public CMYKbbImage()
{
cyan = new BarebonesImage();
magenta = new BarebonesImage();
yellow = new BarebonesImage();
black = new BarebonesImage();
}
/// <summary>
/// Takes two BBImages and merges them into a single BBImage.
/// </summary>
/// <param name="Left">The BBImage that will be to the left in the new BBImage.</param>
/// <param name="Right">The BBImage that will be to the right in the new BBImage.</param>
/// <returns>True upon completion</returns>
public bool Merge(BarebonesImage Left, BarebonesImage Right)
{
//Width of the merged image is the widths of both the input images.
Width = Left.Width + Right.Width;
//Padding for width is recalculated.
WidthWithPad = Width + CalculatePad(Width);
//Sets the height of the merged image to the tallest of the input images.
if (Left.Height > Right.Height)
{
Height = Left.Height;
}
else if (Left.Height < Right.Height)
{
Height = Right.Height;
}
else
{
Height = Left.Height;
}
// The image is offset vertically so it ends up in the middle.
int verticalOffset = (Height - Left.Height) / 2;
this.Insert(Left, verticalOffset, 0);
//Offset recalculated for the right image.
verticalOffset = (Height - Right.Height) / 2;
this.Insert(Right, verticalOffset, 0);
return(true);
}
/// <summary>
/// Inserts an BBImage into this BBImage.
/// </summary>
/// <param name="insertImage">The BBImage that will be inserted into this BBImage.</param>
/// <param name="x">The place where the image will be inserted.</param>
/// <param name="y">The place where the image will be inserted.</param>
/// <returns>True upon completion</returns>
public bool Insert(BarebonesImage insertImage, int x, int y)
{
/* Loop through all the pixles in the image to be inserted.
* Offset it vertically so it ends up in the right position*/
for (int i = 0; i < insertImage.Width; i++)
{
for (int j = 0; j < insertImage.Height; j++)
{
SetPixel(i + x, j + y, insertImage.GetPixel(i, j));
}
}
return(true);
}
/// <summary>
/// Method is called to read a tiff image
/// </summary>
/// <param name="fileToRead">The file that will be read including the path.</param>
/// <returns>A BarebonesImage.</returns>
public BarebonesImage ReadATIFF(string fileToRead)
{
//Overrides the error handler so that it won't spit out a bunch of warnings.
BBErrorHandler bbErrorHandler = new BBErrorHandler();
Tiff.SetErrorHandler(bbErrorHandler);
Tiff inputImage = Tiff.Open(fileToRead, "r");
BarebonesImage bbImage = new BarebonesImage
{
Width = inputImage.GetField(TiffTag.IMAGEWIDTH)[0].ToInt(),
Height = inputImage.GetField(TiffTag.IMAGELENGTH)[0].ToInt()
};
#region Check that the file is of the correct format. Lots of boring code.
int samplesPerPixel = inputImage.GetField(TiffTag.SAMPLESPERPIXEL)[0].ToInt();
if (samplesPerPixel != 1)
{
throw new ArgumentException("samplesPerPixel must be 1");
}
int bitsPerSample = inputImage.GetField(TiffTag.BITSPERSAMPLE)[0].ToInt();
if (bitsPerSample != 1)
{
throw new ArgumentException("bitsPerSample must be 1");
}
string photo = inputImage.GetField(TiffTag.PHOTOMETRIC)[0].ToString();
if (string.Compare(photo, @"MINISWHITE") != 0)
{
throw new ArgumentException("photo must be MINISWHITE");
}
//string compression = inputImage.GetField(TiffTag.COMPRESSION)[0].ToString();
// if (string.Compare(compression, @"CCITT_T6") != 0)
// throw new ArgumentException("Compression must be CCITT_T6");
string plane = inputImage.GetField(TiffTag.PLANARCONFIG)[0].ToString();
if (string.Compare(plane, @"CONTIG") != 0)
{
throw new ArgumentException("plane must be CONTIG");
}
string resUnit = inputImage.GetField(TiffTag.RESOLUTIONUNIT)[0].ToString();
if (string.Compare(resUnit, @"INCH") != 0)
{
throw new ArgumentException("resUnit must be INCH");
}
#endregion
//Images are padded with zeros so the images consist of whole bytes as per the TIF specification.
bbImage.WidthWithPad = bbImage.Width + bbImage.CalculatePad(bbImage.Width);
byte[] ImageByteStream = new byte[bbImage.WidthWithPad / 8 * bbImage.Height];
// Read for multiple strips
int stripSize = inputImage.StripSize();
int stripMax = inputImage.NumberOfStrips();
int imageOffset = 0;
//This ImageMatrix is where the data of the image will be stored in the Barebones Image.
bbImage.ImageMatrix = new List <List <byte> >();
// Goes through all the strips and put them into a single bytestreame.
for (int stripCount = 0; stripCount < stripMax; stripCount++)
{
int result = inputImage.ReadEncodedStrip(stripCount, ImageByteStream, imageOffset, stripSize);
if (result == -1)
{
Console.Error.WriteLine("Read error on input strip number {0}", stripCount);
}
imageOffset += result;
}
//Convert the array to a list, chop it up and insert it into the ImageMatrix of the Barebones Image.
List <byte> ImageByteList = ImageByteStream.ToList();
for (int i = 0; i < ImageByteList.Count; i += bbImage.WidthWithPad / 8)
{
bbImage.ImageMatrix.Add(ImageByteList.GetRange(i, Math.Min(bbImage.WidthWithPad / 8, ImageByteList.Count - i)));
}
inputImage.Close();
return(bbImage);
}
