readdata.cpp

1581usb的pc端通讯例程

// ReadData.cpp : implementation file
//

#include "stdafx.h"
#include "LPTDLL.h"
#include "ReadData.h"
#include "MessageDefine.h"
#include "EasyISP1581ExB.h"


#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CReadData

extern CString filename;


IMPLEMENT_DYNCREATE(CReadData, CWinThread)

CReadData::CReadData()
{
m_AlreadyData=false;	
}

CReadData::~CReadData()
{
}

BOOL CReadData::InitInstance()
{
	// TODO:  perform and per-thread initialization here

	return TRUE;
}

int CReadData::ExitInstance()
{
	// TODO:  perform any per-thread cleanup here
	return CWinThread::ExitInstance();
}

BEGIN_MESSAGE_MAP(CReadData, CWinThread)
	//{{AFX_MSG_MAP(CReadData)
		// NOTE - the ClassWizard will add and remove mapping macros here.
	//}}AFX_MSG_MAP
	ON_MESSAGE(MESSAGEWRITE,WriteData)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CReadData message handlers





void CReadData::WriteData(WPARAM wParam, LPARAM lParam)
{
char temp [80],cc[80];
	int nResult=0;
	int nBytes = 0;
    ULONG  repeat, loopcounter = 0;
	UINT totaltoTx=0, toTxNow=0, exitFlag=0;
	struct CThreadParam * threadParam;
	unsigned char *pcIoBuffer;
	unsigned char *picbuffer;
	BITMAPFILEHEADER bitmapfileheader;
	BITMAPINFOHEADER bitmapinfoheader;
	DWORD curtime;
	int nflag=0;
	////////////////////////////////////////////////////////////////
	CFile fDataOut;
	CFile fDataOut1;
//	CString filename;
//	filename.Format("picture%d.bmp",wParam);
	nResult=Ex_Vender_ScanOrPrint(0x01,MAX);
 	if(nResult==0){
		picbuffer = new unsigned char[MAX*3];
		pcIoBuffer = new unsigned char[MAX];
		fDataOut.Open(filename, CFile::modeCreate | CFile::modeWrite,NULL) ;
		bitmapfileheader.bfType=0x4d42;
		bitmapfileheader.bfSize = 3686454;
		bitmapfileheader.bfOffBits = 54;
		
		bitmapinfoheader.biBitCount = 24;
		bitmapinfoheader.biWidth = 1280;
		bitmapinfoheader.biHeight = 960;
		bitmapinfoheader.biPlanes = 1;
		bitmapinfoheader.biClrImportant = 0;
		bitmapinfoheader.biClrUsed = 0;
		bitmapinfoheader.biCompression = 0;
		bitmapinfoheader.biSize = 40;
		bitmapinfoheader.biSizeImage = 3686400;
		bitmapinfoheader.biXPelsPerMeter = 0x0ec4;
		bitmapinfoheader.biYPelsPerMeter = 0x0ec4;
		fDataOut.Write(&bitmapfileheader,14);
		fDataOut.Write(&bitmapinfoheader,40);		
	
		totaltoTx = MAX;		
		if(totaltoTx>MAX)
		{
			totaltoTx = totaltoTx -MAX;
			toTxNow =MAX;
		}
		else
		{
			toTxNow = totaltoTx;
			exitFlag=1;
		}
		nBytes=Ex_ReadData(2,pcIoBuffer,toTxNow,1000);
		/////////////////////////////////////
		fDataOut.Write(pcIoBuffer,MAX);		
		
		long i,j,k;
		BYTE R,G,B;
		k=0; 
		long kl,kp;         
		
		kp=0;
		int line=960,row=1281;
		
		//////////////////图像显示部分	
		
		for(i=2;i<line-2;i++)      //482 Line
			//	for(i=2;i<500;i++)
		{   
			
			for(j=2;j<row-2;j++)     //642 ROW
				//for(j=2;j<500;j++)
			{
				if(i%2==1 && j%2==1)
				{
					//if(  abs( *(pcIoBuffer+(i-1)*1000+j-1) - *(pcIoBuffer+(i-1)*1000+j+1)>abs(*(pcIoBuffer+(i+1)*1000+j-1)-*(pcIoBuffer+(i+1)*1000+j+1)))
					R=(*(pcIoBuffer+(i-1)*row+j-1)+*(pcIoBuffer+(i-1)*row+j+1)+*(pcIoBuffer+(i+1)*row+j-1)+*(pcIoBuffer+(i+1)*row+j+1))/4;
					
					if(  abs( *(pcIoBuffer+(i-2)*row+j) - *(pcIoBuffer+(i+2)*row+j))>abs(*(pcIoBuffer+i*row+j-2)-*(pcIoBuffer+i*row+j+2))  )
						G=(*(pcIoBuffer+(i-1)*row+j)+*(pcIoBuffer+(i+1)*row+j))/2;
					else if(  abs( *(pcIoBuffer+(i-2)*row+j) - *(pcIoBuffer+(i+2)*row+j))<abs(*(pcIoBuffer+i*row+j-2)-*(pcIoBuffer+i*row+j+2)))
						G=(*(pcIoBuffer+i*row+j+1)+*(pcIoBuffer+i*row+j-1))/2;
					else
						(  abs( *(pcIoBuffer+(i-1)*row+j) - *(pcIoBuffer+(i+1)*row+j))>abs(*(pcIoBuffer+i*row+j-1)-*(pcIoBuffer+i*row+j+1)))/4;
					
					B=*(pcIoBuffer+i*row+j);
				}
				else if(i%2==1 && j%2==0)
				{
					R=(*(pcIoBuffer+(i-1)*row+j)+*(pcIoBuffer+(i+1)*row+j))/2;
					G=*(pcIoBuffer+i*row+j);
					B=(*(pcIoBuffer+i*row+j-1)+*(pcIoBuffer+i*row+j+1))/2;
				}
				else if(i%2==0 && j%2==1)
				{
					R=(*(pcIoBuffer+i*row+j-1)+*(pcIoBuffer+i*row+j+1))/2;
					G=*(pcIoBuffer+i*row+j);
					B=(*(pcIoBuffer+(i-1)*row+j)+*(pcIoBuffer+(i+1)*row+j))/2;
				}
				else if(i%2==0 && j%2==0)
				{
					R=*(pcIoBuffer+i*row+j);
					B=(*(pcIoBuffer+(i-1)*row+j-1)+*(pcIoBuffer+(i-1)*row+j+1)+*(pcIoBuffer+(i+1)*row+j-1)+*(pcIoBuffer+(i+1)*row+j+1))/4;
					
					if(  abs( *(pcIoBuffer+(i-2)*row+j) - *(pcIoBuffer+(i+2)*row+j))>abs(*(pcIoBuffer+i*row+j-2)-*(pcIoBuffer+i*row+j+2)))
						G=(*(pcIoBuffer+(i-1)*row+j)+*(pcIoBuffer+(i+1)*row+j))/2;
					else if(  abs( *(pcIoBuffer+(i-2)*row+j) - *(pcIoBuffer+(i+2)*row+j))<abs(*(pcIoBuffer+i*row+j-2)-*(pcIoBuffer+i*row+j+2)))
						G=(*(pcIoBuffer+i*row+j+1)+*(pcIoBuffer+i*row+j-1))/2;
					else
						(  abs( *(pcIoBuffer+(i-1)*row+j) - *(pcIoBuffer+(i+1)*row+j))>abs(*(pcIoBuffer+i*row+j-1)-*(pcIoBuffer+i*row+j+1)))/4;
					
				}
				
				picbuffer[i*1280*3+j+2]=R;
				picbuffer[i*1280*3+j+1]=G;
				picbuffer[i*1280*3+j]=B;
			}
		}
		fDataOut.Write(picbuffer,3686400);
		fDataOut.Close();	
		delete picbuffer;	
		SendMessage(m_formhandle,10002,NULL ,NULL);
}

}