/**
* Constructor used to attach images to existing PDF.
*
* @param pdf the page to draw this image on.
* @param inputStream the input stream to read the image from.
* @param imageType ImageType.JPG, ImageType.PNG and ImageType.BMP.
*
*/
public Image(SortedDictionary <Int32, PDFobj> objects, Stream inputStream, int imageType)
{
byte[] data;
if (imageType == ImageType.JPG)
{
JPGImage jpg = new JPGImage(inputStream);
data = jpg.GetData();
w = jpg.GetWidth();
h = jpg.GetHeight();
if (jpg.GetColorComponents() == 1)
{
AddImage(objects, data, null, imageType, "DeviceGray", 8);
}
else if (jpg.GetColorComponents() == 3)
{
AddImage(objects, data, null, imageType, "DeviceRGB", 8);
}
else if (jpg.GetColorComponents() == 4)
{
AddImage(objects, data, null, imageType, "DeviceCMYK", 8);
}
}
else if (imageType == ImageType.PNG)
{
PNGImage png = new PNGImage(inputStream);
data = png.GetData();
w = png.GetWidth();
h = png.GetHeight();
if (png.GetColorType() == 0)
{
AddImage(objects, data, null, imageType, "DeviceGray", png.GetBitDepth());
}
else
{
if (png.GetBitDepth() == 16)
{
AddImage(objects, data, null, imageType, "DeviceRGB", 16);
}
else
{
AddImage(objects, data, png.GetAlpha(), imageType, "DeviceRGB", 8);
}
}
}
else if (imageType == ImageType.BMP)
{
BMPImage bmp = new BMPImage(inputStream);
data = bmp.GetData();
w = bmp.GetWidth();
h = bmp.GetHeight();
AddImage(objects, data, null, imageType, "DeviceRGB", 8);
}
/*
* else if (imageType == ImageType.JET) {
* AddImage(pdf, inputStream);
* }
*/
inputStream.Close();
}
/**
* The main constructor for the Image class.
*
* @param pdf the page to draw this image on.
* @param inputStream the input stream to read the image from.
* @param imageType ImageType.JPG, ImageType.PNG or ImageType.BMP.
*
*/
public Image(PDF pdf, Stream inputStream, int imageType)
{
byte[] data;
if (imageType == ImageType.JPG)
{
JPGImage jpg = new JPGImage(inputStream);
data = jpg.GetData();
w = jpg.GetWidth();
h = jpg.GetHeight();
if (jpg.GetColorComponents() == 1)
{
AddImage(pdf, data, null, imageType, "DeviceGray", 8);
}
else if (jpg.GetColorComponents() == 3)
{
AddImage(pdf, data, null, imageType, "DeviceRGB", 8);
}
else if (jpg.GetColorComponents() == 4)
{
AddImage(pdf, data, null, imageType, "DeviceCMYK", 8);
}
}
else if (imageType == ImageType.PNG)
{
PNGImage png = new PNGImage(inputStream);
data = png.GetData();
w = png.GetWidth();
h = png.GetHeight();
if (png.GetColorType() == 0)
{
AddImage(pdf, data, null, imageType, "DeviceGray", png.GetBitDepth());
}
else
{
if (png.GetBitDepth() == 16)
{
AddImage(pdf, data, null, imageType, "DeviceRGB", 16);
}
else
{
AddImage(pdf, data, png.GetAlpha(), imageType, "DeviceRGB", 8);
}
}
}
else if (imageType == ImageType.BMP)
{
BMPImage bmp = new BMPImage(inputStream);
data = bmp.GetData();
w = bmp.GetWidth();
h = bmp.GetHeight();
AddImage(pdf, data, null, imageType, "DeviceRGB", 8);
}
else if (imageType == ImageType.PNG_STREAM)
{
AddImage(pdf, inputStream);
}
inputStream.Dispose();
}
/**
* The main constructor for the Image class.
*
* @param pdf the page to draw this image on.
* @param inputStream the input stream to read the image from.
* @param imageType ImageType.JPG, ImageType.PNG or ImageType.BMP.
*
*/
public Image(PDF pdf, Stream inputStream, int imageType)
{
byte[] data;
if (imageType == ImageType.JPG) {
JPGImage jpg = new JPGImage(inputStream);
data = jpg.GetData();
w = jpg.GetWidth();
h = jpg.GetHeight();
if (jpg.GetColorComponents() == 1) {
AddImage(pdf, data, null, imageType, "DeviceGray", 8);
}
else if (jpg.GetColorComponents() == 3) {
AddImage(pdf, data, null, imageType, "DeviceRGB", 8);
}
else if (jpg.GetColorComponents() == 4) {
AddImage(pdf, data, null, imageType, "DeviceCMYK", 8);
}
}
else if (imageType == ImageType.PNG) {
PNGImage png = new PNGImage(inputStream);
data = png.GetData();
w = png.GetWidth();
h = png.GetHeight();
if (png.GetColorType() == 0) {
AddImage(pdf, data, null, imageType, "DeviceGray", png.GetBitDepth());
}
else {
if (png.GetBitDepth() == 16) {
AddImage(pdf, data, null, imageType, "DeviceRGB", 16);
}
else {
AddImage(pdf, data, png.GetAlpha(), imageType, "DeviceRGB", 8);
}
}
}
else if (imageType == ImageType.BMP) {
BMPImage bmp = new BMPImage(inputStream);
data = bmp.GetData();
w = bmp.GetWidth();
h = bmp.GetHeight();
AddImage(pdf, data, null, imageType, "DeviceRGB", 8);
}
else if (imageType == ImageType.JET) {
AddImage(pdf, inputStream);
}
inputStream.Dispose();
}
