/// <summary>
/// 由臉部樣本ID取得圖像
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public JsonResult GetFaceByItID(string id)
{
try
{
_faceService = new FaceDP(Server.MapPath("~"));
var face = _faceService.GetFaceById(id).ToBitmap();
//轉換影像成Stream
var stream = new MemoryStream();
face.Save(stream, ImageFormat.Jpeg);
var faceStream = new MemoryStream();
face.Save(faceStream, ImageFormat.Jpeg);
//to base64
// Convert byte[] to Base64 String
var imageBytes = stream.ToArray();
string base64String = Convert.ToBase64String(imageBytes);
return(Json(base64String));
}
catch (Exception ex)
{
return(this.Json(new { success = false, message = "取得失敗! \n" + ex.Message }));
}
}
private void _facesListBox_SelectedIndexChanged(object sender, EventArgs e)
{
var id = _facesListBox.SelectedItem.ToString();
_userFaceImageBox.Image = _faceService.GetFaceById(id);
}