NI Vision for LabVIEW基础 PDF

NI
Vision
for
labview 基础
(目录
)
NI
VISION 简介....................................................................................................................................... 4
NI
Vision
控件模板.............................................................................................................................. 4
NI
Vision
函数模板.............................................................................................................................. 4
如何创建 NI Vision 应用...................................................................................................................... 8
准备测量图像........................................................................................................................................ 10
建立图像系统........................................................................................................................................ 10
校准图像系统........................................................................................................................................ 11
创建图像................................................................................................................................................ 11
采集或读取图像.................................................................................................................................... 15
显示图像................................................................................................................................................ 16
加入校准信息........................................................................................................................................ 19
分析图像................................................................................................................................................ 19
改善图像................................................................................................................................................ 20
进行灰度和彩色测量............................................................................................................................ 25
定义关注区............................................................................................................................................ 25
测量灰度统计数据................................................................................................................................ 32
测量彩色统计数据................................................................................................................................ 33
进行颗粒分析........................................................................................................................................ 38
创建二值图像........................................................................................................................................ 38
改善二值图像........................................................................................................................................ 39进行颗粒测量........................................................................................................................................ 41
完成机器视觉任务................................................................................................................................ 42
检测物体定位........................................................................................................................................ 43
设置搜索区域........................................................................................................................................ 47
查找测量点............................................................................................................................................ 48
将像素坐标转换成现实坐标.................................................................................................................66
进行测量................................................................................................................................................ 66
辨别被测部件........................................................................................................................................ 69
检查图像的缺陷.................................................................................................................................... 73
显示结果................................................................................................................................................ 74
校准图像................................................................................................................................................ 77
透视和非线性畸变校准........................................................................................................................ 78
Simple Calibration............................................................................................................................ 86
Save Calibration Information.........................................................................................................88
Attach Calibration Information.....................................................................................................89
在 LabVIEW 实时模块中使用 NI Vision.............................................................................................90
Overview................................................................................................................................................ 90
Real-Time System Components...........................................................................................................90
Software Installation...................................................................................................................... 91
Image Display...................................................................................................................................... 92
Determinism in Real-Time Applications.......................................................................................95Image Files........................................................................................................................................ 100
Deployment.......................................................................................................................................... 101
Troubleshooting................................................................................................................................