引用

引用第20楼newport93于06-14-2010 13:47发表的  : `5 py6,  
|1^>n,C  
老五，I 服了U。 'Cy^G;  
i`o}*`//  
哪一天等俺退休了，也写一个The Non-Progamming career of an ex-programmer。哈哈哈。。。。。 rkhQoYZ[  

EtN@ 6xP  
8 vNgePn  
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! @|Z:7n6S  

引用

引用第3楼阿散于03-19-2010 22:49发表的  : %bf+Y7m  
Is that what you wanted to express yourself to us with the whole blank message but the very big title? /UeLf$%ZW  

r\]yq-_  
Hj ]$  
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  : 3nuf3)  
老伍在写交代材料啊，而且写在一个ZT的贴下，哈哈。 ToNi<~  

k5G(7Ug=g~  
BqZ^I eC$  
这不是怕您见笑嘛！现在露馅了，只得继续招供了。 '$Jt
}O  
3_=~7B) 8  
可以从宽不？

引用

引用第10楼卡拉于06-13-2010 21:49发表的  : hZnT`!iFE^  
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。 2'g< H-[  

|)6(_7e9  
7=XQgbY/  
其实标题没有什么，卡总既然改了就不必再改回了。 O{8"f\*  
QiWv  
主要是当初写的时候真是顶着锅盖写的。 XuJwZN!(  
hTI8hh  
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:r^6m%%  
哦, 打倒忽悠大家的家伙.      T.ub!,Y  

oE#HI2X  
N)Qj^bD!  
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  : nWFp$tJ/R  
每个人的故事对其他人都是故事, Ccz:NpK+  
自己的故事也是其中之一. 0nx <f>n  
跳出来看, u;J=g  
不过是众人中的一个人的故事. 8e>;E  
h83ho  
所以,接着听故事. ?;)(O2p  
 >o.u,  
女人们有兴趣的就等老伍开个新帖或者跟贴, >[|:cz  
听他痛说恋爱革命历史.... pE `Q4:<A  
BCUw"R#
 
杂家接着听他自学程序员历史, W}L=JJo},  
高级程序员考了吗? gp-wlu4  

lG#&Pv>-  
jLr8?Hyf  
这个恋爱革命史还是等你痛改前非换个新ID来讲吧！ Byldt  
bG^eP:r  
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。 q4Ye  
Xz]}cRQ[  
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。 4n3QW%#  

引用

引用第21楼阿散于06-14-2010 22:33发表的  : d0-}Xl  
引用第19楼伍胥之于06-14-2010 12:33发表的  : IR/0gP  
F
i5,y;]R  
nWXI*%m5  
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。 $Z{ fKr  
gFDP:I/`  
我连一级也没有考过。 CWBsiL f  
. |lJXI:GG  

*3"C"4S  

引用

=Rb,`%  
矬子里拔将军... r}hj,Sq'  
你们那里的俗语是吧? 00;=6q]TA  
M8juab%y  
我们这里说"矮子里拔长脚"..应该是同一个意思... ?-@hNrx  
&<_sXHg<x  
有趣....各地有表达意思一样却方式不同的俗语.... ;uoH+`pf  
<R3S{ty  
E/U1g4S  
你的文章写的有脸皮,没屁眼的, 1Za\T?V  
让看客大为不满...  o{-PT'  
O')Ivm,E  
你等着,,估计你以后接到的午夜凶铃就多了... P:*'x9`  

@.0jC=!l  
~S-x-cZ  
我到现在也没有接到你的午夜凶铃呢！ ua U!V4-  

引用

引用第25楼猪小秘于01-20-2011 20:51发表的  : hJd#Gc~*M  
伍SIR，再次抱拳佩服 $ng\qJ"HF  

.fjM9G#  
up:e0di{  
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 : 1/&j'B  
佩服，玩也玩得这么专业！ - TD6s:'  

_&dGo(B  
@#T?SNIL5  
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  : c3 wu&*p{  
3)3'-wu  
介个真的看不懂。 Q`//
HOM,  
你说你老啦，喜欢怀旧了，才想起来填坑。 G4RsH/  
提醒我也想想，是不是也老啦，是不是也有坑没填呢。 [{zekF~)@  

Z2$-},i  
qlgh$9  
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 UWusSi3+LG  
BOOL WriteDisk( HANDLE hpartition, DWORD dwSector, DWORD dwLength, char* lpBuffer){ }Ns_RS$  
DWORD dwCB; ntF(K/~Y  
LARGE_INTEGER  offset; V!Joh5=a  
offset.QuadPart  =  UInt32x32To64(dwSector ,  512); P0z "Eq0S  
SetFilePointer(hpartition,  offset.LowPart,  &offset.HighPart,  FILE_BEGIN); "^trHh8=  
if(!WriteFile(hpartition, lpBuffer, dwLength * 512, &dwCB, NULL)){ SjJUhTb  
DWORD error = GetLastError(); ]Ny]Ox<  
MessageBox(NULL,"写入文件失败!",NULL,IDOK); d@w I: 7  
return FALSE; *
}v'y{;  
} Jz|(B_U  
return TRUE; 6C3y+@9  
} Lte\;Se.tu  

'VB 6.0 版 4B> l|%  
'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。 9<YB&:<  
3(}?f  
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 3{_+dE"9  
Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long
p5[uVRZ  
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)m4"p7  
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 ILVbbC`D  
Private Declare Function SetFilePointer Lib "kernel32" (ByVal hFile As Long, ByVal lDistanceToMove As Long, lpDistanceToMoveHigh As Long, ByVal dwMoveMethod As Long) As Long 1u`Z? S(  
'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。 bZlAK)  
N&GcWcq  
@
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Private Const GENERIC_READ = &H80000000 hT Xc0  
Private Const GENERIC_WRITE = &H40000000 UG!&n@R  
H{}6`;W  
Private Const FILE_SHARE_READ = &H1  LSfj7j`  
Private Const FILE_SHARE_WRITE = &H2 HwGtLeB"  
Private Const OPEN_EXISTING = 3 0SDCo\  
MD On; Af>  
Private Const INVALID_HANDLE_VALUE = -1 _E"[%  
#/ 4Wcz<  
'//file seek 3n/L;T,X  
Private Const FILE_BEGIN = 0 sV+>(c-$  
Private Const FILE_CURRENT = 1 w%ip"GT,  
Private Const FILE_END = 2 '+eP%Y[W%  
B#gmT2L  
Private Const ERROR_SUCCESS = 0& %kUJ:lg;d  
<B fwR$  
'//device io control \GWq0z&  
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 },"g*  
C4
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Private Const IOCTL_DISK_GET_DRIVE_GEOMETRY As Long = &H70000   '458752 `C()H@;  
Private Const IOCTL_STORAGE_GET_MEDIA_TYPES_EX  As Long = &H2D0C04 O^<6`ku  
Private Const IOCTL_DISK_FORMAT_TRACKS As Long = &H7C018 I&vB\A  
Private Const FSCTL_LOCK_VOLUME As Long = &H90018 +amvQ];?Q8  
Private Const FSCTL_UNLOCK_VOLUME As Long = &H9001C m2}&5vD8-  
Private Const FSCTL_DISMOUNT_VOLUME As Long = &H90020 /;lk.-yU  
Private Const FSCTL_GET_VOLUME_BITMAP = &H9006F *PI3
L/*  
*CG2sAeB  
'//type tT v@8f  
Private Type LARGE_INTEGER O7K))w  
    lowpart As Long \.{JS>!  
    highpart As Long 2MC\~"
L<  
End Type _AO0:&  
_9-Ajv  
Private Enum MEDIA_TYPE c49#aNR  
    Unknown :#LB}=HQ  
    F5_1Pt2_512 _<~05Eh  
    F3_1Pt44_512  h43k
 
    F3_2Pt88_512 Ltj}>.+  
    F3_20Pt8_512 '
Oc8[8   
    F3_720_512 cK258mY  
    F5_360_512 [L\w]6  
    F5_320_512 IX>|bA;  
    F5_320_1024 t #AQD]h  
    F5_180_512 Z/I!\  
    F5_160_512 Oh^X^*I$@  
    RemovableMedia UkYQ<MNO  
    FixedMedia af_zZf!0  
End Enum q"cFw${  
F+6ZD5/  
Private Type DISK_GEOMETRY zZRqb/20  
    Cylinders           As LARGE_INTEGER E`
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    MediaType           As MEDIA_TYPE Ky'^AN]  
    TracksPerCylinder   As Long 42C:cl} ."  
    SectorsPerTrack     As Long L f i]s  
    BytesPerSector      As Long PQ[TTLG\&  
End Type e}?t[aK4#  
PY2`RZ/@  
'//private vars q+DH2&E'  
Private hDisk           As Long             'disk handle y
#MLxm  
Private lpGeometry      As DISK_GEOMETRY    'disk info K1hw'AaQ  
Private lBufferSize     As Long             'the buffer size of read/write _I!Xr!!)a0  
CVUDN2  
Public Function OpenDisk(ByVal FileName As String) As Boolean _+. t7q^  
'// 打开磁盘 :vr,@1c  
    hDisk = CreateFile(FileName, _ }+B7C2_\  
                        GENERIC_READ Or GENERIC_WRITE, _ ::R^ w"  
                        FILE_SHARE_READ Or FILE_SHARE_WRITE, _ kj8zWG4KH  
                        ByVal 0&, _ q[#\qT&QU  
                        OPEN_EXISTING, _ w Vof_'F1  
                        0, _ /}VQzF  
                        0) < d]|5  
    OpenDisk = Not (hDisk = INVALID_HANDLE_VALUE) M&K@><6k,k  
End Function jTqba:q@  
lz*PNT{E  
Public Function CloseDisk() As Boolean 3xe8DD  
'//关闭磁盘 dOhV`8l  
    CloseDisk = CloseHandle(hDisk) Q ?>#sN,  
End Function ~U1iB  
dnx}c4P  
Public Function GetDiskGeometry() As Boolean V.4j?\#%   
'//获取磁盘参数 @U)'UrNr~  
    Dim dwOutBytes      As Long ZJ4"QsF  
    Dim bResult         As Boolean Zu$f[U)X  
     4EpzCaEZ  
    bResult = DeviceIoControl(hDisk, _ VgdkCdWRm_  
                                IOCTL_DISK_GET_DRIVE_GEOMETRY, _ ! $iR:ji  
                                ByVal 0&, 0, _ -Z Z$ 1E  
                                lpGeometry, Len(lpGeometry), _ Q\oUZnD$=  
                                dwOutBytes, _  Ntqc=z  
                                ByVal 0&) dbLX}>  
     pFK |4
u  
    If bResult Then lBufferSize = lpGeometry.BytesPerSector * lpGeometry.SectorsPerTrack A`r9"([-A  
    GetDiskGeometry = bResult Z 0:2x(x9  
End Function `%=Jsi0.Nq  
lfA  BF  
Public Sub GetDiskInfo(MediaType As Long, _ .  9 NS  
                        Cylinders As Long, _ J.&q[  
                        TracksPerCylinder As Long, _ 9,Mp/.T"\  
                        SectorsPerTrack As Long, _ D;L :a`Y  
                        BytesPerSector As Long) 7HJv4\K  
'//返回磁盘的参数 B -KOf  
    MediaType = lpGeometry.MediaType 3x'30  
    Cylinders = lpGeometry.Cylinders.lowpart =j{jylC  
    TracksPerCylinder = lpGeometry.TracksPerCylinder T/K.'92S  
    SectorsPerTrack = lpGeometry.SectorsPerTrack e\dT~)c  
    BytesPerSector = lpGeometry.BytesPerSector Wf?sJ`.%b  
\(CW?9)  
End Sub w0IB8GdF  
^"
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Public Property Get BufferSize() As Long miKi$jC}vq  
'//返回每次读/写的缓冲大小 WY,t> 1c  
    BufferSize = lBufferSize y"hM6JI  
End Property 1^;h:,e6  
:+5afv}  
d{he  
Public Function LockVolume() As Boolean "tark'  
'// 将卷锁定 <\8   
    Dim dwOutBytes  As Long q^cFD  
    Dim bResult     As Boolean xsvs3y|  
     cjR.9bgn  
    bResult = DeviceIoControl(hDisk, _ &SM$oy#?  
                                FSCTL_LOCK_VOLUME, _ $7r wara  
                                ByVal 0&, 0, _ ]UI+6}r  
                                ByVal 0&, 0, _ P=@lkF!\#  
                                dwOutBytes, _ 2mO#vTX4  
                                ByVal 0&) CvW(( <?  
    LockVolume = bResult D6]$P%t9  
End Function (w-u"1&  
iF0
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pxbNeqK@p  
Public Function UnlockVolume() As Boolean g5V r2  
'// 将卷解锁 <It 7s1O  
    Dim dwOutBytes As Long s,k1KTXg<B  
    Dim bResult As Boolean KCu6:)6'  
     $SXxAS1  
    bResult = DeviceIoControl(hDisk, _ M~Slc*_%  
                                FSCTL_UNLOCK_VOLUME, _ Rf^cw}jU  
                                ByVal 0&, 0, _ 10rGA=x'(  
                                ByVal 0&, 0, _ F:g{rm[
  
                                dwOutBytes, _ 8.^U6xA  
                                ByVal 0&) s`J=:>9*  
    UnlockVolume = bResult z]YhQIU4n8  
End Function &>jkfG  
\,EPsQV0?  
AN>`M?EQ  
Public Function DismountVolume() As Boolean >(rB[ZJ  
'// 将卷卸下,使系统重新辨识磁盘，等效于重新插盘 P~<9 3  
    Dim dwOutBytes As Long >2:Sv1T  
    Dim bResult As Boolean CJOl|"UyJ  
     ^zJ.W  
    bResult = DeviceIoControl(hDisk, _ {XXNl)%  
                                FSCTL_DISMOUNT_VOLUME, _ `|w#K28t"  
                                ByVal 0&, 0, _ StL[\9~:  
                                ByVal 0&, 0, _ OgS8.wX  
                                dwOutBytes, _ ) T1oDk  
                                ByVal 0&) 9O Q4\  
    DismountVolume = bResult "6dbRo5%  
End Function >FHsZKJ  
kn"x[{d  
@e,Zmx  
Public Function ReadDisk(ByVal Cylinders As Long, _ ."X~?Nk  
                    ByVal Tracks As Long, _ $ddYH  
                    db() As Byte) As Boolean {|h"/  
'//按柱面和磁道来读取磁盘数据 2P ?Iu&  
    Dim iPos    As Long ?>8zU;Aj  
    Dim lRead   As Long -X[[ OR9+  
     Bg
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    iPos = Cylinders * Tracks * lBufferSize I`TD*D  
      iq:[+
  
    If SeekAbsolute(0, iPos) Then r8%,xA&  
        ReadDisk = ReadBytes(lBufferSize, db(), lRead) EAB+kY  
    End If ,m?D\Pru  
End Function lnWiE}F  
?GarD3#A  
Public Function WriteDisk(ByVal Cylinders As Long, _ % 4"~O _S  
                     ByVal Tracks As Long, _ Z ~9N  
                     db() As Byte) As Boolean ehusI-q  
'//按柱面和磁道来写磁盘数据 -9I%  
    Dim iPos    As Long f5%&  
    Dim lRead   As Long /vDF<HVzm  
     gJxVU41  
    iPos = Cylinders * Tracks * lBufferSize 'lk74qU$  
     1hyah.i]Y  
    If SeekAbsolute(0, iPos) Then +-\9'Q  
        WriteDisk = WriteBytes(lBufferSize, db()) uq%3;#[0  
    End If V^z;^mdd  
End Function ?v8k& q^q  
C<t>m_t9  
 ;"^9 L  
'///////////////////////////////////////////////////////////////////////////////////// 7 !.8#A':  
'//file system ,rI |+  
{Yk20Zn  
Private Function SeekAbsolute(ByVal HighPos As Long, ByVal LowPos As Long) As Boolean $0SZlq>En  
'//seek file } XU:DE  
    '//Notice: when you set LowPos=5, the read/write will begin with the 6th(LowPos+1) byte ~k0)+D}  
    LowPos = SetFilePointer(hDisk, LowPos, HighPos, FILE_BEGIN) -l@W)?$  
    If LowPos = -1 Then uW~,H}E  
        SeekAbsolute = (Err.LastDllError = ERROR_SUCCESS) 0|!<|N<  
    Else (VAL.v*  
        SeekAbsolute = True &U*J{OP
|  
    End If J_|}Xd)~t6  
     BDRVT Y(s  
End Function 8VmN?"5v  
()#tR^T  
a.IF%hP0xo  
Private Function ReadBytes(ByVal ByteCount As Long, ByRef DataBytes() As Byte, ByRef ActuallyReadByte As Long) As Boolean &i^NStqu  
'//read data to array !#I/be]  
    Dim RetVal    As Long ?1:/ 6  
    RetVal = ReadFile(hDisk, DataBytes(0), ByteCount, ActuallyReadByte, 0) U_;J.{n  
    'ActuallyReadByte =>> if the bytesRead=0 mean EOF @!/fvP  
    ReadBytes = Not (RetVal = 0) =k=2~ j  
     8@KFln )[  
End Function 'F?Znd2L  
pf@}4PN}  
Private Function WriteBytes(ByVal ByteCount As Long, ByRef DataBytes() As Byte) As Boolean Qf>Pb$c$U  
'//write data from array 8{fz0H.<?  
    Dim RetVal As Long (I ds<n"  
    Dim BytesToWrite As Long B9Q.s  
    Dim BytesWritten As Long 1GE%5  
     &jZ|@K?  
    RetVal = WriteFile(hDisk, DataBytes(0), ByteCount, BytesWritten, 0) W+ '}O<  
      Gy6qLM  
    WriteBytes = Not (RetVal = 0) #(+HSZm  
End Function ]3,.g)U*m  

这才是我当年写出的一个比较烂的程序 ^s~n[  
nYy}''l<  
Main2.bas fEG3b#t N  
';\gR/L  
Attribute VB_Name = "SubMain" *-
AAQ  
Option Explicit H L|spl(c  
:KP'xf.  
'采集文件与临时文件 [F)/mN  
Public Const TmpFile As String = "d:\30-0600.dat" T5jG IIa  
'已有数据：30-0600.dat /30日早6点进车与6：30出车头 F2`htM@,  
]|t.wr3AU  
Public fStatus As Long, hFile As Long, bytesRW As Long, lptrFile As Long Ru^ ONw"  
Public hBCFile As Long  '记录采集参数的文件 -0o6*?[Z  
Public Const TmpBMP As String = "d:\1.bmp" N%rL=zE  
Public hTmpFile As Long W}2 &Pax  
{dA ~#fW<  
Owpg]p yVD  
'采集窗口参数常量 QcG5PV  
Public Const FrameH As Long = 280& LL[#b2CKa  
Public Const FrameW As Long = 768& B/D\gjb  
Public Const pFrameSize As Long = FrameW * FrameH .hlQ?\  
C$td{tM  
'标志区范围，用于识别车辆 n~ >h4=h  
Public Const PilarC As Integer = 260   '识别标志立柱中线坐标X rKQASRF5*  
Public Const mkW As Integer = 28  '识别标志立柱宽度 #G+  
Public Const mkH As Integer = 80 ''识别标志立柱高度(上白中黑下白) iQzX-a|4]  
Public Const mkY As Integer = 4 ''识别标志立柱Y坐标(40-79白, 80-119黑,120-159白) Ipz 1+ #s'  
Public Const mkX As Integer = PilarC - mkW / 2 '识别标志立柱X坐标 TflS@Z7C  
'车缝检测位置常数 \_Kt6=
  
Public Const sSize As Long = 32& c`i=(D<  
Public Const sPos As Long = 310& BZ;}ROmqk  
Public Const sPosL As Long = 200& uWB:"&!^  
Public Const sPosR As Long = 500& EcU'*  
'车缝检测框位置 B+e_Y\Bu  
Public Slice(1 To sSize, 1 To FrameH) As Byte /1W7<']>xV  
Public SliceL(1 To sSize, 1 To FrameH) As Byte *Iwk47J ;a  
Public SliceR(1 To sSize, 1 To FrameH) As Byte ,J(5@8(>a  
Public avSL As Integer, avSLR As Integer, avSLL As Integer Dyk[ug5  
NVc!g  
$#7J\=GZ+  
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 A]iv
)C;]  
'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 }\939Y  
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 r d6F"W  
Public PilarW As Long, PilarH As Long, PilarX As Long, PilarY As Long Wbn[Q2h5  
Public LeftBK(1 To 1024, 0 To 1) As Byte, RightBK(1 To 1024, 0 To 1) As Byte g{W6a2  
'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 8yWu{'G
 
f>)Tq'  
{pe7]P?  
8f,'p}@!d  
'一次连续采集的帧数 uH&,%k9GVK  
Public tFrames As Long
B>|U-[A  
,B~lwF 9  
'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 !P~ PF:W~|  
'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。 #A/]Vs$  
'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 |aS~"lImh  
KM5DYy2 A6  
Public pFRAME(1 To FrameW, 1 To FrameH) As Byte RCh$j&Tn  
Public pBuffer(1 To FrameW * FrameH * 2) As Byte : \:~y9X0  
Public pWorkSpace(1 To FrameW * FrameH) As Long v*H &F  
Public Const pBufferSize As Long = FrameW * FrameH * 2 #x5N{8  
Public pGray(0 To 255) As Long '整幅图像的灰度直方图 ]opW; |{e  
('
Ko#3b  
Public hBoard As Long   '采集卡标识 |J<pLz  
Public mBufferAddr As Long  '缓存地址 [CDXCV-z  
Public BufferSize As Long  '缓存大小(字节) du'}+rC  
Public iCurrentCard As Long ?z@v3(b[  
Public CapStatus As Long g{v5mly  
Public iFrames As Long ikY]8BCc  
Public currentBr As Byte, currentContr As Byte hD$p ;LF  
zyZok* s  
Public hMEM As Long, mStatus As Long bwSRJFqb  
Public Const hMemSize As Long = pFrameSize * 4 T018)WrhL  
Public hMemWork As Long nGv23R(?G  
Public Const hMemWorkSize As Long = pFrameSize * 5 0Z A#T:4  
].-J.  
;c X^8;F0  
5fegWCJ  
'串口接收轨道衡数据 G/fP(o-Wd  
Public WeightFromCom As String <E[HlL  
Public bReceiveComplete As Boolean (K*/Vp  
r
v,NQZ  
;5D@kS^  
Public Type GrayBMPHeader Gf H*,1x   
  Tag As Integer 1<W4>~,wj  
  FileLength As Long    '文件大小 XSp x''l  
  Reserve1 As Long :m*!?QGdL  
  DataOffset As Long    '图像数据偏移量 %jZp9}h  
  BMPHeaderSize As Long  '文件头长 \]U<h ub  
                        'length of the bitmap info header used to describe the bitmap colors, compression,… $m:2&lU3   
                        'the following sizes are possible: \,l.p_<  
                        '28h - windows 3.1x, 95, nt, … [%7;f|p?  
                        '0ch - os/2 1.x [+%d3+27  
                        'f0h - os/2 2.x oEenm\ZI  
m@G<ZCMZ  
  ImageWidth As Long           '图像宽（像素数） 2q-:p8  
  ImageHeight As Long          '图像高(像素数) )l#%.Z9  
  PlaneNumber As Integer  '图像层数 k=T-L  
  bpp As Integer    'bits per pixels    '1 - monochrome bitmap Q7uAf3  
                                        '4 - 16 color bitmap (: ?5 i`  
                                        '8 - 256 color bitmap &e-#|p#v  
                                        '16 - 16bit (high color) bitmap U0h)pdo  
                                        '24 - 24bit (true color) bitmap >[|GC/
C  
                                        '32 - 32bit (true color) bitmap =!?[]>Dh
 
  Compression As Long '压缩方法     '0 - none (also identified by bi_rgb) 8tLT'2+H#  
                                    '1 - rle 8-bit / pixel (also identified by bi_rle4) Mhv1K|4s  
                                    '2 - rle 4-bit / pixel (also identified by bi_rle8) \!UF|mD^tG  
                                    '3 - bitfields (also identified by bi_bitfields) b(#"
w[|  
  IMAGESIZE As Long  '图像数据字节数 >@)*Sn9"  
  hResolution  As Long  '水平分辩率  像素数/米 d; mmM\3]  
  vResolution  As Long  '垂直分辩率 j<ABO")v  
  ColorsinBMP As Long   '图中所用的颜色。对256色图像总为0x100 V8sH{R-  
  ImportantColors As Long ASKAgU"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 stg30><   
End Type ~?AC:  
<JL\?)} n  
[y|^P\D  
`26V`%bPkr  
Public BMPHeader As GrayBMPHeader, BMP1 As GrayBMPHeader ]pOYVf *$  
Public sRECT As RECT ;wJ7oj<  
-E8ntY-  
Lp:Nw4_  
Public conn As ADODB.Connection #~H%[s a  
Public rsTrain As ADODB.Recordset &RKH2R  
Public rsOperater As ADODB.Recordset /nC{)s?S'  
Public rsGoods As ADODB.Recordset c~gNH%1XN  
Public rsGood2 As ADODB.Recordset dThR)Z'=  
Public rsSender As ADODB.Recordset #Mj$o;SX  
Public rsReceover As ADODB.Recordset 5JBB+g  
Public rsTrainTMP As ADODB.Recordset R`@8.]cpPy  
n|70x5Z?}J  
]aC':55(  
'打开采集卡 q_<*esZ,  
'设置参数 @<D'-mMt  
'设置为实时单帧采集到缓存方式 L$Hx?^3  
'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 MkG`w,  
yhcNE8mkQ/  
?G$Om  
Sub Main() {{V;:+62  
  Dim i As Integer, status As Long {D_++^  
     +{,N X  
   InitBMPinfo /h}PEu3y  
   '生成BMP文件头---该文件头是固定将pFRAME数组写成BMP文件 ny12U;'s,  
    BMPHeader.Tag = &H4D42 r6d0x  
    BMPHeader.ImageWidth = FrameW r5MxjuOB1  
    BMPHeader.ImageHeight = FrameH J3/\<=Qh  
    BMPHeader.BMPHeaderSize = &H28 z5XYpi_;[  
    BMPHeader.PlaneNumber = 1 xm<v"><  
    BMPHeader.bpp = 8 Ku<b0<`  
    BMPHeader.Compression = 0 Z/2,al\  
    BMPHeader.hResolution = &H1274   'Windows pBrush.exe的默认值,PhotoED.exe默值为0 (NH8AS<  
    BMPHeader.vResolution = &H1274 FX HAZ2/\  
    BMPHeader.ColorsinBMP = 256 ,f8}q]FTA  
    BMPHeader.ImportantColors = BMPHeader.ColorsinBMP ^M`>YOU2+  
    BMPHeader.DataOffset = Len(BMPHeader) (3 IZ  
    For i = 0 To 255 MU_!&(X_  
      BMPHeader.Pallate(i) = RGB(i, i, i) Ur'9bl{5  
    Next i &mN'Tk  
    BMPHeader.IMAGESIZE = FrameH * FrameW ) -bD2YA{  
    BMPHeader.FileLength = Len(BMPHeader) + BMPHeader.IMAGESIZE "/ tUA\=j  
yz[%MXI  
$}qDV> qo  
    MoveMemory BMP1, BMPHeader, Len(BMPHeader) CfPXn0I  
     = EQN-{#  
    BMP1.ImageWidth = FrameW |d,F-9 iw  
    BMP1.ImageHeight = FrameH * 2 )KSisEL  
    BMP1.IMAGESIZE = BMP1.ImageWidth * BMP1.ImageHeight H$z>OS_6U  
    BMP1.FileLength = Len(BMP1) + BMP1.IMAGESIZE FU_fCL8yA  
{ 1+Cw?1d  
  '确定标志位置,为pilarX, pilarY确定初始值 j0g5<M  
   PilarW = mkW LP.HS'M~u  
   PilarH = mkH  '此两项为固定值 i\t753<Ys  
   PilarX = GetSetting(App.EXEName, "Mark", "MarkX", mkX) PD6MyW05%9  
   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 2y3?!
^$  
   8weSrm  
   U91 &|  
  '连续采集记录文件 UWQtvQ f  
  ' 建立一个缓冲区为页对齐方式的文件 R%>jJ[4\[  
  If Dir(TmpFile) <> "" Then K :1g"  
    hFile = CreateFile(TmpFile, GENERIC_READ Or GENERIC_WRITE, _ +7|  [b  
     0&, 0&, OPEN_ALWAYS, FILE_FLAG_NO_BUFFERING, 0&) 8[8|*8xqs  
    ' 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 F>(qOH.I  
    ' 而必须用setfilepointer函数调节与操作系统保留的文件指针。 .)LZ`Ge3F  
  Else cC^W2\  
    hFile = CreateFile(TmpFile, GENERIC_READ Or GENERIC_WRITE, _ <Z{vC  
     0&, 0&, CREATE_ALWAYS, FILE_FLAG_NO_BUFFERING, 0&) b;S6'7Jf9  
  End If QCeMKjCmY  
  If hFile = 0 Then 8)L'rW{q#  
    MsgBox TmpFile & ": File Open Error", vbOKOnly fNmE,~
 
    Exit Sub y,MPGW_  
  End If R [x7QlA;  
  '采集参数记录文件 H_VEPp,T  
hBCFile = FreeFile() jCU=+b=  
Open TmpFile + ".BC" For Binary Access Read Write As #hBCFile kUNj4xp)  
   x&at^Fp  
hMEM = VirtualAlloc(ByVal 0&, hMemSize, MEM_COMMIT, PAGE_READWRITE)  ’分配系统内容 B4`2.yRis  
If hMEM = 0 Then lVP9=  
    fStatus = GetLastError /8f>':zUb  
    MsgBox "内存分配错误: 错误代码 - " & Str(fStatus) & vbCrLf _ &MCy.(jN  
     & "请向技术人员报告该错误代码。", vbOKOnly KMUK`tbaI  
    CloseHandle hFile AXz-4,=xX  
    Exit Sub #v{Y=$L  
End If QB!jLlg(  
:lUX5j3  
hMemWork = VirtualAlloc(ByVal 0&, hMemWorkSize, MEM_COMMIT, PAGE_READWRITE) yC0C`oC  
If hMemWork = 0 Then 'S =sj}X  
    fStatus = GetLastError <^d!Vzr]  
    MsgBox "内存分配错误: 错误代码 - " & Str(fStatus) & vbCrLf _ r eGm>  
     & "请向技术人员报告该错误代码。", vbOKOnly hHcJN
 
     '释放已成功分配的内存 h,^BC^VU9-  
    mStatus = VirtualFree(ByVal hMEM, hMemSize, MEM_DECOMMIT) *6:v}#b[  
    mStatus = VirtualFree(ByVal hMEM, 0&, MEM_RELEASE) TqIAWbb&  
     ?n)Xw)]  
    CloseHandle hFile s(Z(e %  
    Exit Sub EJ1Bq>u7  
End If  ):e+dt  
j]rXoV>  
' Test writing cppL0myJ  
'WriteFile hFile, ByVal hMEM, ByVal 4096&, bytesRW, ByVal 0& 2zz,(RA  
     oFWt(r   
   '初始化采集卡参数 H5~1g6b@  
   iCurrentCard = -1 :.Y|I[\E%  
   hBoard = okOpenBoard(iCurrentCard) 59V#FW
e-  
   Debug.Print hBoard kW#S]fsfU  
   If hBoard = 0 Then O/mR9[}  
      ExitGrabber Hal7 MP  
      End ]JH64~a  
   End If \Ke8W,)ew  
   okGetBufferSize hBoard, mBufferAddr, BufferSize "[k1D_PZ  
   If mBufferAddr = 0 Then 1o8wy_eSs  
     MsgBox "缓存不存在！" ODm&&W#*  
     ExitGrabber xpF](>LC(  
   End If 2;8Xz6T  
   Debug.Print Hex(mBufferAddr), Hex(BufferSize) @&;(D!_&  
   <>%,}j 9  
   Rv98\VD"  
   currentBr = 128: currentContr = 128 vkJ)FEar  
   '设置视频输入参数 KacR?Al  
   okSetVideoParam hBoard, VIDEO_SOURCECHAN, 1 'Video2 Y=r!2u6r~  
      ' lParam=0,1.. Comp.Video; 0x100,101...to Y/C(S-Video), 0x200,0x201 to RGB Chan.Input Kl{-zX  
   okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 y<TOqn  
   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 (B@X[
~  
   okSetVideoParam hBoard, VIDEO_RGBFORMAT, FORM_GRAY8 '8位灰度模式 '!p=aF9L  
   okSetVideoParam hBoard, VIDEO_TVSTANDARD, 0 'PAL制式 X:>$8^gS  
   okSetVideoParam hBoard, VIDEO_SIGNALTYPE, &H10000 '逐行（低字）同步开槽（高字） Rq) 0i}F  
   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) aSel* L  
   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) >QXzMN}o  
   okSetVideoParam hBoard, VIDEO_FREQSEG, 0 ' 低频部分信号 :4|M jn  
   l09Fn>wa  
   '设置采集参数 AIb>pL{  
   okSetCaptureParam hBoard, CAPTURE_INTERVAL, 0  '逐帧 )B6
# A0  
   okSetCaptureParam hBoard, CAPTURE_CLIPMODE, 2 '裁剪方式 m+?N7  
   okSetCaptureParam hBoard, CAPTURE_BUFRGBFORMAT, FORM_GRAY8  '8位灰度 l';pP^.q  
   okSetCaptureParam hBoard, CAPTURE_HARDMIRROR, 0 '不作镜像变换 R,%_deV\(  
   okSetCaptureParam hBoard, CAPTURE_FRMRGBFORMAT, FORM_GRAY8 '帧存格式 2gt+l?O<PS  
   okSetCaptureParam hBoard, CAPTURE_SAMPLEFIELD, 0 ' 逐场采集 C\7u<2c  
   okSetCaptureParam hBoard, CAPTURE_HORZPIXELS, 944  '水平像素数 PAL制式固定值 ?]^zD k@~  
   okSetCaptureParam hBoard, CAPTURE_VERTLINES, 625 '垂直线数 yf!,4SUkU  
   okSetCaptureParam hBoard, CAPTURE_SEQCAPWAIT, 0 '不等结束立即返回 sI'a1$  
   'okSetCaptureParam hBoard, CAPTURE_BUFBLOCKSIZE, FrameW + FrameH * 2 * &H10000 98GlhogWt  
   'Buffer Block Size不用设置，而用okSetTargetRect函数进行动态调节 UVrQV$g!  
   u#1%P5r&X  
   *.oK I@  
   okCloseBoard hBoard wzd`l?o,  
   Sleep 50 q(78fZ *X  
   hBoard = okOpenBoard(iCurrentCard)   '关闭后重新打开使新的设置值生效 Ejv%,q/T(  
   ;+sl7qlA4  
   '设置数据传送方式 ]fZ<`w8u}  
   'okSetConvertParam hBoard, CONVERT_FIELDEXTEND, FIELD_COPYEXTEND '逐行并扩展行 "f4<B-9<$  
   '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。 @dl8(ILk'  
   v,{h:  
   sRECT.Right = -1   '用于获得当前设置值 >-M ]:=L  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) o]<jZ_|gB  
   Debug.Print sRECT.Left, sRECT.Right, sRECT.Top, sRECT.Bottom %`e`g ^  
   Debug.Print okSetCaptureParam(hBoard, CAPTURE_BUFBLOCKSIZE, -1)  'FrameW + FrameH * &H10000 %,/lqcFo  
   sRECT.Left = 0 n0Go p^3  
   sRECT.Top = 0 F+m[&MKL  
   sRECT.Right = sRECT.Left + FrameW jo}1u_OJ  
   sRECT.Bottom = sRECT.Top + FrameH * 2 zCt\o  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) [email protected]  
   Z^+rQ.%n"&  
   sRECT.Right = -1   '检查新设置值 um7o!yg,  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) xRlYr# %  
   Debug.Print sRECT.Left, sRECT.Right, sRECT.Top, sRECT.Bottom +Gow5-(  
   Debug.Print Hex(okSetCaptureParam(hBoard, CAPTURE_BUFBLOCKSIZE, -1)) )>\4ULR83  
   F|Q H
 
   If TESTSignal = False Then []zua14F6  
      'ExitGrabber |m)kN2w  
   End If yG\UW&P  
   !siWEzw  
   t0q_>T-kt  
   /%!~x[BeJ>  
   '设为实时采集状态 9t?L\
  
   'iFrames = okCaptureActive(hBoard, BUFFER, 0&) i\)3l%AK]T  
   Pe}PH I  
   &iqw! ud  
   '单帧采集 );Z]SGd  
   'okWaitSignalEvent hBoard, EVENT_FRAMEHEADER, -1 V>Fesm"aq  
   'iFrames = okCaptureSingle(hBoard, BUFFER, 0&) ;FU|7L$H  
   okCaptureTo hBoard, BUFFER, 0, 1 'single ;\qXbL7  
   'Do While okGetCaptureStatus(hBoard, False) <> 0 ?Nf 5w  
   '   Sleep 20 k^%2_ H  
   'Loop qNxB{0(D  
   okGetCaptureStatus hBoard, True {pWBwf>R C  
   MoveMemory pFRAME(1, 1), ByVal mBufferAddr, pFrameSize \7Qb229?  
   '写入768*576测试图象 Fi4UaJ3K  
   ArrayToBMP TmpBMP >^=gDJ\a  
   )s)_XL  
   '打开数据库 A?8\Y{FQ  
   Set conn = New ADODB.Connection %m eLW&  
   conn.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;" & _ R(G\wqHUT3  
      "Persist Security Info=False;Data Source=" & "c:\train\train.mdb" & _ <C'Z H'p  
      "; Mode=Read|Write" eCWPhB6l  
   conn.Open ?sXG17~B m  
   g
\Ak;03n  
   frmRecord.Picture1.Picture = LoadPicture(TmpBMP) :lgi>^  
   frmRecord.Visible = True Pz%~ST  
   frmQuery.Visible = True "k:=Y7Dx  
   Load frmReceiveFromComm EiWd+v,QJQ  
   hd2'AlB  
   '调试参数 ]3ifdGk  
   If InStr(UCase(Command()), "/CAPTURE") > 0 Then ^ q ?1U?4  
     SignalBox.Visible = True %D`o  
   End If s5&=Bsv  
   If InStr(UCase(Command()), "/COMM") > 0 Then UX2lPgKdLz  
     frmReceiveFromComm.Visible = True )MSZ2)(  
   End If io
.]'">  
y(5:}x&E  
End Sub H=p`T+  
l1A5Y5x9=  
Sub ExitGrabber() xr[Vp  
  '关闭数据库 "UG K8x  
  '关闭采集卡 1oty*c  
  mStatus = VirtualFree(ByVal hMEM, hMemSize, MEM_DECOMMIT) bAEg$A  
  mStatus = VirtualFree(ByVal hMEM, 0&, MEM_RELEASE) e"k/d<  
  mStatus = VirtualFree(ByVal hMemWork, hMemWorkSize, MEM_DECOMMIT) )6-9)pH@)  
  mStatus = VirtualFree(ByVal hMemWork, 0&, MEM_RELEASE) _okWQvdH  
  okStopCapture hBoard W\8Ln>  
  okCloseBoard hBoard "$|
Zr  
  CloseHandle hFile oh~:,  
  Close #hBCFile $'{=R 45Z  
  conn.Close hi|!  
  End $ J1f.YE  
End Sub ]a?bzOr,  
sZg6@s=  
Function ArrayToBMP(ByVal File As String) [|RjHGf  
Dim BytesWrite As Long
t>xd]ti  
ys8Q.oBv_`  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, 0&, 0&, _ };b1ahaG  
  CREATE_ALWAYS, 0&, 0&) Q9c)k{QZ  
Qs9OC9X1  
If hTmpFile = 0 Then /7/0x ./{  
   ArrayToBMP = False \S ."?!U  
   Exit Function O)]v;9oER  
End If D."=k{r.  
wvN
`R  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN Zgamd1DJ[l  
WriteFile hTmpFile, BMPHeader, 2&, BytesWrite, ByVal 0& S_b/DO  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN 2'|8Q\,:4Z  
WriteFile hTmpFile, BMPHeader.FileLength, Len(BMPHeader) - 2, BytesWrite, ByVal 0& =rFN1M/n{E  
0fArF*  
SetFilePointer hTmpFile, Len(BMPHeader), 0&, FILE_BEGIN !l 6dg&
 
WriteFile hTmpFile, pFRAME(1, 1), pFrameSize, BytesWrite, ByVal 0& .tnkT;T  
1/;o
 
If BytesWrite < pFrameSize Then L(G92,.  
  ArrayToBMP = False y9L14  
End If X
%}nFg qQ  
B{MaMf)  
CloseHandle hTmpFile O=}g4c  
`VT>M@i/  
End Function jVWK0Zba  
nlGHT  
Function ArrayToBMP1(ByVal File As String) "35A/V  
eGL<vX  
Dim BytesWrite As Long iPj~I  
c5% 6Y2W0  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, FILE_SHARE_READ Or FILE_SHARE_WRITE, 0&, _ 2eb1lJdS  
  CREATE_ALWAYS, 0&, 0&) TQ]
dW  
QJGKQ2^ n  
If hTmpFile = 0 Then !L$x:/R9M  
   ArrayToBMP1 = False 0N;%2=2_E  
   Exit Function
QkQ!Ep(  
End If 8e&p\%1  
86 .`T l;  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN )nfEQ)L;h}  
WriteFile hTmpFile, BMP1, 2&, BytesWrite, ByVal 0& s{}]D{bc  
mJ5H=&Z  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN YcDe@Zuwn  
WriteFile hTmpFile, BMP1.FileLength, Len(BMP1) - 2, BytesWrite, ByVal 0& 7TX2&kMoc  
4_^[= p/R  
SetFilePointer hTmpFile, Len(BMP1), 0&, FILE_BEGIN fjG&`m#"  
WriteFile hTmpFile, pBuffer(1), pBufferSize, BytesWrite, ByVal 0& Bp ?  
pQa:pX  
If BytesWrite < pBufferSize Then `yO'[2  
  ArrayToBMP1 = False w7TJv4_  
End If /7"I#U^u
/  
rD &D)w  
CloseHandle hTmpFile 33Az$GXFsq  
ezm&]F`  
End Function B^v8,;jZT  
7DD&~ZcD  
'使用该过程建立的文件要求在用后关闭 (xpn`NA  
Public Function ArrayToBMP2(File As String) As Boolean f&KdlpxKv  
J G$Z.s  
Dim BytesWrite As Long =QOg 6  
Bc5+ss  
ArrayToBMP2 = True )[Z!*am  
"ju'UOcS/  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, FILE_SHARE_READ Or FILE_SHARE_WRITE, 0&, _ &,:h)  
  CREATE_ALWAYS, FILE_ATTRIBUTE_TEMPORARY, 0&) Dw6fmyJ:  
F@YKFk+a  
If hTmpFile = 0 Then w@-M{?R  
   ArrayToBMP2 = False E4z)Mr#  
   Exit Function g)"gw+ZFc  
End If Fc6iQ  
bHE2,;o  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN 12UD19!  
WriteFile hTmpFile, BMPHeader, 2, BytesWrite, ByVal 0& 3=mr "&]r:  
aYn^)6^  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN K.~q+IYP[  
WriteFile hTmpFile, BMPHeader.FileLength, Len(BMPHeader) - 2, BytesWrite, ByVal 0& u<xo/=Z  
WXw}^v  
SetFilePointer hTmpFile, Len(BMPHeader), 0&, FILE_BEGIN Na{Y}0=^y  
WriteFile hTmpFile, pFRAME(1, 1), pFrameSize, BytesWrite, ByVal 0& P-`(0M7^  
B1!kn}KlL{  
If BytesWrite < pFrameSize Then >ut" OL9J  
  ArrayToBMP2 = False u]*0;-tz  
End If p@ NaD=9  
ac{? +]8}  
CloseHandle hTmpFile u=x+J=AH  
#5} wuj%5  
End Function C[sh,  
}UwO<#  
Private Function TESTSignal() As Boolean .a'f|c6  
Dim extsign As Long, videotype As Long, scanlines As Long, fieldfrq As Long T{v>-xBRy  
sD;M !K_  
extsign = okGetSignalParam(hBoard, SIGNAL_VIDEOEXIST) Xf[kI  
&@FhR#pUQ  
If extsign = 1 Then \ 0W!4
D  
   TESTSignal = True zeb=8Dg :  
Else SmwQET<H  
    If extsign = 0 Then c9"r6j2m5  
        MsgBox "无视频输入信号，检查摄像机电源！", vbOKOnly 4T6 {Y  
        TESTSignal = False zi@]83SS#  
        Exit Function Q\ppfc{,  
    End If V)ig)(CT  
End If /]
^#b  
<ABX0U[*  
'测试视频输入类型 @(g_<@Jz  
'video type sgUud_r)4  
okWaitSignalEvent hBoard, EVENT_ODDFIELD, 40 +0Q,vK#j^  
videotype = okGetSignalParam(hBoard, SIGNAL_VIDEOTYPE) uVE.,)xz  
If videotype = 1 Then !]yO^Ob.E  
        '"隔行信号(Interlaced)" Lh.b5Q|  
Else .B2]xfo"`  
   If videotype = 0 Then zAzP,1$?  
       '"逐行信号(Non-interlaced)" g4p  
   Else Pe73g%  
     If videotype = -1 Then FS6`6M.K  
       ' "不支持" SRIA*M.B}  
     End If $;N*cH~  
   End If 2Os1C}m  
End If ^TY;Zp  
j$7|XM6  
'测试垂直扫描线数 'a6<ixgo0  
'video scanlines B;>{0 s  
scanlines = -1 V~G`kkNy  
scanlines = okGetSignalParam(hBoard, SIGNAL_SCANLINES) ~^jq(:d)  
    If scanlines = -1 Then : 18KR*;p  
        ' "不支持" tJViA`@x  
    Else &#`l;n:]+  
        'Trim(Str(ScanLines)) + " 行数/幅" m0n)dje  
    End If /AY4M;}p  
/D&%v*~E  
'测试帧频 -a,-J]d0+  
'video field frequency  D,v U  
    fieldfrq = okGetSignalParam(hBoard, SIGNAL_FIELDFREQ) -VKS~{
  
    If fieldfrq = -1 Then u$#Wv2|mk  
        'lblSignal(8) = "不支持" m,i,n9C->  
    Else @mP]* $00  
        'lblSignal(8) = Trim(Str(FieldFRQ)) + " 场数/秒" a' Ki;]q  
    End If x!LQxoNF  
End Function )Z 9E=%  
S-Y=-"  
*g}Yw  
Sub PicIdentify() [epi#]m  
'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 \wcam`f
  
'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 GPz(j'jU  
'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 U1_@F$mq<  
'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 W]M)Q}:Y  
`]Fx.)C#  
  Dim fPTR As Long, cFrame As Long ?'86d_8  
  Dim i As Long, j As Integer, pTotal As Long, pAV As Integer EP'h@zdz  
     K_)eWf0a  
S{pXs&4O  
cFrame = 0 Q/uwQo/  
fWfk[(M'9  
e
}/Lk5q!  
Do While cFrame < tFrames t7n(Qkrv  
   J]lrS  
  fStatus = SetFilePointer(hFile, cFrame * pFrameSize, 0&, FILE_BEGIN) Z>c3  
  fStatus = ReadFile(hFile, ByVal hMEM, ByVal pFrameSize, bytesRW, ByVal 0&) jp8@vdRg  
  MoveMemory pFRAME(1, 1), ByVal hMEM, pFrameSize x+ncc_2n&D  
   RqEH|EUZ  
  frmRecord.RText.Text = Str(cFrame) Un`^jw#_  
  frmRecord.RText.Refresh gI^oU4mq  
       ^bg2[FV  
  If CheckMark = True Then X+L) -d  
   ArrayToBMP TmpBMP %,S f1fUJ
 
   frmRecord.Picture1.Picture = LoadPicture(TmpBMP) VVH.2&`I  
   frmRecord.RText.Text = "第" & Str(cFrame) & "帧" U$]|~41#  
   3$.deYa$R  
   DrawSlice voP7"Dl[  
   ^k5ll=}  
   'i = MsgBox("检测到立柱：第" & Str(cFrame) & "帧", vbYesNo) X[ q+619  
   'If i = vbNo Then |8>3`w!  
   '  Exit Do <h%O?mkC  
   'End If "k*PA\U  
   'cFrame = cFrame + 1 poGc a1  
   4#x5MM  
  End If Nkxmm/Z  
  DoEvents ;c~cet4  
  cFrame = cFrame + 1 ;<yd^Xs  
Loop m(RXJORI  
End Sub /Jf.y*;  
k.("3R6v:  
UcBe'r}G  
Function CheckMark(Optional iBlk As Integer = 30, Optional iWhite As Integer = 230) As Boolean dm0QcW4  
`>0MNmu  
'如标志区模式反差存在则为TRUE，否则返回FALSE NI#X@  
fkf1m:Ck h  
Dim i As Integer, j As Integer, mTotal As Long, mAV As Single, mTop As Long, mBot As Long 5;0g!&-t#  
CheckMark = True \^
ghdU  
   JD@J[YY5R  
'复制标志区 (" LQll9  
For i = 1 To mkH (?_S6HE  
   MoveMemory MKpilar((i - 1) * PilarW + 1), pFRAME(PilarX, PilarY + i), PilarW 1) ta  
Next i ];.pK  
-F'b8:m  
For j = 1 To PilarW * PilarH / 2 7K)6^r^  
   mTop = mTop + MKpilar(j) 4wC+S9I#E^  
Next j Bm&kk x.9P  
?]D"k4  
For j = PilarW * PilarH / 2 + 1 To PilarW * PilarH /VmR<C?
h  
   mBot = mBot + MKpilar(j) \
fA{1  
Next j 3)-/
`iy#  
d>;&9;)H  
mTop = mTop / PilarW / PilarH * 2 7VcmVq}X  
mBot = mBot / PilarW / PilarH * 2 u6>?AW1~  
MZ Aij  
mAV = (mTop + mBot) / 2 + (mBot - mTop) / 4 '标志区平均亮度 }ci# >  
hX`}Q4(k  
'平均值极值化 u[nyW3MZ  
  For j = 1 To PilarH * PilarW s!n< }C  
    MKpilar(j) = IIf(MKpilar(j) > mAV, 255, 0) (Yp+bS(PU*  
  Next j @-UL`+  
   ?A(Qy aKz  
mTop = 0: mBot = 0 pw7[y^[Qg  
For j = 1 To PilarH * PilarW / 2 DXz}YIEC  
  mTop = mTop + MKpilar(j) wP[t0/dl  
Next j 'F>'(XWWQ  
fRg`UI4w}  
For j = PilarH * PilarW / 2 + 1 To PilarH * PilarW XGP6L0j  
  mBot = mBot + MKpilar(j) Q+4Xs.#  
Next j q_-7i  
Y3Vlp/"rB"  
X[f=h=|  
  mTop = mTop / PilarH / PilarW * 3 n1!?"m!  
  mBot = mBot / PilarH / PilarW * 3 O@p]KSfk  
   UnI48Y  
)Ke*JJaq  
If mBot > iWhite And mTop < iBlk Then nX$XL=6mJ&  
  CheckMark = True $O9^SB  
Else 0a-:<zm  
  CheckMark = False D8 hr?:I9  
End If 9U$EJN_G  
End Function bh^LIU  
/~x"wo  
Sub Capture1Frame() vAyFmdJ^  
   okCaptureTo hBoard, BUFFER, 0, 1 'single =- _B:d;  
   okGetCaptureStatus hBoard, True f B9
;_z  
   MoveMemory pFRAME(1, 1), ByVal mBufferAddr, pFrameSize >3z5
ww  
End Sub jqPkc28  
6iCr RjY*  
8\{^|y9-  
Sub CopyMark(iBlk As Integer, iWhite As Integer) K|dso]b/  
'复制标志区并返回标志区暗区与亮区的亮度平均值 <n]x#0p  
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 C@ th O  
   h;6lK$!c  
'复制标志区 Q}-~O1  
For i = 1 To mkH k0T?-iM  
   MoveMemory MKpilar((i - 1) * PilarW + 1), pFRAME(PilarX, PilarY + i), PilarW }CeCc0M  
Next i XC.%za8  
cA%%IL$R  
For j = 1 To mkW * mkH / 2 u_ABt?'  
   mTotal = mTotal + MKpilar(j) e{m2l2Tx:  
Next j M5xCC!  
v
4C{<8:X  
iBlk = mTotal / (mkW * mkH / 2)  '标志区上部白区平均亮度 ,o)d3g-&g  
JV;OGh>  
mTotal = 0 [Q=dCX9%  
For j = mkW * mkH / 2 + 1 To mkW * mkH um9_ru~  
   mTotal = mTotal + MKpilar(j) 6Cn+e.j@  
Next j FQ=@mjh  
g!-,]  
iWhite = mTotal / (mkW * mkH / 2) '标志区下部黑区平均亮度 ]Dw]p!@  
eImn+_ N3  
'背景亮度 o6V}$wT3J  
  MoveMemory BsLine(1), pFRAME(1, 1), 4 * FrameW X7s `U5'l  
  For i = 1 To 4 * FrameW HttiX/2~  
    bsTotal = bsTotal + BsLine(i) oWYmj=D~2z  
  Next i ]c! ;L5
 
  bsAV = bsTotal / FrameW / 4 y@\V+  
$@UN4B?y  
End Sub K) J(./  
qWmQ-|Py  
=$]uoA  
Sub AdjIMGbright(Optional bInit As Boolean = True) ULQMG'P^D  
E9;|'Vy<E  
  '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） >nzdnF_&zW  
  '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 \Gc+WpS(  
  '            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 !?|Th5e  
     E9~Ghx.  
  Dim bsTotal As Long, i As Integer, iBlack As Integer, iBright As Integer {mAU3x  
   ,?L2wl[  
  '按标准亮度与对比度采集一帧，确定背景亮度 o7|eMe?<t  
  currentContr = 128   '初始对比度 66fO7OJs  
  currentBr = 128   '初始亮度 8']9$#  
  okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 <:?r:fQX  
  okSetVideoParam hBoard, VIDEO_CONTRAST, currentContr '对比度 D9z|VIw8  
  DoEvents #5V9oKM  
  Capture1Frame L'u\w  
  '获得图像上缘4行象素 ? M[ A7?  
  MoveMemory BsLine(1), pFRAME(1, 1), 4 * FrameW g]*#%Xa  
  CopyMark iBlack, iBright   '图像标志区亮度 aG^4BpIP  
  For i = 1 To 4 * FrameW $ sEy%-  
    bsTotal = bsTotal + BsLine(i) ;<leKcvhQ&  
  Next i k{'0[,mx#  
  bsAV = bsTotal / FrameW / 4    '图像上缘基线亮度 o<N nV  
   !Y-98<|b M  
  Select Case bsAV R~Ne
|V2  
     Case 0 To 60    '夜间通过灯光照明,完全没有背景 TYy.jFT-  
       currentBr = 150 ztw@Y|<2  
       currentContr = 60 fl\ly`_  
     Case 61 To 80   '有可见背景 6L)%T02C  
       currentBr = 140 8QM
(?A  
       currentContr = 70 `QXErw  
     Case 81 To 100  '有清晰背景 R)c'#St  
       currentBr = 128 u,&^&0K,  
       currentContr = 80 b,CaWg  
     Case 100 To 150  '有明亮背景 nw-I|PVTNa  
       currentBr = 140                '5:30-6:00钟实测数据 L21VS ,#I  
       currentContr = 50 o LvZ  
     Case 151 To 180 ?mwD*LN3o  
       currentBr = 130 B>2tZZko  
       currentContr = 60 ra o[VZ  
     Case 181 To 220  '背景全为白色 Zl*X?5u  
       currentBr = 110 ayiu,DXx  
       currentContr = 130 5-M&5f.   
     Case 221 To 255  '背景全为白色 rb|U;)C  
       currentBr = 100 ,v{rCxFtvU  
       currentContr = 100 z_|/5$T>U  
  End Select SLh(9%S;  
   p`l0?^r c"  
  Select Case (iBlack + iBright) / 2   '图像反射光强度修正 |o\8  
        Case 100 To 150 ['T:ea6B  
          currentBr = currentBr - 10 iRrl^\qn  
        Case 151 To 255 &}A[x1x06)  
          currentBr = currentBr - 20  _'(,  
  End Select [D!jv"  
   w
u)w   
  okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 o93`|yWl  
  okSetVideoParam hBoard, VIDEO_CONTRAST, currentContr '对比度 bFW=ylF9  
End Sub 1R,:  
 -4
cXRv]  
Sub CopyCorner(rowID As Integer, diffL As Integer, diffR As Integer) .C--gQpIv  
    Dim i As Integer, j As Integer, L1 As Long, L2 As Long, R1 As Long, R2 As Long hRCed4qA  
     / oriW;OF  
    For i = 1 To 8 zzyHoZJP  
      MoveMemory LeftBK((i - 1) * 128 + 1, rowID), pFRAME(1, i), 128& >/8yGBD  
      MoveMemory RightBK((i - 1) * 128 + 1, rowID), pFRAME(640, i), 128& gXjV?"^kUl  
    Next i 6q{HU ]N+  
     <WcR,d  
    For j = 1 To 1024 3? HhG  
      L1 = L1 + LeftBK(j, 0)  2o'Wy  
      L2 = L2 + LeftBK(j, 1) Vv ?-"\Z>  
      R1 = R1 + RightBK(j, 0) h@[ R6G|  
      R2 = R2 + RightBK(j, 1) <N%7|t*eT  
    Next j jrS[f  
    diffL = Abs(L1 - L2) / 1024 kO}AxeQ  
    diffR = Abs(R1 - R2) / 1024 R=|{n'n$0|  
End Sub )'~6HO8Z  
sD=n95`v  
Function CheckSlice() As Boolean l?Ya"C`FL  
  CopySlice avSL, avSLR, avSLL RRI"d~~F6  
  If Abs(avSL - avSLL) > (Abs(avSLL - avSLR) + 5) * 4 Then 7R`mf   
    CheckSlice = True C_7+a@?B  
  Else a]MX)?  
    CheckSlice = False v61[.oS  
  End If sJDas,7>  
End Function ;dJ1  
<"_d]?,  
Sub CopySlice(avSL As Integer, avSLR As Integer, avSLL As Integer) 1~PV[2a  
  Dim i As Long, j As Long, total As Long, totalL As Long, totalR As Long } q$ WvY/  
  For i = 1 To FrameH :AE&Ny4  
    MoveMemory Slice(1, i), pFRAME(sPos, i), sSize \ioH\9  
    MoveMemory SliceL(1, i), pFRAME(sPosL, i), sSize (JM5`XwM  
    MoveMemory SliceR(1, i), pFRAME(sPosR, i), sSize c`o7d)_Ke  
  Next i (Tbw3ENz  
  For i = 1 To FrameH !7kG!)40  
    For j = 1 To sSize ~x|F)~:0=  
       total = total + Slice(j, i) #* KNPh  
       totalL = totalL + SliceL(j, i) T7#W0
^tj  
       totalR = totalR + SliceR(j, i) s{$(*_  
    Next j svq<)hAf<  
  Next i o}$EG  
  avSL = total / FrameH / sSize /bi}'H+#  
  avSLR = totalR / FrameH / sSize PF53mUs4  
  avSLL = totalL / FrameH / sSize }yz (xH  
End Sub .dav8n*  
+1D+]*t_?[  
Sub DrawSlice() %oO4|JkJX  
   frmRecord.Picture1.Line (sPosL, 0)-(sPosL + sSize, FrameH), RGB(255, 0, 0), B #H:7@  
   frmRecord.Picture1.Line (sPos, 0)-(sPos + sSize, FrameH), RGB(0, 255, 0), B HB
MhtfWW  
   frmRecord.Picture1.Line (sPosR, 0)-(sPosR + sSize, FrameH), RGB(0, 0, 255), B !Ze5)g%H  
   frmRecord.RText.Text = Str(avSLL) & "/" & Str(avSL) & "/" & Str(avSLR) )/wk( O+  
End Sub *cgI.+  
Sub DrawMark(pic As Control) sashzVwJ-=  
   Dim i As Long, j As Long lqm1!5dt  
   pic.Line (PilarX, FrameH - PilarY)-(PilarX + PilarW, FrameH - PilarY - PilarH / 2), RGB(255, 0, 0), B [xGf,;Z  
   pic.Line (PilarX, FrameH - PilarY - PilarH / 2 - 1)-(PilarX + PilarW, FrameH - PilarY - PilarH), RGB(0, 0, 255), B (,8$V\  
   For i = 1 To PilarH [DF,^4g  
     For j = 1 To PilarW Vb= Mg  
       pic.PSet (PilarX + PilarW + 10 + j, FrameH - PilarY - i), RGB(MKpilar((i - 1) * PilarW + j), 0, 0) oomT)gO 6*  
     Next j hUF5fZqii  
   Next i |b)Y#)C;  
End Sub u4/kR  

zaK#Z?V}  
Function avIMG() As Integer h"/<?3{  
  Dim i As Long, j As Long, totalIMG As Long nYX@J6!  
  MoveMemory pBuffer(1), pFRAME(1, 1), pFrameSize D`$hPYK|_  
  For i = 1 To pFrameSize ;t|Ii8Ne  
    totalIMG = totalIMG + pBuffer(i) W`u[ h0\c  
  Next i eY|  
  avIMG = totalIMG / pFrameSize apu4D Ay&8  
End Function P3=W|81e  
sL\L"rQN6  
Function avRegion(barCol As Integer, barWidth As Integer) As Integer SF>c\eTtx  
  Dim i As Long, j As Long, totalIMG As Long BYMi6wts  
  For i = 1 To FrameH pNKhc# -w  
     MoveMemory pBuffer((i - 1) * barWidth + 1), pFRAME(barCol, i), barWidth i~{Ufi  
  Next i }3OKC2K~  
  For i = 1 To FrameH * barWidth |%' nVxc4r  
    totalIMG = totalIMG + pBuffer(i) f>N!wgo[  
  Next i IkGfnXJ  
  avRegion = totalIMG / pFrameSize ~W{2 Jd  
End Function "\3B^ e,  

一共这么多文件。 ,&R/
4:I  
E(Z8  
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 +Zaj,oEE  
第6车皮 2fWTY0  

R 5X.^u  
.~l=zu  
第9车皮 ,uSQNre\j  
1f":HnLRM  
  

从这里里分离出来的。

jhb6T ?}  
z<## g  
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。 8j=}u/T@F  
t3&LO~Ye  
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 ？ 29?,<bB)  
T<55a6NoK  

继续填个坑： !>zo_fP  
NqDHCI  
用VBA控制WORD自己修订学生毕业文的格式。 WYEKf9}