打开图片报错修改

CodeLibraryProject/CodeLibrary/FrmCodeDecode.Designer.cs

@@ -85,7 +85,7 @@
             this.pictureBox1.Size = new System.Drawing.Size(451, 313);
             this.pictureBox1.SizeMode = System.Windows.Forms.PictureBoxSizeMode.Zoom;
             this.pictureBox1.TabIndex = 2;
-            this.pictureBox1.TabStop = false;
+            this.pictureBox1.TabStop = false; 
             // 
             // txtResult
             // 
@@ -148,7 +148,7 @@
             // btnClearLog
             // 
             this.btnClearLog.Font = new System.Drawing.Font("微软雅黑", 9F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
-            this.btnClearLog.Location = new System.Drawing.Point(711, 49);
+            this.btnClearLog.Location = new System.Drawing.Point(675, 49);
             this.btnClearLog.Name = "btnClearLog";
             this.btnClearLog.Size = new System.Drawing.Size(116, 33);
             this.btnClearLog.TabIndex = 12;
@@ -283,7 +283,7 @@
             this.chbUseParam.Checked = true;
             this.chbUseParam.CheckState = System.Windows.Forms.CheckState.Checked;
             this.chbUseParam.Font = new System.Drawing.Font("微软雅黑", 9F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
-            this.chbUseParam.Location = new System.Drawing.Point(711, 16);
+            this.chbUseParam.Location = new System.Drawing.Point(675, 16);
             this.chbUseParam.Name = "chbUseParam";
             this.chbUseParam.Size = new System.Drawing.Size(75, 21);
             this.chbUseParam.TabIndex = 26;
@@ -327,7 +327,7 @@
             this.chbZxing.Checked = true;
             this.chbZxing.CheckState = System.Windows.Forms.CheckState.Checked;
             this.chbZxing.Font = new System.Drawing.Font("微软雅黑", 9F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
-            this.chbZxing.Location = new System.Drawing.Point(792, 16);
+            this.chbZxing.Location = new System.Drawing.Point(765, 16);
             this.chbZxing.Name = "chbZxing";
             this.chbZxing.Size = new System.Drawing.Size(103, 21);
             this.chbZxing.TabIndex = 31;

CodeLibraryProject/CodeLibrary/FrmCodeDecode.cs

@@ -146,11 +146,12 @@ namespace CodeLibrary
                 Image img = (Image)Image.FromFile(filename).Clone();
                 pictureBox1.Image = img;
                 Bitmap bitmap = new Bitmap(filename);
-                HDCodeLearnHelper.DefaultBitmap = bitmap;
+                HDCodeLearnHelper.DefaultBitmap = bitmap;               
                 HObject hoimg;
-                HDCodeHelper.Bitmap2HObjectBpp24(bitmap,out hoimg);
+                HOperatorSet.ReadImage(out hoimg, filename);
+                //HDCodeHelper.Bitmap2HObjectBpp24(bitmap, out hoimg);
                 HDCodeLearnHelper.DefaultImage = hoimg;
-                ShowImage(hoimg);
+                ShowImage(hoimg); 
             }
         }
 
@@ -226,6 +227,10 @@ namespace CodeLibrary
         }
         public void ShowImage(HObject ho_Image)
         {
+            if (ho_Image == null)
+            {
+                return;
+            }
             HTuple width, height;
             HOperatorSet.GetImageSize(ho_Image, out width, out height);
 
@@ -507,61 +512,7 @@ namespace CodeLibrary
                 //ScanTest();
                 ScanDemo(100);
             });
-        }
-        private void ScanTest()
-        {
-            for (int index = 1; index <= 200; index++)
-            {
-                try
-                {
-                    label5.Text = "扫码测试_" + index;
-                    int name = (index % 3) + 1;
-                    string filename = @"F:\test\" + name + ".hobj";
-                    if (!File.Exists(filename))
-                    {
-                        continue;
-                    }
-                    ClearPicImg();
-                    if (filename.EndsWith(".hobj"))
-                    {
-                        HObject hObject = null;
-                        HOperatorSet.GenEmptyObj(out hObject);
-                        hObject.ReadObject(filename);
-                        if (hObject != null)
-                        {
-                            HDCodeLearnHelper.DefaultImage = hObject;
-                            ShowImage(hObject);
-                        }
-                        else
-                        {
-                            MessageBox.Show("读取文件失败：" + filename);
-                        }
-                    }
-                    else
-                    {
-
-                        //读取图片内容
-                        Image img = (Image)Image.FromFile(filename).Clone();
-                        pictureBox1.Image = img;
-                        Bitmap bitmap = new Bitmap(pictureBox1.Image);
-                        HObject hoimg;
-                        HDCodeHelper.Bitmap2HObjectBpp24(bitmap, out hoimg);
-                        HDCodeLearnHelper.DefaultImage = hoimg;
-                        ShowImage(hoimg);
-                    }
-
-                    btnDCode_Click(null, null);
-
-                    Thread.Sleep(100);
-                }
-                catch (Exception ex)
-                {
-                    HDLogUtil.error("ScanTest[" + index + "]出错：" + ex.ToString());
-                }
-            }
-            this.Enabled = true;
-            this.Cursor = Cursors.Default;
-        }
+        } 
 
         private void ScanDemo(int whileCount = 1)
         {
@@ -645,5 +596,6 @@ namespace CodeLibrary
             string text = cmbCamera.Text;
             Clipboard.SetDataObject(text);
         }
+          
     }
 }

CodeLibraryProject/CodeLibrary/HDCodeHelper.cs

@@ -258,6 +258,7 @@ namespace CodeLibrary
                 HDLogUtil.error("将BitMap转换为HObject对象出错：" +  ex.ToString());
                 ho_Image = null;
             }
+            ho_Image = null;
             return false ;
         }
         public static void HObject2Bpp8(HObject image, out Bitmap res)