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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  : Y}v3J(l  
Hj|&P/jY]*  
老五,I 服了U。 <K`E*IaW  
* dw.Ug  
哪一天等俺退休了,也写一个The Non-Progamming career of an ex-programmer。哈哈哈。。。。。 a!E22k?((z  
l"%80"zO  
4$[o;t>  
新港妹妹,虽然你还没有退休,但是孩子读了大学你应该有些时间了嘛!就开帖写吧!我们很想看啊! 也特别想看看你的non-programming career中的恋爱史啊! UUlz3"`  
杺栫杣杊椌柮栬,䒴蓉艿芖。
伍胥之 离线
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81楼  发表于: 2015-09-05   
引用
引用第3楼阿散于03-19-2010 22:49发表的  : P .m@|w&.K  
Is that what you wanted to express yourself to us with the whole blank message but the very big title? lQHF=Jex  
T5."3i  
:86:U 0^  
阿散这个家伙,已经被我全局禁言了,但是在他不犯错的时候,也还是个很好玩的同学。
杺栫杣杊椌柮栬,䒴蓉艿芖。
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82楼  发表于: 2015-09-05   
引用
引用第6楼沧桑于06-13-2010 14:39发表的  : ^w\22 Q  
老伍在写交代材料啊,而且写在一个ZT的贴下,哈哈。 #f2k*8"eAF  
#`*uX6C  
[~ s+,OO9)  
这不是怕您见笑嘛!现在露馅了,只得继续招供了。 OL>>/T  
{,Q )D$i  
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  : 1'E=R0`pA  
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。 gu(:'5cX  
qPq]%G*{  
j#5a&Z  
其实标题没有什么,卡总既然改了就不必再改回了。 @.eN+o9|  
V/ G1C^'/  
主要是当初写的时候真是顶着锅盖写的。 c,~uurVi  
&)1.z7T  
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。
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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  : 1h$?,  
哦, 打倒忽悠大家的家伙.      )5}<@Ql  
l_h:S`z.  
>rd#,r  
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  : PgkU~68`  
每个人的故事对其他人都是故事, &hYgu3O  
自己的故事也是其中之一. xp^RAVXq`  
跳出来看, T9nb ~ P[  
不过是众人中的一个人的故事. hF2e--  
25SWIpgG  
所以,接着听故事. S{=5n R9j  
IoDT  
女人们有兴趣的就等老伍开个新帖或者跟贴, c{M ,K  
听他痛说恋爱革命历史.... `_\KN_-%Vu  
}+@9[Q L  
杂家接着听他自学程序员历史, bU=Utniq  
高级程序员考了吗? [HILK `@@  
o"VKAP  
enQ*uMKd^  
这个恋爱革命史还是等你痛改前非换个新ID来讲吧! n~^SwOt~;5  
J,Sa7jv[  
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。 &A0OYV3i.  
QG5WsuT  
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。 %qc_kQ5%  
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  : :j&enP5R(q  
引用第19楼伍胥之于06-14-2010 12:33发表的  : q`<vY'&1  
^k6_j\5j  
~q`!928Gu  
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。 v) n-  
H*W>v[>  
我连一级也没有考过。 `5Y*) q  
.
'09|Y#F  
Ta?J;&<u]/  
引用
/QXUD.( 8  
矬子里拔将军... dFz"wvu` o  
你们那里的俗语是吧? a4*v'Xc5  
<h#*wy:o2  
我们这里说"矮子里拔长脚"..应该是同一个意思... '<Zm>L&  
V*?cMJ_G  
有趣....各地有表达意思一样却方式不同的俗语.... noWF0+ %  
}* :3]  
)9eI o&Nl  
你的文章写的有脸皮,没屁眼的, F-m%d@P&X  
让看客大为不满... EFX2>&mWo8  
C~En0G1  
你等着,,估计你以后接到的午夜凶铃就多了... YmV/[{  
0*{(R#  
aXe&c^AR  
我到现在也没有接到你的午夜凶铃呢! \J^#2{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  : qTuR[(  
伍SIR,再次抱拳佩服 Mq> 4!  
F.vRs|fk  
f{9+,z   
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 : +5y^c |L0  
佩服,玩也玩得这么专业! ";/] rwHa)  
ZF7@b/-me  
B!'K20"gF  
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  : Cmx<>7fN  
nlv,j&  
介个真的看不懂。 vP{i+s18B  
你说你老啦,喜欢怀旧了,才想起来填坑。 o)I)I/v  
提醒我也想想,是不是也老啦,是不是也有坑没填呢。 2IYzc3Z{9  
tw4,gW  
)G48,. "  
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 G 2`YZ\  
BOOL WriteDisk( HANDLE hpartition, DWORD dwSector, DWORD dwLength, char* lpBuffer){ C^q|(G)  
DWORD dwCB; a?gF;AYk  
LARGE_INTEGER  offset; O>)eir7  
offset.QuadPart  =  UInt32x32To64(dwSector ,  512); e;6:U85LS  
SetFilePointer(hpartition,  offset.LowPart,  &offset.HighPart,  FILE_BEGIN); uyX % &r  
if(!WriteFile(hpartition, lpBuffer, dwLength * 512, &dwCB, NULL)){ bd /A0i?C  
DWORD error = GetLastError(); AE~zm tW  
MessageBox(NULL,"写入文件失败!",NULL,IDOK); aR2N,<Cp5  
return FALSE; i[z 2'tx4  
} CaYb}.:AX  
return TRUE; SkDr4kds  
} t|@5 ,J  
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 /Am9w$_T[  
'这不是我写的,它更强悍了。因为可以直接读写物理扇区(CHS),而不是逻辑扇区。 4 QQt 0u0  
*k(FbZ  
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 fTEZ@#p  
Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long 7nPg2K&  
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 Lv+{@)  
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 sm18u-  
Private Declare Function SetFilePointer Lib "kernel32" (ByVal hFile As Long, ByVal lDistanceToMove As Long, lpDistanceToMoveHigh As Long, ByVal dwMoveMethod As Long) As Long k_t|) J  
'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。 X1w1 1Z7o  
8R)K$J$Hm  
Q7x[08TI  
Private Const GENERIC_READ = &H80000000 H:~bWd'iz  
Private Const GENERIC_WRITE = &H40000000 F w{:shC  
fV+a0=Z  
Private Const FILE_SHARE_READ = &H1 1e\cJ{B  
Private Const FILE_SHARE_WRITE = &H2 hT%fM3|,e  
Private Const OPEN_EXISTING = 3 hT^&*}G  
%Za}q]?  
Private Const INVALID_HANDLE_VALUE = -1 &l cfX\y  
.qE  
'//file seek )B]"""J  
Private Const FILE_BEGIN = 0 :uYZ1O  
Private Const FILE_CURRENT = 1 r2:{r`ocM  
Private Const FILE_END = 2 ~2* LWH*@  
ue8 @=}  
Private Const ERROR_SUCCESS = 0& 10Eun }  
3?E7\\/R  
'//device io control * o1US  
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 ]fb@>1 jp  
+kWWx#L#  
Private Const IOCTL_DISK_GET_DRIVE_GEOMETRY As Long = &H70000   '458752 :[@rA;L  
Private Const IOCTL_STORAGE_GET_MEDIA_TYPES_EX  As Long = &H2D0C04 FKL4`GEm  
Private Const IOCTL_DISK_FORMAT_TRACKS As Long = &H7C018 "nr?WcA  
Private Const FSCTL_LOCK_VOLUME As Long = &H90018 ]2u   
Private Const FSCTL_UNLOCK_VOLUME As Long = &H9001C &_3#W.w~Z  
Private Const FSCTL_DISMOUNT_VOLUME As Long = &H90020 }wo:1v8J  
Private Const FSCTL_GET_VOLUME_BITMAP = &H9006F Nd(3q]{  
QYH#WrIVx  
'//type +~=a$xA[C  
Private Type LARGE_INTEGER ">T\]V$R  
    lowpart As Long huqtk4u  
    highpart As Long qz- tXc ,  
End Type &/m^}x/_W  
ql9n`?Q  
Private Enum MEDIA_TYPE h`U-{VIrqi  
    Unknown o"Xv)#g&  
    F5_1Pt2_512 /BgX Y}JC.  
    F3_1Pt44_512 R\cx-h*  
    F3_2Pt88_512 4lPO*:/  
    F3_20Pt8_512 n]6 '!Eo  
    F3_720_512 w*{{bISw|  
    F5_360_512 QP~["%}T  
    F5_320_512 _V3 z!aI  
    F5_320_1024 8K2@[TE=5  
    F5_180_512 Qw_uwQZ)  
    F5_160_512 E$lbm>jsb$  
    RemovableMedia ~;?mD/0k  
    FixedMedia @Yt394gA%\  
End Enum l4DBGZB  
uWx<J3~q.  
Private Type DISK_GEOMETRY C6c*y\O\7  
    Cylinders           As LARGE_INTEGER qBF|' .$^  
    MediaType           As MEDIA_TYPE +8<$vz B  
    TracksPerCylinder   As Long x((u  
    SectorsPerTrack     As Long hV $Zr4'  
    BytesPerSector      As Long <5L99<E  
End Type l|+$4 Nb2  
\asn^V@"zz  
'//private vars _L=-z*a\  
Private hDisk           As Long             'disk handle wHbmK  
Private lpGeometry      As DISK_GEOMETRY    'disk info 0Fkr3x  
Private lBufferSize     As Long             'the buffer size of read/write $mK;{9Z  
[+FiD  
Public Function OpenDisk(ByVal FileName As String) As Boolean Y;Nq(  
'// 打开磁盘 ~g{1lcqQP  
    hDisk = CreateFile(FileName, _ 7a>+ma\  
                        GENERIC_READ Or GENERIC_WRITE, _ - f ?  
                        FILE_SHARE_READ Or FILE_SHARE_WRITE, _ _'!qOt7D  
                        ByVal 0&, _ N!.o`4 "z  
                        OPEN_EXISTING, _ Wpf~Ji6||  
                        0, _ h,y_ ^cf  
                        0) vcW(?4e  
    OpenDisk = Not (hDisk = INVALID_HANDLE_VALUE) 5ppr;QaB  
End Function HG /fp<[   
G#Bm ">+  
Public Function CloseDisk() As Boolean pcv\|)&}  
'//关闭磁盘 ~_i=hx  
    CloseDisk = CloseHandle(hDisk) Yv=L'0K&  
End Function N?c~AEk9U  
.hckZx /  
Public Function GetDiskGeometry() As Boolean NcbW"Qv3  
'//获取磁盘参数 OfrzmL<K  
    Dim dwOutBytes      As Long 4Kt0}W  
    Dim bResult         As Boolean 8nZ_.  
     H6Zo|n  
    bResult = DeviceIoControl(hDisk, _ F u5zj\0J  
                                IOCTL_DISK_GET_DRIVE_GEOMETRY, _ Fr50hrtkU  
                                ByVal 0&, 0, _ ~NE`Ad.G  
                                lpGeometry, Len(lpGeometry), _ mm_)=Ipj>  
                                dwOutBytes, _ 0]f/5 jvLj  
                                ByVal 0&) /w?zO,!  
     LawE 3CD  
    If bResult Then lBufferSize = lpGeometry.BytesPerSector * lpGeometry.SectorsPerTrack sI6*.nR  
    GetDiskGeometry = bResult !L +b{  
End Function h}| .#!C3  
tJ\v>s-f  
Public Sub GetDiskInfo(MediaType As Long, _ h>>~Bi  
                        Cylinders As Long, _ U;kN o3=  
                        TracksPerCylinder As Long, _ t[;-gi,,  
                        SectorsPerTrack As Long, _ ?6"U('y>n  
                        BytesPerSector As Long)  !'!\>x$  
'//返回磁盘的参数 V.8Vy1$  
    MediaType = lpGeometry.MediaType E4=D$hfq`  
    Cylinders = lpGeometry.Cylinders.lowpart xj D$i'V+  
    TracksPerCylinder = lpGeometry.TracksPerCylinder H|e7IsY%  
    SectorsPerTrack = lpGeometry.SectorsPerTrack '=G6$O2  
    BytesPerSector = lpGeometry.BytesPerSector S*n5d>;  
cRs\()W  
End Sub _x|R`1`  
Tcv/EST  
Public Property Get BufferSize() As Long DI(XB6  
'//返回每次读/写的缓冲大小 P#3J@aRC  
    BufferSize = lBufferSize AaU!a  
End Property f#Ud=& >j  
KCpq<A%  
43g1/,klm  
Public Function LockVolume() As Boolean / \qzTo  
'// 将卷锁定 I ] +OYWp  
    Dim dwOutBytes  As Long mph9/ %]S  
    Dim bResult     As Boolean EPwU{*F  
     CqWO 0  
    bResult = DeviceIoControl(hDisk, _ N G vb]  
                                FSCTL_LOCK_VOLUME, _ Mq\?J{E  
                                ByVal 0&, 0, _ 8 # BR\  
                                ByVal 0&, 0, _ h:7\S\|8  
                                dwOutBytes, _ -+i7T^ @|  
                                ByVal 0&) >KQ/ c  
    LockVolume = bResult cjtcEW  
End Function ]w,|WZm  
4lCbUk[l  
oNYFbZw  
Public Function UnlockVolume() As Boolean 5GPrZY"  
'// 将卷解锁 PDH|=meXM  
    Dim dwOutBytes As Long cSv;HN:  
    Dim bResult As Boolean hVyeHbx  
     CXGMc)#>f  
    bResult = DeviceIoControl(hDisk, _ Vug[q=i  
                                FSCTL_UNLOCK_VOLUME, _ ltrti.&  
                                ByVal 0&, 0, _ N`d%4)|{  
                                ByVal 0&, 0, _ w('}QB`xad  
                                dwOutBytes, _ &hZ.K"@7{  
                                ByVal 0&) \PZ;y=]p}  
    UnlockVolume = bResult KXz7l\1Gb  
End Function #lik: ?  
pub?%  
[OPF3W3z  
Public Function DismountVolume() As Boolean 5w~ 0Q  
'// 将卷卸下,使系统重新辨识磁盘,等效于重新插盘 b7+(g [O  
    Dim dwOutBytes As Long _J2?B?S/j  
    Dim bResult As Boolean N,8.W"fV  
     uMm`j?Y23q  
    bResult = DeviceIoControl(hDisk, _ +t-_FbFh3D  
                                FSCTL_DISMOUNT_VOLUME, _ 3xRn  
                                ByVal 0&, 0, _ "PS ) "t  
                                ByVal 0&, 0, _ zXUB6. e  
                                dwOutBytes, _ A:4&XRYZY  
                                ByVal 0&) XxeP;}  
    DismountVolume = bResult N2|NYDQs  
End Function ~("bpS#ZgD  
DGTE#?'(  
j"Ew)6j  
Public Function ReadDisk(ByVal Cylinders As Long, _ ,+Ocb-*  
                    ByVal Tracks As Long, _ 74NL)|M  
                    db() As Byte) As Boolean %S`Wu|y  
'//按柱面和磁道来读取磁盘数据 d~6UJ=]@8  
    Dim iPos    As Long L)<~0GcP  
    Dim lRead   As Long w`< {   
     "5ISKuL  
    iPos = Cylinders * Tracks * lBufferSize h'GOO(  
     I d8MXdV  
    If SeekAbsolute(0, iPos) Then C2b<is=H:  
        ReadDisk = ReadBytes(lBufferSize, db(), lRead) U)iBeYW:  
    End If H}&JrT95  
End Function zRgGSxn  
0,&] 2YJ  
Public Function WriteDisk(ByVal Cylinders As Long, _ cb|hIn\>7  
                     ByVal Tracks As Long, _ FWp ?l  
                     db() As Byte) As Boolean vV=rBO0a?  
'//按柱面和磁道来写磁盘数据 #y"LFoJn  
    Dim iPos    As Long eu]qgtg~U  
    Dim lRead   As Long pKLNBR|  
      jrS$!cEo  
    iPos = Cylinders * Tracks * lBufferSize 3&"uf9d  
     =b"{*Heuw  
    If SeekAbsolute(0, iPos) Then ,* \s  
        WriteDisk = WriteBytes(lBufferSize, db()) ew,okRCN  
    End If =eS?`|  
End Function  6cjCn  
NBB R>3nt  
RH7!3ye  
'///////////////////////////////////////////////////////////////////////////////////// f8UJ3vB  
'//file system Ps(oxj7  
RZVZ#q(DU  
Private Function SeekAbsolute(ByVal HighPos As Long, ByVal LowPos As Long) As Boolean X,lhVT |  
'//seek file y"8,jm  
    '//Notice: when you set LowPos=5, the read/write will begin with the 6th(LowPos+1) byte :)4c_51 `  
    LowPos = SetFilePointer(hDisk, LowPos, HighPos, FILE_BEGIN) uT=5 zu  
    If LowPos = -1 Then j%ZBAk)}  
        SeekAbsolute = (Err.LastDllError = ERROR_SUCCESS) n``9H 91  
    Else (["V( $  
        SeekAbsolute = True #}Xsi&:XU  
    End If )Pc>+} D  
     ang~_Ec.  
End Function x&JD ~,Y  
{~#PM>f  
YUTh*` 1k<  
Private Function ReadBytes(ByVal ByteCount As Long, ByRef DataBytes() As Byte, ByRef ActuallyReadByte As Long) As Boolean a-nn[ j  
'//read data to array 6wbH{}\ll  
    Dim RetVal    As Long +~:OUR*>  
    RetVal = ReadFile(hDisk, DataBytes(0), ByteCount, ActuallyReadByte, 0) 9GT}_ ^fb  
    'ActuallyReadByte =>> if the bytesRead=0 mean EOF XL;WU8>  
    ReadBytes = Not (RetVal = 0) e\-,e+  
     ?I+$KjE+  
End Function " o 3Hd  
C%ZPWOc_8  
Private Function WriteBytes(ByVal ByteCount As Long, ByRef DataBytes() As Byte) As Boolean 0"GLgj:9  
'//write data from array 8df| 9E$  
    Dim RetVal As Long WuI$   
    Dim BytesToWrite As Long b?!S$Sxz  
    Dim BytesWritten As Long kaoiSL<[6  
     n _x+xVi%  
    RetVal = WriteFile(hDisk, DataBytes(0), ByteCount, BytesWritten, 0) uvR l`"Y  
     xDPR^xY  
    WriteBytes = Not (RetVal = 0) CbxWK#aMmB  
End Function >[nR$8_J-l  
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 t.\Pn4  
P0sAq7"  
Main2.bas o9C# 5%9  
UUvCi+W  
Attribute VB_Name = "SubMain" c4Q9foE   
Option Explicit A@:U|)+4  
6]?W&r|0I  
'采集文件与临时文件 @)!N{x?  
Public Const TmpFile As String = "d:\30-0600.dat" i6P$>8jBQ-  
'已有数据:30-0600.dat /30日早6点进车与6:30出车头 `}L{gssv  
&v;o }Q}E{  
Public fStatus As Long, hFile As Long, bytesRW As Long, lptrFile As Long '.gi@Sr5  
Public hBCFile As Long  '记录采集参数的文件 ~J#Z7y]p!j  
Public Const TmpBMP As String = "d:\1.bmp" ^ rUq{  
Public hTmpFile As Long  'mm>E  
z yp3 +|  
1U^KN~!  
'采集窗口参数常量 %] :ZAmN  
Public Const FrameH As Long = 280& XWNo)#_ 3  
Public Const FrameW As Long = 768& Ejf5M\o  
Public Const pFrameSize As Long = FrameW * FrameH JvP>[vb  
QctzIC#;k  
'标志区范围,用于识别车辆 Xx2t0AIB  
Public Const PilarC As Integer = 260   '识别标志立柱中线坐标X #W.vX=/*  
Public Const mkW As Integer = 28  '识别标志立柱宽度 _ShWCU-~Z  
Public Const mkH As Integer = 80 ''识别标志立柱高度(上白中黑下白) SXE@\Afj  
Public Const mkY As Integer = 4 ''识别标志立柱Y坐标(40-79白, 80-119黑,120-159白) rz`"$g+#  
Public Const mkX As Integer = PilarC - mkW / 2 '识别标志立柱X坐标 mH\2XG8nV  
'车缝检测位置常数 ~4twI*f  
Public Const sSize As Long = 32& o=Mm=;H  
Public Const sPos As Long = 310& xoGrXt9&  
Public Const sPosL As Long = 200& se]&)%p[  
Public Const sPosR As Long = 500& y!rJ}e  
'车缝检测框位置 [~G1Rz\h  
Public Slice(1 To sSize, 1 To FrameH) As Byte ?1O` Rd{tn  
Public SliceL(1 To sSize, 1 To FrameH) As Byte 5}! 36SO\  
Public SliceR(1 To sSize, 1 To FrameH) As Byte L(k`1E  
Public avSL As Integer, avSLR As Integer, avSLL As Integer EDh-pK  
h qhX  
QoxQ"r9Wh  
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 LCzeE7x  
'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 i] 4nYYS  
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 %BT]h3dcSS  
Public PilarW As Long, PilarH As Long, PilarX As Long, PilarY As Long `ueOb  
Public LeftBK(1 To 1024, 0 To 1) As Byte, RightBK(1 To 1024, 0 To 1) As Byte C(z 'oi:f  
'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 a({N}ZDo  
tJ8:S@E3,  
g>gf-2%Uo  
=1VZcLNt  
'一次连续采集的帧数 })?-)fFD  
Public tFrames As Long M)Z! W3  
i\DU<lD5VN  
'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 3` D['  
'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。 bR:hu}YS  
'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 1{a4zGE?[  
K:Z(jF!j  
Public pFRAME(1 To FrameW, 1 To FrameH) As Byte DWCf+4  
Public pBuffer(1 To FrameW * FrameH * 2) As Byte IGly x'\_  
Public pWorkSpace(1 To FrameW * FrameH) As Long ^j10 f$B  
Public Const pBufferSize As Long = FrameW * FrameH * 2 B[#n,ay  
Public pGray(0 To 255) As Long '整幅图像的灰度直方图 jT F "  
jffNA^e  
Public hBoard As Long   '采集卡标识 "3a}~J<g  
Public mBufferAddr As Long  '缓存地址 3Z` wU  
Public BufferSize As Long  '缓存大小(字节) ^ZRZ0:rZ  
Public iCurrentCard As Long -okq= 9  
Public CapStatus As Long @6aJh< c  
Public iFrames As Long K_:2sDCaN  
Public currentBr As Byte, currentContr As Byte (#)XRm{t  
Y}Dk>IG  
Public hMEM As Long, mStatus As Long !h<O c!9  
Public Const hMemSize As Long = pFrameSize * 4 |;d#k+/;  
Public hMemWork As Long %q9"2] cR  
Public Const hMemWorkSize As Long = pFrameSize * 5 |YV> #l  
4vvQ7e7  
Zw'050~-  
{^:NII]  
'串口接收轨道衡数据 %XZhSmlf  
Public WeightFromCom As String 7|_2@4-W6  
Public bReceiveComplete As Boolean Di}M\!-[  
f|F=)tJO  
.j>MsQP#\C  
Public Type GrayBMPHeader =*zde0T?l  
  Tag As Integer I36%oA  
  FileLength As Long    '文件大小 23,pVo  
  Reserve1 As Long <%rm?;PBl  
  DataOffset As Long    '图像数据偏移量 myqwU`s  
  BMPHeaderSize As Long  '文件头长 _%\%  
                        'length of the bitmap info header used to describe the bitmap colors, compression,… D:z_FNN  
                        'the following sizes are possible: kd]CV7(7  
                        '28h - windows 3.1x, 95, nt, … T{-gbo`Yji  
                        '0ch - os/2 1.x /EegP@[  
                        'f0h - os/2 2.x .=d40m  
W!Hn`T   
  ImageWidth As Long           '图像宽(像素数) 7&%HE\  
  ImageHeight As Long          '图像高(像素数) R7!v=X]i  
  PlaneNumber As Integer  '图像层数 @t*D<B$  
  bpp As Integer    'bits per pixels    '1 - monochrome bitmap L 8;H_:~_'  
                                        '4 - 16 color bitmap fgC@(dvfk  
                                        '8 - 256 color bitmap $ e,r>tgD  
                                        '16 - 16bit (high color) bitmap d+ZXi'  
                                        '24 - 24bit (true color) bitmap :(" @U,  
                                        '32 - 32bit (true color) bitmap &@BAVc z  
  Compression As Long '压缩方法     '0 - none (also identified by bi_rgb) ` vFDO$K  
                                    '1 - rle 8-bit / pixel (also identified by bi_rle4) I_N:j,Mx  
                                    '2 - rle 4-bit / pixel (also identified by bi_rle8) pjoyMHWK  
                                    '3 - bitfields (also identified by bi_bitfields) <r>Sj /w<D  
  IMAGESIZE As Long  '图像数据字节数 guf*> qNr  
  hResolution  As Long  '水平分辩率  像素数/米 G%zJ4W%  
  vResolution  As Long  '垂直分辩率 x'OP0],#  
  ColorsinBMP As Long   '图中所用的颜色。对256色图像总为0x100 -AolW+Y  
  ImportantColors As Long x ju* zmu  
  Pallate(0 To 255) As Long  '图像每个值对应的实际显示颜色,项数对应PallateNumber所指调色板项数 +9pock  
End Type L<B)BEE.  
0M&~;`W}  
z}Us+>z+jc  
W 2zG"Q  
Public BMPHeader As GrayBMPHeader, BMP1 As GrayBMPHeader .5s^a.e'O  
Public sRECT As RECT F+ RE  
h;y}g/HZ  
Br42Qo2"T>  
Public conn As ADODB.Connection C~"UOFX  
Public rsTrain As ADODB.Recordset X%N!gy  
Public rsOperater As ADODB.Recordset rl$"~/ oz  
Public rsGoods As ADODB.Recordset ~ F-lO1  
Public rsGood2 As ADODB.Recordset &5z9C=]e  
Public rsSender As ADODB.Recordset CF\wR;6k  
Public rsReceover As ADODB.Recordset I3'UrKKO  
Public rsTrainTMP As ADODB.Recordset ![fNlG!r  
6U$e;cr6  
~ISY( &  
'打开采集卡 1wd c4>  
'设置参数 ]>*VEe}hJ  
'设置为实时单帧采集到缓存方式 =YfzB!ld  
'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 v<<ATs%w  
yJ ljCu)f  
}; M@JMu,  
Sub Main() njO~^Hl7  
  Dim i As Integer, status As Long 8t) g fSG  
     ZJF+./vN  
   InitBMPinfo ("}C& 6)cB  
   '生成BMP文件头---该文件头是固定将pFRAME数组写成BMP文件 "M\rO!f:  
    BMPHeader.Tag = &H4D42 B*Om\I  
    BMPHeader.ImageWidth = FrameW F#RNm5  
    BMPHeader.ImageHeight = FrameH d<HO~+9  
    BMPHeader.BMPHeaderSize = &H28 6%:~.ZfN  
    BMPHeader.PlaneNumber = 1 W\5 -Yg(@  
    BMPHeader.bpp = 8 HvKdV`bz  
    BMPHeader.Compression = 0 _Ex<VF u  
    BMPHeader.hResolution = &H1274   'Windows pBrush.exe的默认值,PhotoED.exe默值为0 G`Z<a  
    BMPHeader.vResolution = &H1274 ])%UZM6  
    BMPHeader.ColorsinBMP = 256 3hje  
    BMPHeader.ImportantColors = BMPHeader.ColorsinBMP 7zA+UWr  
    BMPHeader.DataOffset = Len(BMPHeader) 0E,QOF{o  
    For i = 0 To 255 'jO8C2Th%  
      BMPHeader.Pallate(i) = RGB(i, i, i) {.[EXMX  
    Next i Doq}U Wp  
    BMPHeader.IMAGESIZE = FrameH * FrameW B4*y-Q.*  
    BMPHeader.FileLength = Len(BMPHeader) + BMPHeader.IMAGESIZE  #n15_cd  
fE&s 6w&  
!_~ /Y/M  
    MoveMemory BMP1, BMPHeader, Len(BMPHeader) ^q0`eS  
     r:E4Wi{\  
    BMP1.ImageWidth = FrameW +xsGa {`  
    BMP1.ImageHeight = FrameH * 2 }m%&|:PH  
    BMP1.IMAGESIZE = BMP1.ImageWidth * BMP1.ImageHeight _8F;-7Sz  
    BMP1.FileLength = Len(BMP1) + BMP1.IMAGESIZE %6Vb1?x  
eOkiB!G.  
  '确定标志位置,为pilarX, pilarY确定初始值 bmi",UZ:F  
   PilarW = mkW KK4e'[Wf  
   PilarH = mkH  '此两项为固定值 .XRe:\8mc  
   PilarX = GetSetting(App.EXEName, "Mark", "MarkX", mkX) 11Qi _T\  
   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 suW|hh1/Ya  
   Gm9  
   .X"&k O>G  
  '连续采集记录文件 v^F00@2I  
  ' 建立一个缓冲区为页对齐方式的文件 v6[VdWOx5  
  If Dir(TmpFile) <> "" Then b !Nr  
    hFile = CreateFile(TmpFile, GENERIC_READ Or GENERIC_WRITE, _ s,!vBS n8  
     0&, 0&, OPEN_ALWAYS, FILE_FLAG_NO_BUFFERING, 0&) , /jHhKW  
    ' 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 /me ]sOkn  
    ' 而必须用setfilepointer函数调节与操作系统保留的文件指针。 8faT@J'e;  
  Else LpSF*xm  
    hFile = CreateFile(TmpFile, GENERIC_READ Or GENERIC_WRITE, _ m,6 2'  
     0&, 0&, CREATE_ALWAYS, FILE_FLAG_NO_BUFFERING, 0&) 0=t2|,}  
  End If "!7Hu7  
  If hFile = 0 Then yGrnzB6|  
    MsgBox TmpFile & ": File Open Error", vbOKOnly S'w}Ir  
    Exit Sub +RR6gAma}<  
  End If #CAZ}];Qx  
  '采集参数记录文件 05\0g9  
hBCFile = FreeFile() j6$@vA)  
Open TmpFile + ".BC" For Binary Access Read Write As #hBCFile C!9mygI  
   }$ qrNbLJ  
hMEM = VirtualAlloc(ByVal 0&, hMemSize, MEM_COMMIT, PAGE_READWRITE)  ’分配系统内容 *:"6 0fkoU  
If hMEM = 0 Then >9i>A:   
    fStatus = GetLastError r$'.$k\  
    MsgBox "内存分配错误: 错误代码 - " & Str(fStatus) & vbCrLf _ f&$;iE  
     & "请向技术人员报告该错误代码。", vbOKOnly pR=R{=}wV  
    CloseHandle hFile OI78wG  
    Exit Sub 4,h)<(d{  
End If < 3*q) VT  
/FpPf[  
hMemWork = VirtualAlloc(ByVal 0&, hMemWorkSize, MEM_COMMIT, PAGE_READWRITE) Qp)?wny4  
If hMemWork = 0 Then K ;]dZ8  
    fStatus = GetLastError 0R `>F">  
    MsgBox "内存分配错误: 错误代码 - " & Str(fStatus) & vbCrLf _ {Oq8A.daJ  
     & "请向技术人员报告该错误代码。", vbOKOnly W/WP }QM  
     '释放已成功分配的内存 v.vkQQ0[9  
    mStatus = VirtualFree(ByVal hMEM, hMemSize, MEM_DECOMMIT) VAUd^6Xdwx  
    mStatus = VirtualFree(ByVal hMEM, 0&, MEM_RELEASE) (: k n)  
     &2[Xu4*  
    CloseHandle hFile ggkz fg&  
    Exit Sub T5e#Ll/  
End If L;L_$hu)  
2G!z/OAj  
' Test writing Z(t O]tQE  
'WriteFile hFile, ByVal hMEM, ByVal 4096&, bytesRW, ByVal 0& `d4xX@  
     X&5N 89  
   '初始化采集卡参数 `.3.n8V  
   iCurrentCard = -1 NZADHO@0  
   hBoard = okOpenBoard(iCurrentCard) M8\/[R\  
   Debug.Print hBoard d)D!np=  
   If hBoard = 0 Then ?"<m{,yQI  
      ExitGrabber *8;<w~  
      End !g }@xwWax  
   End If /-m)  
   okGetBufferSize hBoard, mBufferAddr, BufferSize gzH;`,  
   If mBufferAddr = 0 Then M"{*))O\-c  
     MsgBox "缓存不存在!" *B{]  
     ExitGrabber `k8jFB C  
   End If eY^zs0  
   Debug.Print Hex(mBufferAddr), Hex(BufferSize) ,_w}\'?L  
   NV?XZ[<*<  
   h8Oj E$ H  
   currentBr = 128: currentContr = 128 .d$Q5Qae  
   '设置视频输入参数 ZqpK}I  
   okSetVideoParam hBoard, VIDEO_SOURCECHAN, 1 'Video2 . .S3-(xW  
      ' lParam=0,1.. Comp.Video; 0x100,101...to Y/C(S-Video), 0x200,0x201 to RGB Chan.Input f}4A ,%:1  
   okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 OpU9:^ r  
   okSetVideoParam hBoard, VIDEO_CONTRAST, currentContr '对比度  ---初始设置条件下如果图像亮度达不到基本要求则控制灯光 >"b\$",~6  
   okSetVideoParam hBoard, VIDEO_RGBFORMAT, FORM_GRAY8 '8位灰度模式 \-{$IC-L  
   okSetVideoParam hBoard, VIDEO_TVSTANDARD, 0 'PAL制式 \w1',"l`  
   okSetVideoParam hBoard, VIDEO_SIGNALTYPE, &H10000 '逐行(低字)同步开槽(高字) Nge@8  
   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) l,(:~KH|  
   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) aaN/HE_  
   okSetVideoParam hBoard, VIDEO_FREQSEG, 0 ' 低频部分信号 MZcvr9y  
   =3SJl1w1  
   '设置采集参数 i O?f&u  
   okSetCaptureParam hBoard, CAPTURE_INTERVAL, 0  '逐帧 J|be'V#]1  
   okSetCaptureParam hBoard, CAPTURE_CLIPMODE, 2 '裁剪方式 LjW32>B  
   okSetCaptureParam hBoard, CAPTURE_BUFRGBFORMAT, FORM_GRAY8  '8位灰度 f\q5{#"z  
   okSetCaptureParam hBoard, CAPTURE_HARDMIRROR, 0 '不作镜像变换 V EsM  
   okSetCaptureParam hBoard, CAPTURE_FRMRGBFORMAT, FORM_GRAY8 '帧存格式 ZG#:3d*)  
   okSetCaptureParam hBoard, CAPTURE_SAMPLEFIELD, 0 ' 逐场采集 G|-RscPe  
   okSetCaptureParam hBoard, CAPTURE_HORZPIXELS, 944  '水平像素数 PAL制式固定值 ^;( dF<?'r  
   okSetCaptureParam hBoard, CAPTURE_VERTLINES, 625 '垂直线数 KLVYWZib  
   okSetCaptureParam hBoard, CAPTURE_SEQCAPWAIT, 0 '不等结束立即返回 K"5q387!  
   'okSetCaptureParam hBoard, CAPTURE_BUFBLOCKSIZE, FrameW + FrameH * 2 * &H10000 "AKr;|m  
   'Buffer Block Size不用设置,而用okSetTargetRect函数进行动态调节 fk X86  
   7IkEud  
   AcH!KbYf  
   okCloseBoard hBoard UWS 91GN@  
   Sleep 50 x>BFK@#  
   hBoard = okOpenBoard(iCurrentCard)   '关闭后重新打开使新的设置值生效 n _ ?+QF  
   }Y!s:w#  
   '设置数据传送方式 s6 (md<r  
   'okSetConvertParam hBoard, CONVERT_FIELDEXTEND, FIELD_COPYEXTEND '逐行并扩展行 m$(OQ,E  
   '该设置对本程序无意义,因为程序直接用CopyMemory方法读缓存,而扩展行方式是在用采集卡内置函数读RECT过程中实现的。 F1B/cd  
   8\:>;XG6f  
   sRECT.Right = -1   '用于获得当前设置值 rUyGTe(@h  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) DTo"{!  
   Debug.Print sRECT.Left, sRECT.Right, sRECT.Top, sRECT.Bottom k{b|w')  
   Debug.Print okSetCaptureParam(hBoard, CAPTURE_BUFBLOCKSIZE, -1)  'FrameW + FrameH * &H10000 h"Wpb}FT  
   sRECT.Left = 0 #2:?N8vz*  
   sRECT.Top = 0 `'3 De(  
   sRECT.Right = sRECT.Left + FrameW yM9>)SE5`  
   sRECT.Bottom = sRECT.Top + FrameH * 2 !TY0;is  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) -r_\=<(  
   5!$sQ@#}D  
   sRECT.Right = -1   '检查新设置值 z j#<X  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) )\2KDXc  
   Debug.Print sRECT.Left, sRECT.Right, sRECT.Top, sRECT.Bottom hJSWh5]  
   Debug.Print Hex(okSetCaptureParam(hBoard, CAPTURE_BUFBLOCKSIZE, -1)) 1|ddG010  
   77aUuP7Iw  
   If TESTSignal = False Then HrFbUK@@  
      'ExitGrabber .V0fbHYTJ  
   End If TvT>UBqj=  
   |wQ3+WN|  
   Ex*{iJ;\  
   ~]?EV?T  
   '设为实时采集状态 Fs=x+8'M  
   'iFrames = okCaptureActive(hBoard, BUFFER, 0&) u8|CeA  
   \T<F#a  
   {%^4%Eco  
   '单帧采集 Qy4Pw\  
   'okWaitSignalEvent hBoard, EVENT_FRAMEHEADER, -1 !Icznou\  
   'iFrames = okCaptureSingle(hBoard, BUFFER, 0&) |JWYsqJ0U  
   okCaptureTo hBoard, BUFFER, 0, 1 'single _K'Y`w']  
   'Do While okGetCaptureStatus(hBoard, False) <> 0 )dEcKH<#  
   '   Sleep 20 upZc~k!1\  
   'Loop ;pOV; q3j  
   okGetCaptureStatus hBoard, True @W @,8e]c  
   MoveMemory pFRAME(1, 1), ByVal mBufferAddr, pFrameSize <&O*' <6C  
   '写入768*576测试图象 -a~n_Z>_  
   ArrayToBMP TmpBMP mJ5%+.V  
   n&|N=zh  
   '打开数据库 q(hBqUW  
   Set conn = New ADODB.Connection Knb(MI6  
   conn.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;" & _ T\6,@7  
      "Persist Security Info=False;Data Source=" & "c:\train\train.mdb" & _ WS.g` %  
      "; Mode=Read|Write" OkISR j'!U  
   conn.Open *14:^neoI  
   Z02EE-A  
   frmRecord.Picture1.Picture = LoadPicture(TmpBMP) P ecZuv  
   frmRecord.Visible = True Y$c7uA:4  
   frmQuery.Visible = True  ^4Xsdh5  
   Load frmReceiveFromComm KC2Z@  
   ya^8mp-  
   '调试参数 /0|1xHs  
   If InStr(UCase(Command()), "/CAPTURE") > 0 Then fG s\R]  
     SignalBox.Visible = True >t'A1`W  
   End If Le bc @,  
   If InStr(UCase(Command()), "/COMM") > 0 Then 7F~gA74h  
     frmReceiveFromComm.Visible = True K]M @t=  
   End If ./0wt+  
A:z  
End Sub \Zx&J.D  
%{:pBt:Z  
Sub ExitGrabber() hy%5LV<(  
  '关闭数据库 7 H:y=?X6  
  '关闭采集卡 N `fFYO  
  mStatus = VirtualFree(ByVal hMEM, hMemSize, MEM_DECOMMIT) :7obxW1X  
  mStatus = VirtualFree(ByVal hMEM, 0&, MEM_RELEASE) u(f;4`  
  mStatus = VirtualFree(ByVal hMemWork, hMemWorkSize, MEM_DECOMMIT) i1KjQ1\a+  
  mStatus = VirtualFree(ByVal hMemWork, 0&, MEM_RELEASE) QXL .4r%  
  okStopCapture hBoard gae=+@z  
  okCloseBoard hBoard i`];xNR'  
  CloseHandle hFile h4hp5M  
  Close #hBCFile ZPq.|6&  
  conn.Close @]2aPs} }6  
  End y\-iGKz{0  
End Sub ZfVY:U:o>  
yIngenr$  
Function ArrayToBMP(ByVal File As String) F|.tn`j]U  
Dim BytesWrite As Long NRT]dYf"z  
2|B@s3a  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, 0&, 0&, _ 4t/?b  
  CREATE_ALWAYS, 0&, 0&) nec}grA  
$9X?LGUz  
If hTmpFile = 0 Then W7_m,{q  
   ArrayToBMP = False g=qaq  
   Exit Function } ''0N1,/  
End If EowzEGq!a5  
J>;r( j  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN #;@I.  
WriteFile hTmpFile, BMPHeader, 2&, BytesWrite, ByVal 0& <Uf`'X\e6  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN h>cj RH?e  
WriteFile hTmpFile, BMPHeader.FileLength, Len(BMPHeader) - 2, BytesWrite, ByVal 0& Pw7uxN`  
|F<iu2\  
SetFilePointer hTmpFile, Len(BMPHeader), 0&, FILE_BEGIN %0}}Qt  
WriteFile hTmpFile, pFRAME(1, 1), pFrameSize, BytesWrite, ByVal 0& / z`tI  
<u0}&/  
If BytesWrite < pFrameSize Then L;{{P7  
  ArrayToBMP = False dvZlkMm   
End If o~"Y_dLsW  
C|w<mryx  
CloseHandle hTmpFile eK*oV}U-k  
vZ$E [EG}  
End Function 4/mz>eK"  
5|Z8UzL  
Function ArrayToBMP1(ByVal File As String) qIQ 61><  
Ki Kw,@  
Dim BytesWrite As Long *HGhm04F{  
@H+L1H%9n  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, FILE_SHARE_READ Or FILE_SHARE_WRITE, 0&, _ B <qsa QG  
  CREATE_ALWAYS, 0&, 0&) c9CFGo?)N  
[E6ceX0  
If hTmpFile = 0 Then 1x\k:2U  
   ArrayToBMP1 = False jJt4{c  
   Exit Function qR?}i,_  
End If 1Mn C5[Q  
l;R8"L:,p\  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN =Bm|9A1  
WriteFile hTmpFile, BMP1, 2&, BytesWrite, ByVal 0& " Qyi/r41  
,`YBTU  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN `jTB9A"  
WriteFile hTmpFile, BMP1.FileLength, Len(BMP1) - 2, BytesWrite, ByVal 0& P7bb2"_9  
D Y4!RjJ47  
SetFilePointer hTmpFile, Len(BMP1), 0&, FILE_BEGIN ; 8eGf'  
WriteFile hTmpFile, pBuffer(1), pBufferSize, BytesWrite, ByVal 0& ,2 W=/,5A  
r#& JfAo  
If BytesWrite < pBufferSize Then xWK/uE(  
  ArrayToBMP1 = False .q4$)8[Pg  
End If T9]0/>  
5ZH3}B^L$  
CloseHandle hTmpFile {.KD#W $5  
GJ2ZK=/  
End Function 34k>O  
P{_%p<:V  
'使用该过程建立的文件要求在用后关闭 (pP.*`JRv  
Public Function ArrayToBMP2(File As String) As Boolean L%{YLl-zf]  
(aSuxl.Dq  
Dim BytesWrite As Long U@n5:d=  
W ;+()vC  
ArrayToBMP2 = True K `<HZK  
o:3(J}  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, FILE_SHARE_READ Or FILE_SHARE_WRITE, 0&, _ ]SPuNBsy)  
  CREATE_ALWAYS, FILE_ATTRIBUTE_TEMPORARY, 0&) Hy,""Py  
wqV"fZA\]  
If hTmpFile = 0 Then 1-PlRQs.1  
   ArrayToBMP2 = False +Ig%h[1a  
   Exit Function JhTr{8{  
End If z#P`m,~t0  
Fo;:GX,b  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN .7LQ l ?  
WriteFile hTmpFile, BMPHeader, 2, BytesWrite, ByVal 0& k\j_hu  
c|a X4=Z  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN 'wMvO{}$  
WriteFile hTmpFile, BMPHeader.FileLength, Len(BMPHeader) - 2, BytesWrite, ByVal 0& %, iAn gF'  
g.%} +5  
SetFilePointer hTmpFile, Len(BMPHeader), 0&, FILE_BEGIN ^q& |7Ou-  
WriteFile hTmpFile, pFRAME(1, 1), pFrameSize, BytesWrite, ByVal 0& zks7wt]A  
&HAu;u@  
If BytesWrite < pFrameSize Then P?n4B \!  
  ArrayToBMP2 = False Y`4 LMK[]  
End If dKU :\y  
5jwv!L<n  
CloseHandle hTmpFile *_#2|96)  
:g|NE\z`)/  
End Function V mQ'  
6\I1J= C  
Private Function TESTSignal() As Boolean 0rI/$  
Dim extsign As Long, videotype As Long, scanlines As Long, fieldfrq As Long Qy[S~D_  
6vps`k$,~  
extsign = okGetSignalParam(hBoard, SIGNAL_VIDEOEXIST) /N<aN9Z<x,  
|pG0 .p4  
If extsign = 1 Then +,$pcf<[V  
   TESTSignal = True a8ouk7 G  
Else -KfK~P3PF  
    If extsign = 0 Then 3RvD X p  
        MsgBox "无视频输入信号,检查摄像机电源!", vbOKOnly ]o0]i<:  
        TESTSignal = False >b=."i  
        Exit Function zb"4_L@m2  
    End If g"kI1^[nj  
End If G%>[7]H  
3tJfh=r=1  
'测试视频输入类型 }' Y)"8AIA  
'video type /^\E:(RH  
okWaitSignalEvent hBoard, EVENT_ODDFIELD, 40 !.t D.(XP  
videotype = okGetSignalParam(hBoard, SIGNAL_VIDEOTYPE) 6~2upy~e  
If videotype = 1 Then TBO g.y]  
        '"隔行信号(Interlaced)" rKFnivGT  
Else =_ N[mR^  
   If videotype = 0 Then Kz/,V6H:  
       '"逐行信号(Non-interlaced)" w4}Q6_0v  
   Else CxJ3u  
     If videotype = -1 Then mf{M-(6'  
       ' "不支持" lA 1  
     End If JsuI&v  
   End If .QZjJ9pvK  
End If |>'N^   
&IzNoB  
'测试垂直扫描线数 ,c?( |tF  
'video scanlines *l"CIG'  
scanlines = -1 aBG^X h x  
scanlines = okGetSignalParam(hBoard, SIGNAL_SCANLINES) 4cPZGZ{U  
    If scanlines = -1 Then ePJ_O~c  
        ' "不支持" ~x<?Pj  
    Else ]$9y7Bhj.  
        'Trim(Str(ScanLines)) + " 行数/幅" Jp}\@T.  
    End If n=F rv*"Z  
JR15y3 F  
'测试帧频  |:x,|>/  
'video field frequency L]!![v.VY  
    fieldfrq = okGetSignalParam(hBoard, SIGNAL_FIELDFREQ) .`*]nN{  
    If fieldfrq = -1 Then ~OR^  
        'lblSignal(8) = "不支持" !!V1#?0jw  
    Else oD\t4]?E  
        'lblSignal(8) = Trim(Str(FieldFRQ)) + " 场数/秒" r<:d+5"  
    End If (jj`}Qe3U  
End Function @n.n[zb\|  
fsw[ R0B  
!QbuOvw  
Sub PicIdentify() v@q&B|0  
'本程序完成从文件中按顺序读出一幅图像并完成图像识别 E"S# d&9  
'根据固定位置判断透过车皮连接处接收的对面的立柱影像。出现立柱后该帧前1-2帧与后1-2帧分别为车号信息与车皮信息 1j op;{,^  
'判定标准:如果在立柱位置上有明显的模式反差,则视为车皮之间的间隔 8Yf*vp>T/x  
'方法:对立柱标志区进行平均值二值化,面积为32*40,亮区(255)与暗区(0)的亮度平均值理论差大于200倍,实际差值应不小于100倍 n^hkH1vY  
oA7DhU5n  
  Dim fPTR As Long, cFrame As Long qhcx\eD:?  
  Dim i As Long, j As Integer, pTotal As Long, pAV As Integer  8 zlvzp  
     W}3%BWn  
_#&oQFdYR  
cFrame = 0 Y_jc*S  
o 7tUv"Rs  
4Otq3s34FT  
Do While cFrame < tFrames /VufL+q1  
   4'*.3f'bp  
  fStatus = SetFilePointer(hFile, cFrame * pFrameSize, 0&, FILE_BEGIN) ^dhx/e%s  
  fStatus = ReadFile(hFile, ByVal hMEM, ByVal pFrameSize, bytesRW, ByVal 0&) ry=8Oq&[~  
  MoveMemory pFRAME(1, 1), ByVal hMEM, pFrameSize Do\j_  
   >JsVIfAF  
  frmRecord.RText.Text = Str(cFrame) H&p:  
  frmRecord.RText.Refresh 8]b;l; W5  
       wuYak"KX  
  If CheckMark = True Then GK1nGdT]  
   ArrayToBMP TmpBMP V]+y*b.60  
   frmRecord.Picture1.Picture = LoadPicture(TmpBMP) _6r[msH"  
   frmRecord.RText.Text = "第" & Str(cFrame) & "帧" 39 zfbxX  
   vazA@|^ 8  
   DrawSlice 6jgP/~hP>N  
   E0fMFG^P  
   'i = MsgBox("检测到立柱:第" & Str(cFrame) & "帧", vbYesNo) <Lxp t  
   'If i = vbNo Then |?Ed k7`  
   '  Exit Do 6m(? (6+;K  
   'End If Eri007?D  
   'cFrame = cFrame + 1 6k>5+-&_  
   a@|H6:|  
  End If N"G\ H<n  
  DoEvents cb0rkmO  
  cFrame = cFrame + 1 jN*wbqL  
Loop ")vtS}Ekt  
End Sub .[1 f$  
Bt,'g* Cs  
;|?_C8  
Function CheckMark(Optional iBlk As Integer = 30, Optional iWhite As Integer = 230) As Boolean qpCaW0]7  
3F!)7  
'如标志区模式反差存在则为TRUE,否则返回FALSE a)=|{QR>W  
\#) YS  
Dim i As Integer, j As Integer, mTotal As Long, mAV As Single, mTop As Long, mBot As Long r4K9W9 0  
CheckMark = True M/9[P* VE  
   ^gp]tAf  
'复制标志区 mTWd+mx  
For i = 1 To mkH \aM-m:J  
   MoveMemory MKpilar((i - 1) * PilarW + 1), pFRAME(PilarX, PilarY + i), PilarW V V}"zc^  
Next i x7<l*WQ  
#\^=3A|b  
For j = 1 To PilarW * PilarH / 2 0|j44e }  
   mTop = mTop + MKpilar(j) &I8DK).M+  
Next j eZ[Qhrc  
j$/#2%OVN  
For j = PilarW * PilarH / 2 + 1 To PilarW * PilarH Db*b"/]  
   mBot = mBot + MKpilar(j) w@Q~ax/  
Next j (}>)X]  
cNmAr8^}  
mTop = mTop / PilarW / PilarH * 2 _/}$X"4  
mBot = mBot / PilarW / PilarH * 2 6Y,&q|K  
'<<@@.(f  
mAV = (mTop + mBot) / 2 + (mBot - mTop) / 4 '标志区平均亮度 glU9A39qx?  
0uW)&>W  
'平均值极值化 \$DBtq5=  
  For j = 1 To PilarH * PilarW G/# <d-}_  
    MKpilar(j) = IIf(MKpilar(j) > mAV, 255, 0) / j$pV  
  Next j z;?jKE p  
   $/g`{O I]K  
mTop = 0: mBot = 0 6|f8DX%3V  
For j = 1 To PilarH * PilarW / 2 J(/J;P W  
  mTop = mTop + MKpilar(j) 8,[ *BgeX  
Next j Q(yg bT  
hFr+K1  
For j = PilarH * PilarW / 2 + 1 To PilarH * PilarW er-0 i L@  
  mBot = mBot + MKpilar(j) ;}U]^LT=  
Next j \ctzv``/n  
Kg>B$fBx)  
*aWh]x9TlU  
  mTop = mTop / PilarH / PilarW * 3 Z]TQ+9t  
  mBot = mBot / PilarH / PilarW * 3 L xIKH G  
   &-Wt!X 3  
':_gYA  
If mBot > iWhite And mTop < iBlk Then 3gVU#T [[  
  CheckMark = True mk!8>XvM  
Else cQThpgha  
  CheckMark = False C(B"@   
End If u?MhK# Mr  
End Function U; <{P  
GBRiU &D  
Sub Capture1Frame() 7_qsVhh]$E  
   okCaptureTo hBoard, BUFFER, 0, 1 'single ~Y*.cGA  
   okGetCaptureStatus hBoard, True XP}5i!}}7=  
   MoveMemory pFRAME(1, 1), ByVal mBufferAddr, pFrameSize rKslgZhQ  
End Sub ;y@zvec4  
wA/!A$v(  
{v=[~H>bt  
Sub CopyMark(iBlk As Integer, iWhite As Integer) ^q/^.Gf  
'复制标志区并返回标志区暗区与亮区的亮度平均值 }wv Rs5;o  
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 >.od(Fh{l|  
   Z`GEF|eh  
'复制标志区 |IzL4>m:;  
For i = 1 To mkH %@)q=*=y  
   MoveMemory MKpilar((i - 1) * PilarW + 1), pFRAME(PilarX, PilarY + i), PilarW n7Eh!<  
Next i .-& =\}^2l  
_eBNbO_J  
For j = 1 To mkW * mkH / 2 DA>nYj-s  
   mTotal = mTotal + MKpilar(j) jCN R63/  
Next j L[*cbjt[  
>d]-X]  
iBlk = mTotal / (mkW * mkH / 2)  '标志区上部白区平均亮度 $yj*n;  
K8BlEF`  
mTotal = 0 AI{0;0  
For j = mkW * mkH / 2 + 1 To mkW * mkH >!" Sr3,L  
   mTotal = mTotal + MKpilar(j) sg}<()  
Next j Op~:z<z  
K,|3?CjS  
iWhite = mTotal / (mkW * mkH / 2) '标志区下部黑区平均亮度 N2[jBy8M  
P{`fav  
'背景亮度 y&8`NS#_p?  
  MoveMemory BsLine(1), pFRAME(1, 1), 4 * FrameW fSVM[  
  For i = 1 To 4 * FrameW iWr #H  
    bsTotal = bsTotal + BsLine(i) PX&}g-M9  
  Next i lV 4TFt ,  
  bsAV = bsTotal / FrameW / 4 Rc4=zimr+  
H\<0{#F  
End Sub E)jd>"  
=+T0[|gc(r  
yY49JZ  
Sub AdjIMGbright(Optional bInit As Boolean = True) (,+#H]L  
04v ~ K  
  '自动调节亮度与对比度,此时处于无车辆状态(白天特别高,而夜间特别暗) G,Eh8 HboK  
  '图像平均亮度白天不高于200(当车辆通过时可能会下降到100左右),不低于100 #Y-_kQV*  
  '            夜间不高于80(过高时通常是由于雪花噪声引起),但立柱不低于30 *& );-r`.  
     I/A%3i=H  
  Dim bsTotal As Long, i As Integer, iBlack As Integer, iBright As Integer 5MCgmF*Y2  
   ^z, B}Nz  
  '按标准亮度与对比度采集一帧,确定背景亮度 !- QB>`7$  
  currentContr = 128   '初始对比度 '@#(jY0 _  
  currentBr = 128   '初始亮度 9 4lt?|3=  
  okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 [k r-gV  
  okSetVideoParam hBoard, VIDEO_CONTRAST, currentContr '对比度 t4:/qy  
  DoEvents #>lbpw  
  Capture1Frame p= x &X~  
  '获得图像上缘4行象素 'w72i/  
  MoveMemory BsLine(1), pFRAME(1, 1), 4 * FrameW lnjs{`^  
  CopyMark iBlack, iBright   '图像标志区亮度 ZTfW_0   
  For i = 1 To 4 * FrameW eS ?9}TG|  
    bsTotal = bsTotal + BsLine(i) KV&6v`K/N  
  Next i :KG=3un ]  
  bsAV = bsTotal / FrameW / 4    '图像上缘基线亮度 T8&sPt,f  
   R N@)nc_  
  Select Case bsAV >Sk%78={R  
     Case 0 To 60    '夜间通过灯光照明,完全没有背景 yW7>5r  
       currentBr = 150 b.[9Adi >  
       currentContr = 60 1)ij*L 8k  
     Case 61 To 80   '有可见背景 N!dBF t"  
       currentBr = 140 gjnEN1T22  
       currentContr = 70 f]?&R c2C  
     Case 81 To 100  '有清晰背景 |HY{Q 1%  
       currentBr = 128 nC??exc  
       currentContr = 80 MwSfuP  
     Case 100 To 150  '有明亮背景 _<c}iZv@  
       currentBr = 140                '5:30-6:00钟实测数据 f8r7 SFwUv  
       currentContr = 50 o::9M_;  
     Case 151 To 180 $/#[,1  
       currentBr = 130 #sjGju"#_  
       currentContr = 60 _G<Wq`0w)  
     Case 181 To 220  '背景全为白色 d*k5h<jM  
       currentBr = 110 3%o}3.P,:@  
       currentContr = 130 >< S2o%u~  
     Case 221 To 255  '背景全为白色 ]=xX_  
       currentBr = 100 $AE5n>ZD$  
       currentContr = 100 x-%RRm<V  
  End Select IAq o(Qm  
   cGdYfi  
  Select Case (iBlack + iBright) / 2   '图像反射光强度修正 +8itP>  
        Case 100 To 150 `ZI-1&Y3  
          currentBr = currentBr - 10 /@ \R  
        Case 151 To 255 '\xE56v)F  
          currentBr = currentBr - 20 :2,NKdD  
  End Select $gD8[NAIx=  
   ;B[(~LCyT  
  okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 4K? \5(b  
  okSetVideoParam hBoard, VIDEO_CONTRAST, currentContr '对比度 ^m&P0  
End Sub )7o? }"I  
Vp|?R65S*  
Sub CopyCorner(rowID As Integer, diffL As Integer, diffR As Integer) 32%Fdz1S  
    Dim i As Integer, j As Integer, L1 As Long, L2 As Long, R1 As Long, R2 As Long %9Z0\ a)[  
     kw]?/s`  
    For i = 1 To 8 &);P|v`8  
      MoveMemory LeftBK((i - 1) * 128 + 1, rowID), pFRAME(1, i), 128& 83gWA>Odh  
      MoveMemory RightBK((i - 1) * 128 + 1, rowID), pFRAME(640, i), 128& N fG9a~  
    Next i "d0=uHd5\  
     ~ A=Gra  
    For j = 1 To 1024 TB+k[UxB  
      L1 = L1 + LeftBK(j, 0) pi/0~ke4"  
      L2 = L2 + LeftBK(j, 1) `8RKpZv&  
      R1 = R1 + RightBK(j, 0) P R3Arfle  
      R2 = R2 + RightBK(j, 1) 9:-7.^`P  
    Next j 4nh=Dq[  
    diffL = Abs(L1 - L2) / 1024 @|Yn~PwKs  
    diffR = Abs(R1 - R2) / 1024 E]GbLU;TH  
End Sub k{N!}%*2  
f86Z #%  
Function CheckSlice() As Boolean [(5.?  
  CopySlice avSL, avSLR, avSLL ZILJXX4  
  If Abs(avSL - avSLL) > (Abs(avSLL - avSLR) + 5) * 4 Then cBZEyy&  
    CheckSlice = True #9!7-!4pW  
  Else ~QxW^DGa7]  
    CheckSlice = False g<.Is V  
  End If ov;^ev,(  
End Function pq&[cA_w  
|('o g*$  
Sub CopySlice(avSL As Integer, avSLR As Integer, avSLL As Integer) q#8yU\J|,  
  Dim i As Long, j As Long, total As Long, totalL As Long, totalR As Long Vd  d  
  For i = 1 To FrameH '@ Rk#=85Z  
    MoveMemory Slice(1, i), pFRAME(sPos, i), sSize WQ% O/  
    MoveMemory SliceL(1, i), pFRAME(sPosL, i), sSize W{tZX^|  
    MoveMemory SliceR(1, i), pFRAME(sPosR, i), sSize 6l;2kztGp  
  Next i :Q ]"dbY^  
  For i = 1 To FrameH #ye`vD  
    For j = 1 To sSize {B4qeG5  
       total = total + Slice(j, i) rVl 8?u y  
       totalL = totalL + SliceL(j, i) Sp:w _;{#  
       totalR = totalR + SliceR(j, i) hd~#I< 8;2  
    Next j 18QqZ,t  
  Next i gBc s  
  avSL = total / FrameH / sSize CE c(2q+%i  
  avSLR = totalR / FrameH / sSize O# =%t  
  avSLL = totalL / FrameH / sSize qxu3y+po]  
End Sub rqqd} kA  
dM= &?g  
Sub DrawSlice() F4= =a8  
   frmRecord.Picture1.Line (sPosL, 0)-(sPosL + sSize, FrameH), RGB(255, 0, 0), B JcmJq fR  
   frmRecord.Picture1.Line (sPos, 0)-(sPos + sSize, FrameH), RGB(0, 255, 0), B kmc"`Ogotw  
   frmRecord.Picture1.Line (sPosR, 0)-(sPosR + sSize, FrameH), RGB(0, 0, 255), B 9 i/ (  
   frmRecord.RText.Text = Str(avSLL) & "/" & Str(avSL) & "/" & Str(avSLR) 09jE7g @X}  
End Sub <<A#4!f  
Sub DrawMark(pic As Control) Mb 4"bDBsl  
   Dim i As Long, j As Long !U m9ceK  
   pic.Line (PilarX, FrameH - PilarY)-(PilarX + PilarW, FrameH - PilarY - PilarH / 2), RGB(255, 0, 0), B  QSY>8P  
   pic.Line (PilarX, FrameH - PilarY - PilarH / 2 - 1)-(PilarX + PilarW, FrameH - PilarY - PilarH), RGB(0, 0, 255), B %]DA4W  
   For i = 1 To PilarH -n"wXOx3  
     For j = 1 To PilarW G: tY1'5  
       pic.PSet (PilarX + PilarW + 10 + j, FrameH - PilarY - i), RGB(MKpilar((i - 1) * PilarW + j), 0, 0) c3g`k"3*`  
     Next j 'hs4k|B  
   Next i |vl~B|",  
End Sub gK({InOP  
4Yi kC  
Function avIMG() As Integer xUsL{24  
  Dim i As Long, j As Long, totalIMG As Long }YFM4 0H  
  MoveMemory pBuffer(1), pFRAME(1, 1), pFrameSize S_Wq`I@b  
  For i = 1 To pFrameSize -9,~b9$  
    totalIMG = totalIMG + pBuffer(i) Q [rZ1z   
  Next i p'2IlQ\  
  avIMG = totalIMG / pFrameSize $6pLsX  
End Function  ID,_0b  
f'@ L|&w  
Function avRegion(barCol As Integer, barWidth As Integer) As Integer 6WG g_x?3  
  Dim i As Long, j As Long, totalIMG As Long ;(Ug]U%3_  
  For i = 1 To FrameH :;]9,n  
     MoveMemory pBuffer((i - 1) * barWidth + 1), pFRAME(barCol, i), barWidth ;<m`mb4x[  
  Next i BO G.[?yx  
  For i = 1 To FrameH * barWidth /3~L#jS  
    totalIMG = totalIMG + pBuffer(i) rlY0U A,  
  Next i U{M3QOF  
  avRegion = totalIMG / pFrameSize 2J&~b8:  
End Function `Y4Kw  
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93楼  发表于: 2015-09-06   

一共这么多文件。 7UMZs7L$  
?0qD(cfx<  
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 JfN '11,$  
第6车皮 rxgSQ+G_  

OA&'T*)-A6  
rC^ 5Z  
第9车皮 rz%~=Ca2j  
Zpkd8@g@  
  
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   

sWr;%<K  
B<SE|~\2  
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。 R BHDfm'~7  
&6vaLx  
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 ? a -Pz<*  
yk8b>.Y\A  
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99楼  发表于: 2021-07-18   
继续填个坑: O.B9w+G=  
Ih:Q}V#6  
用VBA控制WORD自己修订学生毕业文的格式。 ^5E9p@d"J  
杺栫杣杊椌柮栬,䒴蓉艿芖。
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