protected void prepareWriteStack(StkInfoCollection allInfo, int width, int height, ImageDataType dataType, int planeNum, ushort photometricInterpretation)
{
if (allInfo == null)
{
return;
}
stkInfo = allInfo;
TiffWriter.getDataTypeInfo(dataType, out numberOfBits, out isFloatPoint);
isPrepared = false;
planeCounter = 0;
if (width <= 0 || height <= 0 || planeNum <= 0)
{
throw new WriteFileException("Invalid image parameters");
}
this.width = width;
this.height = height;
this.planeNum = planeNum;
System.IO.Stream stream = writer.BaseStream;
prepareWriteFile();
allInfo.forceAdd(new TiffInfo(TiffInfoCollection.PhotometricInterpretation, "", photometricInterpretation));
allInfo.add(new TiffInfo(TiffInfoCollection.XResolution, "", (uint)1, (uint)1));
allInfo.add(new TiffInfo(TiffInfoCollection.YResolution, "", (uint)1, (uint)1));
allInfo.add(new TiffInfo(TiffInfoCollection.ResolutionUnit, "", (ushort)1));
if (isFloatPoint)
{
allInfo.setSampleFormat(TiffInfoCollection.SampleFormatType.FloatPoint);
}
else
{
allInfo.setSampleFormat(TiffInfoCollection.SampleFormatType.UnsignedInteger);
}
if (photometricInterpretation <= 1 || photometricInterpretation == 3)
{
allInfo.forceAdd(new TiffInfo(TiffInfoCollection.BitsPerSample, "Bits per Sample", (ushort)numberOfBits));
byteCountsPerPlane = (uint)(width * height * numberOfBits / 8);
}
else if (photometricInterpretation == 2)
{
allInfo.forceAdd(new TiffInfo(TiffInfoCollection.BitsPerSample, "Bits per Sample", new ushort[] { (ushort)8, (ushort)8, (ushort)8 }));
allInfo.forceAdd(new TiffInfo(TiffInfoCollection.SamplesPerPixel, "Sample per Pixel", (ushort)3));
allInfo.forceAdd(new TiffInfo(TiffInfoCollection.PlanarConfiguration, "", (ushort)1));
byteCountsPerPlane = (uint)(width * height * 3);
}
else
{
throw new Exception("Only support grayscale, palette-color, or RGB images.");
}
stripOffset = (uint)stream.Position;
allInfo.forceAdd(new TiffInfo(TiffInfoCollection.ImageWidth, "width", (uint)width));
allInfo.forceAdd(new TiffInfo(TiffInfoCollection.ImageLength, "height", (uint)height));
allInfo.forceAdd(new TiffInfo(TiffInfoCollection.StripOffsets, "strip Offsets", stripOffset));
allInfo.forceAdd(new TiffInfo(TiffInfoCollection.StripByteCounts, "strip Byte Counts", byteCountsPerPlane));
allInfo.forceAdd(new TiffInfo(TiffInfoCollection.RowsPerStrip, "Rows per strip", (uint)height));
MyTiffCompression.setCompressionTag(allInfo, CompressMethod, CompressLevel);
MyTiffCompression.setHorizontalDifferencing(allInfo, HorizontalDifferencing);
int[] missing;
if (photometricInterpretation <= 1)
{
missing = allInfo.missingInfoGrayscale();
}
else if (photometricInterpretation == 2)
{
missing = allInfo.missingInfoRGB();
}
else
{
missing = allInfo.missingInfoPaletteColor();
}
if (missing.Length > 0)
{
String msg = "Missing tags: ";
for (int i = 0; i < missing.Length; i++)
{
msg += missing[i] + " ";
}
throw new WriteFileException(msg);
}
if (!allInfo.validUIC2tag())
{
throw new WriteFileException("Invalid UIC2 data");
}
isPrepared = true;
}
internal override void setFromInfoCollection(TiffInfoCollection info)
{
base.setFromInfoCollection(info);
StkInfoCollection allInfo = info as StkInfoCollection;
if (allInfo == null)
{
return;
}
List <TiffDirData> dirTemp = new List <TiffDirData>();
numPlane = allInfo.NumberOfPlanes;
uint[] uic2 = new uint[6 * numPlane];
if (allInfo.validUIC2tag())
{
for (int i = 0; i < Math.Min(numPlane, allInfo.ZDistance.Length); i++)
{
if (allInfo.ZDistance[i] != null)
{
Array content = allInfo.ZDistance[i].Data.getContent();
if (content == null || content.Length <= 0)
{
continue;
}
uint[] temp = (uint[])content;
uic2[6 * i] = temp[0];
uic2[6 * i + 1] = temp[1];
}
else
{
uic2[6 * i] = 0;
uic2[6 * i + 1] = 0;
}
}
for (int i = 0; i < Math.Min(numPlane, allInfo.CreationTime.Length); i++)
{
if (allInfo.CreationTime[i] != null)
{
Array content = allInfo.CreationTime[i].Data.getContent();
if (content == null || content.Length <= 0)
{
continue;
}
uint[] temp = (uint[])content;
uic2[6 * i + 2] = temp[0];
uic2[6 * i + 3] = temp[1];
}
else
{
uic2[6 * i + 2] = 0;
uic2[6 * i + 3] = 0;
}
}
for (int i = 0; i < Math.Min(numPlane, allInfo.ModifiedTime.Length); i++)
{
if (allInfo.ModifiedTime[i] != null)
{
Array content = allInfo.ModifiedTime[i].Data.getContent();
if (content == null || content.Length <= 0)
{
continue;
}
uint[] temp = (uint[])(content);
uic2[6 * i + 4] = temp[0];
uic2[6 * i + 5] = temp[1];
}
else
{
uic2[6 * i + 4] = 0;
uic2[6 * i + 5] = 0;
}
}
}
UIC2data = new TiffData(TiffData.TIFFdataType.Rational);
UIC2data.setContent(uic2);
TiffDirData ddTemp = new TiffDirData();
ddTemp.Tag = StkInfoCollection.UIC2Tag;
ddTemp.Data = new TiffData(TiffData.TIFFdataType.Rational, numPlane);
dirTemp.Add(ddTemp);
if (allInfo.validUIC3tag())
{
uint[] uic3 = new uint[2 * numPlane];
for (int i = 0; i < numPlane; i++)
{
if (allInfo.Wavelength[i] != null)
{
uint[] temp = (uint[])(allInfo.Wavelength[i].Data.getContent());
uic3[2 * i] = temp[0];
uic3[2 * i + 1] = temp[1];
}
else
{
uic3[2 * i] = 0;
uic3[2 * i + 1] = 0;
}
}
UIC3data = new TiffData(TiffData.TIFFdataType.Rational);
UIC3data.setContent(uic3);
ddTemp = new TiffDirData();
ddTemp.Tag = StkInfoCollection.UIC3Tag;
ddTemp.Data = new TiffData(TiffData.TIFFdataType.Rational, numPlane);
dirTemp.Add(ddTemp);
}
UIC4data = new SortedList <ushort, TiffData[]>();
if (allInfo.validUIC4tag())
{
ddTemp = new TiffDirData();
ddTemp.Tag = StkInfoCollection.UIC4Tag;
ddTemp.Data = new TiffData(TiffData.TIFFdataType.Byte, numPlane);
dirTemp.Add(ddTemp);
foreach (KeyValuePair <ushort, List <TiffInfo> > pair in allInfo.UIC4DataDeepCopy)
{
if (pair.Value.Count != numPlane)
{
continue;
}
TiffData[] temp = new TiffData[numPlane];
for (int j = 0; j < numPlane; j++)
{
temp[j] = (pair.Value)[j].Data;
}
UIC4data.Add(pair.Key, temp);
}
}
UIC1data = new SortedList <uint, TiffData[]>();
if (allInfo.validUIC1tag())
{
ddTemp = new TiffDirData();
ddTemp.Tag = StkInfoCollection.UIC1Tag;
SortedList <uint, List <TiffInfo> > uic1Copy = allInfo.UIC1DataDeepCopy;
ddTemp.Data = new TiffData(TiffData.TIFFdataType.Byte, uic1Copy.Count);
dirTemp.Add(ddTemp);
foreach (KeyValuePair <uint, List <TiffInfo> > pair in uic1Copy)
{
TiffData[] temp = new TiffData[pair.Value.Count];
for (int i = 0; i < pair.Value.Count; i++)
{
temp[i] = pair.Value[i].Data;
}
UIC1data.Add(pair.Key, temp);
}
}
TiffDirData[] newDir = new TiffDirData[dirArray.Length + dirTemp.Count];
for (int i = 0; i < dirArray.Length; i++)
{
newDir[i] = dirArray[i];
}
for (int i = dirArray.Length; i < newDir.Length; i++)
{
newDir[i] = dirTemp[i - dirArray.Length];
}
dirArray = newDir;
Array.Sort(dirArray);
}
