引用

引用第20楼newport93于06-14-2010 13:47发表的  : 7=4A;Ybq  
9+YD!y  
老五，I 服了U。 ANH4IYd3  
V%
HS\<$h  
哪一天等俺退休了，也写一个The Non-Progamming career of an ex-programmer。哈哈哈。。。。。 AV&yoag1  

r^$~>!kZ|  
E& 36H  
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! f<y&\'3  

引用

引用第3楼阿散于03-19-2010 22:49发表的  : ApPy]IdwX  
Is that what you wanted to express yourself to us with the whole blank message but the very big title? |pZo2F!.  

KGZ?b2N?Va  
oL/o*^  
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  : vW.%[]  
老伍在写交代材料啊，而且写在一个ZT的贴下，哈哈。 %u]6KrG18b  

>?XbU}  
si/er"&o  
这不是怕您见笑嘛！现在露馅了，只得继续招供了。 F1|zXg)  
rb_Z5T  
可以从宽不？

引用

引用第10楼卡拉于06-13-2010 21:49发表的  : ~"mj;5Id  
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。 NM L|"R;
 

<Ry$7t,  
>iy^$bqF  
其实标题没有什么，卡总既然改了就不必再改回了。 BF|*"#s  
.:0M+Jr"  
主要是当初写的时候真是顶着锅盖写的。 QaMDGD  
{vfq  
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  : '8={ sMy  
哦, 打倒忽悠大家的家伙.      ~,G]glu8  

s[Gswd  
f\=6I3z  
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  : qAbd xd[  
每个人的故事对其他人都是故事, yW:AVqE)t  
自己的故事也是其中之一. CL )%p"[x  
跳出来看, T#/11M$uQ  
不过是众人中的一个人的故事. Ss+F9J  
XJ _%!  
所以,接着听故事. 4NI'(#l  
^Wk0*.wg  
女人们有兴趣的就等老伍开个新帖或者跟贴, tB!|p6  
听他痛说恋爱革命历史.... WSSaZ9 =  
0pCDEs  
杂家接着听他自学程序员历史, ^:U;rHY  
高级程序员考了吗? r=|vad$  

pdy+h{] 3  
s1v{~xP  
这个恋爱革命史还是等你痛改前非换个新ID来讲吧！ Y& m<lnB  
G*=H;Upi  
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。
qWkx:-g]  
&#%D.@L  
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。 Up u%.[7  

引用

引用第21楼阿散于06-14-2010 22:33发表的  : OfW%&LA MQ  
引用第19楼伍胥之于06-14-2010 12:33发表的  : xvHOY:  
aTi0bQW{  
W0+u)gDDz  
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。 ^75pV%<%  
<'V A=orD  
我连一级也没有考过。 E:%>0FE  
. "hz>{oe  

x={kjym L  

引用

yM
W'-\  
矬子里拔将军... v)TUg0U=,  
你们那里的俗语是吧? *?s/Ho &'  
*:k~g].Iz  
我们这里说"矮子里拔长脚"..应该是同一个意思... &C\=!r0j^  
j`Tm\!q  
有趣....各地有表达意思一样却方式不同的俗语.... vxF:vI# @  
[+yG DMLs  
uTxX`vH@!  
你的文章写的有脸皮,没屁眼的, bW}b<(y  
让看客大为不满... ?
#x'_2  
PZ~`O  
你等着,,估计你以后接到的午夜凶铃就多了... `AB~YX%(  

Bc5YW-QD  
n&3iz05}  
我到现在也没有接到你的午夜凶铃呢！ L,tZh0  

引用

引用第25楼猪小秘于01-20-2011 20:51发表的  : R994R@gz  
伍SIR，再次抱拳佩服 MYKs??]Y1  

.dy#n`eP  
AEiWL.*.  
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 : WV5r$   
佩服，玩也玩得这么专业！ ]Om'naD  

S.zg&  
Lg\8NtP  
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  : x9FLr}e  
60
Xl.  
介个真的看不懂。 Y3 Pz00x  
你说你老啦，喜欢怀旧了，才想起来填坑。 dXf]G6  
提醒我也想想，是不是也老啦，是不是也有坑没填呢。 48*Oh2BA  

D;16}D  
w R5\^[GN  
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 B` t6H  
BOOL WriteDisk( HANDLE hpartition, DWORD dwSector, DWORD dwLength, char* lpBuffer){ : 9djMsd  
DWORD dwCB; 02]8|B(E90  
LARGE_INTEGER  offset; e{qp!N1!  
offset.QuadPart  =  UInt32x32To64(dwSector ,  512); .P|+oYT&g  
SetFilePointer(hpartition,  offset.LowPart,  &offset.HighPart,  FILE_BEGIN); ;L\!g%a   
if(!WriteFile(hpartition, lpBuffer, dwLength * 512, &dwCB, NULL)){ k8S
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DWORD error = GetLastError(); iZDb.9@&t  
MessageBox(NULL,"写入文件失败!",NULL,IDOK); t wa(M?  
return FALSE; mM\!4Yi`7  
}  8o%<.]   
return TRUE; {y+v-v/#  
} V{a}#J  

'VB 6.0 版 luG023'  
'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。 (F4dFh  
)Bm^aMVl3  
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 "W,"qFx  
Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long h^[ppc{Z  
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 kG|>_5  
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 ]XpU'/h>q;  
Private Declare Function SetFilePointer Lib "kernel32" (ByVal hFile As Long, ByVal lDistanceToMove As Long, lpDistanceToMoveHigh As Long, ByVal dwMoveMethod As Long) As Long z Et6  
'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。 U&d-?PI  
~]6Oz;~<3  
3Aqe;Wf9%+  
Private Const GENERIC_READ = &H80000000 U:etcnb4w>  
Private Const GENERIC_WRITE = &H40000000 ~,M;+T}[r  
ino7!T`  
Private Const FILE_SHARE_READ = &H1 b6?Xo/lJ .  
Private Const FILE_SHARE_WRITE = &H2 y<'2BTf  
Private Const OPEN_EXISTING = 3 I49=ozPP  
P}.yEta  
Private Const INVALID_HANDLE_VALUE = -1 b& _i/n(  
?=|)n%  
'//file seek YDZ1@N}^B  
Private Const FILE_BEGIN = 0 ^)%wq@Hi  
Private Const FILE_CURRENT = 1 @'NaA SB  
Private Const FILE_END = 2 !)51v {  
I2Or& _  
Private Const ERROR_SUCCESS = 0& XSHwE)m  
g[D,\  
'//device io control qI4R`P"  
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 ]VHdE_7
)  
] fwTi(4y  
Private Const IOCTL_DISK_GET_DRIVE_GEOMETRY As Long = &H70000   '458752 D/ !eov4"  
Private Const IOCTL_STORAGE_GET_MEDIA_TYPES_EX  As Long = &H2D0C04 7y)|^4X2  
Private Const IOCTL_DISK_FORMAT_TRACKS As Long = &H7C018 ShsP]$Yp  
Private Const FSCTL_LOCK_VOLUME As Long = &H90018 @Z=y'yc'y.  
Private Const FSCTL_UNLOCK_VOLUME As Long = &H9001C $+)x)1  
Private Const FSCTL_DISMOUNT_VOLUME As Long = &H90020 .eDxIWW+ft  
Private Const FSCTL_GET_VOLUME_BITMAP = &H9006F {
_k!!p6  
/FNj|7s  
'//type l+3%%TV@L  
Private Type LARGE_INTEGER >FEQtD~F  
    lowpart As Long !kHyLEV  
    highpart As Long T^=Ee?e  
End Type c-3YSrY  
u1pYlu9IW  
Private Enum MEDIA_TYPE UmP?}Xw6  
    Unknown =vqE=:X6  
    F5_1Pt2_512 NZw[.s>n  
    F3_1Pt44_512
J4K|KS7   
    F3_2Pt88_512 9cw4tqTm  
    F3_20Pt8_512 *fuGVA  
    F3_720_512 ;03*qOYc  
    F5_360_512 46.q anh  
    F5_320_512 =%nqMV(y  
    F5_320_1024 8
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    F5_180_512 [u9S+:7"  
    F5_160_512 :'^
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    RemovableMedia ,uqbS  
    FixedMedia {*5;:QnT  
End Enum D.oS8'   
61eKGcjs:  
Private Type DISK_GEOMETRY /="D]K)%b8  
    Cylinders           As LARGE_INTEGER |]2eGrGj4  
    MediaType           As MEDIA_TYPE 5 a*'N~  
    TracksPerCylinder   As Long fi-&[llg  
    SectorsPerTrack     As Long gYH:EuY,  
    BytesPerSector      As Long V;(*\"O  
End Type XM5;AcD  
,{mf+ 3&$,  
'//private vars 4{;8 ]/.a  
Private hDisk           As Long             'disk handle 7]HIE]#  
Private lpGeometry      As DISK_GEOMETRY    'disk info u_/OTy  
Private lBufferSize     As Long             'the buffer size of read/write 'k(~XA}X:  
E6wST@r  
Public Function OpenDisk(ByVal FileName As String) As Boolean {]/Jk07  
'// 打开磁盘 aBA#\
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    hDisk = CreateFile(FileName, _ /iJcy:J  
                        GENERIC_READ Or GENERIC_WRITE, _ 2dV\=vd  
                        FILE_SHARE_READ Or FILE_SHARE_WRITE, _ TF}4X;3Dsy  
                        ByVal 0&, _ M@ LaD 5  
                        OPEN_EXISTING, _ 48"Y-TV  
                        0, _ WHD/ s  
                        0) zf!\wY"`  
    OpenDisk = Not (hDisk = INVALID_HANDLE_VALUE) iw]BQjK  
End Function ?
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WY.\<$7  
Public Function CloseDisk() As Boolean Y$`hudJ&  
'//关闭磁盘 hz~CW-47  
    CloseDisk = CloseHandle(hDisk) |2t7mat  
End Function c_8mQ  
EuimZW\V  
Public Function GetDiskGeometry() As Boolean %Cbc@=k  
'//获取磁盘参数 <J_,9&\
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    Dim dwOutBytes      As Long XKPt[$ab  
    Dim bResult         As Boolean h+'eFAZ  
     C6=;(=?C  
    bResult = DeviceIoControl(hDisk, _ ?D$b%G{  
                                IOCTL_DISK_GET_DRIVE_GEOMETRY, _ (=&bo p  
                                ByVal 0&, 0, _ |yl0}.()  
                                lpGeometry, Len(lpGeometry), _  n-| i  
                                dwOutBytes, _ 5KPPZmO  
                                ByVal 0&) /o06hy  
     Zn*CJNB  
    If bResult Then lBufferSize = lpGeometry.BytesPerSector * lpGeometry.SectorsPerTrack ^$s~qQQ}B  
    GetDiskGeometry = bResult <0,ah4C  
End Function ~PS2[5yo  
J'Mgj$T $  
Public Sub GetDiskInfo(MediaType As Long, _ m*Lv,yw %a  
                        Cylinders As Long, _ ^>R|R1&  
                        TracksPerCylinder As Long, _ .]P;fCQmM  
                        SectorsPerTrack As Long, _ f6_|dvY3  
                        BytesPerSector As Long) }zfLm`vJ  
'//返回磁盘的参数 lt(-,md  
    MediaType = lpGeometry.MediaType t%YX-@  
    Cylinders = lpGeometry.Cylinders.lowpart 4`5Qt=}  
    TracksPerCylinder = lpGeometry.TracksPerCylinder 9
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    SectorsPerTrack = lpGeometry.SectorsPerTrack Qmc;s{-r;  
    BytesPerSector = lpGeometry.BytesPerSector O t4+VbB6  
|9i/)LRXe  
End Sub `\u), $  
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Public Property Get BufferSize() As Long uRq#pYn
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'//返回每次读/写的缓冲大小 z1KC$~{O  
    BufferSize = lBufferSize <n2{+eO  
End Property H/la'f#o%  
/*p?UW<*4  
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Public Function LockVolume() As Boolean d\<aJOi+-  
'// 将卷锁定 Qc =lf$  
    Dim dwOutBytes  As Long +q,n}@y=  
    Dim bResult     As Boolean 17[t_T&Ak9  
     A =Az[  
    bResult = DeviceIoControl(hDisk, _ 'hHX"\|RA  
                                FSCTL_LOCK_VOLUME, _ X|n[ 9h:%  
                                ByVal 0&, 0, _ 9oau_ Q#  
                                ByVal 0&, 0, _ +nyN+X34 B  
                                dwOutBytes, _ RO3e  
                                ByVal 0&) ZtK%b+MBP  
    LockVolume = bResult g}og@UY7#  
End Function MUt^mu$86  
=`.5b:e  
wbF1>{/
"  
Public Function UnlockVolume() As Boolean tS/APSY  
'// 将卷解锁 >D^7v(&  
    Dim dwOutBytes As Long &T/9yW[L  
    Dim bResult As Boolean [,?A
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     {4jSj0W  
    bResult = DeviceIoControl(hDisk, _ j ]F3[gpc  
                                FSCTL_UNLOCK_VOLUME, _ @f01xh=8  
                                ByVal 0&, 0, _ mM^8 YL  
                                ByVal 0&, 0, _ LVcy.kU@]  
                                dwOutBytes, _ U!UX"r  
                                ByVal 0&) - N
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    UnlockVolume = bResult H=SMDj)s+  
End Function w#bbm'j7r  
aKU8" 5  
Pv$"DEXA2  
Public Function DismountVolume() As Boolean 3/|{>7]1  
'// 将卷卸下,使系统重新辨识磁盘，等效于重新插盘 RknSWuFKt  
    Dim dwOutBytes As Long 8{=(#]  
    Dim bResult As Boolean X|lmH{k
f  
     J<:D~@qq  
    bResult = DeviceIoControl(hDisk, _ WF.$gBH"  
                                FSCTL_DISMOUNT_VOLUME, _ 28qWC~/9  
                                ByVal 0&, 0, _ ](6vG$\  
                                ByVal 0&, 0, _ =d4',[O  
                                dwOutBytes, _ i$<v*$.o  
                                ByVal 0&) g:6}zHK  
    DismountVolume = bResult O09g b[  
End Function nsw8[pk  
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aZCZ/  
Public Function ReadDisk(ByVal Cylinders As Long, _ i@?<]n  
                    ByVal Tracks As Long, _ 8\t7}8f  
                    db() As Byte) As Boolean n)7$x
YuH  
'//按柱面和磁道来读取磁盘数据 H.G^!0j;  
    Dim iPos    As Long  ~9jP++&  
    Dim lRead   As Long \c^jaK5  
     [&}<!:9'  
    iPos = Cylinders * Tracks * lBufferSize $A0]v!P~i-  
     kk./-G  
    If SeekAbsolute(0, iPos) Then 6!PX! UkF  
        ReadDisk = ReadBytes(lBufferSize, db(), lRead) GN"LU
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    End If v@1Jhns  
End Function ]]QCJf@p  
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Public Function WriteDisk(ByVal Cylinders As Long, _ BCDf9]X  
                     ByVal Tracks As Long, _ -#z'A  
                     db() As Byte) As Boolean XlcDF|?{.  
'//按柱面和磁道来写磁盘数据 !Fs)"?  
    Dim iPos    As Long zgO
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    Dim lRead   As Long IG@&l0ARL  
     <u%e*  
    iPos = Cylinders * Tracks * lBufferSize u^.k"46hn  
     Jy[8,X  
    If SeekAbsolute(0, iPos) Then M#<fh:>  
        WriteDisk = WriteBytes(lBufferSize, db()) 00x^zu?N  
    End If N0KRND  
End Function !_z>w6uR  
8}b[Q/h!  
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'///////////////////////////////////////////////////////////////////////////////////// c] 9CN  
'//file system k 5kX  
*1]k&#s  
Private Function SeekAbsolute(ByVal HighPos As Long, ByVal LowPos As Long) As Boolean il
l'KPy  
'//seek file :hdh$}y  
    '//Notice: when you set LowPos=5, the read/write will begin with the 6th(LowPos+1) byte 6D]G*gwk[  
    LowPos = SetFilePointer(hDisk, LowPos, HighPos, FILE_BEGIN) T7nX8{l[RG  
    If LowPos = -1 Then l{x#*~ga  
        SeekAbsolute = (Err.LastDllError = ERROR_SUCCESS) :v ~q  
    Else PsT v\!  
        SeekAbsolute = True .Eyk?"^  
    End If B9Tztg  
     @MH]s [{o\  
End Function gG>^h1_o~  
`fh_8%m]*  
N28?JQha  
Private Function ReadBytes(ByVal ByteCount As Long, ByRef DataBytes() As Byte, ByRef ActuallyReadByte As Long) As Boolean -^yc yZ  
'//read data to array g5N<B+?!i  
    Dim RetVal    As Long otVdx&%]  
    RetVal = ReadFile(hDisk, DataBytes(0), ByteCount, ActuallyReadByte, 0) Q"_T040B
 
    'ActuallyReadByte =>> if the bytesRead=0 mean EOF ,colGth54  
    ReadBytes = Not (RetVal = 0) FQRcZpv;  
     kF~e3A7C
 
End Function fszeJS}Dw  

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Private Function WriteBytes(ByVal ByteCount As Long, ByRef DataBytes() As Byte) As Boolean X51$5%  
'//write data from array AS^$1i :  
    Dim RetVal As Long wDY7B  
    Dim BytesToWrite As Long 1MFpuPJk  
    Dim BytesWritten As Long ~4gKA D  
     k"-#ox!  
    RetVal = WriteFile(hDisk, DataBytes(0), ByteCount, BytesWritten, 0) $ aBSr1  
     }ZGpd
9D  
    WriteBytes = Not (RetVal = 0) iz5wUyeg  
End Function C8zeqS^N  

这才是我当年写出的一个比较烂的程序 N2Hb19/k  
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Main2.bas [`dipLkr  
!9OgA  
Attribute VB_Name = "SubMain" PX/0  jv  
Option Explicit )f&]H}  
k}qiIMdI  
'采集文件与临时文件 U MIZ:*j  
Public Const TmpFile As String = "d:\30-0600.dat" Av4E?@R  
'已有数据：30-0600.dat /30日早6点进车与6：30出车头 CUcjJ|M
Z  
.Q@'Ob`  
Public fStatus As Long, hFile As Long, bytesRW As Long, lptrFile As Long e!'u{>u  
Public hBCFile As Long  '记录采集参数的文件 Qn&^.e9I  
Public Const TmpBMP As String = "d:\1.bmp" [)c|o
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Public hTmpFile As Long J, >PLQAa  
1D DOUV  
p[:%Ck"$7  
'采集窗口参数常量 HKw4}FC*  
Public Const FrameH As Long = 280& {-qTU6  
Public Const FrameW As Long = 768& BVeNK=7m%  
Public Const pFrameSize As Long = FrameW * FrameH o:*i
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Jtk(yp{Zz  
'标志区范围，用于识别车辆 zwK;6&(W  
Public Const PilarC As Integer = 260   '识别标志立柱中线坐标X Lxrn#Z eM  
Public Const mkW As Integer = 28  '识别标志立柱宽度 ~]+  jn  
Public Const mkH As Integer = 80 ''识别标志立柱高度(上白中黑下白) JPKZU<:+V  
Public Const mkY As Integer = 4 ''识别标志立柱Y坐标(40-79白, 80-119黑,120-159白) 2 ZXF_ o  
Public Const mkX As Integer = PilarC - mkW / 2 '识别标志立柱X坐标 &cE,9o%FZ  
'车缝检测位置常数 "A3xX&9-q  
Public Const sSize As Long = 32& B Bj"}~da  
Public Const sPos As Long = 310& {627*6,  
Public Const sPosL As Long = 200& Ux]@prAq  
Public Const sPosR As Long = 500& iP_Xr~w  
'车缝检测框位置 xK'IsMo[  
Public Slice(1 To sSize, 1 To FrameH) As Byte >ON.ftZi  
Public SliceL(1 To sSize, 1 To FrameH) As Byte ^Z+D7Q  
Public SliceR(1 To sSize, 1 To FrameH) As Byte =LA@E&,j  
Public avSL As Integer, avSLR As Integer, avSLL As Integer :N:8O^D^<  
 p$v +L  
3&:fS|L~c  
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 H.K`#W&  
'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 uS,$P34^oy  
Public BsLine(1 To 4 * FrameW) As Byte, bsAV As Integer  '图像的前4行。用于确定标志区的亮度与对比度范围 6%1o<{(%f  
Public PilarW As Long, PilarH As Long, PilarX As Long, PilarY As Long 3f8Z?[Bb@  
Public LeftBK(1 To 1024, 0 To 1) As Byte, RightBK(1 To 1024, 0 To 1) As Byte 6GvnyJ{[  
'前后帧左右上角128列*8行像素块，根据平均值差绝对值判断进车方向 ?!-im*~w  
L@GD$F=<0  
,Yz+?SmSZ&  
5(Oc"0''H  
'一次连续采集的帧数 ``Rb-.Fq,  
Public tFrames As Long VHNiTp  
AW 68'G*m  
'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 1ki"UF/  
'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。 M lwQ_5O  
'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 I%xJ)fIK  
! .}{ f;Ls  
Public pFRAME(1 To FrameW, 1 To FrameH) As Byte &|] ^ u/  
Public pBuffer(1 To FrameW * FrameH * 2) As Byte Z_+No :F7I  
Public pWorkSpace(1 To FrameW * FrameH) As Long mr.DP~O:9p  
Public Const pBufferSize As Long = FrameW * FrameH * 2 c>.Xc[H  
Public pGray(0 To 255) As Long '整幅图像的灰度直方图 CgE5
;O  
f d5~'2  
Public hBoard As Long   '采集卡标识 BT0hx!Ti  
Public mBufferAddr As Long  '缓存地址 *?Y6qalSy  
Public BufferSize As Long  '缓存大小(字节) Ry3 f'gx  
Public iCurrentCard As Long !~v>&bCG>9  
Public CapStatus As Long ;
O>fy:$'  
Public iFrames As Long [hbIv  
Public currentBr As Byte, currentContr As Byte &i RX-)^u  
WQ`T'k#ESW  
Public hMEM As Long, mStatus As Long GrC")Z|3u  
Public Const hMemSize As Long = pFrameSize * 4 t,nB`g?  
Public hMemWork As Long net9KX4\  
Public Const hMemWorkSize As Long = pFrameSize * 5 UlytxWkUX  
gvYs<,:  
H:6$)#  
`;@4f|N9  
'串口接收轨道衡数据 2_v>8B  
Public WeightFromCom As String nsk 6a  
Public bReceiveComplete As Boolean JnJz{(c  
$S{j}74[  
m "]ys#  
Public Type GrayBMPHeader }FVX5/.'  
  Tag As Integer DcHMiiVM  
  FileLength As Long    '文件大小 t68RWzqiG[  
  Reserve1 As Long ry"zec B  
  DataOffset As Long    '图像数据偏移量 ~V) E:(  
  BMPHeaderSize As Long  '文件头长 HskN(Ho  
                        'length of the bitmap info header used to describe the bitmap colors, compression,… q5PYc.E([  
                        'the following sizes are possible: p
60D{UzU  
                        '28h - windows 3.1x, 95, nt, … ~G:7*:[b  
                        '0ch - os/2 1.x k6S<46}h|  
                        'f0h - os/2 2.x >j3N-;o@?  
Y?cw9uYB  
  ImageWidth As Long           '图像宽（像素数） ?Y* PVx9Y  
  ImageHeight As Long          '图像高(像素数) Q8i6kf!  
  PlaneNumber As Integer  '图像层数 fO nvC*  
  bpp As Integer    'bits per pixels    '1 - monochrome bitmap \f#ao<vQm  
                                        '4 - 16 color bitmap Xi.?9J
`@  
                                        '8 - 256 color bitmap ?C3cPt"  
                                        '16 - 16bit (high color) bitmap :DJ@HY  
                                        '24 - 24bit (true color) bitmap lsCh K  
                                        '32 - 32bit (true color) bitmap =ndKG5  
  Compression As Long '压缩方法     '0 - none (also identified by bi_rgb) pM3BBF%  
                                    '1 - rle 8-bit / pixel (also identified by bi_rle4) qC1@p?8$  
                                    '2 - rle 4-bit / pixel (also identified by bi_rle8) t`B']Ac;T  
                                    '3 - bitfields (also identified by bi_bitfields) X3yr6J[ ^  
  IMAGESIZE As Long  '图像数据字节数 x
k ovoTzV  
  hResolution  As Long  '水平分辩率  像素数/米 [DwB7l)O(  
  vResolution  As Long  '垂直分辩率 AF6'JxG7  
  ColorsinBMP As Long   '图中所用的颜色。对256色图像总为0x100 sd%~pY}  
  ImportantColors As Long RUKSGj_NJ  
  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 H=C;g)R  
End Type *_wBV M=2  
UepBXt3)  
0 HmRl  
G
]CY3xw98  
Public BMPHeader As GrayBMPHeader, BMP1 As GrayBMPHeader Pa<X^&  
Public sRECT As RECT 3FN? CN] O  
;\N*iN#K  
VWa (@A  
Public conn As ADODB.Connection vKf=t&gqr  
Public rsTrain As ADODB.Recordset d.A0(*k,  
Public rsOperater As ADODB.Recordset =d }3>YHS  
Public rsGoods As ADODB.Recordset -f=hL7NW  
Public rsGood2 As ADODB.Recordset TZg7BLfy  
Public rsSender As ADODB.Recordset CgC wM=!r  
Public rsReceover As ADODB.Recordset K G$2u:n  
Public rsTrainTMP As ADODB.Recordset |sz9l/,lG  
3I+pe;  
-s"lW 7N^  
'打开采集卡 %3j5Q   
'设置参数 8vK&d>  
'设置为实时单帧采集到缓存方式 A$cbH.  
'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 PQ>JoRs  
KJ_R@,v\  
-yeT$P&|  
Sub Main() nCU4a1rZ  
  Dim i As Integer, status As Long tw66 XxE  
     )RFeF!("  
   InitBMPinfo jLSZ#H  
   '生成BMP文件头---该文件头是固定将pFRAME数组写成BMP文件 [eRMlSXA  
    BMPHeader.Tag = &H4D42 _rd{cvdR  
    BMPHeader.ImageWidth = FrameW ~@JC1+  
    BMPHeader.ImageHeight = FrameH "RL b wm~  
    BMPHeader.BMPHeaderSize = &H28 {W] jVh p  
    BMPHeader.PlaneNumber = 1 7
}k8-:a%  
    BMPHeader.bpp = 8 o*_D  
    BMPHeader.Compression = 0 g:U ul4  
    BMPHeader.hResolution = &H1274   'Windows pBrush.exe的默认值,PhotoED.exe默值为0 43XuQg4  
    BMPHeader.vResolution = &H1274 ;H lv
  
    BMPHeader.ColorsinBMP = 256 v
&n&i?  
    BMPHeader.ImportantColors = BMPHeader.ColorsinBMP [@6iStRg7  
    BMPHeader.DataOffset = Len(BMPHeader) iq$/6!t  
    For i = 0 To 255 3QpTO,  
      BMPHeader.Pallate(i) = RGB(i, i, i) z{\.3G  
    Next i V_!i KEU  
    BMPHeader.IMAGESIZE = FrameH * FrameW 4KCxhJq  
    BMPHeader.FileLength = Len(BMPHeader) + BMPHeader.IMAGESIZE 8*wI^*Q  
q]x@q  
\~PFD%]:3  
    MoveMemory BMP1, BMPHeader, Len(BMPHeader) Cmj)CJ-  
     @d\F; o<  
    BMP1.ImageWidth = FrameW 0N. *c  
    BMP1.ImageHeight = FrameH * 2 x<(h9tB  
    BMP1.IMAGESIZE = BMP1.ImageWidth * BMP1.ImageHeight YVT^}7#
  
    BMP1.FileLength = Len(BMP1) + BMP1.IMAGESIZE /7^~*  
o9i\[Ul  
  '确定标志位置,为pilarX, pilarY确定初始值 s><co]  
   PilarW = mkW (&(f`c@I  
   PilarH = mkH  '此两项为固定值 e3K  
   PilarX = GetSetting(App.EXEName, "Mark", "MarkX", mkX) JFZ  p^{  
   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 .FUEF)  
   PJ{.jWwD  
   ioggD  
  '连续采集记录文件 W=
!f  
  ' 建立一个缓冲区为页对齐方式的文件 &,zeBFmc  
  If Dir(TmpFile) <> "" Then D_Y;N3E/rS  
    hFile = CreateFile(TmpFile, GENERIC_READ Or GENERIC_WRITE, _ I1gu<a  
     0&, 0&, OPEN_ALWAYS, FILE_FLAG_NO_BUFFERING, 0&) c+JlM1p@  
    ' 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 9\F^\h{  
    ' 而必须用setfilepointer函数调节与操作系统保留的文件指针。 n[@Ur2&)  
  Else -g0>>{M'  
    hFile = CreateFile(TmpFile, GENERIC_READ Or GENERIC_WRITE, _ Lmb<)YY  
     0&, 0&, CREATE_ALWAYS, FILE_FLAG_NO_BUFFERING, 0&) jJ|;Nwm<[  
  End If 2xX7dl(cC  
  If hFile = 0 Then ]NCOi?Odx  
    MsgBox TmpFile & ": File Open Error", vbOKOnly y.zQ `  
    Exit Sub iwbjjQPr  
  End If scdT/|(U$  
  '采集参数记录文件 c,@6MeKHq  
hBCFile = FreeFile() S4w/ kml3  
Open TmpFile + ".BC" For Binary Access Read Write As #hBCFile gA6C(##0  
   =R05H2hs  
hMEM = VirtualAlloc(ByVal 0&, hMemSize, MEM_COMMIT, PAGE_READWRITE)  ’分配系统内容 ,P}c92;  
If hMEM = 0 Then <CFur  
    fStatus = GetLastError s>5
 Z  
    MsgBox "内存分配错误: 错误代码 - " & Str(fStatus) & vbCrLf _ Nu'rn*Y_  
     & "请向技术人员报告该错误代码。", vbOKOnly XebCl{HHp  
    CloseHandle hFile o&]qjFo\m  
    Exit Sub |NI0zd  
End If _D~a4tgS  
@UKd0kxPN{  
hMemWork = VirtualAlloc(ByVal 0&, hMemWorkSize, MEM_COMMIT, PAGE_READWRITE) rfjQx]3pB  
If hMemWork = 0 Then z2V!u\It  
    fStatus = GetLastError (k?OYz]c  
    MsgBox "内存分配错误: 错误代码 - " & Str(fStatus) & vbCrLf _ >KE(%9y~  
     & "请向技术人员报告该错误代码。", vbOKOnly VI?[8@*Z  
     '释放已成功分配的内存 !ZRV\31%  
    mStatus = VirtualFree(ByVal hMEM, hMemSize, MEM_DECOMMIT) xk/(|f{L  
    mStatus = VirtualFree(ByVal hMEM, 0&, MEM_RELEASE)  X_lNnk  
     om1 / 9  
    CloseHandle hFile DxlX-  
    Exit Sub ]arP6iN+  
End If ]9' \<uR  
:|a[6Uwl\V  
' Test writing SZ_hGD0  
'WriteFile hFile, ByVal hMEM, ByVal 4096&, bytesRW, ByVal 0& ]Uu/1TT
f  
     QUt!fF@t  
   '初始化采集卡参数 b{&@Lm0Tn  
   iCurrentCard = -1 DcOLK\  
   hBoard = okOpenBoard(iCurrentCard) Z U`"^FQ3A  
   Debug.Print hBoard o! 8X< o  
   If hBoard = 0 Then D)Zv  
      ExitGrabber X\;y;pmRH  
      End \4ZQop  
   End If !>Xx</iD1  
   okGetBufferSize hBoard, mBufferAddr, BufferSize .eE5pyw+C  
   If mBufferAddr = 0 Then ?V0IryF;  
     MsgBox "缓存不存在！" {'1,JwSmb  
     ExitGrabber gnQd#`  
   End If Nx99dr  
   Debug.Print Hex(mBufferAddr), Hex(BufferSize) 9g7T~|P  
   1 !sYd@iD@  
   gisZmu0  
   currentBr = 128: currentContr = 128 zSu2B6YU}  
   '设置视频输入参数 n#*cVB81  
   okSetVideoParam hBoard, VIDEO_SOURCECHAN, 1 'Video2 qVfOf\x.e  
      ' lParam=0,1.. Comp.Video; 0x100,101...to Y/C(S-Video), 0x200,0x201 to RGB Chan.Input J8jbtL O'  
   okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 MYjCxy-;A  
   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 ps2C8;zT  
   okSetVideoParam hBoard, VIDEO_RGBFORMAT, FORM_GRAY8 '8位灰度模式 9;PtYdJ8  
   okSetVideoParam hBoard, VIDEO_TVSTANDARD, 0 'PAL制式 n3(HA  
   okSetVideoParam hBoard, VIDEO_SIGNALTYPE, &H10000 '逐行（低字）同步开槽（高字） PJ'l:IU  
   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) PF. HYtZqK  
   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) 1n^xVk-G  
   okSetVideoParam hBoard, VIDEO_FREQSEG, 0 ' 低频部分信号 O'k"6sBb  
   V|7 cdX#H  
   '设置采集参数 KnuqU2< {  
   okSetCaptureParam hBoard, CAPTURE_INTERVAL, 0  '逐帧 ZM"t.  
   okSetCaptureParam hBoard, CAPTURE_CLIPMODE, 2 '裁剪方式 mU !c; O  
   okSetCaptureParam hBoard, CAPTURE_BUFRGBFORMAT, FORM_GRAY8  '8位灰度 i|t$sBIh  
   okSetCaptureParam hBoard, CAPTURE_HARDMIRROR, 0 '不作镜像变换 <%5ny!]  
   okSetCaptureParam hBoard, CAPTURE_FRMRGBFORMAT, FORM_GRAY8 '帧存格式 %]-tA,
u  
   okSetCaptureParam hBoard, CAPTURE_SAMPLEFIELD, 0 ' 逐场采集 z8oSh t`+  
   okSetCaptureParam hBoard, CAPTURE_HORZPIXELS, 944  '水平像素数 PAL制式固定值 q bo`E!K  
   okSetCaptureParam hBoard, CAPTURE_VERTLINES, 625 '垂直线数 .FeEK(  
   okSetCaptureParam hBoard, CAPTURE_SEQCAPWAIT, 0 '不等结束立即返回 5q\]]LV>  
   'okSetCaptureParam hBoard, CAPTURE_BUFBLOCKSIZE, FrameW + FrameH * 2 * &H10000 wegBMRQVp  
   'Buffer Block Size不用设置，而用okSetTargetRect函数进行动态调节 PYZ8@G  
   [Y[|:_+5  
   H_{Yr+p  
   okCloseBoard hBoard %:NI@59  
   Sleep 50 ?g 3sv5\u  
   hBoard = okOpenBoard(iCurrentCard)   '关闭后重新打开使新的设置值生效 BEw(SQH  
   ZR1EtvVG  
   '设置数据传送方式 R#0UwRjeF  
   'okSetConvertParam hBoard, CONVERT_FIELDEXTEND, FIELD_COPYEXTEND '逐行并扩展行 ||hd(_W8  
   '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。 d$!ibL#o
 
   #r\uh\Cy  
   sRECT.Right = -1   '用于获得当前设置值 *`kh}  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) mwt3EV5  
   Debug.Print sRECT.Left, sRECT.Right, sRECT.Top, sRECT.Bottom v
"j7},P@  
   Debug.Print okSetCaptureParam(hBoard, CAPTURE_BUFBLOCKSIZE, -1)  'FrameW + FrameH * &H10000 d/MMPge3  
   sRECT.Left = 0 Ae"B]Cxb_X  
   sRECT.Top = 0 k20tn ew  
   sRECT.Right = sRECT.Left + FrameW -{dwLl_  
   sRECT.Bottom = sRECT.Top + FrameH * 2 O?@AnkOhn  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) dQ<EDtap  
   Qi9SN00F.  
   sRECT.Right = -1   '检查新设置值 [8ih-k  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) u!O)\m-  
   Debug.Print sRECT.Left, sRECT.Right, sRECT.Top, sRECT.Bottom >1YJETysO  
   Debug.Print Hex(okSetCaptureParam(hBoard, CAPTURE_BUFBLOCKSIZE, -1)) 8O ]$)E  
   r_QWt1K  
   If TESTSignal = False Then m9r X  
      'ExitGrabber BwR)--75  
   End If MD+Q_  
   oZQu& O'  
   ;*8$BuD  
   B9]KC i
 
   '设为实时采集状态 j*GYYEY  
   'iFrames = okCaptureActive(hBoard, BUFFER, 0&) Na4\)({  
   #soWX_>  
   7Xa Ri@uG  
   '单帧采集 d2pVO]l YZ  
   'okWaitSignalEvent hBoard, EVENT_FRAMEHEADER, -1 bS*9eX=K  
   'iFrames = okCaptureSingle(hBoard, BUFFER, 0&) .mMM]*e[0  
   okCaptureTo hBoard, BUFFER, 0, 1 'single s\@
! J.Da  
   'Do While okGetCaptureStatus(hBoard, False) <> 0 Ta_#Rg*!  
   '   Sleep 20 ;e+ErN`a.~  
   'Loop 5( 3tPbm{  
   okGetCaptureStatus hBoard, True sPut@4[S  
   MoveMemory pFRAME(1, 1), ByVal mBufferAddr, pFrameSize a$ Z06j  
   '写入768*576测试图象 vV%w#ULxE~  
   ArrayToBMP TmpBMP Gd!y,n&s  
   SJ <nAX  
   '打开数据库 u BvN*L
Q  
   Set conn = New ADODB.Connection O%OeYO69  
   conn.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;" & _ O[!]/qP+.  
      "Persist Security Info=False;Data Source=" & "c:\train\train.mdb" & _ 2vynz,^ET  
      "; Mode=Read|Write" ./u3z|q1  
   conn.Open Fb
F P  
   7v{Dwg  
   frmRecord.Picture1.Picture = LoadPicture(TmpBMP) 9Z}-%Z[,)  
   frmRecord.Visible = True qTG/7tn "  
   frmQuery.Visible = True ct`89~"  
   Load frmReceiveFromComm LVX.stN#p  
   e7-U0rrE  
   '调试参数 =m UtBD.;  
   If InStr(UCase(Command()), "/CAPTURE") > 0 Then d;K,2  
     SignalBox.Visible = True Au9Rr3n  
   End If cY5h6+
_  
   If InStr(UCase(Command()), "/COMM") > 0 Then ikUG`F%W  
     frmReceiveFromComm.Visible = True d+8Sypv^4*  
   End If {Wt=NI?Ow  
W_%Dg]l   
End Sub n;[ d{bU  
gkDB8,C<j  
Sub ExitGrabber() %5'6^bT  
  '关闭数据库 XLB7 E  
  '关闭采集卡 >mz<=n  
  mStatus = VirtualFree(ByVal hMEM, hMemSize, MEM_DECOMMIT) &4L
rV+`$V  
  mStatus = VirtualFree(ByVal hMEM, 0&, MEM_RELEASE) H?PaN)_6-+  
  mStatus = VirtualFree(ByVal hMemWork, hMemWorkSize, MEM_DECOMMIT) KrB"2e+J  
  mStatus = VirtualFree(ByVal hMemWork, 0&, MEM_RELEASE) L:7%Wd
yh  
  okStopCapture hBoard v81<K*w`P  
  okCloseBoard hBoard L+&$/1h]  
  CloseHandle hFile NOQM:tBO>  
  Close #hBCFile y\ S}U{*Z'  
  conn.Close Zv-#v  
  End 3= PRe  
End Sub @PutUYz  
3:s!0t y"  
Function ArrayToBMP(ByVal File As String) L^dF )y?  
Dim BytesWrite As Long i6aM}p<  
O.i.<VD7  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, 0&, 0&, _ (m13 ong  
  CREATE_ALWAYS, 0&, 0&) C-&\qAo?<:  
#>}cuC@  
If hTmpFile = 0 Then A2..gs/  
   ArrayToBMP = False Tv!zqx#E  
   Exit Function `$05+UU  
End If 29:] cL(5  
RK< uAiU  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN Pa+%H]vB  
WriteFile hTmpFile, BMPHeader, 2&, BytesWrite, ByVal 0& K1Mn
_)%  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN V3 2F  
WriteFile hTmpFile, BMPHeader.FileLength, Len(BMPHeader) - 2, BytesWrite, ByVal 0& "d%o%  
b:2#3
;)  
SetFilePointer hTmpFile, Len(BMPHeader), 0&, FILE_BEGIN 09/Mg  
WriteFile hTmpFile, pFRAME(1, 1), pFrameSize, BytesWrite, ByVal 0& v#TU7v?~  
n&Bg pt~  
If BytesWrite < pFrameSize Then  t
mKHT  
  ArrayToBMP = False U<K)'l6#2n  
End If %AaZc=a[c  
}gete'I  
CloseHandle hTmpFile =nGgk}Z  
vkp_v1F%+  
End Function W|4:3c4  
",Mr+;;:[  
Function ArrayToBMP1(ByVal File As String) EJrP{GH  
vr"O9L w  
Dim BytesWrite As Long \<TWy&2&  
xQ%N% `  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, FILE_SHARE_READ Or FILE_SHARE_WRITE, 0&, _ x cty  
  CREATE_ALWAYS, 0&, 0&) m9 1Gc?c  
)vn{?Ulj  
If hTmpFile = 0 Then 4S5U|n  
   ArrayToBMP1 = False :>f}rq  
   Exit Function Pd)mLs Jg  
End If @P@?KZ..v!  
A{MMY{K3  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN 3%P<F>6 J  
WriteFile hTmpFile, BMP1, 2&, BytesWrite, ByVal 0& ]V^ >aUlj  
}"Clv/
3_  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN `p#tx.o  
WriteFile hTmpFile, BMP1.FileLength, Len(BMP1) - 2, BytesWrite, ByVal 0& ~6DaM!  
s^#B*
 
SetFilePointer hTmpFile, Len(BMP1), 0&, FILE_BEGIN lxf+$Z`~:  
WriteFile hTmpFile, pBuffer(1), pBufferSize, BytesWrite, ByVal 0& \8g'v@$wG  
n&1q*  
If BytesWrite < pBufferSize Then u^, eHO  
  ArrayToBMP1 = False }Y:V&4DW  
End If g=n{G@*N  
7v't# =  
CloseHandle hTmpFile FN\*x:g  
]jjHIFX  
End Function _\;0E!=p  
QWcQtM  
'使用该过程建立的文件要求在用后关闭 *PM#ngLX}r  
Public Function ArrayToBMP2(File As String) As Boolean .~u[rc|<  
R.(PZCvS  
Dim BytesWrite As Long DHQS7%)f`  
%vUY
|3G  
ArrayToBMP2 = True F$M^}vsjGx  
VYbH:4K@%  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, FILE_SHARE_READ Or FILE_SHARE_WRITE, 0&, _ FF#T"y0Y  
  CREATE_ALWAYS, FILE_ATTRIBUTE_TEMPORARY, 0&) |0OY>5  
zcGmru|k  
If hTmpFile = 0 Then @q]4]U)  
   ArrayToBMP2 = False H\R
ejGR  
   Exit Function zncKd{Q\tP  
End If jl9hFubwW  
_0}u0fk  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN VkFMr8@|  
WriteFile hTmpFile, BMPHeader, 2, BytesWrite, ByVal 0& {.eo?dQ  
>e>%AMzo[  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN u:.w/k%+  
WriteFile hTmpFile, BMPHeader.FileLength, Len(BMPHeader) - 2, BytesWrite, ByVal 0& CVE(N/&b  
$O 3.ex V  
SetFilePointer hTmpFile, Len(BMPHeader), 0&, FILE_BEGIN 2)hfYLi  
WriteFile hTmpFile, pFRAME(1, 1), pFrameSize, BytesWrite, ByVal 0& Np7+g`nG  
=U'!<w<-  
If BytesWrite < pFrameSize Then ]n}aePl}oU  
  ArrayToBMP2 = False pmRm&VgE.  
End If AO, o|,#4F  
0RgE~x!hI  
CloseHandle hTmpFile 5\V""fH  
s@zO`uBc  
End Function F%P"T%|  
agt/;>q\~  
Private Function TESTSignal() As Boolean 7>"dc+Fg  
Dim extsign As Long, videotype As Long, scanlines As Long, fieldfrq As Long 0
nbY~j$A=  
C~Hhi-Xl)  
extsign = okGetSignalParam(hBoard, SIGNAL_VIDEOEXIST) L>LIN 1
A  
H-\Ym}BGu  
If extsign = 1 Then Fs"i fn0  
   TESTSignal = True PzOnS   
Else ^hNl6)hR  
    If extsign = 0 Then >$,P )cB'  
        MsgBox "无视频输入信号，检查摄像机电源！", vbOKOnly bMn)lrsX  
        TESTSignal = False 1_WP\@O  
        Exit Function #lR-?Uh  
    End If Qo32oT[DM  
End If _iu~vU)r  
#/_{(P  
'测试视频输入类型 1oe,>\\  
'video type CFC15/yU  
okWaitSignalEvent hBoard, EVENT_ODDFIELD, 40 ZLP/&`>8  
videotype = okGetSignalParam(hBoard, SIGNAL_VIDEOTYPE) X!_&%^L'  
If videotype = 1 Then F/x2}'
 
        '"隔行信号(Interlaced)" ClG\Kpirh  
Else DL`8qJ'mJs  
   If videotype = 0 Then R:4@a ':H  
       '"逐行信号(Non-interlaced)" p]0`rf!|  
   Else j"K^zh  
     If videotype = -1 Then S/"G=^~  
       ' "不支持" LTxP@pr  
     End If }{y)a<`  
   End If %_."JT$v{  
End If KRz~3yH{c  
OClG d
FJ|  
'测试垂直扫描线数 {]2^ b)  
'video scanlines :_}xN!9LA  
scanlines = -1 0<7sM#sI!  
scanlines = okGetSignalParam(hBoard, SIGNAL_SCANLINES) Om^(CAp  
    If scanlines = -1 Then E;}&2 a  
        ' "不支持" s]]lB018O\  
    Else T*:w1*:  
        'Trim(Str(ScanLines)) + " 行数/幅" 63'm @oZ  
    End If ?VlGTMaS+  
Ge_fU'F  
'测试帧频 @R%*;)*F  
'video field frequency HjIIhl?UY  
    fieldfrq = okGetSignalParam(hBoard, SIGNAL_FIELDFREQ) @^T~W^+  
    If fieldfrq = -1 Then fLnwA|n=  
        'lblSignal(8) = "不支持" `;Ho<26  
    Else rY6x):sC  
        'lblSignal(8) = Trim(Str(FieldFRQ)) + " 场数/秒" #9gx 4U  
    End If <8(
=Lv`)q  
End Function ?5FlbiT  
p[w! SR%=  
Y?TS,   
Sub PicIdentify() Fei5'  
'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 To}eJ$8*5  
'根据固定位置判断透过车皮连接处接收的对面的立柱影像。出现立柱后该帧前1-2帧与后1-2帧分别为车号信息与车皮信息 "
4\k1H"_  
'判定标准：如果在立柱位置上有明显的模式反差，则视为车皮之间的间隔 ,Kl:4 Tv  
'方法：对立柱标志区进行平均值二值化，面积为32*40，亮区（255）与暗区（0）的亮度平均值理论差大于200倍，实际差值应不小于100倍 f"RC(("6W  
((C|&$@M  
  Dim fPTR As Long, cFrame As Long Q, :{(R  
  Dim i As Long, j As Integer, pTotal As Long, pAV As Integer d(|q&b
:  
     ?z`={oN
  
D(l,Z  
cFrame = 0 ynv{ rMl  
3CgID6[Sy  
A|GtF3:G  
Do While cFrame < tFrames ").gPmC  
   b{qN7X~>  
  fStatus = SetFilePointer(hFile, cFrame * pFrameSize, 0&, FILE_BEGIN) VwpC UW  
  fStatus = ReadFile(hFile, ByVal hMEM, ByVal pFrameSize, bytesRW, ByVal 0&) $TfB72  
  MoveMemory pFRAME(1, 1), ByVal hMEM, pFrameSize <pfl>Uf  
   f`:GjA,J$  
  frmRecord.RText.Text = Str(cFrame) u$yXuFj/  
  frmRecord.RText.Refresh EjL]#,QR  
       jYi,oE  
  If CheckMark = True Then ^R=`<jx   
   ArrayToBMP TmpBMP =* G3Khz!  
   frmRecord.Picture1.Picture = LoadPicture(TmpBMP) Tf~eH!~0  
   frmRecord.RText.Text = "第" & Str(cFrame) & "帧" ~5'7u-;  
   |Fe[RGi+8  
   DrawSlice )7 q"l3e"u  
   <Y."()}GeH  
   'i = MsgBox("检测到立柱：第" & Str(cFrame) & "帧", vbYesNo) aX`uF<c9  
   'If i = vbNo Then  
4d\^  
   '  Exit Do LD ]-IX&L  
   'End If ?TeozhUY  
   'cFrame = cFrame + 1 yI1:L -  
   #B<EMGH  
  End If 0KnL{Cj   
  DoEvents WW+xU0  
  cFrame = cFrame + 1 g3].STz6w  
Loop S=ZZ[E_~S  
End Sub ffG<hclk  
]Cj@",/3#  
f[1cN`|z  
Function CheckMark(Optional iBlk As Integer = 30, Optional iWhite As Integer = 230) As Boolean o`QNZN7/}  
\o}T0YX  
'如标志区模式反差存在则为TRUE，否则返回FALSE s>m2qSu  
w+/`l*  
Dim i As Integer, j As Integer, mTotal As Long, mAV As Single, mTop As Long, mBot As Long XHekz
6_  
CheckMark = True 0u1ZU4+EC  
   "h#R>3I1)  
'复制标志区 0S^&A?$=  
For i = 1 To mkH j1KNgAo<4  
   MoveMemory MKpilar((i - 1) * PilarW + 1), pFRAME(PilarX, PilarY + i), PilarW A+="0{P  
Next i kL%ot<rt)w  
'{cSWa| #  
For j = 1 To PilarW * PilarH / 2 9Q=VRH:  
   mTop = mTop + MKpilar(j) .6P.r}  
Next j ss[`*89  
xRe`Duy:  
For j = PilarW * PilarH / 2 + 1 To PilarW * PilarH `mzlOB  
   mBot = mBot + MKpilar(j) n74\{`8]o  
Next j &EqLF  
g35!a<JW  
mTop = mTop / PilarW / PilarH * 2 +9w[/n^,G  
mBot = mBot / PilarW / PilarH * 2 uG^CyM>R`  
ka~_iUU4  
mAV = (mTop + mBot) / 2 + (mBot - mTop) / 4 '标志区平均亮度 gzIx!sc  
AY{KxCrb^  
'平均值极值化 BbI%tmA7  
  For j = 1 To PilarH * PilarW <mQX S87  
    MKpilar(j) = IIf(MKpilar(j) > mAV, 255, 0)
Ec!!9dgRQ  
  Next j tsAV46S  
   UB.1xcI  
mTop = 0: mBot = 0 ?>Sv_0  
For j = 1 To PilarH * PilarW / 2 `wXK&R<`  
  mTop = mTop + MKpilar(j) rz@qW2  
Next j :ZM9lBYh  
/QY F|%7!  
For j = PilarH * PilarW / 2 + 1 To PilarH * PilarW  ,U3  
  mBot = mBot + MKpilar(j) 4~,Z 'k  
Next j eJ99W=  

Yy88 5  
!gve]>M  
  mTop = mTop / PilarH / PilarW * 3 :D*U4
< /u  
  mBot = mBot / PilarH / PilarW * 3 nd]SI;<  
   z~#;[bER  
aOH|[  
If mBot > iWhite And mTop < iBlk Then =SXdO)%2  
  CheckMark = True C< 9x\JY%  
Else J-hJqR*;K  
  CheckMark = False 8@;]@c)m  
End If 6@s!J8!  
End Function H:@hCO[a  
q2*A'C  
Sub Capture1Frame() 5E\.YqdV  
   okCaptureTo hBoard, BUFFER, 0, 1 'single Z+&V >  
   okGetCaptureStatus hBoard, True rS{}[$Zpl  
   MoveMemory pFRAME(1, 1), ByVal mBufferAddr, pFrameSize 3]l)uoNt/  
End Sub $DoR@2~y  
G IN|cv=  
hI'WfF!X  
Sub CopyMark(iBlk As Integer, iWhite As Integer) x="Wqcnj{  
'复制标志区并返回标志区暗区与亮区的亮度平均值 c,4~zN8Ou  
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 oT-gZedW(  
   Q,[G?vbj  
'复制标志区 f`n4'dG  
For i = 1 To mkH u#,8bw?1  
   MoveMemory MKpilar((i - 1) * PilarW + 1), pFRAME(PilarX, PilarY + i), PilarW o/w3b8  
Next i !?nbB2,  
T&lgWOls  
For j = 1 To mkW * mkH / 2 +4s]#{mP  
   mTotal = mTotal + MKpilar(j) ysz =Xw  
Next j =vbG'_[7  
SXk.7bMV6  
iBlk = mTotal / (mkW * mkH / 2)  '标志区上部白区平均亮度 dymq Z<  
j|t=%*  
mTotal = 0 Bn7uKa{P  
For j = mkW * mkH / 2 + 1 To mkW * mkH qD{1X25O  
   mTotal = mTotal + MKpilar(j) ECOJ .^  
Next j Ipk;Nq  
(-gomn  
iWhite = mTotal / (mkW * mkH / 2) '标志区下部黑区平均亮度 HU'Mi8xxy  
LqbI/AQ)  
'背景亮度 `gX|q3K\s  
  MoveMemory BsLine(1), pFRAME(1, 1), 4 * FrameW 5EFt0?G  
  For i = 1 To 4 * FrameW &"^F;z/  
    bsTotal = bsTotal + BsLine(i) oZa'cZN s  
  Next i hZx& j{  
  bsAV = bsTotal / FrameW / 4 E+aePoU  
p?i.<Z  
End Sub )A\ ZS<@Z7  
uzBQK  
X:oOp=y]|  
Sub AdjIMGbright(Optional bInit As Boolean = True) 0~bUW V  
(9Zvr4.f7  
  '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） &BRk<iwV  
  '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 CRK%^3g  
  '            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 cLV*5?gVO  
     $fmTa02q>  
  Dim bsTotal As Long, i As Integer, iBlack As Integer, iBright As Integer k7^hcth  
   r{;NGQYs  
  '按标准亮度与对比度采集一帧，确定背景亮度 fB8, )&  
  currentContr = 128   '初始对比度 .xN<<+|_v'  
  currentBr = 128   '初始亮度 N1$u@P{  
  okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 ,U~A=bsa  
  okSetVideoParam hBoard, VIDEO_CONTRAST, currentContr '对比度 F\ B/q  
  DoEvents $-}&RW9  
  Capture1Frame lL}NiN-)t  
  '获得图像上缘4行象素 J8qFdNK  
  MoveMemory BsLine(1), pFRAME(1, 1), 4 * FrameW Sc7 Ftb%  
  CopyMark iBlack, iBright   '图像标志区亮度 )2&3D"V  
  For i = 1 To 4 * FrameW l~i?  
    bsTotal = bsTotal + BsLine(i) :C:6bDQ  
  Next i jE*{^+n  
  bsAV = bsTotal / FrameW / 4    '图像上缘基线亮度 8K,X3a9  
   N d].(_  
  Select Case bsAV z`zz8hK.  
     Case 0 To 60    '夜间通过灯光照明,完全没有背景 $G".PW
c  
       currentBr = 150 )[ V8YiyU  
       currentContr = 60 {
AD
d[V  
     Case 61 To 80   '有可见背景 $Zu?Gd?  
       currentBr = 140 50cVS)hG6d  
       currentContr = 70 X'`n>1z  
     Case 81 To 100  '有清晰背景 PVIOe}N  
       currentBr = 128 GbSCk}>  
       currentContr = 80 UxGu1a  
     Case 100 To 150  '有明亮背景 -G(me"Cu  
       currentBr = 140                '5:30-6:00钟实测数据 |J-X3`^\H  
       currentContr = 50 ^

%r6+ey  
     Case 151 To 180 3vY-;&  
       currentBr = 130 #L*\^ c  
       currentContr = 60 ?9`j1[0  
     Case 181 To 220  '背景全为白色 ~* HQPp?v  
       currentBr = 110 C?\(?%B  
       currentContr = 130 duaF?\vv  
     Case 221 To 255  '背景全为白色 IRN,=  
       currentBr = 100 Anz{u$0M[  
       currentContr = 100 S(gr>eC5  
  End Select L7$f01*  
   |Xt.[1  
  Select Case (iBlack + iBright) / 2   '图像反射光强度修正 YnE yL2SuU  
        Case 100 To 150 AY /9Io
-  
          currentBr = currentBr - 10 Tqt- zX|>  
        Case 151 To 255 RlOy,/-<  
          currentBr = currentBr - 20 731Lz*IFg  
  End Select D0Dz@25-  
   \Y4(+t=4  
  okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 W'C>Fn}lO?  
  okSetVideoParam hBoard, VIDEO_CONTRAST, currentContr '对比度 t7f(%/] H0  
End Sub 2lTt  
$ VT)  
Sub CopyCorner(rowID As Integer, diffL As Integer, diffR As Integer) (VeK7cU  
    Dim i As Integer, j As Integer, L1 As Long, L2 As Long, R1 As Long, R2 As Long T#ls2UL*xh  
     -8 uS#  
    For i = 1 To 8 }9^:(ty2A  
      MoveMemory LeftBK((i - 1) * 128 + 1, rowID), pFRAME(1, i), 128& q3x"9i `  
      MoveMemory RightBK((i - 1) * 128 + 1, rowID), pFRAME(640, i), 128& p*Z<DEh#  
    Next i ,X|Oe@/  
     o(hUC$vW  
    For j = 1 To 1024 ^B<-.(F  
      L1 = L1 + LeftBK(j, 0) "*bLFORkq'  
      L2 = L2 + LeftBK(j, 1) 2P"64 3tz  
      R1 = R1 + RightBK(j, 0) /HdXJL9B  
      R2 = R2 + RightBK(j, 1) Z>g72I%X  
    Next j \lbH   
    diffL = Abs(L1 - L2) / 1024 ~P\4 N  
    diffR = Abs(R1 - R2) / 1024 w!m4>w  
End Sub `=(<!nXJx  
~su>RolaX  
Function CheckSlice() As Boolean 1aAOT6h  
  CopySlice avSL, avSLR, avSLL bBi>BP=  
  If Abs(avSL - avSLL) > (Abs(avSLL - avSLR) + 5) * 4 Then w){B$X
  
    CheckSlice = True k4']q  
  Else s~Eo]e  
    CheckSlice = False [U& k"s?  
  End If U1YqyG8  
End Function ``/L18  
y!b"
Cj  
Sub CopySlice(avSL As Integer, avSLR As Integer, avSLL As Integer) 7h\is  
  Dim i As Long, j As Long, total As Long, totalL As Long, totalR As Long jj{:=lZB  
  For i = 1 To FrameH \@@G\\)er  
    MoveMemory Slice(1, i), pFRAME(sPos, i), sSize RdX+:!lD  
    MoveMemory SliceL(1, i), pFRAME(sPosL, i), sSize In?rQiD9  
    MoveMemory SliceR(1, i), pFRAME(sPosR, i), sSize b7sfr!t_d  
  Next i > "hP  
  For i = 1 To FrameH WsHDIp  
    For j = 1 To sSize QRju9x  
       total = total + Slice(j, i) m6i ,xn  
       totalL = totalL + SliceL(j, i) BZ?w}%-MO  
       totalR = totalR + SliceR(j, i) u`XRgtI{g?  
    Next j QNb Z)  
  Next i aT,W XW*  
  avSL = total / FrameH / sSize zqA>eDx  
  avSLR = totalR / FrameH / sSize ;P
S4@,  
  avSLL = totalL / FrameH / sSize K*:=d}^  
End Sub 2 5~Z%_?  
sP Nm.W$_  
Sub DrawSlice() Fl)nmwOc  
   frmRecord.Picture1.Line (sPosL, 0)-(sPosL + sSize, FrameH), RGB(255, 0, 0), B =F\Xt "  
   frmRecord.Picture1.Line (sPos, 0)-(sPos + sSize, FrameH), RGB(0, 255, 0), B \'2rs152  
   frmRecord.Picture1.Line (sPosR, 0)-(sPosR + sSize, FrameH), RGB(0, 0, 255), B EID-ROMO  
   frmRecord.RText.Text = Str(avSLL) & "/" & Str(avSL) & "/" & Str(avSLR) -5*OSA:8x  
End Sub HM% +Y47a  
Sub DrawMark(pic As Control) OLx;j+p  
   Dim i As Long, j As Long RvR.t"8  
   pic.Line (PilarX, FrameH - PilarY)-(PilarX + PilarW, FrameH - PilarY - PilarH / 2), RGB(255, 0, 0), B EB3/o7)L  
   pic.Line (PilarX, FrameH - PilarY - PilarH / 2 - 1)-(PilarX + PilarW, FrameH - PilarY - PilarH), RGB(0, 0, 255), B -C2!`/
U  
   For i = 1 To PilarH WOO3z5 La  
     For j = 1 To PilarW !KI^Z1dP(  
       pic.PSet (PilarX + PilarW + 10 + j, FrameH - PilarY - i), RGB(MKpilar((i - 1) * PilarW + j), 0, 0) (-S^L'v62v  
     Next j "]eB2k_>  
   Next i p*<Jg l  
End Sub rZgu`5<a  
)7.)fY$  
Function avIMG() As Integer -53c0g@X  
  Dim i As Long, j As Long, totalIMG As Long v.RA{a 9  
  MoveMemory pBuffer(1), pFRAME(1, 1), pFrameSize & b (*  
  For i = 1 To pFrameSize KpGx<+0p  
    totalIMG = totalIMG + pBuffer(i) H,D5)1Uu  
  Next i e#oK% {A  
  avIMG = totalIMG / pFrameSize X5o*8Bg4M  
End Function 
Q&I #  
"mn?*  
Function avRegion(barCol As Integer, barWidth As Integer) As Integer pLu5x<  
  Dim i As Long, j As Long, totalIMG As Long fq>{5ODO  
  For i = 1 To FrameH `oMZ9Gq2E  
     MoveMemory pBuffer((i - 1) * barWidth + 1), pFRAME(barCol, i), barWidth ;MQl.?vj  
  Next i zfop-qDOc  
  For i = 1 To FrameH * barWidth Xm,fyk>  
    totalIMG = totalIMG + pBuffer(i) t^&hG7L_m,  
  Next i ozY$}|sjDT  
  avRegion = totalIMG / pFrameSize 2*sTU  
End Function &J/EBmY[  

一共这么多文件。 P<
>NV4  
+o@:8!IM1  
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 zf8SpQ2~  
第6车皮 P84YriLo  

z 8M\(<  
5`3x(=b  
第9车皮 WZ`i\s1#  
k5>UAea_  
  

从这里里分离出来的。

3~R,)fO;  
f?ycZ  
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。 iz;5:  
">!pos`<C  
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 ？ #/Ob_~-?j  
x]`F#5j  

继续填个坑： Wm"q8-
<<  
u(yN
81  
用VBA控制WORD自己修订学生毕业文的格式。 >Q<XyAH~