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C# bitmap 位图转为mat类型

直接贴代码

    /// <summary>
    /// bitmap 位图转为mat类型 
    /// </summary>
    /// <param name="bitmap"></param>
    /// <returns></returns>
    public static Mat Bitmap2Mat(Bitmap bitmap)
    {
        MemoryStream s2_ms = null;
        Mat source = null;
        try
        {
            using (s2_ms = new MemoryStream())
            {
                bitmap.Save(s2_ms, System.Drawing.Imaging.ImageFormat.Bmp);
                source = Mat.FromStream(s2_ms, ImreadModes.AnyColor);
            }
        }
        catch (Exception e)
        {

        }
        finally
        {
            if (s2_ms != null)
            {
                s2_ms.Close();
                s2_ms = null;
            }
            GC.Collect();
        }
        return source;
    }