大家好,我有一个从互联网下载的图像,需要将其大小调整为其大小的 1/4,同时保留其纵横比。关于如何最简单地做到这一点有什么想法吗?
WebRequest requestPic = WebRequest.Create(imageURL);
WebResponse responsePic = requestPic.GetResponse();
Image webImage = Image.FromStream(responsePic.GetResponseStream());
// Need to resize image here
Random rand = new Random();
string imageName = string.Format("{0:x}{1:x}", DateTime.Now.Ticks, rand.Next(0, 60400000));
if (webImage != null)
{
webImage.Save(string.Format("c:\\{0}.jpg", imageName));
}
谢谢!
最佳答案
Image thumb = image.GetThumbnailImage(image.Width / 2, image.Height / 2, null, IntPtr.Zero);
image.Dispose();
关于c# - 调整图像大小,同时保持纵横比,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/5942866/