引用

引用第20楼newport93于06-14-2010 13:47发表的  : `-NK:;^  
OvdT* g=8*  
老五，I 服了U。 u\R?(G&  
K}*ets1s}  
哪一天等俺退休了，也写一个The Non-Progamming career of an ex-programmer。哈哈哈。。。。。 : t ?B)  

=:W2 NN'  
sFU< PgV  
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! =TB_|`5;j  

引用

引用第3楼阿散于03-19-2010 22:49发表的  : Z:4/lx7Bq  
Is that what you wanted to express yourself to us with the whole blank message but the very big title? 5'%I4@Qn+  

"hkcN+=  
?HEqv$ n  
阿散这个家伙，已经被我全局禁言了，但是在他不犯错的时候，也还是个很好玩的同学。

引用

引用第6楼沧桑于06-13-2010 14:39发表的  : 1;B~n5C.   
老伍在写交代材料啊，而且写在一个ZT的贴下，哈哈。 A U~DbU0O  

m^X51,+<  
^F^g(|(K  
这不是怕您见笑嘛！现在露馅了，只得继续招供了。 %ms%0%  
[6GYYu\  
可以从宽不？

引用

引用第10楼卡拉于06-13-2010 21:49发表的  : *85N_+Wv!  
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。 @SfQbM##%  

I0XJ&P%  
k 9i W1  
其实标题没有什么，卡总既然改了就不必再改回了。 :EX>Y<`]  
fWHvVyQ.  
主要是当初写的时候真是顶着锅盖写的。 HxI6_>n^I  
=D<0&M9C  
阿散说得对。我就是把一堆鸡毛蒜皮的小事，用了一个big title.

引用

引用第16楼阿平于06-13-2010 22:25发表的  : Q6m8N
 
哦, 打倒忽悠大家的家伙.      $w(RJ/  

bK:U:vpYm  
MpOU>\  
阿平姐，这可不是忽悠，我可是认真交待经历呢！

引用

引用第17楼阿散于06-13-2010 22:29发表的  : uw\@~ ,d  
每个人的故事对其他人都是故事, >!Yuef <P  
自己的故事也是其中之一. Cd*h4Q]S  
跳出来看, UDEGQ^)Xz|  
不过是众人中的一个人的故事. t@!n?j I  
?%5VaxWJ
 
所以,接着听故事. t"$~o:U&)  
{R_>KE1  
女人们有兴趣的就等老伍开个新帖或者跟贴, gsL=_# ?  
听他痛说恋爱革命历史.... e!5} #6Kd  
w(@r-2D"  
杂家接着听他自学程序员历史, Jk*cuf`rq  
高级程序员考了吗? >NUbk9}J4  

=zFROB\  
-leX|U}k  
这个恋爱革命史还是等你痛改前非换个新ID来讲吧！ Q]9$dr=Kk0  
?4':~;~  
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。 6:5K?Y
o  
`<9>X9.+  
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。 nL 5tHz:e  

引用

引用第21楼阿散于06-14-2010 22:33发表的  : :9QU\
{2  
引用第19楼伍胥之于06-14-2010 12:33发表的  : pyhXET '  
^xHKoOTj[  
2W+~{3[#  
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。 ZeV@ X  
uZ?P
{E,K  
我连一级也没有考过。 DvH-M3  
. _*~F1% d  

4AJ]qu  

引用

aMI;;iL^  
矬子里拔将军... TipH}  
你们那里的俗语是吧? XO]^+'U}p  
8~(xi<"e  
我们这里说"矮子里拔长脚"..应该是同一个意思... `bQ_eRw}  
bqbG+g  
有趣....各地有表达意思一样却方式不同的俗语.... jf3Zy:*K  
^$Y9.IH"  
8Qg{@#Wr  
你的文章写的有脸皮,没屁眼的, xJ3C^b%H  
让看客大为不满... ]r;rAOWVV  
jC&fnt,O  
你等着,,估计你以后接到的午夜凶铃就多了... ]ogifnwv  

m4m-JD|v  
Q:q0C  +T  
我到现在也没有接到你的午夜凶铃呢！ ehW[LRtq  

引用

引用第25楼猪小秘于01-20-2011 20:51发表的  : d&^b=d FDu  
伍SIR，再次抱拳佩服 P8m0]T.&x  

/[TOy2/;%b  
+,spC`M6h  
小秘倒是好久不见了呢！宝贝几岁了？很健康活泼吧？

引用

引用第39楼suehan234于01-22-2011 08:00发表的 回 38楼(伍胥之) 的帖子 : PSc=k0D  
佩服，玩也玩得这么专业！ }#1.$ a  

)?[2Y%P  
4PVg?  
只是票友而已，算不上专业的。

引用

引用第46楼清水于03-03-2011 14:50发表的  : ~jw:4sG  
Kj?)]Z4  
介个真的看不懂。 -v9(43  
你说你老啦，喜欢怀旧了，才想起来填坑。 #4|RaI|.  
提醒我也想想，是不是也老啦，是不是也有坑没填呢。 F-@yH  

?4SYroXUX|  
X)SUFhP\  
你肯定有许多坑没有填，但是我挖的坑更多，但同是我也在你的某个坑里等你填埋呢！

//从指定扇区号dwSector开始，写dwLength长度的数据 5 n4/}s  
BOOL WriteDisk( HANDLE hpartition, DWORD dwSector, DWORD dwLength, char* lpBuffer){ NH/jkt&F[  
DWORD dwCB; 9I 6^-m@:  
LARGE_INTEGER  offset; p3fVw]N  
offset.QuadPart  =  UInt32x32To64(dwSector ,  512); 4`~OxL  
SetFilePointer(hpartition,  offset.LowPart,  &offset.HighPart,  FILE_BEGIN); ,~;`@  
if(!WriteFile(hpartition, lpBuffer, dwLength * 512, &dwCB, NULL)){ "Io-%Su+  
DWORD error = GetLastError(); 2h5T$[f
V  
MessageBox(NULL,"写入文件失败!",NULL,IDOK); C|
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return FALSE; S?t `/"O  
} e~QLzZ3  
return TRUE; ]Q^8 9?  
} toF6 Z  

'VB 6.0 版 CWs;1`aP  
'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。 y~_x
  
Nt+UL/ 1]  
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 Bptt"  
Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long W(ZEqH2  
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  UDpI @  
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 LzXIqj'H7T  
Private Declare Function SetFilePointer Lib "kernel32" (ByVal hFile As Long, ByVal lDistanceToMove As Long, lpDistanceToMoveHigh As Long, ByVal dwMoveMethod As Long) As Long tc;$7F ;  
'如果用绝对扇区写，那么文件的建立打开都不能用VB的 open 语句了。 W m8BhO  
ed,+Slg  
WV}
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Private Const GENERIC_READ = &H80000000 JF&$'   
Private Const GENERIC_WRITE = &H40000000 k'$7RjCu  
lItr*,A]  
Private Const FILE_SHARE_READ = &H1 PmId #2f  
Private Const FILE_SHARE_WRITE = &H2 |RpZr!3V  
Private Const OPEN_EXISTING = 3 O'SxTwO  
F`Vp   
Private Const INVALID_HANDLE_VALUE = -1 Kc9)Lzu+  
J mF` 5  
'//file seek &m(eMX0lU  
Private Const FILE_BEGIN = 0 IKp(KlA  
Private Const FILE_CURRENT = 1 -'W:P'BG  
Private Const FILE_END = 2 ziW[qH {  
2b {Y1*  
Private Const ERROR_SUCCESS = 0& EI9Yv>7d{  
yyR@kOGga  
'//device io control ~$a%& ]\  
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 ^1}ffE(3>  
ku^2K  
Private Const IOCTL_DISK_GET_DRIVE_GEOMETRY As Long = &H70000   '458752 IsL=DV/  
Private Const IOCTL_STORAGE_GET_MEDIA_TYPES_EX  As Long = &H2D0C04 r~;.8
qs  
Private Const IOCTL_DISK_FORMAT_TRACKS As Long = &H7C018 .hvn/5s  
Private Const FSCTL_LOCK_VOLUME As Long = &H90018 /9y'UKl7[  
Private Const FSCTL_UNLOCK_VOLUME As Long = &H9001C 0g#?'sD  
Private Const FSCTL_DISMOUNT_VOLUME As Long = &H90020 jP@t!=  
Private Const FSCTL_GET_VOLUME_BITMAP = &H9006F  4z|Yfvq  

'U`I  
'//type $AFiPH9  
Private Type LARGE_INTEGER %4To@#c  
    lowpart As Long b=Sl`&A  
    highpart As Long u*;53 43  
End Type 43J8PMY  
Q[O U`
  
Private Enum MEDIA_TYPE gp'n'K]  
    Unknown p|Fhh\,*`X  
    F5_1Pt2_512 /`x|-9  
    F3_1Pt44_512 I@a7!ugU65  
    F3_2Pt88_512 A&'HlI%J  
    F3_20Pt8_512 -JF|770i  
    F3_720_512 ;`bJgSCfo  
    F5_360_512 DA4!-\bt@  
    F5_320_512 of<>M4/g4y  
    F5_320_1024 ]  )x z  
    F5_180_512 Iq": U  
    F5_160_512 6a`_i  
    RemovableMedia kLY9#p=X  
    FixedMedia \;tKss!|  
End Enum QQjMC'  
#iGz&S3iN$  
Private Type DISK_GEOMETRY P3XP=
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    Cylinders           As LARGE_INTEGER NOmSLIgt7  
    MediaType           As MEDIA_TYPE j1toV$)P  
    TracksPerCylinder   As Long 1/qiE{NW  
    SectorsPerTrack     As Long Z@iMG  
    BytesPerSector      As Long ]*;+ U6/?  
End Type B<'V7#L_  
fs]Zw mA^  
'//private vars 4sK|l|W  
Private hDisk           As Long             'disk handle Ll
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Private lpGeometry      As DISK_GEOMETRY    'disk info @p2dXJeR<  
Private lBufferSize     As Long             'the buffer size of read/write &9] [~$  
'E8dkVlI  
Public Function OpenDisk(ByVal FileName As String) As Boolean *DoEDw  
'// 打开磁盘 >-y&k^a=  
    hDisk = CreateFile(FileName, _ .Lu=16  
                        GENERIC_READ Or GENERIC_WRITE, _ ?Ve5}N  
                        FILE_SHARE_READ Or FILE_SHARE_WRITE, _ Mz{ Rh+gS  
                        ByVal 0&, _ Hp> J,m(*  
                        OPEN_EXISTING, _ $t</{]iX  
                        0, _ 8CSv
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                        0) g?o$:>c  
    OpenDisk = Not (hDisk = INVALID_HANDLE_VALUE) .'AHIR&>  
End Function 0\}j[-`pF  
L@R%*-a  
Public Function CloseDisk() As Boolean e]X9"sd0=  
'//关闭磁盘 XWy iS\  
    CloseDisk = CloseHandle(hDisk) _5YL !v&  
End Function <ct{D|mm  
s9:2aLZ{  
Public Function GetDiskGeometry() As Boolean <db/. A3  
'//获取磁盘参数 z06pX$Q.<  
    Dim dwOutBytes      As Long LveqG  
    Dim bResult         As Boolean 2Nl("e^kJr  
     yxQAO_C  
    bResult = DeviceIoControl(hDisk, _ .r*b+rc;]  
                                IOCTL_DISK_GET_DRIVE_GEOMETRY, _ 3x9C]  
                                ByVal 0&, 0, _ )J88gMk+  
                                lpGeometry, Len(lpGeometry), _ s*#|EdD6@  
                                dwOutBytes, _ s9GPDfZ  
                                ByVal 0&) w)8@Tu:Q  
     o_*|`E  
    If bResult Then lBufferSize = lpGeometry.BytesPerSector * lpGeometry.SectorsPerTrack LP)mp cQ  
    GetDiskGeometry = bResult ~ pdf'  
End Function |)JoxqR  
u]MF r2  
Public Sub GetDiskInfo(MediaType As Long, _ .y2<2eW  
                        Cylinders As Long, _ zB]T5]  
                        TracksPerCylinder As Long, _ >qUO_>  
                        SectorsPerTrack As Long, _ hJ4.:  
                        BytesPerSector As Long) fR[!=-6^f  
'//返回磁盘的参数 GRV9s9^  
    MediaType = lpGeometry.MediaType ze\~-0ks+  
    Cylinders = lpGeometry.Cylinders.lowpart ?h3Ow`1G  
    TracksPerCylinder = lpGeometry.TracksPerCylinder K((Kd&E  
    SectorsPerTrack = lpGeometry.SectorsPerTrack gS|xicq!  
    BytesPerSector = lpGeometry.BytesPerSector ?HcA&  
;q
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End Sub kWz%v  
$-AvH(@  
Public Property Get BufferSize() As Long f"0H9  
'//返回每次读/写的缓冲大小 SCH![Amq  
    BufferSize = lBufferSize =nL*/  
End Property 0j/81Y}p  
-MEz`7c~  
?RzT0HRd  
Public Function LockVolume() As Boolean +@qk=]3a  
'// 将卷锁定 B# H  
    Dim dwOutBytes  As Long CC-:dN
b  
    Dim bResult     As Boolean n*6s]iG V  
     f}'gg  
    bResult = DeviceIoControl(hDisk, _ J+|ohA  
                                FSCTL_LOCK_VOLUME, _ qR
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                                ByVal 0&, 0, _
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                                ByVal 0&, 0, _ cnPXvD^kY  
                                dwOutBytes, _ /[IQ:':^  
                                ByVal 0&) 6uXYZ.A
  
    LockVolume = bResult 1=a}{)0h  
End Function _TXV{<E6  
*(MvNN*  
"AK3t' jF*  
Public Function UnlockVolume() As Boolean jrl6
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'// 将卷解锁 E\*",MGL  
    Dim dwOutBytes As Long 9cmJD5OO  
    Dim bResult As Boolean +?:V\niQI  
     jgo@~,5R  
    bResult = DeviceIoControl(hDisk, _ B D0-v`  
                                FSCTL_UNLOCK_VOLUME, _ S7q&|nI  
                                ByVal 0&, 0, _ bv4cw#5z$9  
                                ByVal 0&, 0, _ B
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                                dwOutBytes, _ Xbtv}g<0c  
                                ByVal 0&) bgK(l d`  
    UnlockVolume = bResult >C}RZdO~  
End Function RZtL<
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N]<gHGj}  
_Usg`ax-  
Public Function DismountVolume() As Boolean  ck~xj0  
'// 将卷卸下,使系统重新辨识磁盘，等效于重新插盘 _dBU6U:V  
    Dim dwOutBytes As Long 9|WWA%p  
    Dim bResult As Boolean QMxz@HGa|  
     .>'Z9.Xnk  
    bResult = DeviceIoControl(hDisk, _ *vO'Z &  
                                FSCTL_DISMOUNT_VOLUME, _ yrs3`/  
                                ByVal 0&, 0, _ wf@2&vJ  
                                ByVal 0&, 0, _ KUyJ"q<W  
                                dwOutBytes, _ OA=;9AcZ  
                                ByVal 0&) V6{xX0'b*m  
    DismountVolume = bResult [;f"',)y,  
End Function L-R}O 8  
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8)!;[G|  
Public Function ReadDisk(ByVal Cylinders As Long, _ KRZV9AJ  
                    ByVal Tracks As Long, _ m8PB2h  
                    db() As Byte) As Boolean Z
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'//按柱面和磁道来读取磁盘数据 m'B6qy!}6  
    Dim iPos    As Long *a%PA(%6  
    Dim lRead   As Long ksaC[G;}:  
     r*wKYb  
    iPos = Cylinders * Tracks * lBufferSize Q8q_w2s,  
     rw2|1_AF  
    If SeekAbsolute(0, iPos) Then 7&)F;;H  
        ReadDisk = ReadBytes(lBufferSize, db(), lRead) zNf5OItx  
    End If JrAc]=  
End Function cj<@~[uw  
dZgfls  
Public Function WriteDisk(ByVal Cylinders As Long, _ T_Y}1n|7[  
                     ByVal Tracks As Long, _ 4"{wga~%/  
                     db() As Byte) As Boolean ^e,RM_.  
'//按柱面和磁道来写磁盘数据 yMkd|1  
    Dim iPos    As Long s-V$N  
    Dim lRead   As Long ,AM-cwwT:u  
     P[K=']c  
    iPos = Cylinders * Tracks * lBufferSize  s D3|Qj;  
     5Z,lWp2A  
    If SeekAbsolute(0, iPos) Then ]c2| m}I{:  
        WriteDisk = WriteBytes(lBufferSize, db()) e"6i>w!  
    End If j2Y(Q/i  
End Function mD)O\.uA  
$\!;*SSj  
5UjQLB  
'///////////////////////////////////////////////////////////////////////////////////// i|^6s87"N2  
'//file system ~Wm}M  
\AzcW;03g[  
Private Function SeekAbsolute(ByVal HighPos As Long, ByVal LowPos As Long) As Boolean U9 *2< c  
'//seek file 1[`<JCFClc  
    '//Notice: when you set LowPos=5, the read/write will begin with the 6th(LowPos+1) byte 2oG|l!C  
    LowPos = SetFilePointer(hDisk, LowPos, HighPos, FILE_BEGIN) )x&@j4,  
    If LowPos = -1 Then X E*bRTEw  
        SeekAbsolute = (Err.LastDllError = ERROR_SUCCESS) Rk[ * p  
    Else q)b?X ^  
        SeekAbsolute = True 3raA^d3!?  
    End If 3=
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     [9_ (+E[}  
End Function V^+:U>$w  
eBIR*TZ):  
UJ$:5*S=u  
Private Function ReadBytes(ByVal ByteCount As Long, ByRef DataBytes() As Byte, ByRef ActuallyReadByte As Long) As Boolean K>6k@okO  
'//read data to array -(}1o9e\7  
    Dim RetVal    As Long Z|%2495\  
    RetVal = ReadFile(hDisk, DataBytes(0), ByteCount, ActuallyReadByte, 0) 30E v"  
    'ActuallyReadByte =>> if the bytesRead=0 mean EOF u(Sz$eV  
    ReadBytes = Not (RetVal = 0) ]!aa#?Fc  
     )>5k'1  
End Function E0]h|/A]  

!@Lc/'w  
Private Function WriteBytes(ByVal ByteCount As Long, ByRef DataBytes() As Byte) As Boolean ]Hy PJ  
'//write data from array \=_q{  
    Dim RetVal As Long E57{*C  
    Dim BytesToWrite As Long MwqT`;lb  
    Dim BytesWritten As Long )6 <byO  
     p\;)^O4  
    RetVal = WriteFile(hDisk, DataBytes(0), ByteCount, BytesWritten, 0) 4"x;XVNM[  
     W? ||9  
    WriteBytes = Not (RetVal = 0) <@2# VG  
End Function QS*cd|7J;  

这才是我当年写出的一个比较烂的程序 ?lN8~Ze  
_I-VWDCk  
Main2.bas qK vr*xlC  
cNlY=L  
Attribute VB_Name = "SubMain" uo'31V0  
Option Explicit S5u#g`I]  
poYAiq_3T  
'采集文件与临时文件 `{lAhZ5  
Public Const TmpFile As String = "d:\30-0600.dat" g
^$11  
'已有数据：30-0600.dat /30日早6点进车与6：30出车头 IKzRM|/  
[RPAk p  
Public fStatus As Long, hFile As Long, bytesRW As Long, lptrFile As Long D#Yx,`Ui  
Public hBCFile As Long  '记录采集参数的文件 bTQa'y`3  
Public Const TmpBMP As String = "d:\1.bmp" 0/
@ X!|X  
Public hTmpFile As Long "Lq|66  
6.h  
;GFB@I@  
'采集窗口参数常量 <-B"|u
 
Public Const FrameH As Long = 280& =/JF-#n/MA  
Public Const FrameW As Long = 768& !aw#',r8m  
Public Const pFrameSize As Long = FrameW * FrameH |EV\a[  
,,gLrVk  
'标志区范围，用于识别车辆 =l 2Dm  
Public Const PilarC As Integer = 260   '识别标志立柱中线坐标X x36#x  
Public Const mkW As Integer = 28  '识别标志立柱宽度 9_WPWFO  
Public Const mkH As Integer = 80 ''识别标志立柱高度(上白中黑下白) Gh[`q7B Q  
Public Const mkY As Integer = 4 ''识别标志立柱Y坐标(40-79白, 80-119黑,120-159白) K}E7|gdG  
Public Const mkX As Integer = PilarC - mkW / 2 '识别标志立柱X坐标 @U3foL2\  
'车缝检测位置常数 795Jwv
  
Public Const sSize As Long = 32& Oqpl2Y"/  
Public Const sPos As Long = 310& -j tC>_/  
Public Const sPosL As Long = 200& 14n="-9  
Public Const sPosR As Long = 500& ~/jxB)t  
'车缝检测框位置 WCmNibj  
Public Slice(1 To sSize, 1 To FrameH) As Byte b}Hl$V(uD  
Public SliceL(1 To sSize, 1 To FrameH) As Byte ~@uY?jr  
Public SliceR(1 To sSize, 1 To FrameH) As Byte ' q<EZ{  
Public avSL As Integer, avSLR As Integer, avSLL As Integer yC 7Vb P  
hdr}!wV  
#>m, Cm  
Public MKpilar(1 To mkW * mkH) As Byte   '一维数组用于亮度对比度分析，比使用二维数组更便于VB编译优化  +iH30v  
'该数组用于亮度对比度调节、车辆通过识别与车皮间隔识别 [}ZPg3Y  
Public BsLine(1 To 4 * FrameW) As Byte, bsAV As Integer  '图像的前4行。用于确定标志区的亮度与对比度范围 o47   f  
Public PilarW As Long, PilarH As Long, PilarX As Long, PilarY As Long ^Z>B/aJq  
Public LeftBK(1 To 1024, 0 To 1) As Byte, RightBK(1 To 1024, 0 To 1) As Byte }{wTlR.]  
'前后帧左右上角128列*8行像素块，根据平均值差绝对值判断进车方向 (21 W6  
q bZ,K@0  
ezr\T  
2iPmCG  
'一次连续采集的帧数 mDF"&.(j  
Public tFrames As Long u@Cf*VPK  
(ND5CKCR^  
'在采集卡申请的缓存中，是按帧为单位的，每一帧包含奇偶场两场的数据 nz(q)"A  
'而该卡的硬件设置是按场采集，只需要读第一场的数据即可。 fQW_YQsb  
'所以要设置的缓存帧的大小是frameW*frameH*2，而一场的数据量为pFrameSize >PJtG]D  
&xBK\  
Public pFRAME(1 To FrameW, 1 To FrameH) As Byte wL-ydMIx  
Public pBuffer(1 To FrameW * FrameH * 2) As Byte 2'<=H76  
Public pWorkSpace(1 To FrameW * FrameH) As Long 2@3.xG  
Public Const pBufferSize As Long = FrameW * FrameH * 2 grCO-S|j^  
Public pGray(0 To 255) As Long '整幅图像的灰度直方图 Bq~hV;9nf  
gJ3OK !/  
Public hBoard As Long   '采集卡标识 xa{<R+LR  
Public mBufferAddr As Long  '缓存地址 ?l, X!o6  
Public BufferSize As Long  '缓存大小(字节) En,)}yI  
Public iCurrentCard As Long MO~~=]Y'  
Public CapStatus As Long 0i*'N ch#i  
Public iFrames As Long 12tJr
S*Z  
Public currentBr As Byte, currentContr As Byte RJRq` T|m  
S@}B:}2  
Public hMEM As Long, mStatus As Long Uc&6=5~Ys\  
Public Const hMemSize As Long = pFrameSize * 4 v=*Bb3dt  
Public hMemWork As Long ?wLdW1&PpX  
Public Const hMemWorkSize As Long = pFrameSize * 5 FS
`vK`'  
3cCK"kr  
r! .+XrYg  
`?]rr0.}hp  
'串口接收轨道衡数据 h-La'}>?  
Public WeightFromCom As String O| 1f^_S/  
Public bReceiveComplete As Boolean i'Y'H
I  
RF4$  
50`iCD  
Public Type GrayBMPHeader k~1 j/VHv  
  Tag As Integer jKj=#O
 
  FileLength As Long    '文件大小 Rct"\{V')n  
  Reserve1 As Long T1(j l)  
  DataOffset As Long    '图像数据偏移量 Cv>yAt.3  
  BMPHeaderSize As Long  '文件头长 3_L1Wm  
                        'length of the bitmap info header used to describe the bitmap colors, compression,… xz"Z3B  
                        'the following sizes are possible: ke}Y
2sB  
                        '28h - windows 3.1x, 95, nt, … b$?Xn{Y  
                        '0ch - os/2 1.x 29Z!p2{hk  
                        'f0h - os/2 2.x "B9[cDM&  
0\cnc^Z  
  ImageWidth As Long           '图像宽（像素数） bvipbf[m<  
  ImageHeight As Long          '图像高(像素数) \7,MZt  
  PlaneNumber As Integer  '图像层数 i!Dh&XT  
  bpp As Integer    'bits per pixels    '1 - monochrome bitmap B0)`wsb_  
                                        '4 - 16 color bitmap r*6"'W>c6  
                                        '8 - 256 color bitmap !f\?c7  
                                        '16 - 16bit (high color) bitmap aJ6#=G61l  
                                        '24 - 24bit (true color) bitmap 9U|<q  
                                        '32 - 32bit (true color) bitmap [;?"R-V"z  
  Compression As Long '压缩方法     '0 - none (also identified by bi_rgb) $bZu^d,  
                                    '1 - rle 8-bit / pixel (also identified by bi_rle4) &\1'1`N1  
                                    '2 - rle 4-bit / pixel (also identified by bi_rle8) egI{!bZg'\  
                                    '3 - bitfields (also identified by bi_bitfields) YgfSC}a
 
  IMAGESIZE As Long  '图像数据字节数 QGH h;  
  hResolution  As Long  '水平分辩率  像素数/米 /`+Hwdk  
  vResolution  As Long  '垂直分辩率 =de<WoKnu2  
  ColorsinBMP As Long   '图中所用的颜色。对256色图像总为0x100 /lLov.  
  ImportantColors As Long 8ji^d1 G,  
  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 1KTabj/C  
End Type t{R5 EU  
-XBKOybHBO  
!Tn0M;  
K,eqD<  
Public BMPHeader As GrayBMPHeader, BMP1 As GrayBMPHeader DO&+=o`"  
Public sRECT As RECT mW~i c  
cc|CC Zl  
h_&4p=SQ  
Public conn As ADODB.Connection =PNdP  
Public rsTrain As ADODB.Recordset Pqy-gWOv  
Public rsOperater As ADODB.Recordset X~v4
"|a  
Public rsGoods As ADODB.Recordset lx{.H,1
~  
Public rsGood2 As ADODB.Recordset ,4H;P/xsb  
Public rsSender As ADODB.Recordset IjG5X[@  
Public rsReceover As ADODB.Recordset r]k*7PK  
Public rsTrainTMP As ADODB.Recordset J
o{zy  
_m
9~*  
y)3~]h\a  
'打开采集卡 Ky[bX  
'设置参数 x7
"z(rKl  
'设置为实时单帧采集到缓存方式 5Noe/6  
'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 8^/+wa+G  
/x  
Dq/3E-y5  
Sub Main() 3y
TQ  
  Dim i As Integer, status As Long [1z{T(d
h  
     O9t=lrYV!  
   InitBMPinfo 6IEUJ
-M Z  
   '生成BMP文件头---该文件头是固定将pFRAME数组写成BMP文件 j|VXC(6P,  
    BMPHeader.Tag = &H4D42 DeOXM=&z  
    BMPHeader.ImageWidth = FrameW L]k*QIn:h  
    BMPHeader.ImageHeight = FrameH AH&9Nye8  
    BMPHeader.BMPHeaderSize = &H28 9?uqQ  
    BMPHeader.PlaneNumber = 1 5%<TF.;-J  
    BMPHeader.bpp = 8 ==]Z \jk  
    BMPHeader.Compression = 0 Mn]}s:v  
    BMPHeader.hResolution = &H1274   'Windows pBrush.exe的默认值,PhotoED.exe默值为0 29"mE;j  
    BMPHeader.vResolution = &H1274 / <JY:1|  
    BMPHeader.ColorsinBMP = 256 aG
Pqh,<QD  
    BMPHeader.ImportantColors = BMPHeader.ColorsinBMP YXF#c)#  
    BMPHeader.DataOffset = Len(BMPHeader) ow2M,KU6Z  
    For i = 0 To 255 0jR){G9+  
      BMPHeader.Pallate(i) = RGB(i, i, i) XnBm`vk?V!  
    Next i sA/,+a M  
    BMPHeader.IMAGESIZE = FrameH * FrameW w$gSj/  
    BMPHeader.FileLength = Len(BMPHeader) + BMPHeader.IMAGESIZE ~TYbP  
$brKl8P  
N0=-7wMk(Z  
    MoveMemory BMP1, BMPHeader, Len(BMPHeader) i{gDW+N  
     Bj@x$v#/^  
    BMP1.ImageWidth = FrameW f%2%T'Q  
    BMP1.ImageHeight = FrameH * 2 R{*_1cyW  
    BMP1.IMAGESIZE = BMP1.ImageWidth * BMP1.ImageHeight r_L u~y|  
    BMP1.FileLength = Len(BMP1) + BMP1.IMAGESIZE :3*`IB !  
^DBD63N"  
  '确定标志位置,为pilarX, pilarY确定初始值 h ZoC _\  
   PilarW = mkW \Y
*!f|=of  
   PilarH = mkH  '此两项为固定值 9[z'/U.Bn  
   PilarX = GetSetting(App.EXEName, "Mark", "MarkX", mkX) "@.Z#d|Y  
   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 RK?jtb=&A  
   W|;nJs:e  
   3PsxOb+  
  '连续采集记录文件 It%T7 X#  
  ' 建立一个缓冲区为页对齐方式的文件 jEUx q%BH  
  If Dir(TmpFile) <> "" Then [ZuVUOm  
    hFile = CreateFile(TmpFile, GENERIC_READ Or GENERIC_WRITE, _ za,
6du6  
     0&, 0&, OPEN_ALWAYS, FILE_FLAG_NO_BUFFERING, 0&) 8NnhT E  
    ' 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 XjX 2[*l  
    ' 而必须用setfilepointer函数调节与操作系统保留的文件指针。 #hIEEkCp +  
  Else /K f L+"^|  
    hFile = CreateFile(TmpFile, GENERIC_READ Or GENERIC_WRITE, _ O{~KR/  
     0&, 0&, CREATE_ALWAYS, FILE_FLAG_NO_BUFFERING, 0&) !6lOIgn  
  End If 5i6VZv  
  If hFile = 0 Then wY/bA}%  
    MsgBox TmpFile & ": File Open Error", vbOKOnly ]*0(-@  
    Exit Sub > 84e`aGE  
  End If vyE{WkZxR  
  '采集参数记录文件 _0K.Fk*(!  
hBCFile = FreeFile() *t^eNUA  
Open TmpFile + ".BC" For Binary Access Read Write As #hBCFile D>P;Izb  
   =tq1
ogE  
hMEM = VirtualAlloc(ByVal 0&, hMemSize, MEM_COMMIT, PAGE_READWRITE)  ’分配系统内容 "c6<zP  
If hMEM = 0 Then  Q.yb 4  
    fStatus = GetLastError 4iwf\#  
    MsgBox "内存分配错误: 错误代码 - " & Str(fStatus) & vbCrLf _ i&JpM]N  
     & "请向技术人员报告该错误代码。", vbOKOnly a_Jb>}  
    CloseHandle hFile iecWa:('  
    Exit Sub -!l^]MU  
End If GSP?X$E  
GjEqU;XBi  
hMemWork = VirtualAlloc(ByVal 0&, hMemWorkSize, MEM_COMMIT, PAGE_READWRITE) :WVSJ,. !  
If hMemWork = 0 Then Y.7}  
    fStatus = GetLastError (i\)|c/a7  
    MsgBox "内存分配错误: 错误代码 - " & Str(fStatus) & vbCrLf _ ((qGh>*  
     & "请向技术人员报告该错误代码。", vbOKOnly @a0Q0M  
     '释放已成功分配的内存 "rsSW3_  
    mStatus = VirtualFree(ByVal hMEM, hMemSize, MEM_DECOMMIT) sJOV2#r  
    mStatus = VirtualFree(ByVal hMEM, 0&, MEM_RELEASE) 8yn4}`Nc@  
     0 <
g{ V  
    CloseHandle hFile )Bo]=ZTJ^  
    Exit Sub gSb,s [p&+  
End If WVOoHH  
.@@an;C  
' Test writing Yr=8!iR$  
'WriteFile hFile, ByVal hMEM, ByVal 4096&, bytesRW, ByVal 0& "v5ElYG  
     ^+wk  
   '初始化采集卡参数 s'TY[   
   iCurrentCard = -1 opXDm\  
   hBoard = okOpenBoard(iCurrentCard) !~)90Z!  
   Debug.Print hBoard ZNi +Aw$u  
   If hBoard = 0 Then 7{4w
2)  
      ExitGrabber B_hPcmB  
      End SyAo, )j  
   End If H37QgApB  
   okGetBufferSize hBoard, mBufferAddr, BufferSize t U{\ev$x  
   If mBufferAddr = 0 Then n&$/Q$d&  
     MsgBox "缓存不存在！" e9 *lixh  
     ExitGrabber 5Dd:r{{ Q  
   End If fH[Wkif  
   Debug.Print Hex(mBufferAddr), Hex(BufferSize) q (gjT^aN  
   $C uR}g  
   z|I0-1tAK  
   currentBr = 128: currentContr = 128 !.*iw k`  
   '设置视频输入参数 }-74f  
   okSetVideoParam hBoard, VIDEO_SOURCECHAN, 1 'Video2 UU[H@ym
#  
      ' lParam=0,1.. Comp.Video; 0x100,101...to Y/C(S-Video), 0x200,0x201 to RGB Chan.Input 2L:$aZ  
   okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 "Kq>#I'%W  
   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 D^|9/qm$  
   okSetVideoParam hBoard, VIDEO_RGBFORMAT, FORM_GRAY8 '8位灰度模式 )&:L'N  
   okSetVideoParam hBoard, VIDEO_TVSTANDARD, 0 'PAL制式 4^[ /=J}  
   okSetVideoParam hBoard, VIDEO_SIGNALTYPE, &H10000 '逐行（低字）同步开槽（高字） .%IslLZ  
   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) tF^g<)S;t  
   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) >OK#n)U`  
   okSetVideoParam hBoard, VIDEO_FREQSEG, 0 ' 低频部分信号 t!jYu<P  
   gX^ PSsp  
   '设置采集参数 ~g7m3  
   okSetCaptureParam hBoard, CAPTURE_INTERVAL, 0  '逐帧 QXs8:;T  
   okSetCaptureParam hBoard, CAPTURE_CLIPMODE, 2 '裁剪方式 ywOmQc Z  
   okSetCaptureParam hBoard, CAPTURE_BUFRGBFORMAT, FORM_GRAY8  '8位灰度 =G4u#t)  
   okSetCaptureParam hBoard, CAPTURE_HARDMIRROR, 0 '不作镜像变换 d*2u}1Jo8  
   okSetCaptureParam hBoard, CAPTURE_FRMRGBFORMAT, FORM_GRAY8 '帧存格式 Z5$fE7ba+  
   okSetCaptureParam hBoard, CAPTURE_SAMPLEFIELD, 0 ' 逐场采集 V#L'7">VP  
   okSetCaptureParam hBoard, CAPTURE_HORZPIXELS, 944  '水平像素数 PAL制式固定值 DHv2&z H  
   okSetCaptureParam hBoard, CAPTURE_VERTLINES, 625 '垂直线数 JGis "e  
   okSetCaptureParam hBoard, CAPTURE_SEQCAPWAIT, 0 '不等结束立即返回 b1xpz1  
   'okSetCaptureParam hBoard, CAPTURE_BUFBLOCKSIZE, FrameW + FrameH * 2 * &H10000 pM9yOY  
   'Buffer Block Size不用设置，而用okSetTargetRect函数进行动态调节 TcJ$[  
   0elxA8Z~e  
   ?`H[u7*%  
   okCloseBoard hBoard RU|X*3";T  
   Sleep 50 <!F3s`7~  
   hBoard = okOpenBoard(iCurrentCard)   '关闭后重新打开使新的设置值生效 &<Zdyf?[Ou  
   , 5{$+  
   '设置数据传送方式 aBxiK[[`  
   'okSetConvertParam hBoard, CONVERT_FIELDEXTEND, FIELD_COPYEXTEND '逐行并扩展行 \x(^]/@  
   '该设置对本程序无意义，因为程序直接用CopyMemory方法读缓存，而扩展行方式是在用采集卡内置函数读RECT过程中实现的。 b
# u8\H  
   a.q;_
5\5`  
   sRECT.Right = -1   '用于获得当前设置值 dw9Tf^V  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) >?I/;R.-  
   Debug.Print sRECT.Left, sRECT.Right, sRECT.Top, sRECT.Bottom nR[^|CAR  
   Debug.Print okSetCaptureParam(hBoard, CAPTURE_BUFBLOCKSIZE, -1)  'FrameW + FrameH * &H10000 {~'H  
   sRECT.Left = 0 R
5(F)abi  
   sRECT.Top = 0 at| \FOKj  
   sRECT.Right = sRECT.Left + FrameW epkD*7  
   sRECT.Bottom = sRECT.Top + FrameH * 2 dxCPV6 XI  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) -uj3'g(;w  
   6]n/+[ ks  
   sRECT.Right = -1   '检查新设置值 [9AM\n>g  
   iFrames = okSetTargetRect(hBoard, BUFFER, sRECT) JhP\u3 QE  
   Debug.Print sRECT.Left, sRECT.Right, sRECT.Top, sRECT.Bottom :^#vxdIC?  
   Debug.Print Hex(okSetCaptureParam(hBoard, CAPTURE_BUFBLOCKSIZE, -1)) ezUQ> e  
   e>AXXUEf  
   If TESTSignal = False Then 8
vSIf+  
      'ExitGrabber pawl|Z'Ez  
   End If E{%SR  
   Juu+vMn1  
   g*J@[y;  
   YG`?o  
   '设为实时采集状态 Vm,,u
F  
   'iFrames = okCaptureActive(hBoard, BUFFER, 0&) N}x9N.  
   o_$&XNC_  
   !),t"Ae?>  
   '单帧采集 )M:)y  
   'okWaitSignalEvent hBoard, EVENT_FRAMEHEADER, -1 {[W(a<%bXm  
   'iFrames = okCaptureSingle(hBoard, BUFFER, 0&) N 9LgU)-Jt  
   okCaptureTo hBoard, BUFFER, 0, 1 'single A[)C: q,  
   'Do While okGetCaptureStatus(hBoard, False) <> 0 C6]OAUXy:F  
   '   Sleep 20 4x=(Zw_X  
   'Loop  to>  
   okGetCaptureStatus hBoard, True ?:uNN  
   MoveMemory pFRAME(1, 1), ByVal mBufferAddr, pFrameSize 4-^[%&>}  
   '写入768*576测试图象 .T8K-<R  
   ArrayToBMP TmpBMP "VTF}#Uo  
   ykmv'a$-4  
   '打开数据库 J+ts  
   Set conn = New ADODB.Connection Dpv
rMI~I_  
   conn.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;" & _ pRrHuLj^  
      "Persist Security Info=False;Data Source=" & "c:\train\train.mdb" & _ 59lj7  
      "; Mode=Read|Write" w7 *V^B  
   conn.Open ||Y<f *  
   Ee)xnY%(  
   frmRecord.Picture1.Picture = LoadPicture(TmpBMP) ~*-qX$gr  
   frmRecord.Visible = True S&wzB)#'  
   frmQuery.Visible = True hqD qt"dKz  
   Load frmReceiveFromComm T$mbk3P  
   'SV7$,mK@  
   '调试参数 EI1? GB)b  
   If InStr(UCase(Command()), "/CAPTURE") > 0 Then 8:dQ._#v  
     SignalBox.Visible = True x+7*ADKb  
   End If #]Y*0Wzpfn  
   If InStr(UCase(Command()), "/COMM") > 0 Then jDX>izg;V  
     frmReceiveFromComm.Visible = True v0LGdX)/Y  
   End If 5JSrrpGr
 
Wekqn!h  
End Sub nB] Ia?  
:FHA]oec1  
Sub ExitGrabber() g)1X&>  
  '关闭数据库 +~ 35G:&:  
  '关闭采集卡 !YE zFU`L  
  mStatus = VirtualFree(ByVal hMEM, hMemSize, MEM_DECOMMIT) D(\$i.,b2  
  mStatus = VirtualFree(ByVal hMEM, 0&, MEM_RELEASE) 5k$vlC#[H  
  mStatus = VirtualFree(ByVal hMemWork, hMemWorkSize, MEM_DECOMMIT) `q_<Im%I  
  mStatus = VirtualFree(ByVal hMemWork, 0&, MEM_RELEASE) fzPZ|  
  okStopCapture hBoard JN(-.8<  
  okCloseBoard hBoard d1G8*YO@  
  CloseHandle hFile {dzoEM[ 1s  
  Close #hBCFile BJy;-(JP  
  conn.Close T1bd:mC}n  
  End L;/n!k.A  
End Sub fYX<d%?7  
eV2mMSY  
Function ArrayToBMP(ByVal File As String) =w%Oa<  
Dim BytesWrite As Long ej^3YNh&  
!
Zjq9{t\"  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, 0&, 0&, _ H=~9CJ+tc  
  CREATE_ALWAYS, 0&, 0&) k\aK?(.RC7  
3CZS)  
If hTmpFile = 0 Then +@:L|uFU  
   ArrayToBMP = False /XbW<dfl  
   Exit Function  #fDs[  
End If k;KdW P  

Mu&x_&|  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN fk{0d  
WriteFile hTmpFile, BMPHeader, 2&, BytesWrite, ByVal 0& m4m<nnM  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN Dl,`\b@Fw3  
WriteFile hTmpFile, BMPHeader.FileLength, Len(BMPHeader) - 2, BytesWrite, ByVal 0& '*T]fND4  
uQ3[Jz`y  
SetFilePointer hTmpFile, Len(BMPHeader), 0&, FILE_BEGIN @dEiVF`4:  
WriteFile hTmpFile, pFRAME(1, 1), pFrameSize, BytesWrite, ByVal 0& #/70!+J_UF  
H"Dn]$Q\Z  
If BytesWrite < pFrameSize Then AK@L32-S  
  ArrayToBMP = False 93o;n1
rS  
End If |He=LQ}0  
"rNL `P7  
CloseHandle hTmpFile ]?K. S6  
Ed-M7
#wY  
End Function lm0N5(XP  
/nQ`&q  
Function ArrayToBMP1(ByVal File As String) 0xMj=3']  
$[ z y  
Dim BytesWrite As Long RE"^ )-  
i$uN4tVKT  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, FILE_SHARE_READ Or FILE_SHARE_WRITE, 0&, _ $kPHxD!"  
  CREATE_ALWAYS, 0&, 0&) >*1}1~uU`'  
DL8x":;  
If hTmpFile = 0 Then ^?Gm rHC)  
   ArrayToBMP1 = False ,hRN\Kt)p  
   Exit Function caq} &A]C  
End If XKU=oI0\j  
6QZp@  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN >: Wau  
WriteFile hTmpFile, BMP1, 2&, BytesWrite, ByVal 0& ;rHO
&(h-  
D1T@R)j  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN K7(MD1tk  
WriteFile hTmpFile, BMP1.FileLength, Len(BMP1) - 2, BytesWrite, ByVal 0& ^jSsa  
7~UR!T9  
SetFilePointer hTmpFile, Len(BMP1), 0&, FILE_BEGIN ,wj"! o#  
WriteFile hTmpFile, pBuffer(1), pBufferSize, BytesWrite, ByVal 0& VaLs`q&3>  
eV};9VJ$F  
If BytesWrite < pBufferSize Then ?Bx./t><  
  ArrayToBMP1 = False -x*2t;%z{U  
End If >)**khuP7  
Es4qPB`g.  
CloseHandle hTmpFile o\=n4;S  
JAjku6  
End Function ] d?x$>  
8%:]W^  
'使用该过程建立的文件要求在用后关闭 K$[$4 dX]  
Public Function ArrayToBMP2(File As String) As Boolean yVJ%+d:6  
WAPhv-6  
Dim BytesWrite As Long z5 m> H;P  
j*R,m1e8  
ArrayToBMP2 = True p]T"|!d  
J/x2qQ$9  
hTmpFile = CreateFile(File, GENERIC_READ Or GENERIC_WRITE, FILE_SHARE_READ Or FILE_SHARE_WRITE, 0&, _ AkBMwV  
  CREATE_ALWAYS, FILE_ATTRIBUTE_TEMPORARY, 0&) P'$ `'J]j  
CIC
[1,  
If hTmpFile = 0 Then @cD uhK"U}  
   ArrayToBMP2 = False i$^ZTb^  
   Exit Function Wf26  
End If egR-w[{  
'7)"  
SetFilePointer hTmpFile, 0&, 0&, FILE_BEGIN NXk!qGV2  
WriteFile hTmpFile, BMPHeader, 2, BytesWrite, ByVal 0& !0}\&<8/m  
`V!>J1x  
SetFilePointer hTmpFile, 2&, 0&, FILE_BEGIN <4 8<86TP  
WriteFile hTmpFile, BMPHeader.FileLength, Len(BMPHeader) - 2, BytesWrite, ByVal 0& LKF/u` 0dP  
0L-!! c3  
SetFilePointer hTmpFile, Len(BMPHeader), 0&, FILE_BEGIN =Lp7{09u  
WriteFile hTmpFile, pFRAME(1, 1), pFrameSize, BytesWrite, ByVal 0& zI;0&  
~)]} 91p  
If BytesWrite < pFrameSize Then q3w1GD  
  ArrayToBMP2 = False ULqoCd%bK  
End If nsuX*C7  
xge7r3i  
CloseHandle hTmpFile g@
ith&*=h  
[(mlv42"  
End Function 8Ogv9  
$)Bg JDr  
Private Function TESTSignal() As Boolean |U'I/A  
Dim extsign As Long, videotype As Long, scanlines As Long, fieldfrq As Long ^QXbJJ  
Y3U9:VB  
extsign = okGetSignalParam(hBoard, SIGNAL_VIDEOEXIST) 
H`QQG!  
D-p.kA3MJ  
If extsign = 1 Then 5Rv+zQ#GR  
   TESTSignal = True ^A_;#vK  
Else {8RFK4! V@  
    If extsign = 0 Then 0\QR!*'$  
        MsgBox "无视频输入信号，检查摄像机电源！", vbOKOnly nms8@[4-  
        TESTSignal = False ?&+9WJ<M  
        Exit Function +0$/y]k  
    End If mI1H!  
End If *C

|  
3lxc4@Zmd  
'测试视频输入类型 YA]5~ZE\  
'video type 6p;m\  
okWaitSignalEvent hBoard, EVENT_ODDFIELD, 40 >bo'Y9C  
videotype = okGetSignalParam(hBoard, SIGNAL_VIDEOTYPE) 9J-b6,  
If videotype = 1 Then fxQN+6;  
        '"隔行信号(Interlaced)" Sus;(3EX  
Else 3`.P'Fh(k  
   If videotype = 0 Then 2\<.0  
       '"逐行信号(Non-interlaced)" 
^"8wUsP  
   Else % ZU/x d  
     If videotype = -1 Then Ri*3ySyb  
       ' "不支持" b7:
0#l$  
     End If 19e
8
 
   End If N:5[,O<m_  
End If Tny>D0Z#  
rRF AD{5)  
'测试垂直扫描线数 P5
<vf  
'video scanlines R W/z1  
scanlines = -1 }?8uH/+ZA  
scanlines = okGetSignalParam(hBoard, SIGNAL_SCANLINES)  ZI>km?w  
    If scanlines = -1 Then W7No
ls{  
        ' "不支持" L@Nu/(pB=  
    Else 9WG{p[  
        'Trim(Str(ScanLines)) + " 行数/幅" >]D4Q<TY  
    End If [\z/Lbn ,.  
qOhO qV  
'测试帧频 B9dt=j3j2  
'video field frequency ts~{w;c  
    fieldfrq = okGetSignalParam(hBoard, SIGNAL_FIELDFREQ) RVw9Y*]b  
    If fieldfrq = -1 Then qCQ./"8  
        'lblSignal(8) = "不支持" ;3'N
Mk  
    Else gXFWxT8S  
        'lblSignal(8) = Trim(Str(FieldFRQ)) + " 场数/秒" |AZ
W9  
    End If *?p|F&J  
End Function Qx3eL fm  
&"Ux6mF-"  
3,X/,'  
Sub PicIdentify() {Tp2H_EG  
'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
v w>jJ  
'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 Rd*[ %)  
'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 HfNDD|Zz  
'方法：对立柱标志区进行平均值二值化，面积为32*40，亮区（255）与暗区（0）的亮度平均值理论差大于200倍，实际差值应不小于100倍 W&Y"K)`  
LJlZ^kh  
  Dim fPTR As Long, cFrame As Long X@2-*so<
 
  Dim i As Long, j As Integer, pTotal As Long, pAV As Integer
J;R v ~<7  
     Zo-$z8  
G@ \Pi#1  
cFrame = 0 F=a+z/xKT  
je,}_:7  
7;:#;YSha  
Do While cFrame < tFrames tfO#vw,@  
   <c N~jv-w$  
  fStatus = SetFilePointer(hFile, cFrame * pFrameSize, 0&, FILE_BEGIN) }WLh8i?_  
  fStatus = ReadFile(hFile, ByVal hMEM, ByVal pFrameSize, bytesRW, ByVal 0&) .d<W`%[  
  MoveMemory pFRAME(1, 1), ByVal hMEM, pFrameSize +~zXDBS9  
   ~`MS~,,  
  frmRecord.RText.Text = Str(cFrame) %r{3wH#D@  
  frmRecord.RText.Refresh 7*o*6,/  
       K,ej%Vtz  
  If CheckMark = True Then 8T[ 6J{|C  
   ArrayToBMP TmpBMP : esg(  
   frmRecord.Picture1.Picture = LoadPicture(TmpBMP) YvL?j  
   frmRecord.RText.Text = "第" & Str(cFrame) & "帧" Y$>-%KcKeI  
   $rB3m~c|  
   DrawSlice :* 514N  
   xb
2?lL]  
   'i = MsgBox("检测到立柱：第" & Str(cFrame) & "帧", vbYesNo) tl yJ mdl  
   'If i = vbNo Then T.e.{yO  
   '  Exit Do [IZM.r`Z  
   'End If N3BL3:@O  
   'cFrame = cFrame + 1 u
YI@9U  
   }ET,ysa  
  End If ,~PYt*X4  
  DoEvents ;U=q-tb  
  cFrame = cFrame + 1 c~}l8M%  
Loop )Q;97 8:  
End Sub M)-6T{[IT  
>pyj]y^3  
Njc%_&r  
Function CheckMark(Optional iBlk As Integer = 30, Optional iWhite As Integer = 230) As Boolean Z3KO90O!8  
"Y:/= Gx  
'如标志区模式反差存在则为TRUE，否则返回FALSE p&p.Q^"ok  
NcS.49  
Dim i As Integer, j As Integer, mTotal As Long, mAV As Single, mTop As Long, mBot As Long &7mW9]  
CheckMark = True dIweg=x  
   E\7 m<'R  
'复制标志区 ;zTuKex~  
For i = 1 To mkH =JLh?Wx  
   MoveMemory MKpilar((i - 1) * PilarW + 1), pFRAME(PilarX, PilarY + i), PilarW AEirj /  
Next i R9vT[{!i  
$"JpFT  
For j = 1 To PilarW * PilarH / 2 NR%Y+8^M  
   mTop = mTop + MKpilar(j) H;ZHqcUX  
Next j 0rSIfYZa  
\`.F\Z  
For j = PilarW * PilarH / 2 + 1 To PilarW * PilarH {16< ^  
   mBot = mBot + MKpilar(j) pE]?x$5U  
Next j #U7_a{cn"M  
)P&9A)8  
mTop = mTop / PilarW / PilarH * 2 y8Xv~4qQW  
mBot = mBot / PilarW / PilarH * 2 5i6
hp;=  
>B -q@D  
mAV = (mTop + mBot) / 2 + (mBot - mTop) / 4 '标志区平均亮度 AIl4]F5I  
'vV$]/wBF  
'平均值极值化 jF ^5}5U  
  For j = 1 To PilarH * PilarW od<b!4k~s  
    MKpilar(j) = IIf(MKpilar(j) > mAV, 255, 0) <~emx'F|  
  Next j }3
m0AQ;K  
   I`RBj`IF  
mTop = 0: mBot = 0 vE, 37  
For j = 1 To PilarH * PilarW / 2 \kIMDg3}  
  mTop = mTop + MKpilar(j) =v~1qWX  
Next j shC;hR&;  
:t$aN|>y  
For j = PilarH * PilarW / 2 + 1 To PilarH * PilarW n^(A=G  
  mBot = mBot + MKpilar(j) v9RW5  
Next j *V^ #ga#A  
%y[1H5)3<  
=s97Z-  
  mTop = mTop / PilarH / PilarW * 3 ;^u*hZN[Up  
  mBot = mBot / PilarH / PilarW * 3 M
hEw _{?  
   hn)a@  
D87|q4  
If mBot > iWhite And mTop < iBlk Then 4R%*Z~  
  CheckMark = True {QaNAR
=)  
Else P,pnga3Wu  
  CheckMark = False H!IshZfktn  
End If 2C^B_FUg|]  
End Function LE^G&<!  
PaB!,<A  
Sub Capture1Frame() o}Cq.[G4
k  
   okCaptureTo hBoard, BUFFER, 0, 1 'single +t)n;JHN  
   okGetCaptureStatus hBoard, True ^n.WZUk  
   MoveMemory pFRAME(1, 1), ByVal mBufferAddr, pFrameSize ws/63d
*  
End Sub 1nhtM
 
5~ 'Ie<Y_  
*ZSdl0e  
Sub CopyMark(iBlk As Integer, iWhite As Integer) A~(l{g  
'复制标志区并返回标志区暗区与亮区的亮度平均值 <G8w[hs  
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 Gi6T["  
   @ez Tbc3
 
'复制标志区 NmIHYN3  
For i = 1 To mkH vEe NW  
   MoveMemory MKpilar((i - 1) * PilarW + 1), pFRAME(PilarX, PilarY + i), PilarW hqSJ(gs{  
Next i 4 {GU6v)f  
4\5uY  
For j = 1 To mkW * mkH / 2 {U!St@  
   mTotal = mTotal + MKpilar(j) X<OSN&d  
Next j t=euE{c  
XEM'}+d  
iBlk = mTotal / (mkW * mkH / 2)  '标志区上部白区平均亮度 S]3Ev#
>  
?dZt[vAMn  
mTotal = 0 `D5HC  
For j = mkW * mkH / 2 + 1 To mkW * mkH O%!5<8Xrb  
   mTotal = mTotal + MKpilar(j) ?NNn:tiD  
Next j ~3h-jK?
 
'(&%O8Yi  
iWhite = mTotal / (mkW * mkH / 2) '标志区下部黑区平均亮度 (WlIwKP  
6&U+6gb  
'背景亮度 ZUXr!v/R:1  
  MoveMemory BsLine(1), pFRAME(1, 1), 4 * FrameW .3pbu
U  
  For i = 1 To 4 * FrameW +A_J1iJ<  
    bsTotal = bsTotal + BsLine(i) ,38Eq`5&W  
  Next i HG>j5  
  bsAV = bsTotal / FrameW / 4 I8  
u0`o A  
End Sub 5x2Ay=s  
/nx'Z0&+X  
:7N3N  
Sub AdjIMGbright(Optional bInit As Boolean = True) L *[K>iW  
w
RNroQ  
  '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） CDy^UQb  
  '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 lt'I,Xt  
  '            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 CR<`ZNuWz  
     xh@-g|+g  
  Dim bsTotal As Long, i As Integer, iBlack As Integer, iBright As Integer PG5- ;i/  
   0pe3L  
  '按标准亮度与对比度采集一帧，确定背景亮度 w>?Un,K  
  currentContr = 128   '初始对比度 _cDF{E+;  
  currentBr = 128   '初始亮度 u8zbYd3  
  okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 }}{!u0N},V  
  okSetVideoParam hBoard, VIDEO_CONTRAST, currentContr '对比度 ,FQdtNMap  
  DoEvents >ndJNinV  
  Capture1Frame IputF<p  
  '获得图像上缘4行象素 }S_oH9A  
  MoveMemory BsLine(1), pFRAME(1, 1), 4 * FrameW w[Gh+L30=5  
  CopyMark iBlack, iBright   '图像标志区亮度 mZk0@C&:6  
  For i = 1 To 4 * FrameW 1m<Rw I3s  
    bsTotal = bsTotal + BsLine(i) qUF'{K   
  Next i 4R+.N  
  bsAV = bsTotal / FrameW / 4    '图像上缘基线亮度 ]Z<_ "F  
   c/W=$
3  
  Select Case bsAV f5RE9%.#~  
     Case 0 To 60    '夜间通过灯光照明,完全没有背景 u?+bW-D'd  
       currentBr = 150 Fr?z"  
       currentContr = 60 c2SC|s]  
     Case 61 To 80   '有可见背景 DmqX"x%P  
       currentBr = 140 dpZ;l 9  
       currentContr = 70 t-%Q`V=[  
     Case 81 To 100  '有清晰背景 Q'apG)0I  
       currentBr = 128 -7 >)i  
       currentContr = 80 n;XW
MY  
     Case 100 To 150  '有明亮背景 {0\,0*^p  
       currentBr = 140                '5:30-6:00钟实测数据 {43yb_B(  
       currentContr = 50 r4_eTrC,  
     Case 151 To 180 )QKf7 [:  
       currentBr = 130 )n7l'}o?+  
       currentContr = 60 &7?R+ZGo  
     Case 181 To 220  '背景全为白色 {-zMHVw=}  
       currentBr = 110   \J^  
       currentContr = 130 OV CR0  
     Case 221 To 255  '背景全为白色 JeH;v0  
       currentBr = 100 -PB[-CX  
       currentContr = 100 vy@rQC %9  
  End Select yTM{|D]$(  
   w&&2H8  
  Select Case (iBlack + iBright) / 2   '图像反射光强度修正 l":c  
        Case 100 To 150 .?C%1a&_l  
          currentBr = currentBr - 10 T0HuqJty  
        Case 151 To 255 }WFf''Z-  
          currentBr = currentBr - 20 EEy$w1ec  
  End Select Aez2*g3  
   Hq&"+1F  
  okSetVideoParam hBoard, VIDEO_BRIGHTNESS, currentBr '亮度 Tq<2`*Qs  
  okSetVideoParam hBoard, VIDEO_CONTRAST, currentContr '对比度 8am`6;O:!  
End Sub d?idTcgs  
05\dl  
Sub CopyCorner(rowID As Integer, diffL As Integer, diffR As Integer) 1nj(hg  
    Dim i As Integer, j As Integer, L1 As Long, L2 As Long, R1 As Long, R2 As Long Z*{] ,  
     $*[{J+t_  
    For i = 1 To 8 <T?oKOD ]  
      MoveMemory LeftBK((i - 1) * 128 + 1, rowID), pFRAME(1, i), 128& {WN(&eax  
      MoveMemory RightBK((i - 1) * 128 + 1, rowID), pFRAME(640, i), 128& JM$.O;y -  
    Next i H!e 3~+)  
     j{VGClb=T  
    For j = 1 To 1024 "LhUxnll  
      L1 = L1 + LeftBK(j, 0) mumXUX  
      L2 = L2 + LeftBK(j, 1) <{(/E0~V/<  
      R1 = R1 + RightBK(j, 0) wy1X\PJjH  
      R2 = R2 + RightBK(j, 1) ytEC  
    Next j 4tA_YIv  
    diffL = Abs(L1 - L2) / 1024 &UHPX?x  
    diffR = Abs(R1 - R2) / 1024 G* %t'jX9  
End Sub }|)R   
+WJ(QZEhD  
Function CheckSlice() As Boolean 6bc337b  
  CopySlice avSL, avSLR, avSLL lB8il2&  
  If Abs(avSL - avSLL) > (Abs(avSLL - avSLR) + 5) * 4 Then oj.A,Fh  
    CheckSlice = True UsVMoX^  
  Else JD>d\z2QC  
    CheckSlice = False %rQuBi# 1f  
  End If DbX{#4lx  
End Function mbl]>JsQD  
+y+"F yl  
Sub CopySlice(avSL As Integer, avSLR As Integer, avSLL As Integer) s,VXc/  
  Dim i As Long, j As Long, total As Long, totalL As Long, totalR As Long -php6$|  
  For i = 1 To FrameH qKS;x@  
    MoveMemory Slice(1, i), pFRAME(sPos, i), sSize UQCo}vM  
    MoveMemory SliceL(1, i), pFRAME(sPosL, i), sSize |rRO@18dA  
    MoveMemory SliceR(1, i), pFRAME(sPosR, i), sSize }`VDD?M  
  Next i @=S}=cl  
  For i = 1 To FrameH ^yviV Y  
    For j = 1 To sSize u?ek|%Ok  
       total = total + Slice(j, i) I&c ~8Dw  
       totalL = totalL + SliceL(j, i) )-rW&"{U  
       totalR = totalR + SliceR(j, i) H14Ic.&  
    Next j KP;(Q+qTx  
  Next i !{,F~i9  
  avSL = total / FrameH / sSize _gNz9$S  
  avSLR = totalR / FrameH / sSize q
=HHNjj8  
  avSLL = totalL / FrameH / sSize 4wzlJ19E(  
End Sub 59uwB('|lH  
7
"X>?@  
Sub DrawSlice() [a[/_Sf{  
   frmRecord.Picture1.Line (sPosL, 0)-(sPosL + sSize, FrameH), RGB(255, 0, 0), B 
:S@1  
   frmRecord.Picture1.Line (sPos, 0)-(sPos + sSize, FrameH), RGB(0, 255, 0), B 2Tav;LKX  
   frmRecord.Picture1.Line (sPosR, 0)-(sPosR + sSize, FrameH), RGB(0, 0, 255), B vQVK$n`  
   frmRecord.RText.Text = Str(avSLL) & "/" & Str(avSL) & "/" & Str(avSLR) Myat{OF  
End Sub \h
<BDk*  
Sub DrawMark(pic As Control) XhzGLYb~I`  
   Dim i As Long, j As Long fpyz'   
   pic.Line (PilarX, FrameH - PilarY)-(PilarX + PilarW, FrameH - PilarY - PilarH / 2), RGB(255, 0, 0), B l2%bF8]z  
   pic.Line (PilarX, FrameH - PilarY - PilarH / 2 - 1)-(PilarX + PilarW, FrameH - PilarY - PilarH), RGB(0, 0, 255), B Cm$1$?J  
   For i = 1 To PilarH mwv(
j_  
     For j = 1 To PilarW f},oj4P\  
       pic.PSet (PilarX + PilarW + 10 + j, FrameH - PilarY - i), RGB(MKpilar((i - 1) * PilarW + j), 0, 0) oj,lz?  
     Next j R$k
piqK  
   Next i MWk:sBCqr  
End Sub _&3<6$}i"  
vY|^/[x#B  
Function avIMG() As Integer jd`},X/  
  Dim i As Long, j As Long, totalIMG As Long X8eJ4%  
  MoveMemory pBuffer(1), pFRAME(1, 1), pFrameSize UCrh/bTm  
  For i = 1 To pFrameSize PQW(EeQ  
    totalIMG = totalIMG + pBuffer(i) fBtm%f  
  Next i TOF '2&H  
  avIMG = totalIMG / pFrameSize iL{M+Ic  
End Function k#TYKft  
wu<])&F  
Function avRegion(barCol As Integer, barWidth As Integer) As Integer 6~:Sgt nU  
  Dim i As Long, j As Long, totalIMG As Long iJFs0?*  
  For i = 1 To FrameH UAF<m1  
     MoveMemory pBuffer((i - 1) * barWidth + 1), pFRAME(barCol, i), barWidth :m=m}3/:  
  Next i stl 1QO(h  
  For i = 1 To FrameH * barWidth {@}?k s5  
    totalIMG = totalIMG + pBuffer(i) tqPx$s  
  Next i W_O)~u8  
  avRegion = totalIMG / pFrameSize 6!iJ;1PeE  
End Function /T^ JS  

一共这么多文件。 |6:=}dE#[  
gMWBu~;!  
这是我用VB写出的最大的程序，也是用API最多的。

拍下的火车 5/",<1  
第6车皮 6[qA`x#  

F+UG'4%  
>$677  
第9车皮 yAT^VRbv  
}*]B-\>  
  

从这里里分离出来的。

A$0H .F>  
ha@L94Lq  
这个地方现在已经变化很大了。以前紧靠山东农科院的实验田

下一次练手，也是VB，不过只是用CCD测量济钢中板车间轧机出来的板的宽度。
hDP/JN8y  
kNqS8R|  
这一次，我自己做了一个二进制的尺子，用CCD在一个盒子里读尺。

继续填 BotNET 或Pynthon? 有没有XDJMs接龙啊 ？ 7*Qk`*Ii  
y4Z&@,_{  

继续填个坑： ]Y6cwZOe  
m42T9wSsx  
用VBA控制WORD自己修订学生毕业文的格式。 6K cD&S/