How to crop an image using C#?

c# image-processing
sandy101 picture sandy101 · Apr 9, 2009 · Viewed 267.4k times · Source

How can I write an application that will crop images in C#?

Answer

Nick picture Nick · Apr 9, 2009

Check out this link: http://www.switchonthecode.com/tutorials/csharp-tutorial-image-editing-saving-cropping-and-resizing 

private static Image cropImage(Image img, Rectangle cropArea)
{
   Bitmap bmpImage = new Bitmap(img);
   return bmpImage.Clone(cropArea, bmpImage.PixelFormat);
}

Related questions

converting a base 64 string to an image and saving it

Here is my code: protected void SaveMyImage_Click(object sender, EventArgs e) { string imageUrl = Hidden1.Value; string saveLocation = Server.MapPath("~/PictureUploads/whatever2.png") ; HttpWebRequest imageRequest = (HttpWebRequest)WebRequest.Create(imageUrl); WebResponse imageResponse = imageRequest.GetResponse(); Stream responseStream = imageResponse.GetResponseStream(); using (BinaryReader br = …

Read More
c# Image resizing to different size while preserving aspect ratio

I'm trying to resize an image while preserving the aspect ratio from the original image so the new image doesn't look squashed. eg: Convert a 150*100 image into a 150*150 image. The extra 50 pixels of the height need to be padded with …

Read More
Resize image proportionally with MaxHeight and MaxWidth constraints

Using System.Drawing.Image. If an image width or height exceed the maximum, it need to be resized proportionally . After resized it need to make sure that neither width or height still exceed the limit. The Width and Height will …

Read More