteByte(6);
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WriteEndianWord(imageTopFieldDataAddress);
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WriteEndianWord(imageBottomFieldDataAddress);
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stream.WriteByte(6);
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WriteEndianWord(imageTopFieldDataAddress, stream);
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WriteEndianWord(imageBottomFieldDataAddress, stream);
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}
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private void WriteDisplayArea(FileStream _subFile, NikseBitmap nbmp)
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private void WriteDisplayArea(Stream stream, NikseBitmap nbmp)
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{
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_subFile.WriteByte(5);
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stream.WriteByte(5);
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// Write 6 bytes of area - starting X, ending X, starting Y, ending Y, each 12 bits
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ushort startX = (ushort) ((_screenWidth - nbmp.Width) / 2);
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@ -205,26 +215,26 @@ namespace Nikse.SubtitleEdit.Logic.VobSub
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ushort startY = (ushort)(_screenHeight - nbmp.Height - _bottomMargin);
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ushort endY = (ushort)(startY + nbmp.Height-1);
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WriteEndianWord((ushort)(startX << 4 | endX >> 8)); // 16 - 12 start x + 4 end x
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WriteEndianWord((ushort)(endX << 8 | startY >> 4)); // 16 - 8 endx + 8 starty
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WriteEndianWord((ushort)(startY << 12 | endY)); // 16 - 4 start y + 12 end y
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WriteEndianWord((ushort)(startX << 4 | endX >> 8), stream); // 16 - 12 start x + 4 end x
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WriteEndianWord((ushort)(endX << 8 | startY >> 4), stream); // 16 - 8 endx + 8 starty
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WriteEndianWord((ushort)(startY << 12 | endY), stream); // 16 - 4 start y + 12 end y
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}
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/// <summary>
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/// Directly provides the four contrast (alpha blend) values to associate with the four pixel values. One nibble per pixel value for a total of 2 bytes. 0x0 = transparent, 0xF = opaque
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/// </summary>
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/// <param name="_subFile"></param>
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private void WriteContrast(FileStream _subFile)
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private void WriteContrast(Stream stream)
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{
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_subFile.WriteByte(4);
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_subFile.WriteByte((byte)((_emphasis2.A << 4) | _emphasis1.A)); // emphasis2 + emphasis1
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_subFile.WriteByte((byte)((_pattern.A << 4) | _background.A)); // pattern + background
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stream.WriteByte(4);
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stream.WriteByte((byte)((_emphasis2.A << 4) | _emphasis1.A)); // emphasis2 + emphasis1
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stream.WriteByte((byte)((_pattern.A << 4) | _background.A)); // pattern + background
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}
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/// <summary>
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/// provides four indices into the CLUT for the current PGC to associate with the four pixel values. One nibble per pixel value for a total of 2 bytes.
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/// </summary>
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private void WriteColors(FileStream _subFile)
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private void WriteColors(Stream stream)
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{
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// Index to palette
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byte emphasis2 = 3;
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@ -232,9 +242,9 @@ namespace Nikse.SubtitleEdit.Logic.VobSub
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byte pattern = 1;
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byte background = 0;
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_subFile.WriteByte(3);
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_subFile.WriteByte((byte)((emphasis2 << 4) | emphasis1)); // emphasis2 + emphasis1
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_subFile.WriteByte((byte)((pattern << 4) | background)); // pattern + background
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stream.WriteByte(3);
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stream.WriteByte((byte)((emphasis2 << 4) | emphasis1)); // emphasis2 + emphasis1
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stream.WriteByte((byte)((pattern << 4) | background)); // pattern + background
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}
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/// <summary>
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