private static ImageData CreateImageInstance(byte[] bytes, bool recoverImage)
{
ImageType imageType = ImageTypeDetector.DetectImageType(bytes);
switch (imageType)
{
case ImageType.GIF: {
GifImageData image = new GifImageData(bytes);
GifImageHelper.ProcessImage(image, 0);
return(image.GetFrames()[0]);
}
case ImageType.JPEG: {
ImageData image = new JpegImageData(bytes);
JpegImageHelper.ProcessImage(image);
return(image);
}
case ImageType.JPEG2000: {
ImageData image = new Jpeg2000ImageData(bytes);
Jpeg2000ImageHelper.ProcessImage(image);
return(image);
}
case ImageType.PNG: {
ImageData image = new PngImageData(bytes);
PngImageHelper.ProcessImage(image);
return(image);
}
case ImageType.BMP: {
ImageData image = new BmpImageData(bytes, false);
BmpImageHelper.ProcessImage(image);
return(image);
}
case ImageType.TIFF: {
ImageData image = new TiffImageData(bytes, recoverImage, 1, false);
TiffImageHelper.ProcessImage(image);
return(image);
}
case ImageType.JBIG2: {
ImageData image = new Jbig2ImageData(bytes, 1);
Jbig2ImageHelper.ProcessImage(image);
return(image);
}
default: {
throw new iText.IO.IOException(iText.IO.IOException.ImageFormatCannotBeRecognized);
}
}
}
public static ImageData CreateJbig2(byte[] bytes, int page)
{
if (page < 1)
{
throw new ArgumentException("The page number must be greater than 0");
}
ValidateImageType(bytes, ImageType.JBIG2);
ImageData image = new Jbig2ImageData(bytes, page);
Jbig2ImageHelper.ProcessImage(image);
return(image);
}
public static ImageData CreateJbig2(byte[] bytes, int page)
{
if (page < 1)
{
throw new ArgumentException("The page number must be greater than 0");
}
byte[] imageType = ReadImageType(bytes);
if (ImageTypeIs(imageType, jbig2))
{
ImageData image = new Jbig2ImageData(bytes, page);
Jbig2ImageHelper.ProcessImage(image);
return(image);
}
throw new ArgumentException("JBIG2 image expected.");
}
private static ImageData CreateImageInstance(byte[] bytes, bool recoverImage)
{
byte[] imageType = ReadImageType(bytes);
if (ImageTypeIs(imageType, gif))
{
GifImageData image = new GifImageData(bytes);
GifImageHelper.ProcessImage(image, 0);
return(image.GetFrames()[0]);
}
else
{
if (ImageTypeIs(imageType, jpeg))
{
ImageData image = new JpegImageData(bytes);
JpegImageHelper.ProcessImage(image);
return(image);
}
else
{
if (ImageTypeIs(imageType, jpeg2000_1) || ImageTypeIs(imageType, jpeg2000_2))
{
ImageData image = new Jpeg2000ImageData(bytes);
Jpeg2000ImageHelper.ProcessImage(image);
return(image);
}
else
{
if (ImageTypeIs(imageType, png))
{
ImageData image = new PngImageData(bytes);
PngImageHelper.ProcessImage(image);
return(image);
}
else
{
if (ImageTypeIs(imageType, bmp))
{
ImageData image = new BmpImageData(bytes, false, 0);
BmpImageHelper.ProcessImage(image);
return(image);
}
else
{
if (ImageTypeIs(imageType, tiff_1) || ImageTypeIs(imageType, tiff_2))
{
ImageData image = new TiffImageData(bytes, recoverImage, 1, false);
TiffImageHelper.ProcessImage(image);
return(image);
}
else
{
if (ImageTypeIs(imageType, jbig2))
{
ImageData image = new Jbig2ImageData(bytes, 1);
Jbig2ImageHelper.ProcessImage(image);
return(image);
}
}
}
}
}
}
}
throw new iText.IO.IOException(iText.IO.IOException.ImageFormatCannotBeRecognized);
}
