protected virtual void CodeImageSize(JB2Image ignored)
{
_lastLeft = 1 + ImageColumns;
_lastRowBottom = ImageRows;
_lastRowLeft = _lastRight = 0;
FillShortList(_lastRowBottom);
GotStartRecordP = true;
}
public void Code(JB2Image jim)
{
int rectype = StartOfData;
do
{
rectype = CodeRecordB(rectype, jim, null, null);
} while (rectype != EndOfData);
if (!_GotStartRecordP)
{
throw new DjvuFormatException("Image has no start record");
}
}
protected override void CodeImageSize(JB2Image jim)
{
_ImageColumns = CodeNum(0, Bigpositive, _ImageSizeDist);
_ImageRows = CodeNum(0, Bigpositive, _ImageSizeDist);
if ((_ImageColumns == 0) || (_ImageRows == 0))
{
throw new DjvuFormatException("Image with zero size");
}
jim.Width = _ImageColumns;
jim.Height = _ImageRows;
base.CodeImageSize(jim);
}
public virtual void Code(JB2Image jim)
{
int rectype = StartOfData;
do
{
//Console.WriteLine("Jb2D c(i) rectype in: " + rectype);
rectype = CodeRecordB(rectype, jim, null, null);
//Console.WriteLine("Jb2D c(i) rectype out: " + rectype);
} while (rectype != EndOfData);
if (!GotStartRecordP)
{
throw new SystemException("Image no start");
}
}
public virtual void Code(JB2Image jim)
{
int rectype = StartOfData;
do
{
//Console.WriteLine("Jb2D c(i) rectype in: " + rectype);
rectype = CodeRecordB(rectype, jim, null, null);
//Console.WriteLine("Jb2D c(i) rectype out: " + rectype);
} while (rectype != EndOfData);
if (!GotStartRecordP)
{
throw new SystemException("Image no start");
}
}
protected override void CodeImageSize(JB2Image jim)
{
//Console.WriteLine("Jb2D cis(im) image_size_dist: " + image_size_dist.Value);
ImageColumns = CodeNum(0, Bigpositive, ImageSizeDist);
ImageRows = CodeNum(0, Bigpositive, ImageSizeDist);
//Console.WriteLine("Jb2D cis(im) image_columns: " + image_columns);
//Console.WriteLine("Jb2D cis(im) image_rows: " + image_rows);
//Console.WriteLine("Jb2D cis(im) image_size_dist: " + image_size_dist.Value);
if ((ImageColumns == 0) || (ImageRows == 0))
{
throw new SystemException("Image zero size");
}
jim.Width = ImageColumns;
jim.Height = ImageRows;
base.CodeImageSize(jim);
}
protected virtual int CodeRecordB(int rectype, JB2Image jim, JB2Shape xjshp, JB2Blit xjblt)
{
Bitmap bm = null;
int shapeno = -1;
JB2Shape jshp = xjshp;
JB2Blit jblt = xjblt;
rectype = CodeRecordType(rectype);
switch (rectype)
{
case NewMark:
case NewMarkImageOnly:
case MatchedRefine:
case MatchedRefineImageOnly:
case NonMarkData:
{
if (jblt == null)
{
jblt = new JB2Blit();
}
// fall through
}
goto case NewMarkLibraryOnly;
case NewMarkLibraryOnly:
case MatchedRefineLibraryOnly:
{
if (!_encoding)
{
jshp = new JB2Shape().Init((rectype == NonMarkData) ? (-2) : (-1));
}
else if (jshp == null)
{
jshp = new JB2Shape();
}
bm = jshp.Bitmap;
break;
}
case MatchedCopy:
{
if (jblt == null)
{
jblt = new JB2Blit();
}
break;
}
}
bool needAddLibrary = false;
bool needAddBlit = false;
switch (rectype)
{
case StartOfData:
{
CodeImageSize(jim);
CodeEventualLosslessRefinement();
if (!_encoding)
{
InitLibrary(jim);
}
break;
}
case NewMark:
{
needAddBlit = needAddLibrary = true;
CodeAbsoluteMarkSize(bm, 4);
CodeBitmapDirectly(bm);
CodeRelativeLocation(jblt, bm.ImageHeight, bm.ImageWidth);
break;
}
case NewMarkLibraryOnly:
{
needAddLibrary = true;
CodeAbsoluteMarkSize(bm, 4);
CodeBitmapDirectly(bm);
break;
}
case NewMarkImageOnly:
{
needAddBlit = true;
CodeAbsoluteMarkSize(bm, 3);
CodeBitmapDirectly(bm);
CodeRelativeLocation(jblt, bm.ImageHeight, bm.ImageWidth);
break;
}
case MatchedRefine:
{
needAddBlit = true;
needAddLibrary = true;
int match = CodeMatchIndex(jshp.Parent, jim);
if (!_encoding)
{
jshp.Parent = Convert.ToInt32((Lib2Shape[match]));
}
Bitmap cbm = jim.GetShape(jshp.Parent).Bitmap;
Rectangle lmatch = (Rectangle)_libinfo[match];
CodeRelativeMarkSize(bm, (1 + lmatch.Left) - lmatch.Right, (1 + lmatch.Top) - lmatch.Bottom, 4);
// verbose("2.d time="+System.currentTimeMillis()+",rectype="+rectype);
CodeBitmapByCrossCoding(bm, cbm, match);
// verbose("2.e time="+System.currentTimeMillis()+",rectype="+rectype);
CodeRelativeLocation(jblt, bm.ImageHeight, bm.ImageWidth);
break;
}
case MatchedRefineLibraryOnly:
{
needAddLibrary = true;
int match = CodeMatchIndex(jshp.Parent, jim);
if (!_encoding)
{
jshp.Parent = Convert.ToInt32((Lib2Shape[match]));
}
Bitmap cbm = jim.GetShape(jshp.Parent).Bitmap;
Rectangle lmatch = (Rectangle)_libinfo[match];
CodeRelativeMarkSize(bm, (1 + lmatch.Left) - lmatch.Right, (1 + lmatch.Top) - lmatch.Bottom, 4);
break;
}
case MatchedRefineImageOnly:
{
needAddBlit = true;
int match = CodeMatchIndex(jshp.Parent, jim);
if (!_encoding)
{
jshp.Parent = Convert.ToInt32((Lib2Shape[match]));
}
Bitmap cbm = jim.GetShape(jshp.Parent).Bitmap;
Rectangle lmatch = (Rectangle)_libinfo[match];
CodeRelativeMarkSize(bm, (1 + lmatch.Left) - lmatch.Right, (1 + lmatch.Top) - lmatch.Bottom, 4);
CodeBitmapByCrossCoding(bm, cbm, match);
CodeRelativeLocation(jblt, bm.ImageHeight, bm.ImageWidth);
break;
}
case MatchedCopy:
{
int match = CodeMatchIndex(jblt.ShapeNumber, jim);
if (!_encoding)
{
jblt.ShapeNumber = Convert.ToInt32((Lib2Shape[match]));
}
bm = jim.GetShape(jblt.ShapeNumber).Bitmap;
Rectangle lmatch = (Rectangle)_libinfo[match];
jblt.Left += lmatch.Right;
jblt.Bottom += lmatch.Bottom;
CodeRelativeLocation(jblt, (1 + lmatch.Top) - lmatch.Bottom,
(1 + lmatch.Left) - lmatch.Right);
jblt.Left -= lmatch.Right;
jblt.Bottom -= lmatch.Bottom;
break;
}
case NonMarkData:
{
needAddBlit = true;
CodeAbsoluteMarkSize(bm, 3);
CodeBitmapDirectly(bm);
CodeAbsoluteLocation(jblt, bm.ImageHeight, bm.ImageWidth);
break;
}
case PreservedComment:
{
jim.Comment = CodeComment(jim.Comment);
break;
}
case RequiredDictOrReset:
{
if (!GotStartRecordP)
{
CodeInheritedShapeCount(jim);
}
else
{
ResetNumcoder();
}
break;
}
case EndOfData:
break;
default:
throw new ArgumentException("Image unknown type");
}
if (!_encoding)
{
switch (rectype)
{
case NewMark:
case NewMarkLibraryOnly:
case MatchedRefine:
case MatchedRefineLibraryOnly:
case NewMarkImageOnly:
case MatchedRefineImageOnly:
case NonMarkData:
{
if (xjshp != null)
{
jshp = jshp.Duplicate();
}
shapeno = jim.AddShape(jshp);
Shape2Lib(shapeno, MinusOneObject);
if (needAddLibrary)
{
AddLibrary(shapeno, jshp);
}
if (needAddBlit)
{
jblt.ShapeNumber = shapeno;
if (xjblt != null)
{
jblt = (JB2Blit)xjblt.Duplicate();
}
jim.AddBlit(jblt);
}
break;
}
case MatchedCopy:
{
if (xjblt != null)
{
jblt = (JB2Blit)xjblt.Duplicate();
}
jim.AddBlit(jblt);
break;
}
}
}
return(rectype);
}
protected virtual int CodeRecordB(int rectype, JB2Image jim, JB2Shape xjshp, JB2Blit xjblt)
{
Bitmap bm = null;
int shapeno = -1;
JB2Shape jshp = xjshp;
JB2Blit jblt = xjblt;
rectype = CodeRecordType(rectype);
switch (rectype)
{
case NewMark:
case NewMarkImageOnly:
case MatchedRefine:
case MatchedRefineImageOnly:
case NonMarkData:
{
if (jblt == null)
{
jblt = new JB2Blit();
}
// fall through
}
goto case NewMarkLibraryOnly;
case NewMarkLibraryOnly:
case MatchedRefineLibraryOnly:
{
if (!_encoding)
{
jshp = new JB2Shape().Init((rectype == NonMarkData) ? (-2) : (-1));
}
else if (jshp == null)
{
jshp = new JB2Shape();
}
bm = jshp.Bitmap;
break;
}
case MatchedCopy:
{
if (jblt == null)
{
jblt = new JB2Blit();
}
break;
}
}
bool needAddLibrary = false;
bool needAddBlit = false;
switch (rectype)
{
case StartOfData:
{
CodeImageSize(jim);
CodeEventualLosslessRefinement();
if (!_encoding)
{
InitLibrary(jim);
}
break;
}
case NewMark:
{
needAddBlit = needAddLibrary = true;
CodeAbsoluteMarkSize(bm, 4);
CodeBitmapDirectly(bm);
CodeRelativeLocation(jblt, bm.ImageHeight, bm.ImageWidth);
break;
}
case NewMarkLibraryOnly:
{
needAddLibrary = true;
CodeAbsoluteMarkSize(bm, 4);
CodeBitmapDirectly(bm);
break;
}
case NewMarkImageOnly:
{
needAddBlit = true;
CodeAbsoluteMarkSize(bm, 3);
CodeBitmapDirectly(bm);
CodeRelativeLocation(jblt, bm.ImageHeight, bm.ImageWidth);
break;
}
case MatchedRefine:
{
needAddBlit = true;
needAddLibrary = true;
int match = CodeMatchIndex(jshp.Parent, jim);
if (!_encoding)
{
jshp.Parent = Convert.ToInt32((Lib2Shape[match]));
}
Bitmap cbm = jim.GetShape(jshp.Parent).Bitmap;
Rectangle lmatch = (Rectangle)_libinfo[match];
CodeRelativeMarkSize(bm, (1 + lmatch.Left) - lmatch.Right, (1 + lmatch.Top) - lmatch.Bottom, 4);
// verbose("2.d time="+System.currentTimeMillis()+",rectype="+rectype);
CodeBitmapByCrossCoding(bm, cbm, match);
// verbose("2.e time="+System.currentTimeMillis()+",rectype="+rectype);
CodeRelativeLocation(jblt, bm.ImageHeight, bm.ImageWidth);
break;
}
case MatchedRefineLibraryOnly:
{
needAddLibrary = true;
int match = CodeMatchIndex(jshp.Parent, jim);
if (!_encoding)
{
jshp.Parent = Convert.ToInt32((Lib2Shape[match]));
}
Bitmap cbm = jim.GetShape(jshp.Parent).Bitmap;
Rectangle lmatch = (Rectangle)_libinfo[match];
CodeRelativeMarkSize(bm, (1 + lmatch.Left) - lmatch.Right, (1 + lmatch.Top) - lmatch.Bottom, 4);
break;
}
case MatchedRefineImageOnly:
{
needAddBlit = true;
int match = CodeMatchIndex(jshp.Parent, jim);
if (!_encoding)
{
jshp.Parent = Convert.ToInt32((Lib2Shape[match]));
}
Bitmap cbm = jim.GetShape(jshp.Parent).Bitmap;
Rectangle lmatch = (Rectangle)_libinfo[match];
CodeRelativeMarkSize(bm, (1 + lmatch.Left) - lmatch.Right, (1 + lmatch.Top) - lmatch.Bottom, 4);
CodeBitmapByCrossCoding(bm, cbm, match);
CodeRelativeLocation(jblt, bm.ImageHeight, bm.ImageWidth);
break;
}
case MatchedCopy:
{
int match = CodeMatchIndex(jblt.ShapeNumber, jim);
if (!_encoding)
{
jblt.ShapeNumber = Convert.ToInt32((Lib2Shape[match]));
}
bm = jim.GetShape(jblt.ShapeNumber).Bitmap;
Rectangle lmatch = (Rectangle)_libinfo[match];
jblt.Left += lmatch.Right;
jblt.Bottom += lmatch.Bottom;
CodeRelativeLocation(jblt, (1 + lmatch.Top) - lmatch.Bottom,
(1 + lmatch.Left) - lmatch.Right);
jblt.Left -= lmatch.Right;
jblt.Bottom -= lmatch.Bottom;
break;
}
case NonMarkData:
{
needAddBlit = true;
CodeAbsoluteMarkSize(bm, 3);
CodeBitmapDirectly(bm);
CodeAbsoluteLocation(jblt, bm.ImageHeight, bm.ImageWidth);
break;
}
case PreservedComment:
{
jim.Comment = CodeComment(jim.Comment);
break;
}
case RequiredDictOrReset:
{
if (!GotStartRecordP)
{
CodeInheritedShapeCount(jim);
}
else
{
ResetNumcoder();
}
break;
}
case EndOfData:
break;
default:
throw new ArgumentException("Image unknown type");
}
if (!_encoding)
{
switch (rectype)
{
case NewMark:
case NewMarkLibraryOnly:
case MatchedRefine:
case MatchedRefineLibraryOnly:
case NewMarkImageOnly:
case MatchedRefineImageOnly:
case NonMarkData:
{
if (xjshp != null)
{
jshp = jshp.Duplicate();
}
shapeno = jim.AddShape(jshp);
Shape2Lib(shapeno, MinusOneObject);
if (needAddLibrary)
{
AddLibrary(shapeno, jshp);
}
if (needAddBlit)
{
jblt.ShapeNumber = shapeno;
if (xjblt != null)
{
jblt = (JB2Blit)xjblt.Duplicate();
}
jim.AddBlit(jblt);
}
break;
}
case MatchedCopy:
{
if (xjblt != null)
{
jblt = (JB2Blit)xjblt.Duplicate();
}
jim.AddBlit(jblt);
break;
}
}
}
return rectype;
}
protected virtual void CodeImageSize(JB2Image ignored)
{
_lastLeft = 1 + ImageColumns;
_lastRowBottom = ImageRows;
_lastRowLeft = _lastRight = 0;
FillShortList(_lastRowBottom);
GotStartRecordP = true;
}
protected override void CodeImageSize(JB2Image jim)
{
//Console.WriteLine("Jb2D cis(im) image_size_dist: " + image_size_dist.Value);
ImageColumns = CodeNum(0, Bigpositive, ImageSizeDist);
ImageRows = CodeNum(0, Bigpositive, ImageSizeDist);
//Console.WriteLine("Jb2D cis(im) image_columns: " + image_columns);
//Console.WriteLine("Jb2D cis(im) image_rows: " + image_rows);
//Console.WriteLine("Jb2D cis(im) image_size_dist: " + image_size_dist.Value);
if ((ImageColumns == 0) || (ImageRows == 0))
{
throw new SystemException("Image zero size");
}
jim.Width = ImageColumns;
jim.Height = ImageRows;
base.CodeImageSize(jim);
}
/// <summary>
/// Reads the image which is used to remove the watermark
/// </summary>
/// <returns></returns>
private JB2Image ReadCompressedWatermarkImage()
{
using (DjvuReader reader = Reader.CloneReader(_dataLocation, Length))
{
JB2Image image = new JB2Image();
image.Decode(reader);
return image;
}
}
private JB2Image ReadCompressedImage()
{
using (DjvuReader reader = Reader.CloneReader(_dataLocation, Length))
{
JB2Image image = new JB2Image();
JB2.JB2Dictionary includedDictionary = null;
if (Parent is FormChunk)
{
InclChunk[] includes = ((FormChunk)Parent).IncludedItems;
if (includes != null && includes.Count() > 0)
{
string includeID = includes.FirstOrDefault().IncludeID;
var includeItem = Document.GetChunkByID<DjbzChunk>(includeID);
if (includeItem != null)
{
includedDictionary = includeItem.ShapeDictionary;
}
}
}
image.Decode(reader, includedDictionary);
return image;
}
}
