/// <summary>
/// 图片特征
/// </summary>
/// <param name="rectVal"></param>
/// <returns></returns>
public string 图片特征(string rectVal)
{
var img = Img();
var rect = Helper.GetRectangle(rectVal);
using (var bmp = img.Clone(rect, img.PixelFormat))
{
return(HashNormalHelper.Hash(bmp));
}
}
/// <summary>
/// 读取特征存储
/// </summary>
/// <param name="srcBmp"></param>
/// <param name="rect"></param>
/// <returns></returns>
public void AddFeature(Bitmap srcBmp, Rectangle rect)
{
using (System.Drawing.Bitmap bmp = srcBmp.Clone(rect, srcBmp.PixelFormat))
{
Features.Add(new FeatureItem()
{
Name = $@"图片特征{DateTime.Now.ToFileTime()}",
Feature = HashNormalHelper.Hash(bmp),
Rect = rect
});
}
}
