public static Bitmap load(string path)
{
Bitmap bmp = null;
//file *.hdr
if (path.ToLower().EndsWith(".hdr"))
{
FIBITMAP hdr = FreeImage.Load(FREE_IMAGE_FORMAT.FIF_HDR, path, FREE_IMAGE_LOAD_FLAGS.RAW_DISPLAY);
bmp = FreeImage.GetBitmap(FreeImage.ToneMapping(hdr, FREE_IMAGE_TMO.FITMO_DRAGO03, 2.2, 0));
FreeImage.Unload(hdr);
}
//file *.exr
else if (path.ToLower().EndsWith(".exr"))
{
FIBITMAP exr = FreeImage.Load(FREE_IMAGE_FORMAT.FIF_EXR, path, FREE_IMAGE_LOAD_FLAGS.RAW_DISPLAY);
bmp = FreeImage.GetBitmap(FreeImage.ToneMapping(exr, FREE_IMAGE_TMO.FITMO_DRAGO03, 2.2, 0));
FreeImage.Unload(exr);
}
//file *.svg
else if (path.ToLower().EndsWith(".svg"))
{
SvgDocument svg = SvgDocument.Open(path);
bmp = svg.Draw();
}
//TARGA file *.tga
else if (path.ToLower().EndsWith(".tga"))
{
using (Paloma.TargaImage tar = new Paloma.TargaImage(path))
{
bmp = new Bitmap(tar.Image);
}
}
//PHOTOSHOP file *.PSD
else if (path.ToLower().EndsWith(".psd"))
{
System.Drawing.PSD.PsdFile psd = (new System.Drawing.PSD.PsdFile()).Load(path);
bmp = System.Drawing.PSD.ImageDecoder.DecodeImage(psd);
}
else
{
using (FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Read))
{
bmp = new Bitmap(fs, true);
//GIF file *.gif
if (bmp.RawFormat.Equals(ImageFormat.Gif))
{
bmp = new Bitmap(path);
}
//ICON file *.ico
else if (bmp.RawFormat.Equals(ImageFormat.Icon))
{
bmp = ReadIconFile(path);
}
else if (bmp.RawFormat.Equals(ImageFormat.Jpeg))
{
//read Exif rotation
int rotation = GetRotation(bmp);
if (rotation != 0)
{
bmp = ScaleDownRotateBitmap(bmp, 1.0f, rotation);
}
}
}
}
return(bmp);
}
public static Bitmap FromPath(string path)
{
if (File.Exists(path))
{
byte[] buffer = null;
MemoryStream stream = null;
Bitmap bitmap = null;
try
{
using (var fs = new FileStream(path, FileMode.Open, FileAccess.Read))
{
buffer = new byte[fs.Length];
stream = new MemoryStream(buffer);
fs.CopyTo(stream);
stream.Seek(0, SeekOrigin.Begin);
}
var imageType = ImageUtils.GetImageType(buffer);
switch (imageType)
{
case ImageType.PNG:
bitmap = new Bitmap(stream);
break;
case ImageType.WEBP:
using (var webp = new WebPWrapper.WebP())
{
bitmap = webp.Decode(buffer);
}
break;
case ImageType.SVG:
bitmap = SvgDocument.Open <SvgDocument>(stream).Draw();
break;
case ImageType.PSD:
var psdFile = new System.Drawing.PSD.PsdFile();
psdFile.Load(path);
bitmap = System.Drawing.PSD.ImageDecoder.DecodeImage(psdFile);
break;
case ImageType.ICO:
using (var icon = new Icon(path))
{
bitmap = icon.ToBitmap();
}
break;
case ImageType.TGA:
using (var reader = new BinaryReader(stream))
{
var image = new TgaLib.TgaImage(reader);
bitmap = image.GetBitmap().ToBitmap();
}
break;
default:
bitmap = new Bitmap(stream);
break;
}
return(bitmap);
}
catch (Exception ex)
{
Console.WriteLine(ex);
}
finally
{
if (stream != null)
{
stream.Dispose();
}
}
}
return(null);
}
