引用

引用第20楼newport93于06-14-2010 13:47发表的  : ePxf.U  
avq J[R  
老五，I 服了U。 'NnmLM(oh  
ON"V`_dq+M  
哪一天等俺退休了，也写一个The Non-Progamming career of an ex-programmer。哈哈哈。。。。。 "eI">`!g  

!DKl:8mx4  
7f~7vydZ}  
新港妹妹，虽然你还没有退休，但是孩子读了大学你应该有些时间了嘛！就开帖写吧！我们很想看啊! 也特别想看看你的non-programming career中的恋爱史啊! sEx\7 tK  

引用

引用第3楼阿散于03-19-2010 22:49发表的  : CS"p3$7,  
Is that what you wanted to express yourself to us with the whole blank message but the very big title? 'b_SQ2+A  

=gSACDTc  
@Tsdgx8  
阿散这个家伙，已经被我全局禁言了，但是在他不犯错的时候，也还是个很好玩的同学。

引用

引用第6楼沧桑于06-13-2010 14:39发表的  : j<i:rk|  
老伍在写交代材料啊，而且写在一个ZT的贴下，哈哈。 VHU,G+ms  

f&Mei
u+  
/A`Lyp#  
这不是怕您见笑嘛！现在露馅了，只得继续招供了。 GZ"J6/0-|  
Umk!m] q  
可以从宽不？

引用

引用第10楼卡拉于06-13-2010 21:49发表的  : n15lX,FI  
老伍，对不住，我把你原来的英文标题改了，太不吸引人眼球了，有些人还当是英文的都不会去点击。我通篇读了一下，改成了现在的标题。如果你不喜欢，可以改回来。 CEb .?B  

C$EvcF%1  
ed7Hz#Qc  
其实标题没有什么，卡总既然改了就不必再改回了。 C)Hb=  
9=
;ETLL "  
主要是当初写的时候真是顶着锅盖写的。 "8`f x  
1)=sbFtS  
阿散说得对。我就是把一堆鸡毛蒜皮的小事，用了一个big title.

引用

引用第16楼阿平于06-13-2010 22:25发表的  : 4#m"t?6!  
哦, 打倒忽悠大家的家伙.      U e<Y ~A  

\^+ =vO;A  
%vO b"K$X  
阿平姐，这可不是忽悠，我可是认真交待经历呢！

引用

引用第17楼阿散于06-13-2010 22:29发表的  : V[Jd1T  
每个人的故事对其他人都是故事, e8@@Pi<sB  
自己的故事也是其中之一. KS/1ux4x  
跳出来看, K N;b+`x;M  
不过是众人中的一个人的故事. 8ctUK|
 
n^;:V8k  
所以,接着听故事. ^Mes
P:[2  
W|@/<K$V  
女人们有兴趣的就等老伍开个新帖或者跟贴, Fss7xP'  
听他痛说恋爱革命历史.... el*C8TWlw  
iQ9jt  
杂家接着听他自学程序员历史, ;w,g|=RQ  
高级程序员考了吗? Q2)z1'Wv  

.h
2K$(/  
]kuMzTH  
这个恋爱革命史还是等你痛改前非换个新ID来讲吧！ q8;WHfGf  
47xJ(yO  
我什么程度员也没有考过，连大学生的计算机应用等级证明都没有。 HUtuUX  
NGlX%j4j  
我唯一考过的计算机科目是职称评审时要求有证书，所以我用了半小时考了word, powerpoint,和internet基础。都是小儿科的东东。如果没有用VBA写个Word的宏，我都觉得对不起微软了。 Y,kTk  

引用

引用第21楼阿散于06-14-2010 22:33发表的  : dIG(7~  
引用第19楼伍胥之于06-14-2010 12:33发表的  : fo$iV;x`  
I#D{6 %~  
->x+
 p"  
我平生唯一参加的计算机考试就是职称考试，任选4个模块。 n_%JXm#\  
nl|}_~4U  
我连一级也没有考过。 L\8tqy.  
. z6vRTY  

xr)Rx{)3h  

引用

*K6 V$_{S  
矬子里拔将军... _'k?9eN`  
你们那里的俗语是吧? ) w.cCDL c  
%Lexu)odW  
我们这里说"矮子里拔长脚"..应该是同一个意思... 7Cz
ZH kTg  
EnJAHgRV;e  
有趣....各地有表达意思一样却方式不同的俗语.... UD
Hk@M  
Y%b 5{1  
g_}r)CgG|  
你的文章写的有脸皮,没屁眼的, 5rqjqfFa  
让看客大为不满... a3L]'E'*#  
W :PGj0?  
你等着,,估计你以后接到的午夜凶铃就多了... :Xv3< rS<  

sAIL+O  
!6ZkLE[XJ<  
我到现在也没有接到你的午夜凶铃呢！ zm}4=Kz}  

引用

引用第25楼猪小秘于01-20-2011 20:51发表的  : HHD4#XcU  
伍SIR，再次抱拳佩服 ^9o;=!D!9  

W?!(/`J]  
:cop0;X:Wm  
小秘倒是好久不见了呢！宝贝几岁了？很健康活泼吧？

引用

引用第39楼suehan234于01-22-2011 08:00发表的 回 38楼(伍胥之) 的帖子 : s,N%sO;  
佩服，玩也玩得这么专业！ to^ &:  

U?d1  
&F[/@  
只是票友而已，算不上专业的。

引用

引用第46楼清水于03-03-2011 14:50发表的  : /sH3Rk.>  
KP[ax2!x  
介个真的看不懂。 ,2DKphh  
你说你老啦，喜欢怀旧了，才想起来填坑。 e//28=OH  
提醒我也想想，是不是也老啦，是不是也有坑没填呢。 W+&ZYN'E  

I 6a{'c(P  
+q"d=  
你肯定有许多坑没有填，但是我挖的坑更多，但同是我也在你的某个坑里等你填埋呢！

//从指定扇区号dwSector开始，写dwLength长度的数据 ||cG/I&,  
BOOL WriteDisk( HANDLE hpartition, DWORD dwSector, DWORD dwLength, char* lpBuffer){ EYd`qk3  
DWORD dwCB; K_
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LARGE_INTEGER  offset; rAwq$!xx  
offset.QuadPart  =  UInt32x32To64(dwSector ,  512); bgqN&J)Jr)  
SetFilePointer(hpartition,  offset.LowPart,  &offset.HighPart,  FILE_BEGIN); zht^gOs  
if(!WriteFile(hpartition, lpBuffer, dwLength * 512, &dwCB, NULL)){ lz EF^6I  
DWORD error = GetLastError(); R:x4j#(  
MessageBox(NULL,"写入文件失败!",NULL,IDOK); wt[MzpRP  
return FALSE; tfvX0J  
} ,<%Y.x%4z[  
return TRUE; y'xB? >|  
} Byyus[b'A  

'VB 6.0 版 NQ !t`
  
'这不是我写的，它更强悍了。因为可以直接读写物理扇区(CHS)，而不是逻辑扇区。 nM34zVy  
aJ88U69  
Private Declare Function CreateFile Lib "kernel32" Alias "CreateFileA" (ByVal lpFileName As String, ByVal dwDesiredAccess As Long, ByVal dwShareMode As Long, lpSecurityAttributes As Long, ByVal dwCreationDisposition As Long, ByVal dwFlagsAndAttributes As Long, ByVal hTemplateFile As Long) As Long ;FQAL@"Yj  
Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long k dmannM  
Private Declare Function ReadFile Lib "kernel32" (ByVal hFile As Long, lpBuffer As Any, ByVal nNumberOfBytesToRead As Long, lpNumberOfBytesRead As Long, ByVal lpOverlapped As Long) As Long '//declare has changed t=NPo+fm  
Private Declare Function WriteFile Lib "kernel32" (ByVal hFile As Long, lpBuffer As Any, ByVal nNumberOfBytesToWrite As Long, lpNumberOfBytesWritten As Long, ByVal lpOverlapped As Long) As Long '//declare has changed m.EI("n"J  
Private Declare Function SetFilePointer Lib "kernel32" (ByVal hFile As Long, ByVal lDistanceToMove As Long, lpDistanceToMoveHigh As Long, ByVal dwMoveMethod As Long) As Long ooreforr  
'如果用绝对扇区写，那么文件的建立打开都不能用VB的 open 语句了。 XL>Vwd  
5Az=)q4Q  
N?U;G*G  
Private Const GENERIC_READ = &H80000000 bv
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Private Const GENERIC_WRITE = &H40000000 ^E 8&!s  
D)8&v`LS  
Private Const FILE_SHARE_READ = &H1 /$'tO3  
Private Const FILE_SHARE_WRITE = &H2 &OK(6o2m;  
Private Const OPEN_EXISTING = 3 I1BVqIt1i  
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Private Const INVALID_HANDLE_VALUE = -1 =\AI92  
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'//file seek =Bi>$Ly  
Private Const FILE_BEGIN = 0 \eH~1@\S  
Private Const FILE_CURRENT = 1 JGX E{FT  
Private Const FILE_END = 2 +'2Mj|d@p  
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Private Const ERROR_SUCCESS = 0& fySzZ  
Yvs)H'n=  
'//device io control _)O1v%]"4  
Private Declare Function DeviceIoControl Lib "kernel32" (ByVal hDevice As Long, ByVal dwIoControlCode As Long, lpInBuffer As Any, ByVal nInBufferSize As Long, lpOutBuffer As Any, ByVal nOutBufferSize As Long, lpBytesReturned As Long, ByVal lpOverlapped As Long) As Long Y[i>  
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Private Const IOCTL_DISK_GET_DRIVE_GEOMETRY As Long = &H70000   '458752 ZwB< {?  
Private Const IOCTL_STORAGE_GET_MEDIA_TYPES_EX  As Long = &H2D0C04 iKN~fGR
c  
Private Const IOCTL_DISK_FORMAT_TRACKS As Long = &H7C018 j1*'yvGM  
Private Const FSCTL_LOCK_VOLUME As Long = &H90018 g+t-<D"L5  
Private Const FSCTL_UNLOCK_VOLUME As Long = &H9001C D5Wo e&g,  
Private Const FSCTL_DISMOUNT_VOLUME As Long = &H90020 6A;V[3  
Private Const FSCTL_GET_VOLUME_BITMAP = &H9006F 8 ]]uk=P  
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'//type #Z)e]4{!l  
Private Type LARGE_INTEGER xm b]L:4F  
    lowpart As Long LoSblV  
    highpart As Long RZ:Yu  
End Type c^><^LGb  
d
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Private Enum MEDIA_TYPE Mg W0 ).  
    Unknown a&6 3[p.<}  
    F5_1Pt2_512 !fZ\GOx  
    F3_1Pt44_512 'U.)f@L#w  
    F3_2Pt88_512 {3@f(H m  
    F3_20Pt8_512 n'9Wl'  
    F3_720_512 Dz
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    F5_360_512 /qed_w.p  
    F5_320_512 /@X!  
    F5_320_1024 aB0L]i  
    F5_180_512 .C$S DhJ~  
    F5_160_512 & V^Z  
    RemovableMedia UX;?~X  
    FixedMedia
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End Enum 7/a[;`i*!  
rE;*MqYt&
 
Private Type DISK_GEOMETRY tq H7M0Ry  
    Cylinders           As LARGE_INTEGER _?M34&.X  
    MediaType           As MEDIA_TYPE v{Al>v}}n  
    TracksPerCylinder   As Long ^Wo/vm*]  
    SectorsPerTrack     As Long No>XRG+  
    BytesPerSector      As Long 2Hw&}8  
End Type sI7d?+  
!qS~Y
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'//private vars Xt^ldW  
Private hDisk           As Long             'disk handle z6]dF"N  
Private lpGeometry      As DISK_GEOMETRY    'disk info [^$nt  
Private lBufferSize     As Long             'the buffer size of read/write H dw;=]-  

x:\+{-  
Public Function OpenDisk(ByVal FileName As String) As Boolean Fm_^7|  
'// 打开磁盘 &YGd!Q  
    hDisk = CreateFile(FileName, _ ^90';ACFy  
                        GENERIC_READ Or GENERIC_WRITE, _ G|Rsj{2'  
                        FILE_SHARE_READ Or FILE_SHARE_WRITE, _ 9+nB;vA  
                        ByVal 0&, _ N9tH0  
                        OPEN_EXISTING, _ BCYTlxC'  
                        0, _ VdjS\VYe,  
                        0) 'FgBYy/
 
    OpenDisk = Not (hDisk = INVALID_HANDLE_VALUE) U<gMgA  
End Function ExeD3Zj  
8om6wALXB  
Public Function CloseDisk() As Boolean 4='Xhm  
'//关闭磁盘 R8I%Cyc  
    CloseDisk = CloseHandle(hDisk) ,dhJ\cQ~  
End Function dIg/g~ t"  
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Public Function GetDiskGeometry() As Boolean nICc}U?k  
'//获取磁盘参数 .T 6NMIp*  
    Dim dwOutBytes      As Long E;/WP!/.  
    Dim bResult         As Boolean r@ujE,D=k  
     h:-ZXIv?  
    bResult = DeviceIoControl(hDisk, _ 'i;
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                                IOCTL_DISK_GET_DRIVE_GEOMETRY, _ 3_|<CE6  
                                ByVal 0&, 0, _ O;z:?  
                                lpGeometry, Len(lpGeometry), _ 8=CdO|XV
 
                                dwOutBytes, _ [Ul"I-K  
                                ByVal 0&) n^B9Mh@  
     Y<-h#_  
    If bResult Then lBufferSize = lpGeometry.BytesPerSector * lpGeometry.SectorsPerTrack C-E~z{  
    GetDiskGeometry = bResult 1)pwR3(^Fz  
End Function jj_z#6{  
83K)j"!<X  
Public Sub GetDiskInfo(MediaType As Long, _ .A<G$ db ?  
                        Cylinders As Long, _ `ltc)$  
                        TracksPerCylinder As Long, _ 0uV 3J  
                        SectorsPerTrack As Long, _ S[JeW  
                        BytesPerSector As Long) _8A  
'//返回磁盘的参数 #%O|P&rA  
    MediaType = lpGeometry.MediaType U$v|c%6  
    Cylinders = lpGeometry.Cylinders.lowpart yiO!ZT  
    TracksPerCylinder = lpGeometry.TracksPerCylinder I{tY;b'w  
    SectorsPerTrack = lpGeometry.SectorsPerTrack SK [1h
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    BytesPerSector = lpGeometry.BytesPerSector M<^]Ywq*p  
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End Sub r+n0M' ;0  
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Public Property Get BufferSize() As Long pFgpAxl  
'//返回每次读/写的缓冲大小 ?!^ow5"8  
    BufferSize = lBufferSize w=:o//~6j  
End Property )12.W=p  
i)y8MlC{  
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Public Function LockVolume() As Boolean U;`
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'// 将卷锁定 ~k\Dde  
    Dim dwOutBytes  As Long SQ
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    Dim bResult     As Boolean V[ju7\>$Z  
     LvtHWt  
    bResult = DeviceIoControl(hDisk, _ g%Bh-O9\  
                                FSCTL_LOCK_VOLUME, _ uP, iGA  
                                ByVal 0&, 0, _ IR;l{q&`  
                                ByVal 0&, 0, _ E@ J/_l;  
                                dwOutBytes, _ <|Srbs+  
                                ByVal 0&) bCMo8Xh  
    LockVolume = bResult uonCD
8  
End Function (rqc_ZU5  
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]8q#@%v}  
Public Function UnlockVolume() As Boolean h ` qlI1]  
'// 将卷解锁 *N>n5B2  
    Dim dwOutBytes As Long */c4b:s  
    Dim bResult As Boolean \c}_!.xj"  
     Z,zkm{9*  
    bResult = DeviceIoControl(hDisk, _ W
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                                FSCTL_UNLOCK_VOLUME, _ <}75Xo  
                                ByVal 0&, 0, _ B-^r0/y;  
                                ByVal 0&, 0, _ E|{(O
  
                                dwOutBytes, _ Zc9@G-  
                                ByVal 0&) Em)U`"j/9  
    UnlockVolume = bResult Ak3cE_*Y/  
End Function \4Uhc3  
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Public Function DismountVolume() As Boolean )U12Rshl  
'// 将卷卸下,使系统重新辨识磁盘，等效于重新插盘 dUN{@a\R0  
    Dim dwOutBytes As Long #1*
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    Dim bResult As Boolean R !g'zS'  
     =mR~\R( I  
    bResult = DeviceIoControl(hDisk, _ ,ZGU\t  
                                FSCTL_DISMOUNT_VOLUME, _ 3LGX ^J<f  
                                ByVal 0&, 0, _ 5~D(jHY;  
                                ByVal 0&, 0, _ Drm#z05i[g  
                                dwOutBytes, _ A0hKzj  
                                ByVal 0&) mi[t1cN)=  
    DismountVolume = bResult YTpiOPf  
End Function Jq>rA  
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8tfM,.]_i  
Public Function ReadDisk(ByVal Cylinders As Long, _ {uUV(FzF6  
                    ByVal Tracks As Long, _ }uZ/^_U.  
                    db() As Byte) As Boolean .3 >"qv  
'//按柱面和磁道来读取磁盘数据 >~@O\n-t  
    Dim iPos    As Long 4>^LEp  
    Dim lRead   As Long S[ch /  
     4Vtug>  
    iPos = Cylinders * Tracks * lBufferSize M~%P1@%  
     "<Ozoo1&w  
    If SeekAbsolute(0, iPos) Then Q$+6f,m#W  
        ReadDisk = ReadBytes(lBufferSize, db(), lRead) 88Nx/:#Y*  
    End If X*cDn.(I  
End Function +YZ*>ki  
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Public Function WriteDisk(ByVal Cylinders As Long, _ 0N;~(Vt2  
                     ByVal Tracks As Long, _ b@QCdi,u  
                     db() As Byte) As Boolean Q g~cYwX  
'//按柱面和磁道来写磁盘数据 Hlhd6be  
    Dim iPos    As Long 7Tb[sc'  
    Dim lRead   As Long nQGl]2  
     o|:c{pwq  
    iPos = Cylinders * Tracks * lBufferSize EfX\"y  
     %xt;&HE  
    If SeekAbsolute(0, iPos) Then '9{`Czc(Gb  
        WriteDisk = WriteBytes(lBufferSize, db()) 8[b_E5!V  
    End If wZ4w`|'  
End Function T@wgWE<0y_  
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K|pg'VT"  
'///////////////////////////////////////////////////////////////////////////////////// Ml_Hq>
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'//file system 
Q XSS  
!3F3E8%  
Private Function SeekAbsolute(ByVal HighPos As Long, ByVal LowPos As Long) As Boolean FKZ'6KM&A  
'//seek file "; 1@f"k w  
    '//Notice: when you set LowPos=5, the read/write will begin with the 6th(LowPos+1) byte {W+IUvn  
    LowPos = SetFilePointer(hDisk, LowPos, HighPos, FILE_BEGIN) |d$4Fu(M ~  
    If LowPos = -1 Then d1P|v( `S9  
        SeekAbsolute = (Err.LastDllError = ERROR_SUCCESS) :FTx#cZ  
    Else r7)qr%n  
        SeekAbsolute = True E5aRTDLq  
    End If QC,fyw\  
     mT:NC'b<9  
End Function _(zZrUHB  
H;nEU@>"Z  
M"Dv-#f  
Private Function ReadBytes(ByVal ByteCount As Long, ByRef DataBytes() As Byte, ByRef ActuallyReadByte As Long) As Boolean fj|b;8_}l  
'//read data to array s$%t2UaV  
    Dim RetVal    As Long f=k_U[b4>  
    RetVal = ReadFile(hDisk, DataBytes(0), ByteCount, ActuallyReadByte, 0) pf
Be24q  
    'ActuallyReadByte =>> if the bytesRead=0 mean EOF {V,aCr  
    ReadBytes = Not (RetVal = 0) Hf/ZaBn  
     nw4I<Q  
End Function :)Pj()Os|  
TAxu]C$P  
Private Function WriteBytes(ByVal ByteCount As Long, ByRef DataBytes() As Byte) As Boolean dGyrzuPJ  
'//write data from array :Kmn
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    Dim RetVal As Long lArKfs/  
    Dim BytesToWrite As Long arIEd VfNa  
    Dim BytesWritten As Long dI%?uk  
     '-U&S  
    RetVal = WriteFile(hDisk, DataBytes(0), ByteCount, BytesWritten, 0) eFh7#~m  
     "uli~ {IU  
    WriteBytes = Not (RetVal = 0) * N]^(+/A  
End Function g,9&@g/  

这才是我当年写出的一个比较烂的程序 FnKC|X  

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Main2.bas #c!rx%8I  
^T:L6:  
Attribute VB_Name = "SubMain" {dXTj7  
Option Explicit !&xci})7a  
zuu<;^/R  
'采集文件与临时文件 zauDwV=  
Public Const TmpFile As String = "d:\30-0600.dat" b'``0OB)  
'已有数据：30-0600.dat /30日早6点进车与6：30出车头 br^ A<@,d  
I8a3:)  
Public fStatus As Long, hFile As Long, bytesRW As Long, lptrFile As Long 7Db}bDU1 |  
Public hBCFile As Long  '记录采集参数的文件 *`} !{ Mb  
Public Const TmpBMP As String = "d:\1.bmp" ,<N{Y[n]e  
Public hTmpFile As Long T|8:_4/l  

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0 N"N$f  
'采集窗口参数常量 "OwK -  
Public Const FrameH As Long = 280& 0SfW:3  
Public Const FrameW As Long = 768& IyI0|&r2A  
Public Const pFrameSize As Long = FrameW * FrameH /GVjesN  
;4U"y8PVTh  
'标志区范围，用于识别车辆 0-~s0R89A  
Public Const PilarC As Integer = 260   '识别标志立柱中线坐标X Esu{c9,  
Public Const mkW As Integer = 28  '识别标志立柱宽度 +OqEe[Wk#  
Public Const mkH As Integer = 80 ''识别标志立柱高度(上白中黑下白) ta6>St7.  
Public Const mkY As Integer = 4 ''识别标志立柱Y坐标(40-79白, 80-119黑,120-159白) "fr{:'HX  
Public Const mkX As Integer = PilarC - mkW / 2 '识别标志立柱X坐标 9: .m]QN  
'车缝检测位置常数 [GPCd@  
Public Const sSize As Long = 32& ;yajt\a  
Public Const sPos As Long = 310& U sh
IQh  
Public Const sPosL As Long = 200& J5(0J7C  
Public Const sPosR As Long = 500& -)Bvx>8fq-  
'车缝检测框位置 RC}m]!Uz  
Public Slice(1 To sSize, 1 To FrameH) As Byte T/A2Y+@N;  
Public SliceL(1 To sSize, 1 To FrameH) As Byte >23$_'2  
Public SliceR(1 To sSize, 1 To FrameH) As Byte _p>F43%p  
Public avSL As Integer, avSLR As Integer, avSLL As Integer ZNne
8  
IU<lF)PF$  
(H5#r2h%Y
 
Public MKpilar(1 To mkW * mkH) As Byte   '一维数组用于亮度对比度分析，比使用二维数组更便于VB编译优化 dQ:F5|p  
'该数组用于亮度对比度调节、车辆通过识别与车皮间隔识别 ~`Rar2%B  
Public BsLine(1 To 4 * FrameW) As Byte, bsAV As Integer  '图像的前4行。用于确定标志区的亮度与对比度范围 m}u)C&2>  
Public PilarW As Long, PilarH As Long, PilarX As Long, PilarY As Long KF6C=,Yc%  
Public LeftBK(1 To 1024, 0 To 1) As Byte, RightBK(1 To 1024, 0 To 1) As Byte D2g/P8.<A  
'前后帧左右上角128列*8行像素块，根据平均值差绝对值判断进车方向 %&_^I*  
NT0n[o^  
w >2sr^!y  
PtYG% /s  
'一次连续采集的帧数 S)g:+P  
Public tFrames As Long pHuR_U5*?  
41R6V>e@9J  
'在采集卡申请的缓存中，是按帧为单位的，每一帧包含奇偶场两场的数据 }K8e(i6z  
'而该卡的硬件设置是按场采集，只需要读第一场的数据即可。 t7l{^d_L  
'所以要设置的缓存帧的大小是frameW*frameH*2，而一场的数据量为pFrameSize 9/!1J  
Um}AV  
Public pFRAME(1 To FrameW, 1 To FrameH) As Byte T60pw  
Public pBuffer(1 To FrameW * FrameH * 2) As Byte OLPY<ax  
Public pWorkSpace(1 To FrameW * FrameH) As Long Q-<Qm?  
Public Const pBufferSize As Long = FrameW * FrameH * 2 Hdg Ny\  
Public pGray(0 To 255) As Long '整幅图像的灰度直方图 Y0.'u{J*  
k_{?{:X;y  
Public hBoard As Long   '采集卡标识 CIz0Gjtx6m  
Public mBufferAddr As Long  '缓存地址 
?m5EXe  
Public BufferSize As Long  '缓存大小(字节) u7^( ?"x  
Public iCurrentCard As Long ]Zt]wnL+  
Public CapStatus As Long Gbjh|j=  
Public iFrames As Long  63 'X#S  
Public currentBr As Byte, currentContr As Byte JOpH Z?  
aW*k,\:e  
Public hMEM As Long, mStatus As Long )=sbrCl,C/  
Public Const hMemSize As Long = pFrameSize * 4 s;YbZ*oaMe  
Public hMemWork As Long 6_<~]W&  
Public Const hMemWorkSize As Long = pFrameSize * 5 UOsK(mB  
 od{\z  
DI8<0.L  
,#FP]$FK  
'串口接收轨道衡数据 q\}+]|nGs  
Public WeightFromCom As String PxgJ7d  
Public bReceiveComplete As Boolean i(pHJP:a:  
5@%.wb4  
[al$sCD]+  
Public Type GrayBMPHeader T\n6^@.
>  
  Tag As Integer ;1[Z&Uv8  
  FileLength As Long    '文件大小 WPkKbF  
  Reserve1 As Long 04jvrde8-O  
  DataOffset As Long    '图像数据偏移量 "!D y[J  
  BMPHeaderSize As Long  '文件头长 /q+;!E
M  
                        'length of the bitmap info header used to describe the bitmap colors, compression,… 6F!B*lr  
                        'the following sizes are possible: _XT'h;m  
                        '28h - windows 3.1x, 95, nt, … J,:&U wkv  
                        '0ch - os/2 1.x #GLW3}  
                        'f0h - os/2 2.x PcEE`.  
hVmnXT 3Z  
  ImageWidth As Long           '图像宽（像素数） 'UU j(1 f  
  ImageHeight As Long          '图像高(像素数) zPND$3&'  
  PlaneNumber As Integer  '图像层数 %s"&|32  
  bpp As Integer    'bits per pixels    '1 - monochrome bitmap WB?HY?[r  
                                        '4 - 16 color bitmap P woiX#vz  
                                        '8 - 256 color bitmap .=9WY_@SZ  
                                        '16 - 16bit (high color) bitmap %0}^M1  
                                        '24 - 24bit (true color) bitmap (5 @H  
                                        '32 - 32bit (true color) bitmap =qc+sMo  
  Compression As Long '压缩方法     '0 - none (also identified by bi_rgb) EwX&Cj".  
                                    '1 - rle 8-bit / pixel (also identified by bi_rle4) xI1{Wo*2C}  
                                    '2 - rle 4-bit / pixel (also identified by bi_rle8) !ig&8:  
                                    '3 - bitfields (also identified by bi_bitfields) A$r$g\
5+  
  IMAGESIZE As Long  '图像数据字节数 g\fj6  
  hResolution  As Long  '水平分辩率  像素数/米 JC%&d
1  
  vResolution  As Long  '垂直分辩率 bq9w@O  
  ColorsinBMP As Long   '图中所用的颜色。对256色图像总为0x100 ;<N:!$p  
  ImportantColors As Long s :7/\h  
  Pallate(0 To 255) As Long  '图像每个值对应的实际显示颜色,项数对应PallateNumber所指调色板项数 (bQ3:%nD  
End Type tnaFbmp  
0W}qp?  
C<AW)|r_  
u*v<dsGQ  
Public BMPHeader As GrayBMPHeader, BMP1 As GrayBMPHeader RSe4lw  
Public sRECT As RECT &:g:7l]g  
7dcR@v`c  
k`Ifl)  
Public conn As ADODB.Connection -1 Dq_!i  
Public rsTrain As ADODB.Recordset >iae2W`
 
Public rsOperater As ADODB.Recordset 3q}j"x?  
Public rsGoods As ADODB.Recordset w+>+hq  
Public rsGood2 As ADODB.Recordset UL-_z++G  
Public rsSender As ADODB.Recordset ?/"|tuQMW  
Public rsReceover As ADODB.Recordset <|4$TH^t  
Public rsTrainTMP As ADODB.Recordset ] re=8s 6  
dgF%&*Il]O  
hK{H7Ey*  
'打开采集卡 $GFR7YC 7  
'设置参数 E Izy  
'设置为实时单帧采集到缓存方式 #'q7 x  
'由另一线程查询采集状态，如果完成采集，传送至用户数组分析或保存 7n6g;8xE  
7Vsp<s9bj  
?' .AeoE-  
Sub Main() oDV6[e  
  Dim i As Integer, status As Long IO)#O<  
     KF00=HE|]  
   InitBMPinfo @]vY[O!&;  
   '生成BMP文件头---该文件头是固定将pFRAME数组写成BMP文件 H:]cBk^[,  
    BMPHeader.Tag = &H4D42 !*}UP|8  
    BMPHeader.ImageWidth = FrameW P2a5<#_|  
    BMPHeader.ImageHeight = FrameH OIL8'xY.w  
    BMPHeader.BMPHeaderSize = &H28 >PSO]%mE  
    BMPHeader.PlaneNumber = 1 <-!1`@l>  
    BMPHeader.bpp = 8 [p9v#\G; [  
    BMPHeader.Compression = 0 4lB??`UN  
    BMPHeader.hResolution = &H1274   'Windows pBrush.exe的默认值,PhotoED.exe默值为0 s{Y4wvQyB  
    BMPHeader.vResolution = &H1274 (_zlCHB  
    BMPHeader.ColorsinBMP = 256 =&}_bd/]  
    BMPHeader.ImportantColors = BMPHeader.ColorsinBMP WN+i3hC  
    BMPHeader.DataOffset = Len(BMPHeader) >< $LV&  
    For i = 0 To 255
)^ Y+Vn  
      BMPHeader.Pallate(i) = RGB(i, i, i) B6Kl_~gT  
    Next i R,G*]/r`  
    BMPHeader.IMAGESIZE = FrameH * FrameW (
tX3?[ii  
    BMPHeader.FileLength = Len(BMPHeader) + BMPHeader.IMAGESIZE lb.Q^TghU  
Ha`N   
OALNZKP  
    MoveMemory BMP1, BMPHeader, Len(BMPHeader) <'~m1l#2  
     2Q
p}f^  
    BMP1.ImageWidth = FrameW WJOoDS!i  
    BMP1.ImageHeight = FrameH * 2 h9)fXW
 
    BMP1.IMAGESIZE = BMP1.ImageWidth * BMP1.ImageHeight QM F 
 
    BMP1.FileLength = Len(BMP1) + BMP1.IMAGESIZE \4q|Qno8  
GYx0U8MJ[e  
  '确定标志位置,为pilarX, pilarY确定初始值 IibrZ /n6  
   PilarW = mkW GYfOwV!zB  
   PilarH = mkH  '此两项为固定值 Q+=pP'cV  
   PilarX = GetSetting(App.EXEName, "Mark", "MarkX", mkX) 3NtUB;!  
   PilarY = GetSetting(App.EXEName, "Mark", "MarkY", mkY)  '此两项需要在程序初始化时检查并进行调整 P[WkW#  
   *z?Uh$I4  
   Dz: +. @k  
  '连续采集记录文件 b<00 %Z  
  ' 建立一个缓冲区为页对齐方式的文件 `y3'v]  
  If Dir(TmpFile) <> "" Then }+9?)f{?@  
    hFile = CreateFile(TmpFile, GENERIC_READ Or GENERIC_WRITE, _ 0cq@lT6  
     0&, 0&, OPEN_ALWAYS, FILE_FLAG_NO_BUFFERING, 0&) Wr%ov6:  
    ' 在95/98中，如果打开文件时没有声明overlapped方式，在读定文件时就不能使用overlapped参数项 ]8\I{LR  
    ' 而必须用setfilepointer函数调节与操作系统保留的文件指针。 93H Vx#  
  Else J+`aj8_B  
    hFile = CreateFile(TmpFile, GENERIC_READ Or GENERIC_WRITE, _ Ev5~= ]  
     0&, 0&, CREATE_ALWAYS, FILE_FLAG_NO_BUFFERING, 0&) e~SK*vR%]  
  End If ,2nu*+6Y/  
  If hFile = 0 Then $]We|  
    MsgBox TmpFile & ": File Open Error", vbOKOnly {siOa%;*  
    Exit Sub z6iKIw $  
  End If }_]AQN$'G  
  '采集参数记录文件 985F(r  
hBCFile = FreeFile() p H y  
Open TmpFile + ".BC" For Binary Access Read Write As #hBCFile P9bM+@5e  
   TwPQ8}pj?  
hMEM = VirtualAlloc(ByVal 0&, hMemSize, MEM_COMMIT, PAGE_READWRITE)  ’分配系统内容 2|,L 9  
If hMEM = 0 Then I "AjYv4R  
    fStatus = GetLastError 
:3n@].  
    MsgBox "内存分配错误: 错误代码 - " & Str(fStatus) & vbCrLf _ iPTQqx-m$7  
     & "请向技术人员报告该错误代码。", vbOKOnly x,,y}_ YX  
    CloseHandle hFile ,Y/B49  
    Exit Sub tp] 5[U  
End If V.P<>~W  
[yXmnrxA  
hMemWork = VirtualAlloc(ByVal 0&, hMemWorkSize, MEM_COMMIT, PAGE_READWRITE) .J)TIc__|A  
If hMemWork = 0 Then 3F2IL)Hn  
    fStatus = GetLastError 1.cP3kl  
    MsgBox "内存分配错误: 错误代码 - " & Str(fStatus) & vbCrLf _ |#@7$#j  
     & "请向技术人员报告该错误代码。", vbOKOnly = ^NvUrK  
     '释放已成功分配的内存 -`~qmRpqY  
    mStatus = VirtualFree(ByVal hMEM, hMemSize, MEM_DECOMMIT) =\oH= f  
    mStatus = VirtualFree(ByVal hMEM, 0&, MEM_RELEASE) B`B=bn+4  
     Af;Pl|Zh[  
    CloseHandle hFile %+(AKZu:  
    Exit Sub hy*{{f;  
End If /l*v *tl  
a:)FWdp?9  
' Test writing ('5?-  
'WriteFile hFile, ByVal hMEM, ByVal 4096&, bytesRW, ByVal 0& [s>3xWZ+a  
      vmqa_gU\  
   '初始化采集卡参数 R+M=)Z  
   iCurrentCard = -1 X_TjJmc  
   hBoard = okOpenBoard(iCurrentCard) {Yj5Mj|#  
   Debug.Print hBoard f8]sjeY  
   If hBoard = 0 Then ETdXk&AN  
      ExitGrabber ,-#MEr  
      End i)o;,~ee  
   End If by
@KdQow  
   okGetBufferSize hBoard, mBufferAddr, BufferSize !CGX\cvW  
   If mBufferAddr = 0 Then 'QCIKCn<  
     MsgBox "缓存不存在！" );gY8UL^  
     ExitGrabber \Fz9O-jb4  
   End If /I`TN5~  
   Debug.Print Hex(mBufferAddr), Hex(BufferSize) W[8Kia-OD  
   $N=&D_Q  
   8)X9abC  
   currentBr = 128: currentContr = 128 <kK>C8+  
   '设置视频输入参数 xm{]|~^JG  
   okSetVideoParam hBoard, VIDEO_SOURCECHAN, 1 'Video2 5?k5J\+  
      ' lParam=0,1.. Comp.Video; 0x100,101...to Y/C(S-Video), 0x200,0x201 to RGB Chan.Input 2tq2   
   okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 %e E^Y<@g  
   okSetVideoParam hBoard, VIDEO_CONTRAST, currentContr '对比度  ---初始设置条件下如果图像亮度达不到基本要求则控制灯光 fCr2'+O"b  
   okSetVideoParam hBoard, VIDEO_RGBFORMAT, FORM_GRAY8 '8位灰度模式 5naFnm7%  
   okSetVideoParam hBoard, VIDEO_TVSTANDARD, 0 'PAL制式 $Z@*!B^  
   okSetVideoParam hBoard, VIDEO_SIGNALTYPE, &H10000 '逐行（低字）同步开槽（高字） k&dX K  
   okSetVideoParam hBoard, VIDEO_RECTSHIFT, 144 + &H2C0000 '有效区起始位置:高字Y偏移，低字X偏移 (144/44经验值) d05xn7%!{  
   okSetVideoParam hBoard, VIDEO_AVAILRECTSIZE, FrameW + FrameH * 2 * &H10000 '有效区大小：低字X高字Y (768/576采集卡最大值) +`HMl;0m  
   okSetVideoParam hBoard, VIDEO_FREQSEG, 0 ' 低频部分信号 jSY[Y:6md  
   S}@7Z`  
   '设置采集参数 o +a=  
   okSetCaptureParam hBoard, CAPTURE_INTERVAL, 0  '逐帧 ] 3{t}qY$A  
   okSetCaptureParam hBoard, CAPTURE_CLIPMODE, 2 '裁剪方式 }`"}eN @,  
   okSetCaptureParam hBoard, CAPTURE_BUFRGBFORMAT, FORM_GRAY8  '8位灰度 P8d  
   okSetCaptureParam hBoard, CAPTURE_HARDMIRROR, 0 '不作镜像变换 |p6d]#z3  
   okSetCaptureParam hBoard, CAPTURE_FRMRGBFORMAT, FORM_GRAY8 '帧存格式 fu"cX;  
   okSetCaptureParam hBoard, CAPTURE_SAMPLEFIELD, 0 ' 逐场采集 n[3z_QI  
   okSetCaptureParam hBoard, CAPTURE_HORZPIXELS, 944  '水平像素数 PAL制式固定值 Hf`i~6  
   okSetCaptureParam hBoard, CAPTURE_VERTLINES, 625 '垂直线数 )d2Z g  
   okSetCaptureParam hBoard, CAPTURE_SEQCAPWAIT, 0 '不等结束立即返回 0\dmp'j]  
   'okSetCaptureParam hBoard, CAPTURE_BUFBLOCKSIZE, FrameW + FrameH * 2 * &H10000 3f7zW3F  
   'Buffer Block Size不用设置，而用okSetTargetRect函数进行动态调节 >v:ex(y0  
   m-AF&( ;K  
    =_dM@ j  
   okCloseBoard hBoard PJ.\)oP  
   Sleep 50 "I.
6/9  
   hBoard = okOpenBoard(iCurrentCard)   '关闭后重新打开使新的设置值生效 -tg|y  
   +F;2FD$  
   '设置数据传送方式 F0:]@0>r  
   'okSetConvertParam hBoard, CONVERT_FIELDEXTEND, FIELD_COPYEXTEND '逐行并扩展行 "\b>JV5  
   '该设置对本程序无意义，因为程序直接用CopyMemory方法读缓存，而扩展行方式是在用采集卡内置函数读RECT过程中实现的。 QtW9!p7(  
   J2=4%# R!  
   sRECT.Right = -1   '用于获得当前设置值 D\Ak-$kJ^  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) ku]5sd >b  
   Debug.Print sRECT.Left, sRECT.Right, sRECT.Top, sRECT.Bottom b#6S8C+@  
   Debug.Print okSetCaptureParam(hBoard, CAPTURE_BUFBLOCKSIZE, -1)  'FrameW + FrameH * &H10000 UM7@c7B?  
   sRECT.Left = 0 u"v7shRp:  
   sRECT.Top = 0 4\;zz85E  
   sRECT.Right = sRECT.Left + FrameW *)RmX$v3  
   sRECT.Bottom = sRECT.Top + FrameH * 2 {D4FYr J  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) 0'Pjnk-i  
   8
rsc@]W  
   sRECT.Right = -1   '检查新设置值 8Qg10Yjy  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT)  Unk/uk  
   Debug.Print sRECT.Left, sRECT.Right, sRECT.Top, sRECT.Bottom L/8oqO|  
   Debug.Print Hex(okSetCaptureParam(hBoard, CAPTURE_BUFBLOCKSIZE, -1)) Z=JKBoAY  
   op6]"ZV-C  
   If TESTSignal = False Then X1 ^VdJE  
      'ExitGrabber P(D>4/f3"  
   End If fkxkf^g)  
   WX&IQ@  
   #A/OGi  
   V:n0BlZ,B  
   '设为实时采集状态 hFIh<m=C?Y  
   'iFrames = okCaptureActive(hBoard, BUFFER, 0&) ?@b6(f xX  
   v)5;~.+%  
   ?:;;0kSk  
   '单帧采集 -n _Y.~  
   'okWaitSignalEvent hBoard, EVENT_FRAMEHEADER, -1 V\L;EHtc$  
   'iFrames = okCaptureSingle(hBoard, BUFFER, 0&) UQl?
_[G  
   okCaptureTo hBoard, BUFFER, 0, 1 'single rqamBm 5  
   'Do While okGetCaptureStatus(hBoard, False) <> 0 .vu7$~7  
   '   Sleep 20 *S;}&VAZ  
   'Loop ]Ur/DRNS  
   okGetCaptureStatus hBoard, True C]ss'  
   MoveMemory pFRAME(1, 1), ByVal mBufferAddr, pFrameSize +A3/^C0  
   '写入768*576测试图象 |qNe_)  
   ArrayToBMP TmpBMP 5|H;%T3_  
   ?2<) Jw  
   '打开数据库 8}'iEj^ e  
   Set conn = New ADODB.Connection \*$^}8  
   conn.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;" & _ " DW~E\Y  
      "Persist Security Info=False;Data Source=" & "c:\train\train.mdb" & _ \"
O5li3n  
      "; Mode=Read|Write" ea
3w  
   conn.Open k~tEUsv  
   W:r[o%B  
   frmRecord.Picture1.Picture = LoadPicture(TmpBMP) ReaZg ?:h  
   frmRecord.Visible = True <o(;~  
   frmQuery.Visible = True K.  ;ev  
   Load frmReceiveFromComm 6FB0g8  
   fd)8lK[KJ"  
   '调试参数 FZ-Wgh 0z  
   If InStr(UCase(Command()), "/CAPTURE") > 0 Then c^r8
<KlI9  
     SignalBox.Visible = True qed_PsI  
   End If )d3 09O  
   If InStr(UCase(Command()), "/COMM") > 0 Then fbq$:Q44
 
     frmReceiveFromComm.Visible = True :5k* kx#y  
   End If j 3<Ci {3  
6<&A}pp  
End Sub zj`c%9N+  
uMcI'=  
Sub ExitGrabber() 'LYDJ~  
  '关闭数据库 m%|\AZBA#  
  '关闭采集卡 8~'cP?  
  mStatus = VirtualFree(ByVal hMEM, hMemSize, MEM_DECOMMIT) C[
^VM$  
  mStatus = VirtualFree(ByVal hMEM, 0&, MEM_RELEASE) >dA l*T  
  mStatus = VirtualFree(ByVal hMemWork, hMemWorkSize, MEM_DECOMMIT) B"43o7C  
  mStatus = VirtualFree(ByVal hMemWork, 0&, MEM_RELEASE) tia}&9;  
  okStopCapture hBoard {<-s&%/r  
  okCloseBoard hBoard AzU:Dxr>.G  
  CloseHandle hFile `cGks  
  Close #hBCFile \Id8X`,eD  
  conn.Close jX7K-L  
  End G@7^M}  
End Sub mA(kq  
c9|4[_&B~  
Function ArrayToBMP(ByVal File As String) Jq_\r'YE  
Dim BytesWrite As Long Id=
20og  
q%3VcR$J  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, 0&, 0&, _ )PN8HJAArh  
  CREATE_ALWAYS, 0&, 0&) 4E''pW]8  
P27Ot1px  
If hTmpFile = 0 Then gfL:SP8  
   ArrayToBMP = False
Thggas,  
   Exit Function P y'BMk  
End If 7Jb&~{
DVk  
j7P49{  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN [+[W\6
 
WriteFile hTmpFile, BMPHeader, 2&, BytesWrite, ByVal 0& $JFjR@j  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN |O8e;v72g^  
WriteFile hTmpFile, BMPHeader.FileLength, Len(BMPHeader) - 2, BytesWrite, ByVal 0& Oc)n,D)0  
rc=E%Qv%?  
SetFilePointer hTmpFile, Len(BMPHeader), 0&, FILE_BEGIN #}~tTL  
WriteFile hTmpFile, pFRAME(1, 1), pFrameSize, BytesWrite, ByVal 0& ]j&m\'-s  
7?fgcb3  
If BytesWrite < pFrameSize Then 7ZUN;mr  
  ArrayToBMP = False wkt4vE87  
End If e9p/y8 gC  
| R,dsBd  
CloseHandle hTmpFile x^y$pr  
?
'V78N sA  
End Function G@s:|oe  
k=)U  
Function ArrayToBMP1(ByVal File As String) :DH@zR  
e
u(Fhs   
Dim BytesWrite As Long 0]>bNbLB"  
*"^X)Y{c+l  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, FILE_SHARE_READ Or FILE_SHARE_WRITE, 0&, _ AH,?B*zGj  
  CREATE_ALWAYS, 0&, 0&) 2-F7tcya|  
i;HXz`vT7  
If hTmpFile = 0 Then ?O25k!7  
   ArrayToBMP1 = False 8r(Vz  
   Exit Function UC&$8^  
End If *JOK8[Qn  
qZ<n\Mt  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN xM_#FxJb  
WriteFile hTmpFile, BMP1, 2&, BytesWrite, ByVal 0& YdI6|o@vc  
5H ._Q  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN +:Zwo+\kSN  
WriteFile hTmpFile, BMP1.FileLength, Len(BMP1) - 2, BytesWrite, ByVal 0& 29Uqdo  
I gJu/{:y^  
SetFilePointer hTmpFile, Len(BMP1), 0&, FILE_BEGIN &OU.BR>  
WriteFile hTmpFile, pBuffer(1), pBufferSize, BytesWrite, ByVal 0& BFNO yv  
#hBqgG:>  
If BytesWrite < pBufferSize Then M>k&WtqK  
  ArrayToBMP1 = False dz#"9i5b  
End If LNL}R[1(  
}-[l)<F:  
CloseHandle hTmpFile .\bJ,of9  
i3 js'?7E  
End Function SrA6}kS  
jnV#Q ;  
'使用该过程建立的文件要求在用后关闭 (CQ! &Z8  
Public Function ArrayToBMP2(File As String) As Boolean UB@(r86d  
@;EQ
{d  
Dim BytesWrite As Long ]Jz=.F sO  
}Z <I%GT  
ArrayToBMP2 = True v=^^Mr"Z^  
&tOo[U?  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, FILE_SHARE_READ Or FILE_SHARE_WRITE, 0&, _ S%RxYJ(  
  CREATE_ALWAYS, FILE_ATTRIBUTE_TEMPORARY, 0&) wo9R:kQ  
+9HU&gQ3  
If hTmpFile = 0 Then 6Emn@Mn=  
   ArrayToBMP2 = False 9No6\{[M  
   Exit Function -n:2US<  
End If Nr@,In|JS  
Yte*$cJ=  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN (0`rfYv5.R  
WriteFile hTmpFile, BMPHeader, 2, BytesWrite, ByVal 0& !d##q)D f?  
1XS~b-St  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN Qe~C}j%  
WriteFile hTmpFile, BMPHeader.FileLength, Len(BMPHeader) - 2, BytesWrite, ByVal 0& X[J<OTj`$  
^aaj=p:cV  
SetFilePointer hTmpFile, Len(BMPHeader), 0&, FILE_BEGIN WGV]O|  
WriteFile hTmpFile, pFRAME(1, 1), pFrameSize, BytesWrite, ByVal 0& (F'~K,0  
-t
_&H\_T  
If BytesWrite < pFrameSize Then 3\2&?VAjR  
  ArrayToBMP2 = False D u<P^CE  
End If d^'_H>x  
55v=Ij?M  
CloseHandle hTmpFile @.e4~qz\  
Z@q1&}D!  
End Function IiKU=^~w  
xEG:KSH  
Private Function TESTSignal() As Boolean <_/etw86Z  
Dim extsign As Long, videotype As Long, scanlines As Long, fieldfrq As Long  !5 S#  
`y'%dY}$n  
extsign = okGetSignalParam(hBoard, SIGNAL_VIDEOEXIST) Mx}r! Q  
_~Lu%  
If extsign = 1 Then 9Zx| L/\  
   TESTSignal = True z7fX!'3V  
Else [?z;'O}y  
    If extsign = 0 Then F]OWqUV  
        MsgBox "无视频输入信号，检查摄像机电源！", vbOKOnly Va[&~lA)  
        TESTSignal = False k1[`2k:Hk  
        Exit Function }r04*P(  
    End If #W:.Fsq  
End If Q*1Avy6]  
5!Er;e  
'测试视频输入类型 n_sV>$f-u  
'video type (fc_V[(m"  
okWaitSignalEvent hBoard, EVENT_ODDFIELD, 40 ",YNphjAn  
videotype = okGetSignalParam(hBoard, SIGNAL_VIDEOTYPE) X>dQK4!R  
If videotype = 1 Then ZV Ko$q:F  
        '"隔行信号(Interlaced)" 8Ogg(uS70'  
Else (ht"wY#T<(  
   If videotype = 0 Then PR;Bxy  
       '"逐行信号(Non-interlaced)" SP0ueAa}  
   Else $jk4H+H-  
     If videotype = -1 Then 6@Q; LV+  
       ' "不支持" FUI/ A>  
     End If %4VM"C4[  
   End If L<  
End If .t^1
e  
|QrVGm@2  
'测试垂直扫描线数 &IQNsJL!e  
'video scanlines ; <- f  
scanlines = -1 El}~3|a?  
scanlines = okGetSignalParam(hBoard, SIGNAL_SCANLINES) .yDR2sW  
    If scanlines = -1 Then P'}E
Z'  
        ' "不支持" Njo.-k  
    Else ZrYRLg  
        'Trim(Str(ScanLines)) + " 行数/幅" 6T"
5,Q</h  
    End If oKRI2ni$j9  
_b
h$ t  
'测试帧频  uvDOTRf  
'video field frequency } %3;j5 ;6  
    fieldfrq = okGetSignalParam(hBoard, SIGNAL_FIELDFREQ) r 8N<<^  
    If fieldfrq = -1 Then e23&d  
        'lblSignal(8) = "不支持" x+sSmW  
    Else :4:U\k;QwA  
        'lblSignal(8) = Trim(Str(FieldFRQ)) + " 场数/秒" }T%E;m-  
    End If Mf5kknYuL9  
End Function p+I`xyk  
gC6Gm':c  
__z/X"H  
Sub PicIdentify() 6/a%%1c1  
'本程序完成从文件中按顺序读出一幅图像并完成图像识别 i&HU7mP/  
'根据固定位置判断透过车皮连接处接收的对面的立柱影像。出现立柱后该帧前1-2帧与后1-2帧分别为车号信息与车皮信息 }lk9|U#6*`  
'判定标准：如果在立柱位置上有明显的模式反差，则视为车皮之间的间隔 i39_( )X  
'方法：对立柱标志区进行平均值二值化，面积为32*40，亮区（255）与暗区（0）的亮度平均值理论差大于200倍，实际差值应不小于100倍 UeUOGf ,  
a#0*#&?7@  
  Dim fPTR As Long, cFrame As Long >U:-U"rA?  
  Dim i As Long, j As Integer, pTotal As Long, pAV As Integer ][f0ZMa  
     @$b7 eu  
b#(QZ  
cFrame = 0 Ow0~sFz  
1\jj3Y'i'  
H1evW  
Do While cFrame < tFrames 98}l`J=i  
   )x5w`N]lm  
  fStatus = SetFilePointer(hFile, cFrame * pFrameSize, 0&, FILE_BEGIN) E]Cm#B  
  fStatus = ReadFile(hFile, ByVal hMEM, ByVal pFrameSize, bytesRW, ByVal 0&) V(G{_>>  
  MoveMemory pFRAME(1, 1), ByVal hMEM, pFrameSize n`Ypv{+ {%  
   %*L 8W*V  
  frmRecord.RText.Text = Str(cFrame) \KEmfCx'n  
  frmRecord.RText.Refresh
$9@Z\0   
       7CT446
 
  If CheckMark = True Then IFSIQ q  
   ArrayToBMP TmpBMP NR^Z#BU  
   frmRecord.Picture1.Picture = LoadPicture(TmpBMP) V2Z
^W^  
   frmRecord.RText.Text = "第" & Str(cFrame) & "帧" b^Do
[o}5  
   TIV|7nKL  
   DrawSlice X/!Y mV!  
   H8c -/  
   'i = MsgBox("检测到立柱：第" & Str(cFrame) & "帧", vbYesNo) 9dg+@FS}=  
   'If i = vbNo Then Vg7+G( ,  
   '  Exit Do Gy
E5jh2  
   'End If CIR2sr0a  
   'cFrame = cFrame + 1 2$Z4 >!  
   q!d7 Ms{q  
  End If ,|O|gh$s  
  DoEvents (Q"s;g  
  cFrame = cFrame + 1 Kt#X'!9/<  
Loop (i)O@Jve  
End Sub gZ(\/m8Z  
5IG#-Q(6sp  
kKQD$g
.z6  
Function CheckMark(Optional iBlk As Integer = 30, Optional iWhite As Integer = 230) As Boolean c*8k _o,  
7r3EMX\#Qm  
'如标志区模式反差存在则为TRUE，否则返回FALSE $nthMx$  
yX\~{%  
Dim i As Integer, j As Integer, mTotal As Long, mAV As Single, mTop As Long, mBot As Long En+`ZcA\z  
CheckMark = True <XpG 5vV  
   uCFpH5>  
'复制标志区 ovtZHq/  
For i = 1 To mkH YZ0Q?7l7  
   MoveMemory MKpilar((i - 1) * PilarW + 1), pFRAME(PilarX, PilarY + i), PilarW (.M &nN'Ce  
Next i Mc|UD*Z  
9@(V !G  
For j = 1 To PilarW * PilarH / 2 Jl)Q#  
   mTop = mTop + MKpilar(j) Yu9(qRK  
Next j g*U[?I"sC  
M/6q ^*  
For j = PilarW * PilarH / 2 + 1 To PilarW * PilarH ^O5PcV3Eg  
   mBot = mBot + MKpilar(j) 6K.0dhl>`B  
Next j uoY]@.  
r-}C !aF]  
mTop = mTop / PilarW / PilarH * 2 =sXk,I;  
mBot = mBot / PilarW / PilarH * 2 4!+IsT  
gdBH\K(\  
mAV = (mTop + mBot) / 2 + (mBot - mTop) / 4 '标志区平均亮度 :EC[YAK+D  
9&4z4@on  
'平均值极值化 -1F
+,+m  
  For j = 1 To PilarH * PilarW p6{8t}  
    MKpilar(j) = IIf(MKpilar(j) > mAV, 255, 0) JOq&(AZe  
  Next j kEdAt5/U{  
   O~bzTn
 
mTop = 0: mBot = 0 9H%L;C5<  
For j = 1 To PilarH * PilarW / 2 CwzDkr&QC_  
  mTop = mTop + MKpilar(j) o 3 G*   
Next j $T'lWD*  
^^*dHWHn<  
For j = PilarH * PilarW / 2 + 1 To PilarH * PilarW 5 .bU2C  
  mBot = mBot + MKpilar(j) E7Pz~6  
Next j pu+jw <7  
\H?r[]*c%  
_%aJ/Y0Cy  
  mTop = mTop / PilarH / PilarW * 3  cCy*?P@  
  mBot = mBot / PilarH / PilarW * 3 Xpf:I  
   H|!|fo-Tx  
9 &KiG* .  
If mBot > iWhite And mTop < iBlk Then lGN{1djT  
  CheckMark = True O Egp!J  
Else `oH6'+fT`;  
  CheckMark = False I_h&35^t  
End If , rc %#eF  
End Function l:VcV  
Pu|3_3^  
Sub Capture1Frame() [RUYH5>Ik  
   okCaptureTo hBoard, BUFFER, 0, 1 'single 3hzKd_  
   okGetCaptureStatus hBoard, True xCiq;FFR  
   MoveMemory pFRAME(1, 1), ByVal mBufferAddr, pFrameSize bu r0?q
  
End Sub ~d6zpQf7>  
dxeLu  
Z:%~Al:  
Sub CopyMark(iBlk As Integer, iWhite As Integer)  Hn,;G`{  
'复制标志区并返回标志区暗区与亮区的亮度平均值 M,9f}V)  
Dim i As Integer, j As Integer, mTotal As Long, mAV As Single, mTop As Long, mBot As Long, mMid As Single, bsTotal As Long 7pz #%Hf  
   |rk4,
NG.  
'复制标志区 }Ias7d?re  
For i = 1 To mkH 4T:@W C  
   MoveMemory MKpilar((i - 1) * PilarW + 1), pFRAME(PilarX, PilarY + i), PilarW 7%^/Jm  
Next i uyWt{>$  
_"c?
[n  
For j = 1 To mkW * mkH / 2 h.h\)>DM@  
   mTotal = mTotal + MKpilar(j) Hk|wO:7
Be  
Next j ER$qL"H U  
p#(5 ;  
iBlk = mTotal / (mkW * mkH / 2)  '标志区上部白区平均亮度 |`6*~ci UV  
sq'bo8r  
mTotal = 0 B"I^hrQ  
For j = mkW * mkH / 2 + 1 To mkW * mkH 0W>,RR)  
   mTotal = mTotal + MKpilar(j) vq JjAls  
Next j ZC:7N{a  
nx'D&,VX  
iWhite = mTotal / (mkW * mkH / 2) '标志区下部黑区平均亮度 T|Fl$is  
w+3-j  
'背景亮度 L,wEUI  
  MoveMemory BsLine(1), pFRAME(1, 1), 4 * FrameW EJ`"npU  
  For i = 1 To 4 * FrameW <-m[0zgq  
    bsTotal = bsTotal + BsLine(i) >FM2T<.;  
  Next i OuF%!~V  
  bsAV = bsTotal / FrameW / 4 aRF}FE,u  
-|A`+1-R+  
End Sub P>i[X0UnL  
p!3!& {  
1$ C\`  
Sub AdjIMGbright(Optional bInit As Boolean = True) Vu_QwWXO  
?Q%X,!~\:  
  '自动调节亮度与对比度,此时处于无车辆状态（白天特别高，而夜间特别暗） OB5`a,5dI  
  '图像平均亮度白天不高于200（当车辆通过时可能会下降到100左右）,不低于100 hE>%LcP  
  '            夜间不高于80（过高时通常是由于雪花噪声引起）,但立柱不低于30 x\R 8W8M  
     if
y}xv  
  Dim bsTotal As Long, i As Integer, iBlack As Integer, iBright As Integer S+&Bf ~~D  
   =L&}&pT  
  '按标准亮度与对比度采集一帧，确定背景亮度 EG[Rda  
  currentContr = 128   '初始对比度 iqPMCOPZ  
  currentBr = 128   '初始亮度 5ki<1{aVtZ  
  okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 w0L+Sj db  
  okSetVideoParam hBoard, VIDEO_CONTRAST, currentContr '对比度 =5m~rJ<
{  
  DoEvents [oh0 )wzB  
  Capture1Frame a
vo[~ `.  
  '获得图像上缘4行象素 u'+;/8  
  MoveMemory BsLine(1), pFRAME(1, 1), 4 * FrameW ;/g Bjp]H  
  CopyMark iBlack, iBright   '图像标志区亮度 o79EDPX  
  For i = 1 To 4 * FrameW f+Ht  
    bsTotal = bsTotal + BsLine(i) ?#P@N4Uw}y  
  Next i ?B~S4:9  
  bsAV = bsTotal / FrameW / 4    '图像上缘基线亮度 kls 6Dk#  
   "WE*ED  
  Select Case bsAV a"&Gs/QKSC  
     Case 0 To 60    '夜间通过灯光照明,完全没有背景 8%D 2G i  
       currentBr = 150 (7_}UT@w-  
       currentContr = 60 %ryYa  
     Case 61 To 80   '有可见背景 7[? {wbq  
       currentBr = 140 7awh__@  
       currentContr = 70 wz=c#}0dB  
     Case 81 To 100  '有清晰背景 )4BLm  
       currentBr = 128 ~*Kk+w9H<  
       currentContr = 80 TmIw?#q^  
     Case 100 To 150  '有明亮背景 i917d@r(<  
       currentBr = 140                '5:30-6:00钟实测数据 Q9h;`G 7t  
       currentContr = 50 ?m>! P@ M  
     Case 151 To 180 
U}2b{  
       currentBr = 130 R9`37(c9+  
       currentContr = 60 ^J-\s_)"  
     Case 181 To 220  '背景全为白色 h#7p&F  
       currentBr = 110 z->[:)c  
       currentContr = 130 w5uOkz #  
     Case 221 To 255  '背景全为白色 5ps7)]  
       currentBr = 100 j !<(`  
       currentContr = 100 ~y.t amNW  
  End Select eQqx0+-0c  
   H!yqIh  
  Select Case (iBlack + iBright) / 2   '图像反射光强度修正  &@h(6  
        Case 100 To 150 I c 2R\}q  
          currentBr = currentBr - 10 2/m4|  
        Case 151 To 255 (!B1}5"  
          currentBr = currentBr - 20 sbi+o,%1  
  End Select HXp$\%A)  
   E\Et,l#|LY  
  okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 {WoS&eL  
  okSetVideoParam hBoard, VIDEO_CONTRAST, currentContr '对比度 6_w
j,7  
End Sub c Y(2}Ay  
\DC0`  
Sub CopyCorner(rowID As Integer, diffL As Integer, diffR As Integer) osdl dS  
    Dim i As Integer, j As Integer, L1 As Long, L2 As Long, R1 As Long, R2 As Long tlJ@@v&=  
     lqoJ2JMy  
    For i = 1 To 8 6./3w&D;  
      MoveMemory LeftBK((i - 1) * 128 + 1, rowID), pFRAME(1, i), 128& L6=` x
a,  
      MoveMemory RightBK((i - 1) * 128 + 1, rowID), pFRAME(640, i), 128& FLzC kzJ:6  
    Next i $vK(Qm   
     +XP9=U*g  
    For j = 1 To 1024 ]
d]rV `RF  
      L1 = L1 + LeftBK(j, 0) u?B9zt%$-m  
      L2 = L2 + LeftBK(j, 1) |qFCzK9tD/  
      R1 = R1 + RightBK(j, 0) +<1MY'> y  
      R2 = R2 + RightBK(j, 1) r?j2%M\  
    Next j nqMXE82  
    diffL = Abs(L1 - L2) / 1024 lrL:v~g  
    diffR = Abs(R1 - R2) / 1024 
{oK4 u  
End Sub gJC~$/2  
yrVk$k#6}  
Function CheckSlice() As Boolean .ZK^kcyA  
  CopySlice avSL, avSLR, avSLL m#.N  
  If Abs(avSL - avSLL) > (Abs(avSLL - avSLR) + 5) * 4 Then GLE/ 1  
    CheckSlice = True ?6T\uzL +%  
  Else ev"f@y9Do  
    CheckSlice = False /_l$h_{DH  
  End If kt;uB X3  
End Function 'V#$PZx  
iVe"iH  
Sub CopySlice(avSL As Integer, avSLR As Integer, avSLL As Integer) X&14;lu%p  
  Dim i As Long, j As Long, total As Long, totalL As Long, totalR As Long _aj,tz  
  For i = 1 To FrameH 8.m9 =+)8  
    MoveMemory Slice(1, i), pFRAME(sPos, i), sSize JULns#tx}  
    MoveMemory SliceL(1, i), pFRAME(sPosL, i), sSize FZ~^cK9g:  
    MoveMemory SliceR(1, i), pFRAME(sPosR, i), sSize e"O c  
  Next i J':x]_;  
  For i = 1 To FrameH M!)~h<YL  
    For j = 1 To sSize &kp`1kv":  
       total = total + Slice(j, i) "vL,c]D  
       totalL = totalL + SliceL(j, i) d,d ohi  
       totalR = totalR + SliceR(j, i) [;RO=  
    Next j 2Mo oqJp  
  Next i O=E?m=FR"  
  avSL = total / FrameH / sSize lzDA0MPI:  
  avSLR = totalR / FrameH / sSize *'ffMnSZ  
  avSLL = totalL / FrameH / sSize =dM'n}@U  
End Sub V|W[>/  
x^]J^L45  
Sub DrawSlice() 64R
~ $km  
   frmRecord.Picture1.Line (sPosL, 0)-(sPosL + sSize, FrameH), RGB(255, 0, 0), B si=m5$V  
   frmRecord.Picture1.Line (sPos, 0)-(sPos + sSize, FrameH), RGB(0, 255, 0), B Yw_^]:~  
   frmRecord.Picture1.Line (sPosR, 0)-(sPosR + sSize, FrameH), RGB(0, 0, 255), B
>Xv Fg  
   frmRecord.RText.Text = Str(avSLL) & "/" & Str(avSL) & "/" & Str(avSLR) u]uZc~T  
End Sub RR9G$}WS(  
Sub DrawMark(pic As Control) ~,O&A B
  
   Dim i As Long, j As Long  A$o7<Hx  
   pic.Line (PilarX, FrameH - PilarY)-(PilarX + PilarW, FrameH - PilarY - PilarH / 2), RGB(255, 0, 0), B Rw!wfh_+  
   pic.Line (PilarX, FrameH - PilarY - PilarH / 2 - 1)-(PilarX + PilarW, FrameH - PilarY - PilarH), RGB(0, 0, 255), B [wv;CUmgc  
   For i = 1 To PilarH G~nQR qv  
     For j = 1 To PilarW (29BS(|!  
       pic.PSet (PilarX + PilarW + 10 + j, FrameH - PilarY - i), RGB(MKpilar((i - 1) * PilarW + j), 0, 0) |\3X7)^8D  
     Next j VSLi{
=#  
   Next i Sxzt|{  
End Sub 
dp DPSI  
(R|Ftjs .  
Function avIMG() As Integer IJ E{JH  
  Dim i As Long, j As Long, totalIMG As Long ]r.95|V*  
  MoveMemory pBuffer(1), pFRAME(1, 1), pFrameSize >,}SP;  
  For i = 1 To pFrameSize !l5&>1?  
    totalIMG = totalIMG + pBuffer(i) DT#F?@LG(  
  Next i ~lH_d[  
  avIMG = totalIMG / pFrameSize DICS6VG}  
End Function *1c1XN<7  
T7q E 2  
Function avRegion(barCol As Integer, barWidth As Integer) As Integer uP NZ^lM  
  Dim i As Long, j As Long, totalIMG As Long NPjNkpWm&=  
  For i = 1 To FrameH Mv\]uAT`  
     MoveMemory pBuffer((i - 1) * barWidth + 1), pFRAME(barCol, i), barWidth '"M9`@Y3^  
  Next i tx_h1[qi  
  For i = 1 To FrameH * barWidth ]b'"l  
    totalIMG = totalIMG + pBuffer(i) w)7s]Ld  
  Next i 4IGn,D^  
  avRegion = totalIMG / pFrameSize u#Y#,:{  
End Function  Xn=  

一共这么多文件。 D7|qFx;]g  
L<W2a(  
这是我用VB写出的最大的程序，也是用API最多的。

拍下的火车 u`?v-  
第6车皮 0'zX6%  

n@_aTY  
k@}g?X`8  
第9车皮 QA=mD^A  
*|B
t!  
  

从这里里分离出来的。

[m0G;%KR
/  
=58:e7(df  
这个地方现在已经变化很大了。以前紧靠山东农科院的实验田

下一次练手，也是VB，不过只是用CCD测量济钢中板车间轧机出来的板的宽度。 pSdtAv  
jL,P )TC  
这一次，我自己做了一个二进制的尺子，用CCD在一个盒子里读尺。

继续填 BotNET 或Pynthon? 有没有XDJMs接龙啊 ？ BPd * @l  
P2g}G4qf  

继续填个坑： &~V6g(9  
Xk`'m[  
用VBA控制WORD自己修订学生毕业文的格式。 tvcM< e20