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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  : 7jF2m'(  
*Kw/ilI  
老五,I 服了U。 DRi/<  
!myF_cv}'  
哪一天等俺退休了,也写一个The Non-Progamming career of an ex-programmer。哈哈哈。。。。。 SCMZ-^b  
m^,3jssdA  
 Qp>Q-+e0  
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! 9M-/{D^+<  
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  : <8/lHQ^\)  
Is that what you wanted to express yourself to us with the whole blank message but the very big title? SkA"MhX  
4'# _b  
w2`j&]D6   
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  : I^6zUVH  
老伍在写交代材料啊,而且写在一个ZT的贴下,哈哈。 Q}jl1dIq  
'H,l\i@"  
OC[(Eq  
这不是怕您见笑嘛!现在露馅了,只得继续招供了。 ) 4'@=q  
\D #NO  
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  : UpS`KgF"v  
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。 7m=tu?@  
HLU'1As65  
@vaK-&|#$  
其实标题没有什么,卡总既然改了就不必再改回了。 \6xVIQ& 0  
X}xy v  
主要是当初写的时候真是顶着锅盖写的。 v }ZQC8wL  
e? fFh,a  
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  : r>sk@[4h  
哦, 打倒忽悠大家的家伙.      $$2\qN -  
Z}TuVE  
IM}T2\tZ}  
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  : y.26:c(  
每个人的故事对其他人都是故事, ?N<* ATC L  
自己的故事也是其中之一. deHhl(U;  
跳出来看, Ey=(B'A~  
不过是众人中的一个人的故事. k!b\qS~Q  
*<#jr  
所以,接着听故事. jzSh|a9_  
n;)!N  
女人们有兴趣的就等老伍开个新帖或者跟贴, h}i /u  
听他痛说恋爱革命历史.... <ZxxlJS)6  
sptDzVM  
杂家接着听他自学程序员历史, }x`W+r  
高级程序员考了吗? (m 4`l_  
G2U=*|  
\@vR*E  
这个恋爱革命史还是等你痛改前非换个新ID来讲吧! W)ihk\E  
}:7'C. ."  
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。 2@@OjeANsX  
r.0IC*Y  
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。 3'8B rK  
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  : P% _cIR  
引用第19楼伍胥之于06-14-2010 12:33发表的  : n]?Yv E  
"<H.F 87Z)  
?*|AcMw5  
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。 :oY u+ cQ  
|} ;&xI  
我连一级也没有考过。 #\[h.4i  
.
aa2&yc29hp  
~q4KQ&.!  
引用
lfp[(Ph)9  
矬子里拔将军... 9{@[ l!]W  
你们那里的俗语是吧? hJ\IE?+  
~+}w>jIm{|  
我们这里说"矮子里拔长脚"..应该是同一个意思... IL`X}=L_  
kg?[   
有趣....各地有表达意思一样却方式不同的俗语.... 0B#9CxU%  
qk;*$Q  
Yb\t0:_  
你的文章写的有脸皮,没屁眼的, %^ f! = *  
让看客大为不满... x1</%y5ev  
htX;"R&  
你等着,,估计你以后接到的午夜凶铃就多了... i"Hec9Ri  
6z=h0,Y}  
zgRZgVj  
我到现在也没有接到你的午夜凶铃呢! b<>GF-`w  
杺栫杣杊椌柮栬,䒴蓉艿芖。
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87楼  发表于: 2015-09-05   
引用
引用第25楼猪小秘于01-20-2011 20:51发表的  : S`g:z b_  
伍SIR,再次抱拳佩服 d5h]yIz^  
l?Vm/YXb  
G<n(\85X  
小秘倒是好久不见了呢!宝贝几岁了?很健康活泼吧?
杺栫杣杊椌柮栬,䒴蓉艿芖。
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88楼  发表于: 2015-09-05   
Re:回 38楼(伍胥之) 的帖子
引用
引用第39楼suehan234于01-22-2011 08:00发表的 回 38楼(伍胥之) 的帖子 : r*?rwtFtg  
佩服,玩也玩得这么专业! XRoMD6qf;  
lO=+V 6  
l{q$[/J~)  
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  : b-Fv vA  
5vxKkk&i4l  
介个真的看不懂。 J6m`XC  
你说你老啦,喜欢怀旧了,才想起来填坑。 :CH*~o  
提醒我也想想,是不是也老啦,是不是也有坑没填呢。 - ^A =U7  
<eWGvIEP[  
 3Ee8_(E\  
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 PqOy"HO  
BOOL WriteDisk( HANDLE hpartition, DWORD dwSector, DWORD dwLength, char* lpBuffer){ \)?mIwo7~  
DWORD dwCB; {sn:Lj0  
LARGE_INTEGER  offset; q\ihye  
offset.QuadPart  =  UInt32x32To64(dwSector ,  512); FN$ hEc!  
SetFilePointer(hpartition,  offset.LowPart,  &offset.HighPart,  FILE_BEGIN); -I, _{3.S  
if(!WriteFile(hpartition, lpBuffer, dwLength * 512, &dwCB, NULL)){ <9za!.(zu  
DWORD error = GetLastError(); NF?FEUoxz  
MessageBox(NULL,"写入文件失败!",NULL,IDOK); B_f0-nKP  
return FALSE; n])-+[F  
} F[aow$",+}  
return TRUE; sOyWsXd+R'  
} i?7%z`  
杺栫杣杊椌柮栬,䒴蓉艿芖。
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91楼  发表于: 2015-09-06   
'VB 6.0 版 ETu7G5?  
'这不是我写的,它更强悍了。因为可以直接读写物理扇区(CHS),而不是逻辑扇区。 )9,*s !)9  
x,9fO A  
Private Declare Function CreateFile Lib "kernel32" Alias "CreateFileA" (ByVal lpFileName As String, ByVal dwDesiredAccess As Long, ByVal dwShareMode As Long, lpSecurityAttributes As Long, ByVal dwCreationDisposition As Long, ByVal dwFlagsAndAttributes As Long, ByVal hTemplateFile As Long) As Long ?$O5w*  
Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long 1'|6IR1'  
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 K;2]c3T  
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 WY@x2bBi  
Private Declare Function SetFilePointer Lib "kernel32" (ByVal hFile As Long, ByVal lDistanceToMove As Long, lpDistanceToMoveHigh As Long, ByVal dwMoveMethod As Long) As Long pv;c<NQ'1  
'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。 X,- ' v[z  
* *?mZtF  
dEXHd@"H  
Private Const GENERIC_READ = &H80000000 J CIm*6~  
Private Const GENERIC_WRITE = &H40000000 cz_4cMgxu  
T;-Zl[H  
Private Const FILE_SHARE_READ = &H1 qZ!1>`B  
Private Const FILE_SHARE_WRITE = &H2 kndP?#> p1  
Private Const OPEN_EXISTING = 3 r#{r]q_E*  
Y^)VHE]  
Private Const INVALID_HANDLE_VALUE = -1 T[$Sbz`  
>K`.!!av,Y  
'//file seek (xU+Y1*g"%  
Private Const FILE_BEGIN = 0 v}6YbY Tq  
Private Const FILE_CURRENT = 1 o z } p]l7  
Private Const FILE_END = 2 my#qmI  
&`7~vA&c  
Private Const ERROR_SUCCESS = 0& ht^U VV2  
_/[n/"gn  
'//device io control I3Sl>e(Z  
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 =goZI67  
^qpa[6D6x  
Private Const IOCTL_DISK_GET_DRIVE_GEOMETRY As Long = &H70000   '458752 `92 D]^g  
Private Const IOCTL_STORAGE_GET_MEDIA_TYPES_EX  As Long = &H2D0C04 h.)2,  
Private Const IOCTL_DISK_FORMAT_TRACKS As Long = &H7C018 B0c}5V  
Private Const FSCTL_LOCK_VOLUME As Long = &H90018 c%.f|/.k  
Private Const FSCTL_UNLOCK_VOLUME As Long = &H9001C V07x+ovq  
Private Const FSCTL_DISMOUNT_VOLUME As Long = &H90020 +n(H"I7cU  
Private Const FSCTL_GET_VOLUME_BITMAP = &H9006F inBd.%Yr  
$XS0:C0  
'//type b("JgE`  
Private Type LARGE_INTEGER ~qNpPIrGr  
    lowpart As Long Q^Ln`zMe  
    highpart As Long ?`F" )y  
End Type >J=x";,D|~  
CiP-Zh[gZ  
Private Enum MEDIA_TYPE ";~}"Yz?[  
    Unknown FV/xp}nz  
    F5_1Pt2_512 <!,q:[ee5  
    F3_1Pt44_512 K{VF_S:  
    F3_2Pt88_512 1{ #Xa=  
    F3_20Pt8_512 !DnG)4#  
    F3_720_512 VmQ7M4j*  
    F5_360_512 |-7<?aw"  
    F5_320_512 - Pz )O@ ;  
    F5_320_1024 X7kJWX  
    F5_180_512 6RZ[X[R[}  
    F5_160_512 IidZ -Il  
    RemovableMedia Q:+Y-&||"  
    FixedMedia D} 0>x~  
End Enum 3&*0n^g  
D<7S P,D  
Private Type DISK_GEOMETRY &QOob)  
    Cylinders           As LARGE_INTEGER y? [*qnPj  
    MediaType           As MEDIA_TYPE $52Te3n  
    TracksPerCylinder   As Long _lQ+J=J$.R  
    SectorsPerTrack     As Long 0:G@a&Lr  
    BytesPerSector      As Long @"9y\1u  
End Type 98C~%+  
gb:Cc,F,%  
'//private vars "xdJ9Z-B  
Private hDisk           As Long             'disk handle K. G#[  
Private lpGeometry      As DISK_GEOMETRY    'disk info 4~a0   
Private lBufferSize     As Long             'the buffer size of read/write [ hj|8)  
}wR)p  
Public Function OpenDisk(ByVal FileName As String) As Boolean \3q{E",\>@  
'// 打开磁盘 v\Y;)/!  
    hDisk = CreateFile(FileName, _ 4x'^?0H@  
                        GENERIC_READ Or GENERIC_WRITE, _ !W:QLOe6F  
                        FILE_SHARE_READ Or FILE_SHARE_WRITE, _ mxHNK4/  
                        ByVal 0&, _ Fc}wu W  
                        OPEN_EXISTING, _ 2h&pm   
                        0, _ ZP)=2'RY  
                        0) ~4}m'#!  
    OpenDisk = Not (hDisk = INVALID_HANDLE_VALUE) Tu_dkif'  
End Function (Cp:NS  
P's<M  
Public Function CloseDisk() As Boolean ZNB*Azi  
'//关闭磁盘 K! /E0G&  
    CloseDisk = CloseHandle(hDisk) *DkA$Eu3u  
End Function 9BANCW"  
9szE^kHS9  
Public Function GetDiskGeometry() As Boolean 9[N' HpQ3  
'//获取磁盘参数 c7\bA7.  
    Dim dwOutBytes      As Long SU# S'  
    Dim bResult         As Boolean NQfIY`lt'  
     p)ZlQ.d#Y  
    bResult = DeviceIoControl(hDisk, _ HXU"]s2Z  
                                IOCTL_DISK_GET_DRIVE_GEOMETRY, _ ]_BG"IR!..  
                                ByVal 0&, 0, _ +bm2vIh$  
                                lpGeometry, Len(lpGeometry), _ _0F6mg n  
                                dwOutBytes, _ 17D167\X  
                                ByVal 0&) RA[` Cp"  
     VhSKtD1  
    If bResult Then lBufferSize = lpGeometry.BytesPerSector * lpGeometry.SectorsPerTrack LWbWj ^  
    GetDiskGeometry = bResult va8:QHdU  
End Function @ x*#7Y  
B4R,[WE"  
Public Sub GetDiskInfo(MediaType As Long, _ (I.uQP~H  
                        Cylinders As Long, _ mS~3QV  
                        TracksPerCylinder As Long, _ C>68$wd>  
                        SectorsPerTrack As Long, _ q1dYiG.-Z  
                        BytesPerSector As Long) l O, 2  
'//返回磁盘的参数 |ry;'[ *  
    MediaType = lpGeometry.MediaType v,>F0ofJ  
    Cylinders = lpGeometry.Cylinders.lowpart b&~uK"O'7d  
    TracksPerCylinder = lpGeometry.TracksPerCylinder jZv8X 5i  
    SectorsPerTrack = lpGeometry.SectorsPerTrack ^e>v{AE%  
    BytesPerSector = lpGeometry.BytesPerSector >K\ 79<x|  
&s/aJgJhp  
End Sub D~f.)kkC 4  
SATZ!  
Public Property Get BufferSize() As Long =X&h5;x'  
'//返回每次读/写的缓冲大小 RAE|eTnna  
    BufferSize = lBufferSize n+GCL+Mo  
End Property 6lT'%ho}B  
ciC4V^f  
W \f7fVU  
Public Function LockVolume() As Boolean :o}7C%Q8  
'// 将卷锁定 lYw A5|+  
    Dim dwOutBytes  As Long 4 d]  
    Dim bResult     As Boolean =hl-c  
     *7*g! km  
    bResult = DeviceIoControl(hDisk, _ ^ioTd  
                                FSCTL_LOCK_VOLUME, _ }T c)M_  
                                ByVal 0&, 0, _ ip5s'S~  
                                ByVal 0&, 0, _ !W$Br\<  
                                dwOutBytes, _ A94VSUDA:  
                                ByVal 0&) /HzhgMV3  
    LockVolume = bResult |P? 8<8p  
End Function YSrFHVq  
0^(.(:  
q/OraPAB  
Public Function UnlockVolume() As Boolean }Pb!u9_  
'// 将卷解锁 q=?"0i&V  
    Dim dwOutBytes As Long h]EXD   
    Dim bResult As Boolean  7/7A  
     TaolX*$5  
    bResult = DeviceIoControl(hDisk, _ tW=0AtZl]  
                                FSCTL_UNLOCK_VOLUME, _ )%j)*Ymz;  
                                ByVal 0&, 0, _  j Mp{  
                                ByVal 0&, 0, _ * n!0  
                                dwOutBytes, _ XVv7W5/q]  
                                ByVal 0&) Zt!l3(*tt  
    UnlockVolume = bResult q=nMZVVlF(  
End Function D"x~bs?V\  
L0&!Qct  
Z<,gSut'Y  
Public Function DismountVolume() As Boolean !Rb7q{@>  
'// 将卷卸下,使系统重新辨识磁盘,等效于重新插盘 3al5Vu2:  
    Dim dwOutBytes As Long "\_}"0 H  
    Dim bResult As Boolean E"G. _<3J8  
     oub4/0tN,~  
    bResult = DeviceIoControl(hDisk, _ 5 h{Hf]A  
                                FSCTL_DISMOUNT_VOLUME, _ G~esSL^G/  
                                ByVal 0&, 0, _ M3z7P.\G  
                                ByVal 0&, 0, _ &H4UVI  
                                dwOutBytes, _ +H<%)Lk J  
                                ByVal 0&) xBw"RCBz^  
    DismountVolume = bResult [2\`Wh:%P  
End Function +^69>L2V  
U'lmQrF!  
SbI,9<  
Public Function ReadDisk(ByVal Cylinders As Long, _ :m$%D]WY  
                    ByVal Tracks As Long, _ p>}N9v;Bo  
                    db() As Byte) As Boolean k6Tpaf^  
'//按柱面和磁道来读取磁盘数据 {Zseu$c  
    Dim iPos    As Long +mxYz#reX  
    Dim lRead   As Long kT$4X0}  
      %ANPv=  
    iPos = Cylinders * Tracks * lBufferSize ONfJ"Rp3  
     SiBbz4  
    If SeekAbsolute(0, iPos) Then Gc 8  
        ReadDisk = ReadBytes(lBufferSize, db(), lRead) ^cAJCbp7  
    End If b6/:reH{  
End Function O3BU.X1'%  
moo>~F _^  
Public Function WriteDisk(ByVal Cylinders As Long, _ /Cg/Rwl  
                     ByVal Tracks As Long, _ hXr vb[6  
                     db() As Byte) As Boolean t!iF(R\  
'//按柱面和磁道来写磁盘数据 L0_=R;.<  
    Dim iPos    As Long #ASu SQ  
    Dim lRead   As Long LB{a&I LG  
     >y8Z{ALQ5  
    iPos = Cylinders * Tracks * lBufferSize pH~JPNng  
     6nq.~f2`  
    If SeekAbsolute(0, iPos) Then 57MoO  
        WriteDisk = WriteBytes(lBufferSize, db()) {W4t]Ff  
    End If !<X_XA  
End Function &YMVoyVD  
 |y=gp  
ah<f&2f  
'///////////////////////////////////////////////////////////////////////////////////// WI~%n  
'//file system Rw\DJJrz  
Ol-'2l  
Private Function SeekAbsolute(ByVal HighPos As Long, ByVal LowPos As Long) As Boolean L+kS8D<  
'//seek file ih;TQ!c+b  
    '//Notice: when you set LowPos=5, the read/write will begin with the 6th(LowPos+1) byte h= U 4  
    LowPos = SetFilePointer(hDisk, LowPos, HighPos, FILE_BEGIN) "Q J-IRt &  
    If LowPos = -1 Then *xjIl<`pK  
        SeekAbsolute = (Err.LastDllError = ERROR_SUCCESS) 87>Qw,r  
    Else #xo&#FIH  
        SeekAbsolute = True RI*%\~6t?  
    End If =& lYv  
     +es6c')  
End Function ./g#<  
hWW<]qzA,  
L%8"d6   
Private Function ReadBytes(ByVal ByteCount As Long, ByRef DataBytes() As Byte, ByRef ActuallyReadByte As Long) As Boolean '{u#:TTj  
'//read data to array y(z U:.  
    Dim RetVal    As Long 'K"*4B^3  
    RetVal = ReadFile(hDisk, DataBytes(0), ByteCount, ActuallyReadByte, 0) Q?;ntzi  
    'ActuallyReadByte =>> if the bytesRead=0 mean EOF 7> ]C2!  
    ReadBytes = Not (RetVal = 0) iLI]aZ   
     e.kt]l  
End Function (Z5#;rgem  
bG&qgbN>  
Private Function WriteBytes(ByVal ByteCount As Long, ByRef DataBytes() As Byte) As Boolean 6FmgK" t8  
'//write data from array `dNb%f>  
    Dim RetVal As Long Qv=Z  
    Dim BytesToWrite As Long PJ.jgN(r  
    Dim BytesWritten As Long vSL{WT]m  
     #FQV hgc  
    RetVal = WriteFile(hDisk, DataBytes(0), ByteCount, BytesWritten, 0) f 0#V^[%Q  
     CFA>  
    WriteBytes = Not (RetVal = 0) Z"^@B2v  
End Function ~VGK#'X:  
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 D-!%L<<  
E;Hjw0M'k  
Main2.bas NeEV !V8  
m>!#}EJ|  
Attribute VB_Name = "SubMain" *~L ]n4-  
Option Explicit I$LO0avvH2  
]*h}sn=  
'采集文件与临时文件 *S4P'JSY  
Public Const TmpFile As String = "d:\30-0600.dat" |{K:.x#^  
'已有数据:30-0600.dat /30日早6点进车与6:30出车头 8(;i~f:bCW  
u\wd<<I']  
Public fStatus As Long, hFile As Long, bytesRW As Long, lptrFile As Long J#]y KgT  
Public hBCFile As Long  '记录采集参数的文件 OXB-.<  
Public Const TmpBMP As String = "d:\1.bmp" l:"*]m7o_  
Public hTmpFile As Long j ayoARUB  
 B" z5j  
:[39g;V}c  
'采集窗口参数常量 \#r_H9&s6  
Public Const FrameH As Long = 280& g1|c?#fwo  
Public Const FrameW As Long = 768& "U.=A7r  
Public Const pFrameSize As Long = FrameW * FrameH {;/o4[jlg  
MO/N*4U2  
'标志区范围,用于识别车辆 *ZGN!0/  
Public Const PilarC As Integer = 260   '识别标志立柱中线坐标X tK H!xit  
Public Const mkW As Integer = 28  '识别标志立柱宽度 7A6sSfPUy  
Public Const mkH As Integer = 80 ''识别标志立柱高度(上白中黑下白) y<b0z\  
Public Const mkY As Integer = 4 ''识别标志立柱Y坐标(40-79白, 80-119黑,120-159白) "!?bC#d#(  
Public Const mkX As Integer = PilarC - mkW / 2 '识别标志立柱X坐标 J5T#}!f  
'车缝检测位置常数 '1 $({{R  
Public Const sSize As Long = 32& aB)DX  
Public Const sPos As Long = 310& uSJP"Lw  
Public Const sPosL As Long = 200& xW4+)F5P(  
Public Const sPosR As Long = 500& -EaZ<d[|0  
'车缝检测框位置 >xKRU5  
Public Slice(1 To sSize, 1 To FrameH) As Byte dFFqs&cQ  
Public SliceL(1 To sSize, 1 To FrameH) As Byte Y c kbc6F  
Public SliceR(1 To sSize, 1 To FrameH) As Byte 0Kk*~gR?  
Public avSL As Integer, avSLR As Integer, avSLL As Integer ~=ktFuEa  
POXn6R!mM1  
h)vTu%J:  
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 HWBom 8u0  
'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 ~B@o?8D]  
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 8|GpfW3p 2  
Public PilarW As Long, PilarH As Long, PilarX As Long, PilarY As Long W V U9NmvE  
Public LeftBK(1 To 1024, 0 To 1) As Byte, RightBK(1 To 1024, 0 To 1) As Byte Qg!*=<b  
'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 nL!@#{z  
aO%FQ)BT  
]Dg0@Y  
}C1wfZ~ F~  
'一次连续采集的帧数 Qknc.Z}  
Public tFrames As Long M(uB ;Te  
CK</2w+  
'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 sD +G+  
'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。 nW_  
'所以要设置的缓存帧的大小是frameW*frameH*2,而一场的数据量为pFrameSize 9(WC#-,  
{SJ7Y fs  
Public pFRAME(1 To FrameW, 1 To FrameH) As Byte PEIr-qs%D  
Public pBuffer(1 To FrameW * FrameH * 2) As Byte 9Q/!%y%5  
Public pWorkSpace(1 To FrameW * FrameH) As Long BaAb4{  
Public Const pBufferSize As Long = FrameW * FrameH * 2 !e `=UZe1  
Public pGray(0 To 255) As Long '整幅图像的灰度直方图 1_C6KS  
\k_3IP?o=  
Public hBoard As Long   '采集卡标识 Kj 8 W  
Public mBufferAddr As Long  '缓存地址 Q%2 Lyt"(  
Public BufferSize As Long  '缓存大小(字节) 6DW |O<k^j  
Public iCurrentCard As Long ,?6m"ov4(  
Public CapStatus As Long G{~p.?f:  
Public iFrames As Long ""^BW Re D  
Public currentBr As Byte, currentContr As Byte NG UGN~p  
}8: -I Nj4  
Public hMEM As Long, mStatus As Long Dys"|,F  
Public Const hMemSize As Long = pFrameSize * 4 q?4uH;h:^G  
Public hMemWork As Long  % cdP*  
Public Const hMemWorkSize As Long = pFrameSize * 5 e~;)-Z  
:<8V2  
n0pe7/Ai  
qEr[fC@x  
'串口接收轨道衡数据 HPKyAcS\  
Public WeightFromCom As String , ~X;M"U  
Public bReceiveComplete As Boolean =_J<thp  
7F:;3c  
pw yl,A  
Public Type GrayBMPHeader ,z )NKt#  
  Tag As Integer |qDfFGYf  
  FileLength As Long    '文件大小 }{oBKm9_p  
  Reserve1 As Long #!,`EU  
  DataOffset As Long    '图像数据偏移量 L0  2~FT  
  BMPHeaderSize As Long  '文件头长 guXpHF=  
                        'length of the bitmap info header used to describe the bitmap colors, compression,… ZMg9Qt  
                        'the following sizes are possible: {Y%=/ba W  
                        '28h - windows 3.1x, 95, nt, … r.^X>?  
                        '0ch - os/2 1.x 0\nhg5]?  
                        'f0h - os/2 2.x KocXSh U  
l:yAgm`  
  ImageWidth As Long           '图像宽(像素数) .@-]A   
  ImageHeight As Long          '图像高(像素数) G5J ZB7C  
  PlaneNumber As Integer  '图像层数 bnu0*Zg>  
  bpp As Integer    'bits per pixels    '1 - monochrome bitmap [+,U0OV,  
                                        '4 - 16 color bitmap (1j$*?iGA  
                                        '8 - 256 color bitmap F)kLlsp  
                                        '16 - 16bit (high color) bitmap G3^]Wwu  
                                        '24 - 24bit (true color) bitmap SfSEA^@|  
                                        '32 - 32bit (true color) bitmap L6=RD<~C  
  Compression As Long '压缩方法     '0 - none (also identified by bi_rgb) 1/+r?F 3  
                                    '1 - rle 8-bit / pixel (also identified by bi_rle4) 1>x@1Mo+K  
                                    '2 - rle 4-bit / pixel (also identified by bi_rle8) Yj/nzTVJ[  
                                    '3 - bitfields (also identified by bi_bitfields) `f+g A  
  IMAGESIZE As Long  '图像数据字节数 72vGfT2HtZ  
  hResolution  As Long  '水平分辩率  像素数/米 Y'0?<_ fj  
  vResolution  As Long  '垂直分辩率 !BuJC$  
  ColorsinBMP As Long   '图中所用的颜色。对256色图像总为0x100 x>" JWD  
  ImportantColors As Long ,nRwwFd.  
  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 Bl\kU8O-  
End Type XPo'iI-  
QfWu~[  
k]9>V@C  
)}\@BtcjA]  
Public BMPHeader As GrayBMPHeader, BMP1 As GrayBMPHeader @M^Qh Hs  
Public sRECT As RECT W?J[K;<  
!>Y\&zA  
E (+wl  
Public conn As ADODB.Connection 7d8qs%nA  
Public rsTrain As ADODB.Recordset W<]Oo ]  
Public rsOperater As ADODB.Recordset 6FIoWG"x  
Public rsGoods As ADODB.Recordset jI<WzvhYG  
Public rsGood2 As ADODB.Recordset >1pH 91c'  
Public rsSender As ADODB.Recordset 8A u<\~p  
Public rsReceover As ADODB.Recordset oe|<xWu  
Public rsTrainTMP As ADODB.Recordset 6Ok=q:;  
g4SYG)'R+  
"d>g)rvOc  
'打开采集卡 Y6? mY!  
'设置参数 g] C3 lf-  
'设置为实时单帧采集到缓存方式 [HiTR!o*  
'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 /1#Q=T  
ixHZX<6zYT  
||ZufFO  
Sub Main() vP)~j1  
  Dim i As Integer, status As Long 9OT4j Am  
     *Q120R  
   InitBMPinfo x&oBO{LNK,  
   '生成BMP文件头---该文件头是固定将pFRAME数组写成BMP文件 ^_h7!=W  
    BMPHeader.Tag = &H4D42 )u/ ^aK53^  
    BMPHeader.ImageWidth = FrameW Zi@+T  
    BMPHeader.ImageHeight = FrameH R6Z}/m  
    BMPHeader.BMPHeaderSize = &H28 xj q7%R_,  
    BMPHeader.PlaneNumber = 1 L{%a4 Ip  
    BMPHeader.bpp = 8 ~2DV{dyj  
    BMPHeader.Compression = 0 ,W8Iabi^  
    BMPHeader.hResolution = &H1274   'Windows pBrush.exe的默认值,PhotoED.exe默值为0 Q <-%jBP  
    BMPHeader.vResolution = &H1274 y{I[}$k  
    BMPHeader.ColorsinBMP = 256 y&=19 A#  
    BMPHeader.ImportantColors = BMPHeader.ColorsinBMP _JIUds5  
    BMPHeader.DataOffset = Len(BMPHeader) 8Pr7aT:,  
    For i = 0 To 255 ^*ez j1  
      BMPHeader.Pallate(i) = RGB(i, i, i) l%U_iqL&  
    Next i [d~bZS|(T(  
    BMPHeader.IMAGESIZE = FrameH * FrameW (My$@l973  
    BMPHeader.FileLength = Len(BMPHeader) + BMPHeader.IMAGESIZE jP.b oj_u*  
yP9wYF^A\  
a:^ Gr%  
    MoveMemory BMP1, BMPHeader, Len(BMPHeader) S@zkoj@  
     f3>6:(  
    BMP1.ImageWidth = FrameW UQ?OD~7  
    BMP1.ImageHeight = FrameH * 2 z<vO#  
    BMP1.IMAGESIZE = BMP1.ImageWidth * BMP1.ImageHeight N?{1'=Om  
    BMP1.FileLength = Len(BMP1) + BMP1.IMAGESIZE 6 %k +0\d  
-hFyqIJW  
  '确定标志位置,为pilarX, pilarY确定初始值 4|41^B5Y  
   PilarW = mkW Cm<j*Cnl  
   PilarH = mkH  '此两项为固定值 : tqm2t  
   PilarX = GetSetting(App.EXEName, "Mark", "MarkX", mkX) .C;_4jE  
   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 {r2|fgi  
   Sc$8tLDLj  
   JrWBcp:Y  
  '连续采集记录文件 o"}&qA;  
  ' 建立一个缓冲区为页对齐方式的文件 FO>(QLlH  
  If Dir(TmpFile) <> "" Then pH l2!{z  
    hFile = CreateFile(TmpFile, GENERIC_READ Or GENERIC_WRITE, _ 4J 51i*`  
     0&, 0&, OPEN_ALWAYS, FILE_FLAG_NO_BUFFERING, 0&) KP d C9H  
    ' 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 po2[uJ  
    ' 而必须用setfilepointer函数调节与操作系统保留的文件指针。 ^C)TM@+  
  Else D62 NU  
    hFile = CreateFile(TmpFile, GENERIC_READ Or GENERIC_WRITE, _ l(w vQO  
     0&, 0&, CREATE_ALWAYS, FILE_FLAG_NO_BUFFERING, 0&) [gns8F#H\  
  End If >aC\_Mc  
  If hFile = 0 Then aGk%I  
    MsgBox TmpFile & ": File Open Error", vbOKOnly !a&SB*%^I3  
    Exit Sub tvH\iS#V  
  End If 8u5 'g1M  
  '采集参数记录文件 $EGRaps{j>  
hBCFile = FreeFile() ie~fQ!rf  
Open TmpFile + ".BC" For Binary Access Read Write As #hBCFile e=jT]i*cU  
   fDEu%fUYZ  
hMEM = VirtualAlloc(ByVal 0&, hMemSize, MEM_COMMIT, PAGE_READWRITE)  ’分配系统内容 [H:GKhPC`  
If hMEM = 0 Then BS,5W]ervE  
    fStatus = GetLastError /< 7C[^h{-  
    MsgBox "内存分配错误: 错误代码 - " & Str(fStatus) & vbCrLf _ hB}h-i(u  
     & "请向技术人员报告该错误代码。", vbOKOnly ssyd8LC#  
    CloseHandle hFile ;, v L  
    Exit Sub FJ(B]n[>  
End If u6Qf*_-K  
1H,tP|s  
hMemWork = VirtualAlloc(ByVal 0&, hMemWorkSize, MEM_COMMIT, PAGE_READWRITE) Li-(p"  
If hMemWork = 0 Then .i&ZT}v3  
    fStatus = GetLastError G!VF*yW8  
    MsgBox "内存分配错误: 错误代码 - " & Str(fStatus) & vbCrLf _ T'b/]&0Tio  
     & "请向技术人员报告该错误代码。", vbOKOnly 2 ssj(Qo  
     '释放已成功分配的内存 K7xWE,y  
    mStatus = VirtualFree(ByVal hMEM, hMemSize, MEM_DECOMMIT) 5+/b$mHZX  
    mStatus = VirtualFree(ByVal hMEM, 0&, MEM_RELEASE) [kuVQ$)  
     |*c\6 :  
    CloseHandle hFile o|;eMO-  
    Exit Sub /sT ^lf=  
End If ZecvjbnVY  
 e_~fJ  
' Test writing Q6!v3P/h  
'WriteFile hFile, ByVal hMEM, ByVal 4096&, bytesRW, ByVal 0& ^?7dOW  
      c(V=.+J  
   '初始化采集卡参数 1S(\2{Ylo  
   iCurrentCard = -1 ?9gTk \s?R  
   hBoard = okOpenBoard(iCurrentCard) <k\H`P  
   Debug.Print hBoard 9ze| s^  
   If hBoard = 0 Then uJam $V  
      ExitGrabber ?X#/1X%u:  
      End G>w?9:V}  
   End If pjHRV[`AP  
   okGetBufferSize hBoard, mBufferAddr, BufferSize bA< AG*  
   If mBufferAddr = 0 Then MYw8wwX0kJ  
     MsgBox "缓存不存在!" o%WjJ~!zL  
     ExitGrabber z'oiyXEE3  
   End If ta4JWllf  
   Debug.Print Hex(mBufferAddr), Hex(BufferSize) y B4H3Q )  
   W\qLZuQ  
   24jtJC,7  
   currentBr = 128: currentContr = 128 ./&zO{|0]  
   '设置视频输入参数 >'}=.3\  
   okSetVideoParam hBoard, VIDEO_SOURCECHAN, 1 'Video2 ^>X)"'0+  
      ' lParam=0,1.. Comp.Video; 0x100,101...to Y/C(S-Video), 0x200,0x201 to RGB Chan.Input 'uKkl(==%  
   okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 $# !UGY  
   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 w*u{;v#  
   okSetVideoParam hBoard, VIDEO_RGBFORMAT, FORM_GRAY8 '8位灰度模式 ZG@M%|>  
   okSetVideoParam hBoard, VIDEO_TVSTANDARD, 0 'PAL制式 {s8U7rmML  
   okSetVideoParam hBoard, VIDEO_SIGNALTYPE, &H10000 '逐行(低字)同步开槽(高字) pPyvR;NJ  
   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) puS&S *  
   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) 7{An@hNh  
   okSetVideoParam hBoard, VIDEO_FREQSEG, 0 ' 低频部分信号 3 IWLBc  
   =0PRAc  
   '设置采集参数 Yb%-tv:  
   okSetCaptureParam hBoard, CAPTURE_INTERVAL, 0  '逐帧  Vp] D  
   okSetCaptureParam hBoard, CAPTURE_CLIPMODE, 2 '裁剪方式 "o{)X@YN]  
   okSetCaptureParam hBoard, CAPTURE_BUFRGBFORMAT, FORM_GRAY8  '8位灰度 ]KXMGH_  
   okSetCaptureParam hBoard, CAPTURE_HARDMIRROR, 0 '不作镜像变换 ^K.u ~p   
   okSetCaptureParam hBoard, CAPTURE_FRMRGBFORMAT, FORM_GRAY8 '帧存格式 "\/^/vn?  
   okSetCaptureParam hBoard, CAPTURE_SAMPLEFIELD, 0 ' 逐场采集 "<w2v'6S  
   okSetCaptureParam hBoard, CAPTURE_HORZPIXELS, 944  '水平像素数 PAL制式固定值 6vgBqn[  
   okSetCaptureParam hBoard, CAPTURE_VERTLINES, 625 '垂直线数 QOV}5 0  
   okSetCaptureParam hBoard, CAPTURE_SEQCAPWAIT, 0 '不等结束立即返回 ^6a S]t  
   'okSetCaptureParam hBoard, CAPTURE_BUFBLOCKSIZE, FrameW + FrameH * 2 * &H10000 '{0[&i *  
   'Buffer Block Size不用设置,而用okSetTargetRect函数进行动态调节 5Z9~ &U  
   pFJQ7Jlx  
   a%T -Z.rd  
   okCloseBoard hBoard K/2.1o;9  
   Sleep 50 6mu<&m @  
   hBoard = okOpenBoard(iCurrentCard)   '关闭后重新打开使新的设置值生效 /$9BPjO{  
   UIf ZPf=  
   '设置数据传送方式 sCF40AoY&  
   'okSetConvertParam hBoard, CONVERT_FIELDEXTEND, FIELD_COPYEXTEND '逐行并扩展行 Z6^QB@moj  
   '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。 ) Ab6!"'  
    gmRT1T  
   sRECT.Right = -1   '用于获得当前设置值 cZgMA8 F  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) sp=OT-Pfp  
   Debug.Print sRECT.Left, sRECT.Right, sRECT.Top, sRECT.Bottom zRV!(Y  
   Debug.Print okSetCaptureParam(hBoard, CAPTURE_BUFBLOCKSIZE, -1)  'FrameW + FrameH * &H10000 AUxM)H  
   sRECT.Left = 0 Y8%0;!T  
   sRECT.Top = 0 ]dHB}  
   sRECT.Right = sRECT.Left + FrameW i>Fvmw  
   sRECT.Bottom = sRECT.Top + FrameH * 2 UK6xkra?#  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) a;"Uz|rz  
   ^}o7*   
   sRECT.Right = -1   '检查新设置值 Oz&+{ c  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) ZMoJ#p(  
   Debug.Print sRECT.Left, sRECT.Right, sRECT.Top, sRECT.Bottom ^KkRF" :  
   Debug.Print Hex(okSetCaptureParam(hBoard, CAPTURE_BUFBLOCKSIZE, -1)) #`La|a.-  
   yOWOU`y?  
   If TESTSignal = False Then 7}?k^x,1  
      'ExitGrabber Zn@W7c,_I  
   End If Pknc[h},  
   4O`6h)!NQ  
   OQ(D5GR:4  
   bR`rT4.F  
   '设为实时采集状态 WGh. ;-  
   'iFrames = okCaptureActive(hBoard, BUFFER, 0&) T0`"kjE  
   iz Ph1YA  
   )d +hZ'  
   '单帧采集 }3f BY@  
   'okWaitSignalEvent hBoard, EVENT_FRAMEHEADER, -1 pd4cg?K  
   'iFrames = okCaptureSingle(hBoard, BUFFER, 0&) g5[D&  
   okCaptureTo hBoard, BUFFER, 0, 1 'single &:c:9w  
   'Do While okGetCaptureStatus(hBoard, False) <> 0 6P~aW  
   '   Sleep 20 T~%H%O(F  
   'Loop 4L5o\'X  
   okGetCaptureStatus hBoard, True /Fv/oY  
   MoveMemory pFRAME(1, 1), ByVal mBufferAddr, pFrameSize $T?*0"Mj[  
   '写入768*576测试图象 Z&FkLww  
   ArrayToBMP TmpBMP q]6_ rY.  
   O GJ=VQA  
   '打开数据库 X*sr  
   Set conn = New ADODB.Connection [dj5 $l|  
   conn.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;" & _ iW|s|1mh3  
      "Persist Security Info=False;Data Source=" & "c:\train\train.mdb" & _ 4l&"]9D  
      "; Mode=Read|Write" PMgQxM*h  
   conn.Open K8  b+   
   =n-z;/NL  
   frmRecord.Picture1.Picture = LoadPicture(TmpBMP) {J~(#i k   
   frmRecord.Visible = True Q !9HA[Ly  
   frmQuery.Visible = True g4:VR:o  
   Load frmReceiveFromComm JF M"ii{8  
   A3AP51 !  
   '调试参数 a`H\-G  
   If InStr(UCase(Command()), "/CAPTURE") > 0 Then N%9h~G  
     SignalBox.Visible = True )Fqy%uR8  
   End If hCzjC|EO~  
   If InStr(UCase(Command()), "/COMM") > 0 Then u12zRdn  
     frmReceiveFromComm.Visible = True W.A1m4l58R  
   End If )n7|?@5U  
y(bsCsV&  
End Sub J3B6X8P'  
YC]PN5[1!  
Sub ExitGrabber() mEoA#U  
  '关闭数据库 5x8'K7/4.  
  '关闭采集卡 VpkD'<G  
  mStatus = VirtualFree(ByVal hMEM, hMemSize, MEM_DECOMMIT) RT% x&j  
  mStatus = VirtualFree(ByVal hMEM, 0&, MEM_RELEASE) Y4mC_4EU  
  mStatus = VirtualFree(ByVal hMemWork, hMemWorkSize, MEM_DECOMMIT) J&M1t#UN  
  mStatus = VirtualFree(ByVal hMemWork, 0&, MEM_RELEASE) aje^Z=]  
  okStopCapture hBoard fO].e"}  
  okCloseBoard hBoard 6*ZU}xT  
  CloseHandle hFile T8n-u b<  
  Close #hBCFile [6D>f?z  
  conn.Close 1~%o}+#-  
  End J &!B|TS  
End Sub GR,J0LT   
u8Y~_)\MA  
Function ArrayToBMP(ByVal File As String) fNkuX-om  
Dim BytesWrite As Long u]HS(B,ht  
Kb}MF9?:e  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, 0&, 0&, _ tbq|,"  
  CREATE_ALWAYS, 0&, 0&) Zta$R,[9h  
6Wj@r!u  
If hTmpFile = 0 Then  Lf >YdD  
   ArrayToBMP = False 9Z&?R++?  
   Exit Function x6LjcRS|  
End If YgCc|W3{  
Kw )K A^KF  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN Hu[]h]  
WriteFile hTmpFile, BMPHeader, 2&, BytesWrite, ByVal 0& o2DtCU-A  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN *^'wFbaBO  
WriteFile hTmpFile, BMPHeader.FileLength, Len(BMPHeader) - 2, BytesWrite, ByVal 0& RfKc{V  
$#5klA  
SetFilePointer hTmpFile, Len(BMPHeader), 0&, FILE_BEGIN !#q{Z>H`  
WriteFile hTmpFile, pFRAME(1, 1), pFrameSize, BytesWrite, ByVal 0& %drJ p6n%  
$[,l-[-+  
If BytesWrite < pFrameSize Then FbveI4  
  ArrayToBMP = False }w G,BB%N  
End If W1v CN31  
mc?';dEG  
CloseHandle hTmpFile a`#S|'oatC  
mA& =q_g S  
End Function (]2<?x*  
1h2H1gy5I3  
Function ArrayToBMP1(ByVal File As String) Cz_AJ-WR  
n ]w7Zj  
Dim BytesWrite As Long *|mz_cKu  
2s 7mI'  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, FILE_SHARE_READ Or FILE_SHARE_WRITE, 0&, _ Q6=MS>JW]w  
  CREATE_ALWAYS, 0&, 0&) 9Uk(0A  
7Yuk  
If hTmpFile = 0 Then `h?LVD'l  
   ArrayToBMP1 = False [4p=X= B  
   Exit Function 5O&d3;p'  
End If L?!$EPr  
C` pp  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN _R)&k%i}  
WriteFile hTmpFile, BMP1, 2&, BytesWrite, ByVal 0& &.zj5*J  
h1# S+k  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN _z q)0\  
WriteFile hTmpFile, BMP1.FileLength, Len(BMP1) - 2, BytesWrite, ByVal 0& Gz ?2b#7v  
Y)|~:& tZ  
SetFilePointer hTmpFile, Len(BMP1), 0&, FILE_BEGIN RU6KIg{H  
WriteFile hTmpFile, pBuffer(1), pBufferSize, BytesWrite, ByVal 0& @%c81rv?  
[g#s&bF  
If BytesWrite < pBufferSize Then !2z!8kI  
  ArrayToBMP1 = False  l^P#kQA  
End If lX"bN=E?!  
/|?F)%v\  
CloseHandle hTmpFile )R~aA#<>  
G]4OFz+  
End Function I~)cYl:|G  
0Q'v HZ"  
'使用该过程建立的文件要求在用后关闭 \^LWCp,C"  
Public Function ArrayToBMP2(File As String) As Boolean 5:UyUB  
]u+MTW;  
Dim BytesWrite As Long u)v$JpNE  
W<v_2iVu  
ArrayToBMP2 = True y0<U u  
[B,'=,Hbs  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, FILE_SHARE_READ Or FILE_SHARE_WRITE, 0&, _ `)$`-Pw*  
  CREATE_ALWAYS, FILE_ATTRIBUTE_TEMPORARY, 0&) tRteyNA  
<s_=-" il  
If hTmpFile = 0 Then SE T-8f  
   ArrayToBMP2 = False .)7:=  
   Exit Function BEWro|]cM  
End If ,;%y f?  
j&WL*XP&5  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN QQFf5^  
WriteFile hTmpFile, BMPHeader, 2, BytesWrite, ByVal 0& 3[r";Wt#  
JkU1daTe  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN ACb/ITu  
WriteFile hTmpFile, BMPHeader.FileLength, Len(BMPHeader) - 2, BytesWrite, ByVal 0& vI Vr@1S  
FI8k;4|V  
SetFilePointer hTmpFile, Len(BMPHeader), 0&, FILE_BEGIN bj}=8k0  
WriteFile hTmpFile, pFRAME(1, 1), pFrameSize, BytesWrite, ByVal 0& hT'=V N  
<c+K3P'3?  
If BytesWrite < pFrameSize Then ,^ 7 CP  
  ArrayToBMP2 = False P/MM UmO  
End If [SkKz>rC  
< W*xshn  
CloseHandle hTmpFile sK&,):"]R  
0 " y%9  
End Function yyP'Z~0  
kh3<V' k]  
Private Function TESTSignal() As Boolean 1* ^'\W.  
Dim extsign As Long, videotype As Long, scanlines As Long, fieldfrq As Long W5.Va.  
"b]#MO}P  
extsign = okGetSignalParam(hBoard, SIGNAL_VIDEOEXIST) `B:"6nW6  
! RPb|1Y}+  
If extsign = 1 Then o2aM#Q  
   TESTSignal = True fywvJ$HD]L  
Else n_P3\Y|  
    If extsign = 0 Then `XW*kxpm  
        MsgBox "无视频输入信号,检查摄像机电源!", vbOKOnly *_1[[~Aw  
        TESTSignal = False DI,K(_@G  
        Exit Function R"3 M[^  
    End If  F~6#LT  
End If o>F*Itr{  
;wR 'z$8  
'测试视频输入类型 \5TxE  
'video type Z19m@vMsIP  
okWaitSignalEvent hBoard, EVENT_ODDFIELD, 40 WDkuB  
videotype = okGetSignalParam(hBoard, SIGNAL_VIDEOTYPE) e3 v5,.  
If videotype = 1 Then *P!s{i  
        '"隔行信号(Interlaced)" .'1SZe7O  
Else  W8]V  
   If videotype = 0 Then |CIC$2u  
       '"逐行信号(Non-interlaced)" , ECLqs%  
   Else s]H^wrg&  
     If videotype = -1 Then blahi]{Y9  
       ' "不支持" (e9fm|n!)|  
     End If G 4qy*.  
   End If Y%Ieg.o  
End If f8' MP9Lv  
\G>ZkgU  
'测试垂直扫描线数 v$Uhm</|19  
'video scanlines }"_j0ax  
scanlines = -1 ,PECYwegkt  
scanlines = okGetSignalParam(hBoard, SIGNAL_SCANLINES) *V1J4 u  
    If scanlines = -1 Then DI1(`y  
        ' "不支持" Qf xH9_  
    Else x6;j<m5Mjx  
        'Trim(Str(ScanLines)) + " 行数/幅" }H RK?.Vj:  
    End If W%o|0j\1GU  
O> c$sL0g  
'测试帧频 Tfx :"u  
'video field frequency 0y~<%`~  
    fieldfrq = okGetSignalParam(hBoard, SIGNAL_FIELDFREQ) R?pRxY  
    If fieldfrq = -1 Then \4{2 eU  
        'lblSignal(8) = "不支持" 4Po)xo  
    Else `#Kx|x6  
        'lblSignal(8) = Trim(Str(FieldFRQ)) + " 场数/秒" ;:mu}  
    End If tHh HrMxO  
End Function \?Mf_  
# ??%B  
T5|c$doQ  
Sub PicIdentify() c*;7yh&%  
'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 uP @\#/4u  
'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 8;8c"'Mn  
'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 lw[e *q{s.  
'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 e;VIL 2|  
X}cZxlqc  
  Dim fPTR As Long, cFrame As Long Wto ;bd  
  Dim i As Long, j As Integer, pTotal As Long, pAV As Integer s+Q;pRZW{  
     Qx)Jtb0`V  
+}@ 8p[` )  
cFrame = 0 1ibnx2^YB  
!%PWig-  
.A6lj).:  
Do While cFrame < tFrames {v` 2sB  
   <G ~>~L.E  
  fStatus = SetFilePointer(hFile, cFrame * pFrameSize, 0&, FILE_BEGIN) c|AtBgvf  
  fStatus = ReadFile(hFile, ByVal hMEM, ByVal pFrameSize, bytesRW, ByVal 0&) >MG(qi  
  MoveMemory pFRAME(1, 1), ByVal hMEM, pFrameSize a{'Z5ail  
   TWd;EnNM  
  frmRecord.RText.Text = Str(cFrame) A}5fCx.{  
  frmRecord.RText.Refresh v,OpTu:1  
       XiQkrZ  
  If CheckMark = True Then iiG f'@/  
   ArrayToBMP TmpBMP --fFpM3EvS  
   frmRecord.Picture1.Picture = LoadPicture(TmpBMP) {6G?[ `&ca  
   frmRecord.RText.Text = "第" & Str(cFrame) & "帧" 1A<,TFg  
   &|Np0R  
   DrawSlice 2p!"p`b~  
   aWy]9F&C:  
   'i = MsgBox("检测到立柱:第" & Str(cFrame) & "帧", vbYesNo) Pc_VY>Ty  
   'If i = vbNo Then @;:>GA  
   '  Exit Do ` ;)ZGY\  
   'End If 'dJ/RJ~  
   'cFrame = cFrame + 1 uD9|.P}  
   {gsdG-  
  End If &:5\"b  
  DoEvents 55Gtp\L  
  cFrame = cFrame + 1 P"3*lk+w  
Loop k?6z_vu  
End Sub 7&B$HZ  
Zy0aJN>  
j1-,Sqi  
Function CheckMark(Optional iBlk As Integer = 30, Optional iWhite As Integer = 230) As Boolean bAwl:l\`  
ZA(T  
'如标志区模式反差存在则为TRUE,否则返回FALSE =f1B,%7G+5  
?_g1*@pA  
Dim i As Integer, j As Integer, mTotal As Long, mAV As Single, mTop As Long, mBot As Long ymN!-x8q>'  
CheckMark = True T vtm`Yk\  
   jrMe G.e=D  
'复制标志区 ycAKK?O*  
For i = 1 To mkH Bs ;|D  
   MoveMemory MKpilar((i - 1) * PilarW + 1), pFRAME(PilarX, PilarY + i), PilarW WYrI|^[>  
Next i )92r{%N  
Dyg?F )6  
For j = 1 To PilarW * PilarH / 2 lfN~A"X  
   mTop = mTop + MKpilar(j) 8K"+,s(%R  
Next j v jT( Q  
.S?pG_n]f  
For j = PilarW * PilarH / 2 + 1 To PilarW * PilarH ][;G=oCT  
   mBot = mBot + MKpilar(j) Sr_VL:Gg  
Next j |=dC )Azs  
# 1.YKo  
mTop = mTop / PilarW / PilarH * 2 IMGP'g  
mBot = mBot / PilarW / PilarH * 2 Anm=*;*M`  
XfYC7-e9c  
mAV = (mTop + mBot) / 2 + (mBot - mTop) / 4 '标志区平均亮度 ` ln1$  
ihCIh6  
'平均值极值化 ArK]0$T   
  For j = 1 To PilarH * PilarW ]J7Qgp)i  
    MKpilar(j) = IIf(MKpilar(j) > mAV, 255, 0) TsQU6NNE  
  Next j )C%N]9FvY  
   $s5a G)?7  
mTop = 0: mBot = 0 iK()&TNz  
For j = 1 To PilarH * PilarW / 2 i38[hQR9a  
  mTop = mTop + MKpilar(j) :dI\z]Y(  
Next j *|#T8t,}n  
q,>?QBct*  
For j = PilarH * PilarW / 2 + 1 To PilarH * PilarW %^]?5a!  
  mBot = mBot + MKpilar(j) GV.A+u  
Next j ZD>a>]  
++-{]wB3=.  
s{bdl[7  
  mTop = mTop / PilarH / PilarW * 3 q MYe{{r  
  mBot = mBot / PilarH / PilarW * 3 %A/_5;PZ/  
   od' /%  
x_#-tB  
If mBot > iWhite And mTop < iBlk Then sTRJ:fR  
  CheckMark = True [ ho (z30k  
Else I5m][~6.?  
  CheckMark = False _-TA{21)  
End If g'$tj&Vk:  
End Function XT>.`, sv  
%?Y[Bk3p  
Sub Capture1Frame() g\SrO {*  
   okCaptureTo hBoard, BUFFER, 0, 1 'single ~lAKJs#{  
   okGetCaptureStatus hBoard, True Z{6kWA3Kk  
   MoveMemory pFRAME(1, 1), ByVal mBufferAddr, pFrameSize 5ETip'<KT6  
End Sub a2 +~;{?g  
gJ$K\[+  
4qi[r)G  
Sub CopyMark(iBlk As Integer, iWhite As Integer) _+l1 b"^s1  
'复制标志区并返回标志区暗区与亮区的亮度平均值 Dnf *7)X  
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 lj=l4 &.i  
   eLD|A=X?  
'复制标志区 = u[#2!  
For i = 1 To mkH eYX5(`c[  
   MoveMemory MKpilar((i - 1) * PilarW + 1), pFRAME(PilarX, PilarY + i), PilarW q.YfC  
Next i *f%>YxF  
bi4f]^hQz  
For j = 1 To mkW * mkH / 2 *J|(jdu7  
   mTotal = mTotal + MKpilar(j) <[:o !$  
Next j ``VW;l{  
IuF_M<d,  
iBlk = mTotal / (mkW * mkH / 2)  '标志区上部白区平均亮度 "es?=  
\!]hU%Un  
mTotal = 0 cTTW06^  
For j = mkW * mkH / 2 + 1 To mkW * mkH 7nq3S  
   mTotal = mTotal + MKpilar(j) a|7a_s4(  
Next j LUX*P7*B  
ikD 1N  
iWhite = mTotal / (mkW * mkH / 2) '标志区下部黑区平均亮度 y !$alE  
yifY%!@Xu  
'背景亮度 ~@ jY[_  
  MoveMemory BsLine(1), pFRAME(1, 1), 4 * FrameW '(Gi F  
  For i = 1 To 4 * FrameW KJ2Pb"s  
    bsTotal = bsTotal + BsLine(i) $Xm6N@  
  Next i X1{[}!  
  bsAV = bsTotal / FrameW / 4 ]i<[d ,  
bg,9@ }"F  
End Sub %V9ZyQg%*  
5q9s,r_  
|*/[`|*G  
Sub AdjIMGbright(Optional bInit As Boolean = True) 7Z ;?b0W  
C)'q QvA  
  '自动调节亮度与对比度,此时处于无车辆状态(白天特别高,而夜间特别暗) Vwk#qgnX  
  '图像平均亮度白天不高于200(当车辆通过时可能会下降到100左右),不低于100 YKmsQ(q`N  
  '            夜间不高于80(过高时通常是由于雪花噪声引起),但立柱不低于30 =Z=o#46JY  
     u9+kLepOT  
  Dim bsTotal As Long, i As Integer, iBlack As Integer, iBright As Integer XW{>-PBg:  
   8lF\v/vN  
  '按标准亮度与对比度采集一帧,确定背景亮度 yXI >I  
  currentContr = 128   '初始对比度 66x?A0P  
  currentBr = 128   '初始亮度 lKWPTCU  
  okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 mm[2wfTE  
  okSetVideoParam hBoard, VIDEO_CONTRAST, currentContr '对比度 HB+|WW t>  
  DoEvents G;NF5`*4mc  
  Capture1Frame 'H5M|c$s  
  '获得图像上缘4行象素 P O :"B6  
  MoveMemory BsLine(1), pFRAME(1, 1), 4 * FrameW gKLyL]kAGz  
  CopyMark iBlack, iBright   '图像标志区亮度 (;Y8pKl1e  
  For i = 1 To 4 * FrameW k3?rp`V1  
    bsTotal = bsTotal + BsLine(i) ;W>Cqg=  
  Next i L(T12s  
  bsAV = bsTotal / FrameW / 4    '图像上缘基线亮度 [r+ZE7$2b"  
   "tjLc6Xl^  
  Select Case bsAV bV8g|l-4(  
     Case 0 To 60    '夜间通过灯光照明,完全没有背景 goat<\a  
       currentBr = 150 D:^$4}h f  
       currentContr = 60 jHN +5=l  
     Case 61 To 80   '有可见背景 E%oY7.~-  
       currentBr = 140 )^||\G  
       currentContr = 70 g_5QA)4x  
     Case 81 To 100  '有清晰背景 3pf[M{dG  
       currentBr = 128 <f CKUc  
       currentContr = 80 fXI:Y8T  
     Case 100 To 150  '有明亮背景 J^R=dT!  
       currentBr = 140                '5:30-6:00钟实测数据 p G1WXbqW  
       currentContr = 50 oi}i\: hI  
     Case 151 To 180 _Z5Mw+=19  
       currentBr = 130 lif&@o f  
       currentContr = 60 7dsefNPb  
     Case 181 To 220  '背景全为白色 QrO\jAZ{Ag  
       currentBr = 110 \^I>Q _LU  
       currentContr = 130 3(TsgP >`  
     Case 221 To 255  '背景全为白色 X\EVTd)@  
       currentBr = 100 RrU BpqA  
       currentContr = 100 Y!iZW  
  End Select qTZFPfyU  
   rc&%m  
  Select Case (iBlack + iBright) / 2   '图像反射光强度修正 !Z VU,b>  
        Case 100 To 150 su*Pk|6%  
          currentBr = currentBr - 10 xGTP;NT_H  
        Case 151 To 255 `qJw|u>YpJ  
          currentBr = currentBr - 20 kmzH'wktt  
  End Select niB `2 J  
   V%$/#sza  
  okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 v8AS=sY4r  
  okSetVideoParam hBoard, VIDEO_CONTRAST, currentContr '对比度 !*- >;:9B  
End Sub f& v9Q97=  
bR@p<;G|  
Sub CopyCorner(rowID As Integer, diffL As Integer, diffR As Integer) "-@[R  
    Dim i As Integer, j As Integer, L1 As Long, L2 As Long, R1 As Long, R2 As Long  :Gm/  
     Z{&cuo.@<]  
    For i = 1 To 8 `u>4\sv  
      MoveMemory LeftBK((i - 1) * 128 + 1, rowID), pFRAME(1, i), 128& R.=}@oPb  
      MoveMemory RightBK((i - 1) * 128 + 1, rowID), pFRAME(640, i), 128& X7k.zlH7T  
    Next i c'/l,k  
     l Va &"   
    For j = 1 To 1024  N?Lb  
      L1 = L1 + LeftBK(j, 0) U9b?i$  
      L2 = L2 + LeftBK(j, 1) )95f*wte  
      R1 = R1 + RightBK(j, 0) jZ NOt  
      R2 = R2 + RightBK(j, 1) WA dCF-S  
    Next j W9NX=gE4  
    diffL = Abs(L1 - L2) / 1024 PkI:*\R  
    diffR = Abs(R1 - R2) / 1024 q6YXM  
End Sub dy_:- 2S  
cGjPxG;  
Function CheckSlice() As Boolean MSf;ZB  
  CopySlice avSL, avSLR, avSLL Ft}@ 1w5  
  If Abs(avSL - avSLL) > (Abs(avSLL - avSLR) + 5) * 4 Then n; {76Q  
    CheckSlice = True k)EX(T\  
  Else >EY3/Go>  
    CheckSlice = False 6@DF  
  End If TB0 5?F  
End Function .\>v0Du  
J:V?EE,\-  
Sub CopySlice(avSL As Integer, avSLR As Integer, avSLL As Integer) mI74x3 [  
  Dim i As Long, j As Long, total As Long, totalL As Long, totalR As Long cnTaJ/o  
  For i = 1 To FrameH )"Ztlhs`#  
    MoveMemory Slice(1, i), pFRAME(sPos, i), sSize pz"0J_xDM  
    MoveMemory SliceL(1, i), pFRAME(sPosL, i), sSize D3|I:Xm  
    MoveMemory SliceR(1, i), pFRAME(sPosR, i), sSize x.S3Zi}=  
  Next i p/+a=Yo  
  For i = 1 To FrameH ~69&6C1Ch  
    For j = 1 To sSize P.gb 1$7<  
       total = total + Slice(j, i) ]U"94S U:)  
       totalL = totalL + SliceL(j, i) 98^V4maR:  
       totalR = totalR + SliceR(j, i) lg^Z*&(  
    Next j 13taFV dU  
  Next i !47n[Zs  
  avSL = total / FrameH / sSize 9a8cRt6knO  
  avSLR = totalR / FrameH / sSize 1GzAG;UUo6  
  avSLL = totalL / FrameH / sSize ]+X@ 7  
End Sub k:7(D_  
6Ybg^0m  
Sub DrawSlice() -GxaV #{  
   frmRecord.Picture1.Line (sPosL, 0)-(sPosL + sSize, FrameH), RGB(255, 0, 0), B Gz .|]:1  
   frmRecord.Picture1.Line (sPos, 0)-(sPos + sSize, FrameH), RGB(0, 255, 0), B x7O-Y~[2  
   frmRecord.Picture1.Line (sPosR, 0)-(sPosR + sSize, FrameH), RGB(0, 0, 255), B Hh+  2mkg  
   frmRecord.RText.Text = Str(avSLL) & "/" & Str(avSL) & "/" & Str(avSLR) UX7t`l2R  
End Sub |\pbir  
Sub DrawMark(pic As Control) '- zD  
   Dim i As Long, j As Long 5oAK8I  
   pic.Line (PilarX, FrameH - PilarY)-(PilarX + PilarW, FrameH - PilarY - PilarH / 2), RGB(255, 0, 0), B !qG7V:6  
   pic.Line (PilarX, FrameH - PilarY - PilarH / 2 - 1)-(PilarX + PilarW, FrameH - PilarY - PilarH), RGB(0, 0, 255), B p5G?N(l  
   For i = 1 To PilarH om1e Qp0N  
     For j = 1 To PilarW 1I:+MBGin  
       pic.PSet (PilarX + PilarW + 10 + j, FrameH - PilarY - i), RGB(MKpilar((i - 1) * PilarW + j), 0, 0) .V,@k7U,V  
     Next j ti \wg  
   Next i ](hE^\ SC  
End Sub p, #o<W  
d3xmtG {i  
Function avIMG() As Integer R17?eucZ  
  Dim i As Long, j As Long, totalIMG As Long J{Q|mD=  
  MoveMemory pBuffer(1), pFRAME(1, 1), pFrameSize ;+"+3  
  For i = 1 To pFrameSize 0Vx.nUQ  
    totalIMG = totalIMG + pBuffer(i) eio 4k-  
  Next i F w?[lS  
  avIMG = totalIMG / pFrameSize ]q4rlT.i  
End Function e%b6(%  
Ofs <EQ  
Function avRegion(barCol As Integer, barWidth As Integer) As Integer @;"|@!l|  
  Dim i As Long, j As Long, totalIMG As Long wb0L.'jyR)  
  For i = 1 To FrameH 9 AJ(&qY(  
     MoveMemory pBuffer((i - 1) * barWidth + 1), pFRAME(barCol, i), barWidth 9H]{g*kL  
  Next i { ;2PL^i  
  For i = 1 To FrameH * barWidth A}l3cP; `#  
    totalIMG = totalIMG + pBuffer(i) _bNzXF  
  Next i *WuID2cOI  
  avRegion = totalIMG / pFrameSize ueUuJxq)  
End Function 2Wdyxj Q  
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93楼  发表于: 2015-09-06   

一共这么多文件。 "~|6tQLc  
gi1^3R[  
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 ;U+3w~  
第6车皮 12b(A+M   

G[uK-U  
nAsh:6${  
第9车皮 4V)kx[j  
 iu=7O  
  
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。
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96楼  发表于: 2015-09-06   

)-I { ^(  
[Kg+^N% +  
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
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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。 r= `Jn6@  
oGnSPI5KGC  
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 ? $Vg>I>i  
G" qv z{*  
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99楼  发表于: 2021-07-18   
继续填个坑: g*AWE,%=|  
)hsgC'H{~]  
用VBA控制WORD自己修订学生毕业文的格式。 @Md/Q~>  
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