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asmrobot

2019-10-27 c4bd9d8c587bd1401f0fb2f60c34a4964d7afe20

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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Media.Imaging;
 
namespace RichCreator.Utility
{
    public class ImageHelper
    {
 
        /// <summary>
        /// bitmap转为bitmapImage
        /// </summary>
        /// <param name="bitmap"></param>
        /// <returns></returns>
        public static BitmapImage BitmapToImageSource(System.Drawing.Image bitmap)
        {
            MemoryStream ms = new MemoryStream();
            bitmap.Save(ms, System.Drawing.Imaging.ImageFormat.Bmp);
            ms.Seek(0, SeekOrigin.Begin);
            BitmapImage bitmapImage = new BitmapImage();
            bitmapImage.BeginInit();
            bitmapImage.StreamSource = ms;
            bitmapImage.EndInit();
 
            return bitmapImage;
        }
 
        /// <summary>
        /// bitmap image 转为 bitmap
        /// </summary>
        /// <param name="source"></param>
        /// <returns></returns>
        public static System.Drawing.Bitmap BitmapImageToBitmap(BitmapSource source)
        {
            MemoryStream ms = new MemoryStream();
            BitmapEncoder encoder = new PngBitmapEncoder();
            encoder.Frames.Add(BitmapFrame.Create(source));
            encoder.Save(ms);
            ms.Seek(0, SeekOrigin.Begin);
            
            System.Drawing.Bitmap bitmap = new System.Drawing.Bitmap(ms);
            return bitmap;
        }
    }
}