請問一下有關C# CALL LABVIEW

b06003740095

就是我想要用C#的Windows Form做一個 可以呼叫   labview的程式labview的主要是擷取X光的攝影機所拍到的醫學影像，我需要把影像
CALL進去c#裡面，不知道該怎麼做

1. public Form1()
   
2. 
   
3. {
   
4. 
   
5. //
   
6. 
   
7. // Required for Windows Form Designer support
   
8. 
   
9. //
   
10. 
    
11. InitializeComponent();
    
12. 
    
13. 
    
14. //
    
15. 
    
16. // TODO: Add any constructor code after InitializeComponent call
    
17. 
    
18. //
    
19. 
    
20. }
    
21. 
    
22. 
    
23. /// <summary>
    
24. 
    
25. /// Clean up any resources being used.
    
26. 
    
27. /// </summary>
    
28. 
    
29. protected override void Dispose( bool disposing )
    
30. 
    
31. {
    
32. 
    
33. if( disposing )
    
34. 
    
35. {
    
36. 
    
37. if (components != null)
    
38. 
    
39. {
    
40. 
    
41. components.Dispose();
    
42. 
    
43. }
    
44. 
    
45. }
    
46. 
    
47. base.Dispose( disposing );
    
48. 
    
49. }
    
50. 
    
51. 
    
52. #region Windows Form Designer generated code
    
53. 
    
54. /// <summary>
    
55. 
    
56. /// Required method for Designer support - do not modify
    
57. 
    
58. /// the contents of this method with the code editor.
    
59. 
    
60. /// </summary>
    
61. 
    
62. private void InitializeComponent()
    
63. 
    
64. {
    
65. 
    
66. this.OpenLV = new System.Windows.Forms.Button();
    
67. 
    
68. this.RunVI = new System.Windows.Forms.Button();
    
69. 
    
70. this.QuitLV = new System.Windows.Forms.Button();
    
71. 
    
72. this.textBox1 = new System.Windows.Forms.TextBox();
    
73. 
    
74. this.textBox2 = new System.Windows.Forms.TextBox();
    
75. 
    
76. this.label2 = new System.Windows.Forms.Label();
    
77. 
    
78. this.label3 = new System.Windows.Forms.Label();
    
79. 
    
80. this.checkBox1 = new System.Windows.Forms.CheckBox();
    
81. 
    
82. this.SuspendLayout();
    
83. 
    
84. //
    
85. 
    
86. // OpenLV
    
87. 
    
88. //
    
89. 
    
90. this.OpenLV.Location = new System.Drawing.Point(16, 24);
    
91. 
    
92. this.OpenLV.Name = "OpenLV";
    
93. 
    
94. this.OpenLV.Size = new System.Drawing.Size(120, 40);
    
95. 
    
96. this.OpenLV.TabIndex = 0;
    
97. 
    
98. this.OpenLV.Text = "Launch LabVIEW";
    
99. 
    
100. this.OpenLV.Click += new System.EventHandler(this.OpenLV_Click);
     
101. 
     
102. //
     
103. 
     
104. // RunVI
     
105. 
     
106. //
     
107. 
     
108. this.RunVI.Enabled = false;
     
109. 
     
110. this.RunVI.Location = new System.Drawing.Point(16, 80);
     
111. 
     
112. this.RunVI.Name = "RunVI";
     
113. 
     
114. this.RunVI.Size = new System.Drawing.Size(120, 40);
     
115. 
     
116. this.RunVI.TabIndex = 1;
     
117. 
     
118. this.RunVI.Text = "Run VI";
     
119. 
     
120. this.RunVI.Click += new System.EventHandler(this.RunVI_Click);
     
121. 
     
122. //
     
123. 
     
124. // QuitLV
     
125. 
     
126. //
     
127. 
     
128. this.QuitLV.Enabled = false;
     
129. 
     
130. this.QuitLV.Location = new System.Drawing.Point(16, 144);
     
131. 
     
132. this.QuitLV.Name = "QuitLV";
     
133. 
     
134. this.QuitLV.Size = new System.Drawing.Size(120, 40);
     
135. 
     
136. this.QuitLV.TabIndex = 2;
     
137. 
     
138. this.QuitLV.Text = "Exit LabVIEW";
     
139. 
     
140. this.QuitLV.Click += new System.EventHandler(this.QuitLV_Click);
     
141. 
     
142. //
     
143. 
     
144. // textBox1
     
145. 
     
146. //
     
147. 
     
148. this.textBox1.Location = new System.Drawing.Point(168, 88);
     
149. 
     
150. this.textBox1.Name = "textBox1";
     
151. 
     
152. this.textBox1.Size = new System.Drawing.Size(152, 20);
     
153. 
     
154. this.textBox1.TabIndex = 3;
     
155. 
     
156. this.textBox1.Text = "";
     
157. 
     
158. //
     
159. 
     
160. // textBox2
     
161. 
     
162. //
     
163. 
     
164. this.textBox2.Location = new System.Drawing.Point(168, 160);
     
165. 
     
166. this.textBox2.Name = "textBox2";
     
167. 
     
168. this.textBox2.Size = new System.Drawing.Size(152, 20);
     
169. 
     
170. this.textBox2.TabIndex = 4;
     
171. 
     
172. this.textBox2.Text = "";
     
173. 
     
174. //
     
175. 
     
176. // label2
     
177. 
     
178. //
     
179. 
     
180. this.label2.Location = new System.Drawing.Point(168, 48);
     
181. 
     
182. this.label2.Name = "label2";
     
183. 
     
184. this.label2.Size = new System.Drawing.Size(136, 40);
     
185. 
     
186. this.label2.TabIndex = 8;
     
187. 
     
188. this.label2.Text = "Enter an arithmetic expression.  Recognized operators are +,-,*,/,%,(,)";
     
189. 
     
190. //
     
191. 
     
192. // label3
     
193. 
     
194. //
     
195. 
     
196. this.label3.Location = new System.Drawing.Point(168, 136);
     
197. 
     
198. this.label3.Name = "label3";
     
199. 
     
200. this.label3.Size = new System.Drawing.Size(136, 24);
     
201. 
     
202. this.label3.TabIndex = 9;
     
203. 
     
204. this.label3.Text = "Result";
     
205. 
     
206. //
     
207. 
     
208. // checkBox1
     
209. 
     
210. //
     
211. 
     
212. this.checkBox1.Location = new System.Drawing.Point(168, 16);
     
213. 
     
214. this.checkBox1.Name = "checkBox1";
     
215. 
     
216. this.checkBox1.Size = new System.Drawing.Size(136, 32);
     
217. 
     
218. this.checkBox1.TabIndex = 10;
     
219. 
     
220. this.checkBox1.Text = "Display VI front panel";
     
221. 
     
222. //
     
223. 
     
224. // Form1
     
225. 
     
226. //
     
227. 
     
228. this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
     
229. 
     
230. this.ClientSize = new System.Drawing.Size(368, 213);
     
231. 
     
232. this.Controls.AddRange(new System.Windows.Forms.Control[] {
     
233. 
     
234.   this.checkBox1,
     
235. 
     
236.   this.label3,
     
237. 
     
238.   this.label2,
     
239. 
     
240.   this.textBox2,
     
241. 
     
242.   this.textBox1,
     
243. 
     
244.   this.QuitLV,
     
245. 
     
246.   this.RunVI,
     
247. 
     
248.   this.OpenLV});
     
249. 
     
250. this.Name = "Form1";
     
251. 
     
252. this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
     
253. 
     
254. this.Text = "LabVIEW Server";
     
255. 
     
256. this.ResumeLayout(false);
     
257. 
     
258. 
     
259. }
     
260. 
     
261. #endregion
     
262. 
     
263. 
     
264. /// <summary>
     
265. 
     
266. /// The main entry point for the application.
     
267. 
     
268. /// </summary>
     
269. 
     
270. [STAThread]
     
271. 
     
272. static void Main()
     
273. 
     
274. {
     
275. 
     
276. System.Windows.Forms.Application.Run(new Form1());
     
277. 
     
278. }
     
279. 
     
280. 
     
281. private void OpenLV_Click(object sender, System.EventArgs e)
     
282. 
     
283. {
     
284. 
     
285. //Instantiate a reference to LabVIEW
     
286. 
     
287. lv = new LabVIEW.ApplicationClass();
     
288. 
     
289. 
     
290. 
     
291. //Set the path to the VI
     
292. 
     
293. string vipath=lv.ApplicationDirectory.ToString() + @"\Examples\General\Strings.llb\Parse Arithmetic Expression.vi";
     
294. 
     
295. 
     
296. 
     
297. //Get reference to that VI
     
298. 
     
299. vi= lv.GetVIReference(vipath,"",true);
     
300. 
     
301. 
     
302. 
     
303. OpenLV.Enabled=false;
     
304. 
     
305. RunVI.Enabled=true;
     
306. 
     
307. QuitLV.Enabled=true;
     
308. 
     
309. 
     
310. }
     
311. 
     
312. 
     
313. private void RunVI_Click(object sender, System.EventArgs e)
     
314. 
     
315. {
     
316. 
     
317. 
     
318. /*
     
319. 
     
320. * Initialize the variables and define the strings corresponding to
     
321. 
     
322. * the VI connector labels. Note the strings are case sensitive
     
323. 
     
324. **/
     
325. 
     
326. 
     
327. string[] str1 = new String[2];
     
328. 
     
329. str1[0]="Arithmetic Expression";
     
330. 
     
331. str1[1]="Result";
     
332. 
     
333. 
     
334. 
     
335. //The wrapper function expects to be passed a object type by reference.
     
336. 
     
337. //We pass the string array to the object type here
     
338. 
     
339. object param1 = (object)str1;
     
340. 
     
341. 
     
342. //Define the variable that will pass the expression to be evaluated to
     
343. 
     
344. //LabVIEW and typecast it to type object
     
345. 
     
346. 
     
347. object[] str2 = new object[2];
     
348. 
     
349. str2[0]=textBox1.Text.ToString();
     
350. 
     
351. object param2= (object)str2;
     
352. 
     
353. 
     
354. 
     
355. //Check if front panel of VI should be displayed
     
356. 
     
357. 
     
358. if(checkBox1.Checked==false)
     
359. 
     
360. vi.ShowFPOnCall=false;
     
361. 
     
362. else
     
363. 
     
364. vi.ShowFPOnCall=true;
     
365. 
     
366. 
     
367. 
     
368. //Call the VI
     
369. 
     
370. vi.Call(ref param1,ref param2);
     
371. 
     
372. 
     
373. //Display the result
     
374. 
     
375. textBox2.Text=((object[])param2)[1].ToString();
     
376. 
     
377. 
     
378. 
     
379. }
     
380. 
     
381. 
     
382. private void QuitLV_Click(object sender, System.EventArgs e)
     
383. 
     
384. {
     
385. 
     
386. //Close LabVIEW
     
387. 
     
388. if(lv!=null)
     
389. 
     
390. lv.Quit();
     
391. 
     
392. 
     
393. OpenLV.Enabled=true;
     
394. 
     
395. RunVI.Enabled=false;
     
396. 
     
397. QuitLV.Enabled=false;
     
398. 
     
399. 
     
400. 
     
401. }
     
402. 
     
403. }
     
404. }

複製代碼

這是一個網路上看到的範例
可是我現在只能做到把labivew打開
但是沒辦法把裡面的影像拿出來...

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KYD3000

這類硬件接口，應該有完善的文檔的。。

得到圖片后就沒啥問題了