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主题 : [ZT]我和电脑亲密接触的心路历程
伍胥之 离线
级别: 军区司令员

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80楼  发表于: 2015-09-05   
引用
引用第20楼newport93于06-14-2010 13:47发表的  : | RXQ _|  
e_|Z&  
老五,I 服了U。 2kt0Rxg  
1+gFfKq  
哪一天等俺退休了,也写一个The Non-Progamming career of an ex-programmer。哈哈哈。。。。。 ' '(rC38  
tXqX[Td`0g  
lWe cxD$  
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! ;*$e8y2  
杺栫杣杊椌柮栬,䒴蓉艿芖。
伍胥之 离线
级别: 军区司令员

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81楼  发表于: 2015-09-05   
引用
引用第3楼阿散于03-19-2010 22:49发表的  : vJaWHC$q  
Is that what you wanted to express yourself to us with the whole blank message but the very big title? 8]Tv1Wc  
BM/o7%]n  
!:m.-TE  
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。
杺栫杣杊椌柮栬,䒴蓉艿芖。
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82楼  发表于: 2015-09-05   
引用
引用第6楼沧桑于06-13-2010 14:39发表的  : `!/[9Y#Hp  
老伍在写交代材料啊,而且写在一个ZT的贴下,哈哈。 gu!!}pwV9  
'9Z`y_~)G  
2 4+  
这不是怕您见笑嘛!现在露馅了,只得继续招供了。 *d3-[HwZCL  
X!qK[b@Z  
可以从宽不?
杺栫杣杊椌柮栬,䒴蓉艿芖。
伍胥之 离线
级别: 军区司令员

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83楼  发表于: 2015-09-05   
引用
引用第10楼卡拉于06-13-2010 21:49发表的  : $C;i}q#  
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。 b^Z2Vf:k]  
-0d9,,c  
le\-h'D  
其实标题没有什么,卡总既然改了就不必再改回了。 v?OVhV  
'EiCT l  
主要是当初写的时候真是顶着锅盖写的。 $G`CXhbl  
AN Fes*8j  
阿散说得对。我就是把一堆鸡毛蒜皮的小事,用了一个big title.
杺栫杣杊椌柮栬,䒴蓉艿芖。
伍胥之 离线
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84楼  发表于: 2015-09-05   
引用
引用第16楼阿平于06-13-2010 22:25发表的  : 7#R)+  
哦, 打倒忽悠大家的家伙.      jsN[Drra  
~S/oW89  
P\j\p =  
阿平姐,这可不是忽悠,我可是认真交待经历呢!
杺栫杣杊椌柮栬,䒴蓉艿芖。
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85楼  发表于: 2015-09-05   
引用
引用第17楼阿散于06-13-2010 22:29发表的  : ]I\GnDJ^  
每个人的故事对其他人都是故事, 3=.YQE0!dx  
自己的故事也是其中之一. Te-p0x?G.  
跳出来看, 0SI@`C*1o  
不过是众人中的一个人的故事. 7l53&,s   
4H#-2LV`  
所以,接着听故事. +K1M&(  
+Uq|Yh'Q  
女人们有兴趣的就等老伍开个新帖或者跟贴, :0r,.)  
听他痛说恋爱革命历史.... ai_ve[A  
#d@wjQ0DW  
杂家接着听他自学程序员历史, %y RGN  
高级程序员考了吗? ~!$"J}d}<  
?@ oF@AEx=  
CPOH qK`k  
这个恋爱革命史还是等你痛改前非换个新ID来讲吧! 2`4m"DtA  
cqG6di7#  
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。 i(j/C  
{XOl &  
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。 V'i-pn2gyu  
杺栫杣杊椌柮栬,䒴蓉艿芖。
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86楼  发表于: 2015-09-05   
引用
引用第21楼阿散于06-14-2010 22:33发表的  : sycAAmH<  
引用第19楼伍胥之于06-14-2010 12:33发表的  : ^ }7O|Y7  
j .q}OK  
+u$l]~St\  
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。 u9!  ?  
m{Q #f\<  
我连一级也没有考过。 7X>IS#W]  
.
\qG ?'Iy  
bT ,_=7F  
引用
O <Rh[Aqn  
矬子里拔将军... pl]|yIZ  
你们那里的俗语是吧? {,%&}kd>  
XO <0;9|  
我们这里说"矮子里拔长脚"..应该是同一个意思... FP= B/!g  
OH t)z.  
有趣....各地有表达意思一样却方式不同的俗语.... L I<S  
. ck?JXg  
>bW=oTFz  
你的文章写的有脸皮,没屁眼的, aZmN(AJ8v  
让看客大为不满... sT)>Vdwf_  
~[%CUc"  
你等着,,估计你以后接到的午夜凶铃就多了... /J R +WmO  
E=8'!  
,31 ? Aa  
我到现在也没有接到你的午夜凶铃呢! "`% ,l|D  
杺栫杣杊椌柮栬,䒴蓉艿芖。
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87楼  发表于: 2015-09-05   
引用
引用第25楼猪小秘于01-20-2011 20:51发表的  : A*OqUq/H`;  
伍SIR,再次抱拳佩服 -#ZLu.  
H!IVbL`a{  
 V9) /  
小秘倒是好久不见了呢!宝贝几岁了?很健康活泼吧?
杺栫杣杊椌柮栬,䒴蓉艿芖。
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88楼  发表于: 2015-09-05   
Re:回 38楼(伍胥之) 的帖子
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 : [^"*I.Z_  
佩服,玩也玩得这么专业! ^C'S-2nGH  
d0>U-.  
vfkF @^D  
只是票友而已,算不上专业的。
杺栫杣杊椌柮栬,䒴蓉艿芖。
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89楼  发表于: 2015-09-05   
引用
引用第46楼清水于03-03-2011 14:50发表的  : U"r*kO %  
. Vb|le(7  
介个真的看不懂。 Jx+6Kq(  
你说你老啦,喜欢怀旧了,才想起来填坑。 }k }=e  
提醒我也想想,是不是也老啦,是不是也有坑没填呢。 1 m'.wh|  
3RtVFDIZA"  
$ \u\ 4 n  
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!
杺栫杣杊椌柮栬,䒴蓉艿芖。
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90楼  发表于: 2015-09-05   
//从指定扇区号dwSector开始,写dwLength长度的数据 Jt[ug26  
BOOL WriteDisk( HANDLE hpartition, DWORD dwSector, DWORD dwLength, char* lpBuffer){ @6 "MhF  
DWORD dwCB; :TTq   
LARGE_INTEGER  offset; 76w[X=Fv  
offset.QuadPart  =  UInt32x32To64(dwSector ,  512); Q Gpj$ _b  
SetFilePointer(hpartition,  offset.LowPart,  &offset.HighPart,  FILE_BEGIN); 2PQBUq  
if(!WriteFile(hpartition, lpBuffer, dwLength * 512, &dwCB, NULL)){ ;KQU% k$  
DWORD error = GetLastError(); O<$w-(  
MessageBox(NULL,"写入文件失败!",NULL,IDOK); )Eozo4~  
return FALSE; C98F?uo%Q  
} q9vND[BQ  
return TRUE; -PPwX~;!  
} !gkr?yhE  
杺栫杣杊椌柮栬,䒴蓉艿芖。
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91楼  发表于: 2015-09-06   
'VB 6.0 版 X;!*D  
'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。 ? $/:: uo  
PlB3"{}0Q  
Private Declare Function CreateFile Lib "kernel32" Alias "CreateFileA" (ByVal lpFileName As String, ByVal dwDesiredAccess As Long, ByVal dwShareMode As Long, lpSecurityAttributes As Long, ByVal dwCreationDisposition As Long, ByVal dwFlagsAndAttributes As Long, ByVal hTemplateFile As Long) As Long }`w(sec:3  
Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long ?2"g*Bak  
Private Declare Function ReadFile Lib "kernel32" (ByVal hFile As Long, lpBuffer As Any, ByVal nNumberOfBytesToRead As Long, lpNumberOfBytesRead As Long, ByVal lpOverlapped As Long) As Long '//declare has changed UCVYO. 9"  
Private Declare Function WriteFile Lib "kernel32" (ByVal hFile As Long, lpBuffer As Any, ByVal nNumberOfBytesToWrite As Long, lpNumberOfBytesWritten As Long, ByVal lpOverlapped As Long) As Long '//declare has changed fS"u"]j*e  
Private Declare Function SetFilePointer Lib "kernel32" (ByVal hFile As Long, ByVal lDistanceToMove As Long, lpDistanceToMoveHigh As Long, ByVal dwMoveMethod As Long) As Long QP'sS*saJ  
'如果用绝对扇区写,那么文件的建立打开都不能用VB的 open 语句了。 Iy_5k8 ]  
A$wC !P|;  
&oMEz 0  
Private Const GENERIC_READ = &H80000000 b:S$oE  
Private Const GENERIC_WRITE = &H40000000 7]rIq\bM  
T:Cq}4k<  
Private Const FILE_SHARE_READ = &H1 ^ |MS2'  
Private Const FILE_SHARE_WRITE = &H2 fK7 ?"^`/  
Private Const OPEN_EXISTING = 3 G u`xJ  
WXxnOLJr  
Private Const INVALID_HANDLE_VALUE = -1 hF-QbO  
r-T1^u  
'//file seek ,WE2.MWR  
Private Const FILE_BEGIN = 0 4 ?BQ&d  
Private Const FILE_CURRENT = 1 T t~4'{Bc  
Private Const FILE_END = 2 C|]c#X2t3  
11l=zv  
Private Const ERROR_SUCCESS = 0& 7g*!6-W[  
vl/!w2  
'//device io control FsqH:I4O  
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 |cC3L09  
iM8Cw/DS  
Private Const IOCTL_DISK_GET_DRIVE_GEOMETRY As Long = &H70000   '458752 &n1Vv_Lb  
Private Const IOCTL_STORAGE_GET_MEDIA_TYPES_EX  As Long = &H2D0C04 {qw'gJmX  
Private Const IOCTL_DISK_FORMAT_TRACKS As Long = &H7C018 M5 VW1Ns  
Private Const FSCTL_LOCK_VOLUME As Long = &H90018 G `|7NL   
Private Const FSCTL_UNLOCK_VOLUME As Long = &H9001C YW7w>}aW  
Private Const FSCTL_DISMOUNT_VOLUME As Long = &H90020 Vs"b  
Private Const FSCTL_GET_VOLUME_BITMAP = &H9006F r^Ra`:ca  
RJ?)O#}  
'//type 5mAb9F8@  
Private Type LARGE_INTEGER .f$2-5q  
    lowpart As Long Q9cSrU[$  
    highpart As Long  C O6}D  
End Type "w"a0nv  
7FH-l(W  
Private Enum MEDIA_TYPE CNRSc 4Le  
    Unknown Kz;Ar&^`N  
    F5_1Pt2_512 5 SQ!^1R 9  
    F3_1Pt44_512 W<q<}RSn  
    F3_2Pt88_512 W7!Rf7TK  
    F3_20Pt8_512 sO ) H#G  
    F3_720_512 Py*WHHO  
    F5_360_512 uYebRCdR  
    F5_320_512 Kii@Z5R_?  
    F5_320_1024 9po=[{Bp  
    F5_180_512 Qy9_tvq X  
    F5_160_512 X8tPn_`x  
    RemovableMedia B9"d7E#wHF  
    FixedMedia _EMX x4J  
End Enum 4Y?fbb<  
N-l`U(Z~P  
Private Type DISK_GEOMETRY q#j[0,^ $  
    Cylinders           As LARGE_INTEGER [lIX&!T"  
    MediaType           As MEDIA_TYPE -9 LvAV>  
    TracksPerCylinder   As Long vL_yM  
    SectorsPerTrack     As Long B}04E^  
    BytesPerSector      As Long JcRxNH )<"  
End Type \Hb!<mrp  
al#(<4sJ  
'//private vars ]n4PM=hz  
Private hDisk           As Long             'disk handle -+){;,  
Private lpGeometry      As DISK_GEOMETRY    'disk info x6K_!L*Fx]  
Private lBufferSize     As Long             'the buffer size of read/write 4 6v C/  
F(1E@xs  
Public Function OpenDisk(ByVal FileName As String) As Boolean B\ 'rxbH  
'// 打开磁盘 LHtO|Utn(  
    hDisk = CreateFile(FileName, _ |~A*?6:@  
                        GENERIC_READ Or GENERIC_WRITE, _ 'Qt[cW  
                        FILE_SHARE_READ Or FILE_SHARE_WRITE, _ -|'@ :cIZ  
                        ByVal 0&, _ jW&*?6<  
                        OPEN_EXISTING, _ fm Yx  
                        0, _ k:n{AoUc  
                        0) MZ%J ]Nd  
    OpenDisk = Not (hDisk = INVALID_HANDLE_VALUE) F+ Kju2  
End Function ;*rGZ?%*  
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Public Function CloseDisk() As Boolean ;8#6da,  
'//关闭磁盘 yPmo1|'X>d  
    CloseDisk = CloseHandle(hDisk) | K|AUI  
End Function X#T|.mCdC  
7y^)n<'co  
Public Function GetDiskGeometry() As Boolean nO yG7:  
'//获取磁盘参数 =H7p&DhD[  
    Dim dwOutBytes      As Long \r aP  
    Dim bResult         As Boolean [`tOhL  
     9L7z<ntn  
    bResult = DeviceIoControl(hDisk, _ G>pedE\  
                                IOCTL_DISK_GET_DRIVE_GEOMETRY, _ GQg 2!s(  
                                ByVal 0&, 0, _ Vw ;iE=L  
                                lpGeometry, Len(lpGeometry), _ kt Z~r. +  
                                dwOutBytes, _ *ssw`}yE'  
                                ByVal 0&) "#Z e3Uy\  
     UZ/LR  
    If bResult Then lBufferSize = lpGeometry.BytesPerSector * lpGeometry.SectorsPerTrack uNy-r`vg  
    GetDiskGeometry = bResult $-DW+|p.?^  
End Function %x#S?GMV<  
JRBz/ j  
Public Sub GetDiskInfo(MediaType As Long, _ \@PMj"p|:  
                        Cylinders As Long, _ yuC"V'  
                        TracksPerCylinder As Long, _ =9,mt K~  
                        SectorsPerTrack As Long, _ hg12NzbK  
                        BytesPerSector As Long) t _ CMsp  
'//返回磁盘的参数 tV4yBe<``  
    MediaType = lpGeometry.MediaType T} \>8EEG  
    Cylinders = lpGeometry.Cylinders.lowpart >c@! EPS  
    TracksPerCylinder = lpGeometry.TracksPerCylinder 1]>JMh%X9t  
    SectorsPerTrack = lpGeometry.SectorsPerTrack )*%uG{h  
    BytesPerSector = lpGeometry.BytesPerSector :&5u)  
>W+,(kAS  
End Sub |j"C52Q  
[e,xC!2  
Public Property Get BufferSize() As Long )T '?"guh`  
'//返回每次读/写的缓冲大小 CXn?~m&K  
    BufferSize = lBufferSize >? o5AdZ  
End Property ;nh_L(  
X,@ nD@  
yVzV]&k  
Public Function LockVolume() As Boolean At>e4t2@  
'// 将卷锁定 ;|T|*0vY[  
    Dim dwOutBytes  As Long o?O ZsA  
    Dim bResult     As Boolean +Q"s!\5  
     bh" Caz.(t  
    bResult = DeviceIoControl(hDisk, _ k4&adX@ Y  
                                FSCTL_LOCK_VOLUME, _ _&(Wz0  
                                ByVal 0&, 0, _ C=;}7g  
                                ByVal 0&, 0, _ K:XXtG  
                                dwOutBytes, _ g&RhPrtl  
                                ByVal 0&) ^XyC[ G@[  
    LockVolume = bResult ]l }v   
End Function <Y /3U  
bZSt<cH3  
=l2 @'YQ  
Public Function UnlockVolume() As Boolean :M;|0w*b  
'// 将卷解锁 atZNX1LD[/  
    Dim dwOutBytes As Long 9Cd=^ Im5  
    Dim bResult As Boolean ,h5 FX^  
     ,6y.wNb:F  
    bResult = DeviceIoControl(hDisk, _ f`vWCb  
                                FSCTL_UNLOCK_VOLUME, _ ,PpVZq~  
                                ByVal 0&, 0, _ 1grcCL q  
                                ByVal 0&, 0, _ %dw0\:P? Q  
                                dwOutBytes, _ E5gt_,j>  
                                ByVal 0&) yo5-x"ze  
    UnlockVolume = bResult ?b d&Av  
End Function 0<A*I{,4L  
GQ Flt_  
H1~9f {  
Public Function DismountVolume() As Boolean <> HI(6\@Z  
'// 将卷卸下,使系统重新辨识磁盘,等效于重新插盘 860y9wzU  
    Dim dwOutBytes As Long a@|`!<5  
    Dim bResult As Boolean 7.{+8#~nV  
     4WlB Q<5  
    bResult = DeviceIoControl(hDisk, _ DFfh!KKR$  
                                FSCTL_DISMOUNT_VOLUME, _ `?&C5*P  
                                ByVal 0&, 0, _ /W>?p@j+K  
                                ByVal 0&, 0, _ 1_&W1o  
                                dwOutBytes, _ k FRVW+  
                                ByVal 0&) Lniz>gSc  
    DismountVolume = bResult &%3}'&EBv  
End Function CZy!nR!  
J}Z\I Y,  
M+-odLltw  
Public Function ReadDisk(ByVal Cylinders As Long, _ R(> oyxA[F  
                    ByVal Tracks As Long, _ %b pQ=  
                    db() As Byte) As Boolean 9XUYy2{G  
'//按柱面和磁道来读取磁盘数据 ixy:S1 pI  
    Dim iPos    As Long r,|}^u8`  
    Dim lRead   As Long %N\45nYU:  
     z xgDaT  
    iPos = Cylinders * Tracks * lBufferSize K\}qY dPF  
     ='I2&I,)  
    If SeekAbsolute(0, iPos) Then EP4?+"Z  
        ReadDisk = ReadBytes(lBufferSize, db(), lRead) Oxu}W%BF*  
    End If 7F]oK0l_  
End Function Yk{4 3yw  
Mj0jpP<uf  
Public Function WriteDisk(ByVal Cylinders As Long, _ 1=_?Wg:   
                     ByVal Tracks As Long, _ 0<-A2O),  
                     db() As Byte) As Boolean ER`;0#3[9u  
'//按柱面和磁道来写磁盘数据 *` -  
    Dim iPos    As Long 9~ V(wG  
    Dim lRead   As Long B*`[8kb,  
     O?#<kmd/)  
    iPos = Cylinders * Tracks * lBufferSize 1h]nE/ T.O  
     ]q #"8 =  
    If SeekAbsolute(0, iPos) Then 9u^za!pE  
        WriteDisk = WriteBytes(lBufferSize, db()) f U<<GK 70  
    End If O~Jf"Ht  
End Function abVEi[nP  
fuf' r>1n  
5[6{o$I  
'///////////////////////////////////////////////////////////////////////////////////// abe5 As r  
'//file system J{;\TNkJ  
j`u2\ ;  
Private Function SeekAbsolute(ByVal HighPos As Long, ByVal LowPos As Long) As Boolean cor!Sa>  
'//seek file q.hpnE~#lh  
    '//Notice: when you set LowPos=5, the read/write will begin with the 6th(LowPos+1) byte gT fA]  
    LowPos = SetFilePointer(hDisk, LowPos, HighPos, FILE_BEGIN)  (=%0x"'  
    If LowPos = -1 Then yqb$,$  
        SeekAbsolute = (Err.LastDllError = ERROR_SUCCESS) &4t=Y`]SL  
    Else _B&;z $  
        SeekAbsolute = True )WkN 34Q  
    End If ?S)Pv53>}  
     !y1qd  
End Function GOCe&?  
\J~@r1  
ZjK'gu8*  
Private Function ReadBytes(ByVal ByteCount As Long, ByRef DataBytes() As Byte, ByRef ActuallyReadByte As Long) As Boolean pcQzvLk  
'//read data to array dpdp0  
    Dim RetVal    As Long UZJs!#P  
    RetVal = ReadFile(hDisk, DataBytes(0), ByteCount, ActuallyReadByte, 0) M&(0n?R"R  
    'ActuallyReadByte =>> if the bytesRead=0 mean EOF lE bV)&'  
    ReadBytes = Not (RetVal = 0) 41C6 ey  
     P`CQ)o  
End Function +s+E!=s  
pmUC4=&e  
Private Function WriteBytes(ByVal ByteCount As Long, ByRef DataBytes() As Byte) As Boolean wVv@   
'//write data from array rb.:(d)T  
    Dim RetVal As Long {- &wV  
    Dim BytesToWrite As Long TY+Rol;!  
    Dim BytesWritten As Long O2Y1D`&5  
     z9Y}[ pN  
    RetVal = WriteFile(hDisk, DataBytes(0), ByteCount, BytesWritten, 0) V#&S&dn  
     Y>i Qp/k:  
    WriteBytes = Not (RetVal = 0) :y~l?0b&8  
End Function q\s>Oe6$  
杺栫杣杊椌柮栬,䒴蓉艿芖。
伍胥之 离线
级别: 军区司令员

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92楼  发表于: 2015-09-06   
这才是我当年写出的一个比较烂的程序 r*Z p-}  
)"bP]t^_  
Main2.bas HvG~bZN  
G7#<Jo<8  
Attribute VB_Name = "SubMain"  N,ihQB5  
Option Explicit (Ixmg=C6y  
F{17K$y  
'采集文件与临时文件 uw&p)  
Public Const TmpFile As String = "d:\30-0600.dat" Gd2t^tc  
'已有数据:30-0600.dat /30日早6点进车与6:30出车头 *kGk.a=  
D<4cpH  
Public fStatus As Long, hFile As Long, bytesRW As Long, lptrFile As Long !5zj+N  
Public hBCFile As Long  '记录采集参数的文件 p ^I#9(PT  
Public Const TmpBMP As String = "d:\1.bmp" v00w GOpW  
Public hTmpFile As Long R5cpmCs@R  
eeUEqM$7EX  
U)S!@ 2(4  
'采集窗口参数常量 K{G\=yJ((  
Public Const FrameH As Long = 280& I!p[:.t7  
Public Const FrameW As Long = 768& c_6~zb?k+m  
Public Const pFrameSize As Long = FrameW * FrameH I(Q3YDdb  
- [vH4~  
'标志区范围,用于识别车辆 }(UU~V  
Public Const PilarC As Integer = 260   '识别标志立柱中线坐标X F$,i_7Z&6  
Public Const mkW As Integer = 28  '识别标志立柱宽度 om0g'Qa  
Public Const mkH As Integer = 80 ''识别标志立柱高度(上白中黑下白) /n9,XD&)  
Public Const mkY As Integer = 4 ''识别标志立柱Y坐标(40-79白, 80-119黑,120-159白) /:w.Zf>B9  
Public Const mkX As Integer = PilarC - mkW / 2 '识别标志立柱X坐标 35#"]l"  
'车缝检测位置常数 IDt7KJ@hc  
Public Const sSize As Long = 32& l !R >I7  
Public Const sPos As Long = 310& QL@}hw.F  
Public Const sPosL As Long = 200& &~N@M!`Dn  
Public Const sPosR As Long = 500& 8{%[|Ye  
'车缝检测框位置  4V 5  
Public Slice(1 To sSize, 1 To FrameH) As Byte `Yo!sgPO\  
Public SliceL(1 To sSize, 1 To FrameH) As Byte $2v{4WP7G  
Public SliceR(1 To sSize, 1 To FrameH) As Byte x1.yi-  
Public avSL As Integer, avSLR As Integer, avSLL As Integer *edhJUT  
]%6X E)  
uWrvkLGN  
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 m@` NN  
'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 O&PrO+&  
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 -H](2}  
Public PilarW As Long, PilarH As Long, PilarX As Long, PilarY As Long \4hB1-  
Public LeftBK(1 To 1024, 0 To 1) As Byte, RightBK(1 To 1024, 0 To 1) As Byte u`Zj~ t  
'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 :W}M$5|  
x)2ZbIDB:"  
G4K3qD#+H  
3Yf!H-(\uB  
'一次连续采集的帧数 *46hw(L  
Public tFrames As Long V53iWWaFe  
Ei\tn`I&  
'在采集卡申请的缓存中,是按帧为单位的,每一帧包含奇偶场两场的数据 U=KFbL1Q  
'而该卡的硬件设置是按场采集,只需要读第一场的数据即可。 \yo)oIi[p  
'所以要设置的缓存帧的大小是frameW*frameH*2,而一场的数据量为pFrameSize |("zW7g  
:}~B;s0M\  
Public pFRAME(1 To FrameW, 1 To FrameH) As Byte >KCnmi  
Public pBuffer(1 To FrameW * FrameH * 2) As Byte uPL|3ACS  
Public pWorkSpace(1 To FrameW * FrameH) As Long k %sh ;1.  
Public Const pBufferSize As Long = FrameW * FrameH * 2 ,a@jg&Mb]  
Public pGray(0 To 255) As Long '整幅图像的灰度直方图 idP2G|Z  
Cq%1j[  
Public hBoard As Long   '采集卡标识 +Ft@S(IE  
Public mBufferAddr As Long  '缓存地址 5m a(~5  
Public BufferSize As Long  '缓存大小(字节) sG k'G573  
Public iCurrentCard As Long MryY<s  
Public CapStatus As Long /-C6I:  
Public iFrames As Long OR-fC  
Public currentBr As Byte, currentContr As Byte !L55S 0 3  
~`CWpc:  
Public hMEM As Long, mStatus As Long mRD'@n  
Public Const hMemSize As Long = pFrameSize * 4 ]n&Eb8 8  
Public hMemWork As Long V%'+ ob6  
Public Const hMemWorkSize As Long = pFrameSize * 5 gO]jeO  
#s]`jdc  
r=^?  
p>0n~e  
'串口接收轨道衡数据 W"H*Ad(V  
Public WeightFromCom As String hT$/B|  
Public bReceiveComplete As Boolean `Ct fe8  
%@x.km3e2  
.hytn`+9  
Public Type GrayBMPHeader 2mPU /  
  Tag As Integer J*"G*x#u  
  FileLength As Long    '文件大小 =bl6:  
  Reserve1 As Long KFn[  
  DataOffset As Long    '图像数据偏移量 *gL-v]V  
  BMPHeaderSize As Long  '文件头长 {-e|x&-  
                        'length of the bitmap info header used to describe the bitmap colors, compression,… Z/[ww8b.  
                        'the following sizes are possible: k|F TT  
                        '28h - windows 3.1x, 95, nt, … L 3^+`e  
                        '0ch - os/2 1.x ^@AIXBe  
                        'f0h - os/2 2.x #bdSH)V  
~&T%u.u 7  
  ImageWidth As Long           '图像宽(像素数) ;{K/W.R  
  ImageHeight As Long          '图像高(像素数) }>~]q)]  
  PlaneNumber As Integer  '图像层数 " midC(rTm  
  bpp As Integer    'bits per pixels    '1 - monochrome bitmap YhFd0A?]  
                                        '4 - 16 color bitmap 4A~1Z,"%v(  
                                        '8 - 256 color bitmap =MokbK2  
                                        '16 - 16bit (high color) bitmap 222Mm/QN  
                                        '24 - 24bit (true color) bitmap o" e]9{+<  
                                        '32 - 32bit (true color) bitmap . KzU7  
  Compression As Long '压缩方法     '0 - none (also identified by bi_rgb) -|3feYb'  
                                    '1 - rle 8-bit / pixel (also identified by bi_rle4) 1usLCG>w{  
                                    '2 - rle 4-bit / pixel (also identified by bi_rle8) xa|/P#q  
                                    '3 - bitfields (also identified by bi_bitfields) Jz6zJKcA  
  IMAGESIZE As Long  '图像数据字节数 .0u@PcE:O  
  hResolution  As Long  '水平分辩率  像素数/米 e"ur+7  
  vResolution  As Long  '垂直分辩率 =S}SZYw l  
  ColorsinBMP As Long   '图中所用的颜色。对256色图像总为0x100 H D{2nZT  
  ImportantColors As Long )i*-j =  
  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 m? pm)w  
End Type u(g0Ob  
?CUGJT  
Zdll}nO"E  
M"<B@p]rk:  
Public BMPHeader As GrayBMPHeader, BMP1 As GrayBMPHeader u|D|pRM-LT  
Public sRECT As RECT :]k`;;vh  
-jQM h  
8k -l`O~  
Public conn As ADODB.Connection :PF6xL&  
Public rsTrain As ADODB.Recordset Dmp G35Jk  
Public rsOperater As ADODB.Recordset vSG$ 2g=  
Public rsGoods As ADODB.Recordset -k"5GUc|  
Public rsGood2 As ADODB.Recordset 7!%xJ!  
Public rsSender As ADODB.Recordset o[E|xw  
Public rsReceover As ADODB.Recordset A&/ YnJ"  
Public rsTrainTMP As ADODB.Recordset 4n, >EA85  
UU" '  
ya0D5 0m  
'打开采集卡 ;-!j,V+$h  
'设置参数 We*&\e+"T  
'设置为实时单帧采集到缓存方式 kF29~  
'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 ]Geg;[ t  
"3X~BdH&J  
iF'qaqHWY4  
Sub Main() x 72T5.  
  Dim i As Integer, status As Long 3zuYN-;  
     "kg;fF|  
   InitBMPinfo W]= $0'  
   '生成BMP文件头---该文件头是固定将pFRAME数组写成BMP文件 "YePd * W  
    BMPHeader.Tag = &H4D42 a\?-uJ+  
    BMPHeader.ImageWidth = FrameW Yl0_?.1 z  
    BMPHeader.ImageHeight = FrameH byetbt(IF  
    BMPHeader.BMPHeaderSize = &H28 zKX|m-i|2  
    BMPHeader.PlaneNumber = 1 UKBaGX:v  
    BMPHeader.bpp = 8 cfA)Ui  
    BMPHeader.Compression = 0 t*{BN>B  
    BMPHeader.hResolution = &H1274   'Windows pBrush.exe的默认值,PhotoED.exe默值为0 LyA}Nd]pyq  
    BMPHeader.vResolution = &H1274 U *']7-  
    BMPHeader.ColorsinBMP = 256 /D&7 \3}  
    BMPHeader.ImportantColors = BMPHeader.ColorsinBMP ^ woCwW8n  
    BMPHeader.DataOffset = Len(BMPHeader) 55#s/`gd)^  
    For i = 0 To 255 h;?H4j  
      BMPHeader.Pallate(i) = RGB(i, i, i) 86 <[!ZM  
    Next i &d/x1=  
    BMPHeader.IMAGESIZE = FrameH * FrameW ;{hE]jReH  
    BMPHeader.FileLength = Len(BMPHeader) + BMPHeader.IMAGESIZE }0z]sYI  
2qxed e  
BEnIyVU;L  
    MoveMemory BMP1, BMPHeader, Len(BMPHeader) AI\|8[kf0  
     "`&1"*  
    BMP1.ImageWidth = FrameW m6^n8%  
    BMP1.ImageHeight = FrameH * 2 T+U,?2nF:  
    BMP1.IMAGESIZE = BMP1.ImageWidth * BMP1.ImageHeight .sR=Mf7T  
    BMP1.FileLength = Len(BMP1) + BMP1.IMAGESIZE '\I!RAZ  
N=@Nn)  
  '确定标志位置,为pilarX, pilarY确定初始值 f15f)P  
   PilarW = mkW i"J`$u  
   PilarH = mkH  '此两项为固定值 z*B-`i.  
   PilarX = GetSetting(App.EXEName, "Mark", "MarkX", mkX) Hklgf  
   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 *wD| e K7  
   iW,fKXuo&y  
   #Qnl,l f  
  '连续采集记录文件 OX[pK_:`l  
  ' 建立一个缓冲区为页对齐方式的文件 Y$&+2w,)H,  
  If Dir(TmpFile) <> "" Then )=@ SA`J  
    hFile = CreateFile(TmpFile, GENERIC_READ Or GENERIC_WRITE, _ yV/A%y-P  
     0&, 0&, OPEN_ALWAYS, FILE_FLAG_NO_BUFFERING, 0&) 3}9c0%}F  
    ' 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 u[G`_Y{=EM  
    ' 而必须用setfilepointer函数调节与操作系统保留的文件指针。 1xzOD@=dI  
  Else mx;1'!'fr  
    hFile = CreateFile(TmpFile, GENERIC_READ Or GENERIC_WRITE, _ MiB}10  
     0&, 0&, CREATE_ALWAYS, FILE_FLAG_NO_BUFFERING, 0&) yITL;dBy  
  End If $PE{}`#g  
  If hFile = 0 Then mel(C1b"j/  
    MsgBox TmpFile & ": File Open Error", vbOKOnly aokV'6  
    Exit Sub |;k@Zlvc  
  End If $K }Y  
  '采集参数记录文件 8JbN&C  
hBCFile = FreeFile() a1yGgT a?D  
Open TmpFile + ".BC" For Binary Access Read Write As #hBCFile :#&Y  
   b!3Y<D*  
hMEM = VirtualAlloc(ByVal 0&, hMemSize, MEM_COMMIT, PAGE_READWRITE)  ’分配系统内容 $Y9Wzv3Ra  
If hMEM = 0 Then (n0h#%  
    fStatus = GetLastError .1#G*A|  
    MsgBox "内存分配错误: 错误代码 - " & Str(fStatus) & vbCrLf _ bfl%yGkd/|  
     & "请向技术人员报告该错误代码。", vbOKOnly -K*&I!  
    CloseHandle hFile #<EMG|&(  
    Exit Sub 1DT}_0{0Q  
End If N497"H</  
=!{ E!3>*D  
hMemWork = VirtualAlloc(ByVal 0&, hMemWorkSize, MEM_COMMIT, PAGE_READWRITE) deVbNg8gs  
If hMemWork = 0 Then qGrUS_~q*  
    fStatus = GetLastError C])b 3tM,7  
    MsgBox "内存分配错误: 错误代码 - " & Str(fStatus) & vbCrLf _ na,i(m?l  
     & "请向技术人员报告该错误代码。", vbOKOnly nht?58  
     '释放已成功分配的内存 QkU6eE<M*  
    mStatus = VirtualFree(ByVal hMEM, hMemSize, MEM_DECOMMIT) W5_aS2$  
    mStatus = VirtualFree(ByVal hMEM, 0&, MEM_RELEASE) h1+lVAQbT  
     1'Y7h;\~\  
    CloseHandle hFile @^UnrKSd  
    Exit Sub (Y>|P  
End If GB\1'  
$>=?'wr  
' Test writing wseb]=U  
'WriteFile hFile, ByVal hMEM, ByVal 4096&, bytesRW, ByVal 0& >hsvRX\_ `  
     C6ry]R@  
   '初始化采集卡参数 dD.;P=AP  
   iCurrentCard = -1 eB,eu4+-  
   hBoard = okOpenBoard(iCurrentCard) {]V+C=`  
   Debug.Print hBoard ]mSkjKw  
   If hBoard = 0 Then hX&Jq%{oa  
      ExitGrabber S"skKh4w  
      End jNu`umS  
   End If Z.rR)   
   okGetBufferSize hBoard, mBufferAddr, BufferSize Q 8>  
   If mBufferAddr = 0 Then .R5(k 'g?  
     MsgBox "缓存不存在!" y$6~&X  
     ExitGrabber M:QM*?+)  
   End If KKJ)BG?qZ  
   Debug.Print Hex(mBufferAddr), Hex(BufferSize) B9i< ="=p  
   L j>HZS$F  
   $zv&MD!&h  
   currentBr = 128: currentContr = 128 {RPZq2Tpc  
   '设置视频输入参数 7ts`uI<E@7  
   okSetVideoParam hBoard, VIDEO_SOURCECHAN, 1 'Video2 0AWOdd>.  
      ' lParam=0,1.. Comp.Video; 0x100,101...to Y/C(S-Video), 0x200,0x201 to RGB Chan.Input j'M=+  
   okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 xR`M#d5"  
   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 \PJpy^i  
   okSetVideoParam hBoard, VIDEO_RGBFORMAT, FORM_GRAY8 '8位灰度模式 !bg2(2z  
   okSetVideoParam hBoard, VIDEO_TVSTANDARD, 0 'PAL制式 \6WVs>z  
   okSetVideoParam hBoard, VIDEO_SIGNALTYPE, &H10000 '逐行(低字)同步开槽(高字) vn Ol-`Z ~  
   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) Vnvfu!>(  
   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) >IFqwh7b  
   okSetVideoParam hBoard, VIDEO_FREQSEG, 0 ' 低频部分信号 V4>qR {5  
   GZCXm+  
   '设置采集参数 D,sb {N  
   okSetCaptureParam hBoard, CAPTURE_INTERVAL, 0  '逐帧 LCouDk(=`  
   okSetCaptureParam hBoard, CAPTURE_CLIPMODE, 2 '裁剪方式 x}B_;&>&"_  
   okSetCaptureParam hBoard, CAPTURE_BUFRGBFORMAT, FORM_GRAY8  '8位灰度 VS ?npH  
   okSetCaptureParam hBoard, CAPTURE_HARDMIRROR, 0 '不作镜像变换 lz >>{  
   okSetCaptureParam hBoard, CAPTURE_FRMRGBFORMAT, FORM_GRAY8 '帧存格式 ?@YABl  
   okSetCaptureParam hBoard, CAPTURE_SAMPLEFIELD, 0 ' 逐场采集 "s.]amC  
   okSetCaptureParam hBoard, CAPTURE_HORZPIXELS, 944  '水平像素数 PAL制式固定值 .Mb<.R3  
   okSetCaptureParam hBoard, CAPTURE_VERTLINES, 625 '垂直线数 $$f89, h  
   okSetCaptureParam hBoard, CAPTURE_SEQCAPWAIT, 0 '不等结束立即返回 (`me}8  
   'okSetCaptureParam hBoard, CAPTURE_BUFBLOCKSIZE, FrameW + FrameH * 2 * &H10000 V~! lY\  
   'Buffer Block Size不用设置,而用okSetTargetRect函数进行动态调节 {$fd?| 9h  
   pf[m"t6G~  
   U1;<NUg  
   okCloseBoard hBoard pas^FT~  
   Sleep 50 Bt[Wh@  
   hBoard = okOpenBoard(iCurrentCard)   '关闭后重新打开使新的设置值生效 $l+DkR+  
   rf=ndjrH  
   '设置数据传送方式 6#za\[  
   'okSetConvertParam hBoard, CONVERT_FIELDEXTEND, FIELD_COPYEXTEND '逐行并扩展行 Wt 1]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。 [oS4W P  
   )g ; !IL  
   sRECT.Right = -1   '用于获得当前设置值 [,86||^  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) {Ne5*HFV  
   Debug.Print sRECT.Left, sRECT.Right, sRECT.Top, sRECT.Bottom =s5g9n+7  
   Debug.Print okSetCaptureParam(hBoard, CAPTURE_BUFBLOCKSIZE, -1)  'FrameW + FrameH * &H10000 5g\>x;cc  
   sRECT.Left = 0 Q$lgC v^M  
   sRECT.Top = 0  ; V)jC  
   sRECT.Right = sRECT.Left + FrameW N&jHU+{OU  
   sRECT.Bottom = sRECT.Top + FrameH * 2 yh:Wg$qx  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) k=M_2T'  
   Cyu= c1D;  
   sRECT.Right = -1   '检查新设置值 2vh@KnNU  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) lNs;-`I~  
   Debug.Print sRECT.Left, sRECT.Right, sRECT.Top, sRECT.Bottom xN CU5  
   Debug.Print Hex(okSetCaptureParam(hBoard, CAPTURE_BUFBLOCKSIZE, -1)) wpI_yp   
   o<Y[GW1pg  
   If TESTSignal = False Then cf`g.9pjlx  
      'ExitGrabber & @rXt!  
   End If PPMAj@B}V  
   R+b~m!5 8  
   On*pI37(\  
   x?rn< =  
   '设为实时采集状态 c]1\88  
   'iFrames = okCaptureActive(hBoard, BUFFER, 0&) v{c,>]@  
   OLs<]0H  
   _CImf1  
   '单帧采集 ScCA8JgY  
   'okWaitSignalEvent hBoard, EVENT_FRAMEHEADER, -1 3GVS-?  
   'iFrames = okCaptureSingle(hBoard, BUFFER, 0&) Iy8fN"I9D  
   okCaptureTo hBoard, BUFFER, 0, 1 'single CEHtr90P  
   'Do While okGetCaptureStatus(hBoard, False) <> 0 Y7_2pG vZ  
   '   Sleep 20 ^<OcbOn;O  
   'Loop Ehw2o-s^  
   okGetCaptureStatus hBoard, True c]]e(  
   MoveMemory pFRAME(1, 1), ByVal mBufferAddr, pFrameSize "HwSW4a]  
   '写入768*576测试图象 /{71JqFis  
   ArrayToBMP TmpBMP $LOwuvu>  
   "%E<%g  
   '打开数据库 hy|Yy& -  
   Set conn = New ADODB.Connection U"L 7G$  
   conn.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;" & _ unD.t  
      "Persist Security Info=False;Data Source=" & "c:\train\train.mdb" & _ (mOL<h[)IP  
      "; Mode=Read|Write" VV$4NV&`Q  
   conn.Open  JcJc&cG  
   +L U.QI'  
   frmRecord.Picture1.Picture = LoadPicture(TmpBMP) zz* *HwRt  
   frmRecord.Visible = True PL|zm5923  
   frmQuery.Visible = True KJ#S E|  
   Load frmReceiveFromComm &w'1  
   nBkzNb{"AZ  
   '调试参数 e~P4>3  
   If InStr(UCase(Command()), "/CAPTURE") > 0 Then *VV#o/Q p  
     SignalBox.Visible = True UVlh7wjg  
   End If  hSgH;k  
   If InStr(UCase(Command()), "/COMM") > 0 Then =;A >1g$  
     frmReceiveFromComm.Visible = True k;V (rf`  
   End If #w6ty<b;  
KJP}0|[  
End Sub WNo7`)Kx  
;FnU[Q`M#L  
Sub ExitGrabber() U+-R2w]#q_  
  '关闭数据库 F_d>@-<  
  '关闭采集卡 $w+()iI  
  mStatus = VirtualFree(ByVal hMEM, hMemSize, MEM_DECOMMIT) C'.^2s#e8  
  mStatus = VirtualFree(ByVal hMEM, 0&, MEM_RELEASE) 7xh91EU:4  
  mStatus = VirtualFree(ByVal hMemWork, hMemWorkSize, MEM_DECOMMIT) 6;S z^W  
  mStatus = VirtualFree(ByVal hMemWork, 0&, MEM_RELEASE) w:nLm,  
  okStopCapture hBoard !%Bhg?  
  okCloseBoard hBoard SbXV'&M2AT  
  CloseHandle hFile /1h ${mo~  
  Close #hBCFile )o`[wq  
  conn.Close @fh:lsw  
  End Y. Uca<{.[  
End Sub UZRN4tru6  
~+S,`8-P  
Function ArrayToBMP(ByVal File As String) w\lc;4U   
Dim BytesWrite As Long ?<efKs  
Pe/8=+qO  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, 0&, 0&, _ >J) 9&?  
  CREATE_ALWAYS, 0&, 0&) gN; E}AQt  
?*L{x NC#  
If hTmpFile = 0 Then \5P 5N]]  
   ArrayToBMP = False (i;,D-  
   Exit Function 4QBPN@~t  
End If X 4CiVV  
p)Fi{%bc  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN noZ!j>f{@l  
WriteFile hTmpFile, BMPHeader, 2&, BytesWrite, ByVal 0& nq qqP  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN ~c`%k>$  
WriteFile hTmpFile, BMPHeader.FileLength, Len(BMPHeader) - 2, BytesWrite, ByVal 0& D%~"]WnZ\Q  
Av>xgfX  
SetFilePointer hTmpFile, Len(BMPHeader), 0&, FILE_BEGIN k@P?,r  
WriteFile hTmpFile, pFRAME(1, 1), pFrameSize, BytesWrite, ByVal 0& J b?x-%Za  
M4)Y%EPc  
If BytesWrite < pFrameSize Then p\22_m_wd  
  ArrayToBMP = False $bFH%EA.  
End If 7* R %zJ  
utU ;M*  
CloseHandle hTmpFile M3!4,_!~  
;Iax \rQ  
End Function ^GnR1.ux  
9Ecc~'f  
Function ArrayToBMP1(ByVal File As String) ?h)T\z  
uNf97*~_  
Dim BytesWrite As Long ib%'{?Q.  
e(H{C  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, FILE_SHARE_READ Or FILE_SHARE_WRITE, 0&, _ 9c{T|+ ]  
  CREATE_ALWAYS, 0&, 0&) p}p}!M|  
oer3DD(  
If hTmpFile = 0 Then js;k,`  
   ArrayToBMP1 = False FBeo@   
   Exit Function 4w#:?Y _\[  
End If W4q |55  
_%KRZx}  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN e/b | sl  
WriteFile hTmpFile, BMP1, 2&, BytesWrite, ByVal 0& ~A_1he~  
Zx Ak  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN 3$4 I  
WriteFile hTmpFile, BMP1.FileLength, Len(BMP1) - 2, BytesWrite, ByVal 0& p0Pmmp7r  
t~%(Zu>S  
SetFilePointer hTmpFile, Len(BMP1), 0&, FILE_BEGIN :"'*1S*  
WriteFile hTmpFile, pBuffer(1), pBufferSize, BytesWrite, ByVal 0& i hcSSUm  
cJ#n<Rsz  
If BytesWrite < pBufferSize Then s0m k<>z  
  ArrayToBMP1 = False :u`gjj$:s  
End If I{i6e'.jP  
dlH&8  
CloseHandle hTmpFile nQ@<[KNd  
1vinO!  
End Function q{l %k  
m :Fdgu9  
'使用该过程建立的文件要求在用后关闭 #'4Psz  
Public Function ArrayToBMP2(File As String) As Boolean PIHKSAnq  
sspGB>h8l  
Dim BytesWrite As Long 7Qd boEa  
a7sX*5t{R  
ArrayToBMP2 = True 4m!w<c0NL  
- ND1+`yD  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, FILE_SHARE_READ Or FILE_SHARE_WRITE, 0&, _  6apK  
  CREATE_ALWAYS, FILE_ATTRIBUTE_TEMPORARY, 0&) d >O/Zal  
nCDG PzJ  
If hTmpFile = 0 Then xg;vQKS6  
   ArrayToBMP2 = False {~`{bnx^]7  
   Exit Function C6A!JegU  
End If rN'8,CV  
yp]z@SYA@  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN C9 j {:&  
WriteFile hTmpFile, BMPHeader, 2, BytesWrite, ByVal 0& PkcvUJV  
> {[  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN ',!>9Dj  
WriteFile hTmpFile, BMPHeader.FileLength, Len(BMPHeader) - 2, BytesWrite, ByVal 0& M44$E4a20  
Z5eM  
SetFilePointer hTmpFile, Len(BMPHeader), 0&, FILE_BEGIN {hoe^07XK  
WriteFile hTmpFile, pFRAME(1, 1), pFrameSize, BytesWrite, ByVal 0& 0[p"8+x  
y#FFxSH>  
If BytesWrite < pFrameSize Then Ctbc!<@o  
  ArrayToBMP2 = False X7txAp.  
End If rP IAu[],g  
"a-;?S&   
CloseHandle hTmpFile WsW]  1p  
7LsVlT[  
End Function pP%9MSCi  
+z<GycIc?K  
Private Function TESTSignal() As Boolean )cU$I)  
Dim extsign As Long, videotype As Long, scanlines As Long, fieldfrq As Long Mtc  -  
JC# 5CCz  
extsign = okGetSignalParam(hBoard, SIGNAL_VIDEOEXIST) S 59^$  
e_}tK1XY  
If extsign = 1 Then hE7rnn{  
   TESTSignal = True l[^0Ik-G  
Else xAr&sGMA  
    If extsign = 0 Then yCwe:58  
        MsgBox "无视频输入信号,检查摄像机电源!", vbOKOnly :}CcWfbT  
        TESTSignal = False O-!Q~;3][  
        Exit Function <B!DwMk;.  
    End If a5pXn v]A  
End If MS\?+8|SV(  
%WPy c%I  
'测试视频输入类型 qq"0X! w  
'video type O*yA50Cn  
okWaitSignalEvent hBoard, EVENT_ODDFIELD, 40 <vt}+uMzXv  
videotype = okGetSignalParam(hBoard, SIGNAL_VIDEOTYPE) 5| Oj\L{  
If videotype = 1 Then pGr4b:N  
        '"隔行信号(Interlaced)" 0xH&^Ia1B  
Else q+ `QiPj  
   If videotype = 0 Then R`M@;9I.@  
       '"逐行信号(Non-interlaced)" \46*4?pP  
   Else : . PRM+  
     If videotype = -1 Then  v> s,*  
       ' "不支持" HMhdK  
     End If EUW>8kw0  
   End If =R)w=ce  
End If 0,B"p  
#u3E {NB  
'测试垂直扫描线数 9\uBX.]x  
'video scanlines K/_"ybR7  
scanlines = -1 vXg^K}a#  
scanlines = okGetSignalParam(hBoard, SIGNAL_SCANLINES) 4m6/ ba  
    If scanlines = -1 Then vj|#M/3>  
        ' "不支持" Ymf@r?F<  
    Else >z7 3uKA(  
        'Trim(Str(ScanLines)) + " 行数/幅"  `A<2wd;  
    End If h)^|VM   
'n}]  
'测试帧频 thz[h5C?C  
'video field frequency c4.2o<(Xt  
    fieldfrq = okGetSignalParam(hBoard, SIGNAL_FIELDFREQ) %<`sDO6Q?  
    If fieldfrq = -1 Then eQ*zi9na  
        'lblSignal(8) = "不支持" !6hV|2aJy  
    Else tAkv'.  
        'lblSignal(8) = Trim(Str(FieldFRQ)) + " 场数/秒" bX 6uGu 7  
    End If @sUec  
End Function VAA ="yN  
BS%pS(  
n<1*cL:8B  
Sub PicIdentify() ^%0^DN  
'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 |Mgzb0_IiQ  
'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 WLiFD.  
'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 4I#@xm8)  
'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 }*S`1IWMj  
iNilk!d6Q3  
  Dim fPTR As Long, cFrame As Long @|{8/s Oq  
  Dim i As Long, j As Integer, pTotal As Long, pAV As Integer E=91k.  
     (gIFuOGi>  
i(kx'ua?  
cFrame = 0 iUs_)1  
jhJ<JDJ?`  
GI>(S  
Do While cFrame < tFrames Ii<k<Bt,  
    X^rFRk  
  fStatus = SetFilePointer(hFile, cFrame * pFrameSize, 0&, FILE_BEGIN) & Zjs  
  fStatus = ReadFile(hFile, ByVal hMEM, ByVal pFrameSize, bytesRW, ByVal 0&) Mkr &30il[  
  MoveMemory pFRAME(1, 1), ByVal hMEM, pFrameSize *BvdL:t  
   dptfIBYc+  
  frmRecord.RText.Text = Str(cFrame) p0PK-e`@:  
  frmRecord.RText.Refresh #Jt1AV  
       5s@xpWVot  
  If CheckMark = True Then JvNd'u)Z<  
   ArrayToBMP TmpBMP WJk3*$=  
   frmRecord.Picture1.Picture = LoadPicture(TmpBMP) ~[=d{M!$W  
   frmRecord.RText.Text = "第" & Str(cFrame) & "帧" x~F YG  
   L`(\ud  
   DrawSlice \-sW>LIA  
   O:ACp<@  
   'i = MsgBox("检测到立柱:第" & Str(cFrame) & "帧", vbYesNo) #CcEI  
   'If i = vbNo Then d[Zx [=h  
   '  Exit Do >M0^R} v  
   'End If !?lvmq  
   'cFrame = cFrame + 1 6}~k4;'}A  
   c}s#!|E0v  
  End If 0sH~H[ap  
  DoEvents ^^< C9  
  cFrame = cFrame + 1 {$ > .I  
Loop w`v` aw]  
End Sub B>c2 *+Bk  
4q.yp0E  
v+o6ZNX  
Function CheckMark(Optional iBlk As Integer = 30, Optional iWhite As Integer = 230) As Boolean N`4XlD  
 ^Vf@J  
'如标志区模式反差存在则为TRUE,否则返回FALSE TpI8mDO\W  
C~pQJ@bF0  
Dim i As Integer, j As Integer, mTotal As Long, mAV As Single, mTop As Long, mBot As Long O8Z+g{  
CheckMark = True {`-AIlH(  
   f:6F5G  
'复制标志区 0O>M/ *W  
For i = 1 To mkH -2'+GO7G  
   MoveMemory MKpilar((i - 1) * PilarW + 1), pFRAME(PilarX, PilarY + i), PilarW ,3!TyQ \m'  
Next i *j=58d`n  
g~U<0+&yw%  
For j = 1 To PilarW * PilarH / 2 E)wf'x  
   mTop = mTop + MKpilar(j) 2:<H)oB  
Next j !tb!%8{~  
) I(9qt>Y  
For j = PilarW * PilarH / 2 + 1 To PilarW * PilarH f$vU$>+[  
   mBot = mBot + MKpilar(j) gyegdky3  
Next j 2vhP'?;K  
;-  _ZWk]  
mTop = mTop / PilarW / PilarH * 2  S9^S W3  
mBot = mBot / PilarW / PilarH * 2 Z!*6;[]SfG  
MNp4=R  
mAV = (mTop + mBot) / 2 + (mBot - mTop) / 4 '标志区平均亮度 }^VikT]>1  
;+bF4r@:+  
'平均值极值化 KT+{-"4-  
  For j = 1 To PilarH * PilarW \UX9[5|  
    MKpilar(j) = IIf(MKpilar(j) > mAV, 255, 0) 4iZg2"[D  
  Next j %gj7KF  
   &%g$Bi,G  
mTop = 0: mBot = 0 E~VV19Bv]/  
For j = 1 To PilarH * PilarW / 2 aX*9T8H/  
  mTop = mTop + MKpilar(j) R~eLEjezm  
Next j p'6XF{  
PjXiYc&  
For j = PilarH * PilarW / 2 + 1 To PilarH * PilarW 6:AEg  
  mBot = mBot + MKpilar(j)  P1)87P  
Next j G6l C[eK  
g<7Aln}Nl\  
I usZYB  
  mTop = mTop / PilarH / PilarW * 3 0g HV(L?  
  mBot = mBot / PilarH / PilarW * 3 k~I]Y,  
   7{7Y[F0  
`VvQems  
If mBot > iWhite And mTop < iBlk Then l]j;0i  
  CheckMark = True My Ky*wD  
Else FA := )  
  CheckMark = False ,*YmXR-"  
End If 1Oq VV?oz  
End Function [rW];H8:~  
j\zlp  
Sub Capture1Frame() L=fy!R  
   okCaptureTo hBoard, BUFFER, 0, 1 'single |Y?<58[!)  
   okGetCaptureStatus hBoard, True An^)K  
   MoveMemory pFRAME(1, 1), ByVal mBufferAddr, pFrameSize j@Pd" Z9  
End Sub Ep:hObWG)  
Zz+v3o0  
1hSV/%v_  
Sub CopyMark(iBlk As Integer, iWhite As Integer) Ni|MTE]~  
'复制标志区并返回标志区暗区与亮区的亮度平均值 mU"Am0Bdjq  
Dim i As Integer, j As Integer, mTotal As Long, mAV As Single, mTop As Long, mBot As Long, mMid As Single, bsTotal As Long l<+PA$+}}  
   r;"D>IM\  
'复制标志区 ;?q}98-2  
For i = 1 To mkH _+ Sf+ta  
   MoveMemory MKpilar((i - 1) * PilarW + 1), pFRAME(PilarX, PilarY + i), PilarW ,k*%=TF7N  
Next i PgA1:i&'  
2-jXj9kp`  
For j = 1 To mkW * mkH / 2  \S1W,H|  
   mTotal = mTotal + MKpilar(j) U$3DIJVI  
Next j %*o  
6b$C/  
iBlk = mTotal / (mkW * mkH / 2)  '标志区上部白区平均亮度 9%53 _nx?  
+H *6:  
mTotal = 0 nkTdn  
For j = mkW * mkH / 2 + 1 To mkW * mkH +@yU `  
   mTotal = mTotal + MKpilar(j) 6 EfBz  
Next j =F}qT|K  
Ab>Kfr#  
iWhite = mTotal / (mkW * mkH / 2) '标志区下部黑区平均亮度 m)  rVzL  
Ul6|LTY  
'背景亮度 U_;="y  
  MoveMemory BsLine(1), pFRAME(1, 1), 4 * FrameW l)~ U 8  
  For i = 1 To 4 * FrameW cd=|P?B i  
    bsTotal = bsTotal + BsLine(i) FP}I+Ys  
  Next i A{M7   
  bsAV = bsTotal / FrameW / 4 +6$ -"lf  
@vXXf/  
End Sub {qU;;`P]|  
`'>~(8&zE  
<&2<>*/.y  
Sub AdjIMGbright(Optional bInit As Boolean = True) ZI1*Cb  
Q1ayd$W@<  
  '自动调节亮度与对比度,此时处于无车辆状态(白天特别高,而夜间特别暗) <QC7HR  
  '图像平均亮度白天不高于200(当车辆通过时可能会下降到100左右),不低于100 *|y$z+g/  
  '            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 A?$-Uqb"  
     U OGjil{.  
  Dim bsTotal As Long, i As Integer, iBlack As Integer, iBright As Integer #I*{_|}=  
   u;!h   
  '按标准亮度与对比度采集一帧,确定背景亮度 }0Uh<v@  
  currentContr = 128   '初始对比度 pKGhNIj$  
  currentBr = 128   '初始亮度 t_*x.{x-  
  okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 pzoh9}bue  
  okSetVideoParam hBoard, VIDEO_CONTRAST, currentContr '对比度 /xcXd+k]  
  DoEvents pLCS\AUTsv  
  Capture1Frame ,zr,>^ v  
  '获得图像上缘4行象素 /GM!3%'=  
  MoveMemory BsLine(1), pFRAME(1, 1), 4 * FrameW 12?!Z  
  CopyMark iBlack, iBright   '图像标志区亮度 K=E+QvSG  
  For i = 1 To 4 * FrameW JtsXMZz  
    bsTotal = bsTotal + BsLine(i) nnvS.s`O  
  Next i xx|D#Z}G  
  bsAV = bsTotal / FrameW / 4    '图像上缘基线亮度 iSR"$H{  
   B~| ]gd  
  Select Case bsAV t& F:C  
     Case 0 To 60    '夜间通过灯光照明,完全没有背景 kPiY|EH  
       currentBr = 150 "'@D\e}  
       currentContr = 60 Gqc6]{  
     Case 61 To 80   '有可见背景 S=.%aB  
       currentBr = 140 w!v^6[!  
       currentContr = 70 V6'u\Ch|  
     Case 81 To 100  '有清晰背景 (6NDY5h~=n  
       currentBr = 128 |=0w_)Fa]  
       currentContr = 80 fA]sPh4Uag  
     Case 100 To 150  '有明亮背景 )UpVGT)  
       currentBr = 140                '5:30-6:00钟实测数据 '/t9#I@G\  
       currentContr = 50 =:zPT;K  
     Case 151 To 180 ^IyQzBOj  
       currentBr = 130 g5"I{ol5T~  
       currentContr = 60 $Dx*[.M3>  
     Case 181 To 220  '背景全为白色 6xwjKh:9  
       currentBr = 110 qY'+@^<U;  
       currentContr = 130 UNwjx7usD  
     Case 221 To 255  '背景全为白色 LI25VDZ|iP  
       currentBr = 100 Nnr[@^M5  
       currentContr = 100 x}Lj|U$r<X  
  End Select _+nk3-yQw  
   3$q#^UvD  
  Select Case (iBlack + iBright) / 2   '图像反射光强度修正 g/ShC8@=u  
        Case 100 To 150 Ge=^q.  
          currentBr = currentBr - 10 ao=e{R)  
        Case 151 To 255 QBH|pr  
          currentBr = currentBr - 20 *o\AP([@  
  End Select ^Ifm1$X}  
   _| cSXZ|  
  okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 kB=B?V~#  
  okSetVideoParam hBoard, VIDEO_CONTRAST, currentContr '对比度 <|.]$QSi  
End Sub %3"3V1  
<66%(J>  
Sub CopyCorner(rowID As Integer, diffL As Integer, diffR As Integer) &4sz:y4T>  
    Dim i As Integer, j As Integer, L1 As Long, L2 As Long, R1 As Long, R2 As Long 54JZOtC3~  
     }{j@q~w>$  
    For i = 1 To 8 5uahfJk  
      MoveMemory LeftBK((i - 1) * 128 + 1, rowID), pFRAME(1, i), 128& <[-{:dH,5  
      MoveMemory RightBK((i - 1) * 128 + 1, rowID), pFRAME(640, i), 128& 2boyBz}=S  
    Next i nTGZ2C)c<'  
     9I2&Vx=DSt  
    For j = 1 To 1024 {.p;V  
      L1 = L1 + LeftBK(j, 0) qg1\ABH  
      L2 = L2 + LeftBK(j, 1) l4.ql1BX@y  
      R1 = R1 + RightBK(j, 0)  S.B?l_d^  
      R2 = R2 + RightBK(j, 1) ujkWVE'  
    Next j 1 gcWw, /  
    diffL = Abs(L1 - L2) / 1024 @: =vK?8L  
    diffR = Abs(R1 - R2) / 1024 lY(_e#  
End Sub zPybP E8  
doe3V-if  
Function CheckSlice() As Boolean R@s| bs?  
  CopySlice avSL, avSLR, avSLL VpAwvMw  
  If Abs(avSL - avSLL) > (Abs(avSLL - avSLR) + 5) * 4 Then <#57q%  
    CheckSlice = True a^|9rho<  
  Else r&B0 -7r  
    CheckSlice = False O cPgw/ I  
  End If O(2c_!d  
End Function Lu:*nJ%1[  
q~5zv4NX  
Sub CopySlice(avSL As Integer, avSLR As Integer, avSLL As Integer) wB' !@>db  
  Dim i As Long, j As Long, total As Long, totalL As Long, totalR As Long P0(LdZH6u  
  For i = 1 To FrameH \`["IkSg7  
    MoveMemory Slice(1, i), pFRAME(sPos, i), sSize !iNwJ|0  
    MoveMemory SliceL(1, i), pFRAME(sPosL, i), sSize 2Xk;]-T!  
    MoveMemory SliceR(1, i), pFRAME(sPosR, i), sSize ]\A=[T^  
  Next i xV`l6QS  
  For i = 1 To FrameH !OQ5AF$  
    For j = 1 To sSize 7&wxnxSk^  
       total = total + Slice(j, i) "S6";G^I  
       totalL = totalL + SliceL(j, i) rNo/H<J%+j  
       totalR = totalR + SliceR(j, i) n1JV)4Mv  
    Next j tKcC{  
  Next i 00f'G2n  
  avSL = total / FrameH / sSize gq 3|vzNZ  
  avSLR = totalR / FrameH / sSize M% Rr=  
  avSLL = totalL / FrameH / sSize Ii5U)  "  
End Sub y!}XlllV  
VF" ;p^  
Sub DrawSlice() F[%k ;aJ  
   frmRecord.Picture1.Line (sPosL, 0)-(sPosL + sSize, FrameH), RGB(255, 0, 0), B (ER9.k2  
   frmRecord.Picture1.Line (sPos, 0)-(sPos + sSize, FrameH), RGB(0, 255, 0), B 9W]OtSG  
   frmRecord.Picture1.Line (sPosR, 0)-(sPosR + sSize, FrameH), RGB(0, 0, 255), B KS$"Re$  
   frmRecord.RText.Text = Str(avSLL) & "/" & Str(avSL) & "/" & Str(avSLR) "4Q_F3?_`  
End Sub 53ZbtEwhwr  
Sub DrawMark(pic As Control) (n: A` ]  
   Dim i As Long, j As Long QdcuV\B}  
   pic.Line (PilarX, FrameH - PilarY)-(PilarX + PilarW, FrameH - PilarY - PilarH / 2), RGB(255, 0, 0), B SCe$v76p#  
   pic.Line (PilarX, FrameH - PilarY - PilarH / 2 - 1)-(PilarX + PilarW, FrameH - PilarY - PilarH), RGB(0, 0, 255), B oQ/T5cOj  
   For i = 1 To PilarH hY%} x5ntU  
     For j = 1 To PilarW )*XWe|H_  
       pic.PSet (PilarX + PilarW + 10 + j, FrameH - PilarY - i), RGB(MKpilar((i - 1) * PilarW + j), 0, 0) WFV'^-4  
     Next j _deEs5i  
   Next i :[(%4se  
End Sub n w+^@|4  
@RszPH1B  
Function avIMG() As Integer \}W3\To_  
  Dim i As Long, j As Long, totalIMG As Long 4e eh+T  
  MoveMemory pBuffer(1), pFRAME(1, 1), pFrameSize u/S>*E  
  For i = 1 To pFrameSize M  |h B[  
    totalIMG = totalIMG + pBuffer(i) r-!Qw1  
  Next i Ab/JCZNn  
  avIMG = totalIMG / pFrameSize <-b9 )>  
End Function 7NWkN7:B  
m a@V>*u  
Function avRegion(barCol As Integer, barWidth As Integer) As Integer !X$19"  
  Dim i As Long, j As Long, totalIMG As Long &Wb"/Hn2  
  For i = 1 To FrameH =Hn--DEMg  
     MoveMemory pBuffer((i - 1) * barWidth + 1), pFRAME(barCol, i), barWidth 4%8den,|  
  Next i Z|N$qm}  
  For i = 1 To FrameH * barWidth }N(gP_?n  
    totalIMG = totalIMG + pBuffer(i) i^iu #WC  
  Next i );JWrkpz  
  avRegion = totalIMG / pFrameSize 1 hFh F^  
End Function nh5=0{va|L  
杺栫杣杊椌柮栬,䒴蓉艿芖。
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93楼  发表于: 2015-09-06   

一共这么多文件。 K$qY^oyQFw  
Me? I8:/  
这是我用VB写出的最大的程序,也是用API最多的。
杺栫杣杊椌柮栬,䒴蓉艿芖。
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94楼  发表于: 2015-09-06   
拍下的火车 :2==7u7v?  
第6车皮 uQx/o ^  

T* 0;3&sA  
I}|a7,8   
第9车皮 ! M CV@5$  
hF@%k ;I  
  
杺栫杣杊椌柮栬,䒴蓉艿芖。
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95楼  发表于: 2015-09-06   

从这里里分离出来的。
杺栫杣杊椌柮栬,䒴蓉艿芖。
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96楼  发表于: 2015-09-06   

h~9P3 4m  
9m2FH~  
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
杺栫杣杊椌柮栬,䒴蓉艿芖。
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97楼  发表于: 2015-09-06   
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。 j_}:=3  
c,;VnZ 9wC  
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。
杺栫杣杊椌柮栬,䒴蓉艿芖。
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98楼  发表于: 2021-01-02   
继续填 BotNET 或Pynthon? 有没有XDJMs接龙啊 ? 25vjn 1$sW  
Bi \fB-|  
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99楼  发表于: 2021-07-18   
继续填个坑: |3B<;/v5  
!<~.>5UQ  
用VBA控制WORD自己修订学生毕业文的格式。 :P2!& W  
杺栫杣杊椌柮栬,䒴蓉艿芖。
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