//////////////////////////////////////////////////////////////////////
//?Video?Capture?using?DirectShow
//?Author:?Shiqi?Yu?（shiqi.yu@gmail.com）
//?Thanks?to:
//		HardyAI@OpenCV?China
//		flymanbox@OpenCV?China?（for?his?contribution?to?function?CameraName?and?frame?width/height?setting）
//?Last?modification:?April?9?2009
//////////////////////////////////////////////////////////////////////


//////////////////////////////////////////////////////////////////////
//?使用說明：
//???1.?將CameraDS.h?CameraDS.cpp以及目錄DirectShow復制到你的項目中
//???2.?菜單?Project->Settings->Settings?for:（All?configurations）->C/C++->Category（Preprocessor）->Additional?include?directories
//??????設置為?DirectShow/Include
//???3.?菜單?Project->Settings->Settings?for:（All?configurations）->link->Category（Input）->Additional?library?directories
//??????設置為?DirectShow/Lib
//////////////////////////////////////////////////////////////////////

//?CameraDS.cpp:?implementation?of?the?CCameraDS?class.
//
//////////////////////////////////////////////////////////////////////
#include?“StdAfx.h“
#include?“CameraDS.h“

#pragma?comment（lib“Strmiids.lib“）?
//////////////////////////////////////////////////////////////////////
//?Construction/Destruction
//////////////////////////////////////////////////////////////////////

CCameraDS::CCameraDS（）
{
	m_bConnected?=?false;
	m_nWidth?=?0;
	m_nHeight?=?0;
	m_bLock?=?false;
	m_bChanged?=?false;
	m_pframe?=?NULL;
	m_nBufferSize?=?0;

	m_pNullFilter?=?NULL;
	m_pMediaEvent?=?NULL;
	m_pSampleGrabberFilter?=?NULL;
	m_pGraph?=?NULL;

	CoInitialize（NULL）;
}

CCameraDS::~CCameraDS（）
{
	CloseCamera（）;
	CoUninitialize（）;
}

void?CCameraDS::CloseCamera（）
{
	if（m_bConnected）
		m_pMediaControl->Stop（）;

	m_pGraph?=?NULL;
	m_pDeviceFilter?=?NULL;
	m_pMediaControl?=?NULL;
	m_pSampleGrabberFilter?=?NULL;
	m_pSampleGrabber?=?NULL;
	m_pGrabberInput?=?NULL;
	m_pGrabberOutput?=?NULL;
	m_pCameraOutput?=?NULL;
	m_pMediaEvent?=?NULL;
	m_pNullFilter?=?NULL;
	m_pNullInputPin?=?NULL;


	if?（m_pframe）
		cvReleaseImage（&m_pframe）;

	m_bConnected?=?false;
	m_nWidth?=?0;
	m_nHeight?=?0;
	m_bLock?=?false;
	m_bChanged?=?false;
	m_nBufferSize?=?0;
}

bool?CCameraDS::OpenCamera（int?nCamID?bool?bDisplayProperties?int?nWidth?int?nHeight）
{
	
	HRESULT?hr?=?S_OK;

	CoInitialize（NULL）;
	//?Create?the?Filter?Graph?Manager.
	hr?=?CoCreateInstance（CLSID_FilterGraph?NULL?CLSCTX_INPROC
							IID_IGraphBuilder?（void?**）&m_pGraph）;

	hr?=?CoCreateInstance（CLSID_SampleGrabber?NULL?CLSCTX_INPROC_SERVER?
							IID_IbaseFilter?（LPVOID?*）&m_pSampleGrabberFilter）;

	hr?=?m_pGraph->QueryInterface（IID_IMediaControl?（void?**）?&m_pMediaControl）;
	hr?=?m_pGraph->QueryInterface（IID_IMediaEvent?（void?**）?&m_pMediaEvent）;

	hr?=?CoCreateInstance（CLSID_NullRenderer?NULL?CLSCTX_INPROC_SERVER
							IID_IbaseFilter?（LPVOID*）?&m_pNullFilter）;


	hr?=?m_pGraph->AddFilter（m_pNullFilter?L“NullRendere

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????327??2014-03-30?10:16??ImageShow\calibdata.txt

?????文件??????????0??2014-03-30?13:29??ImageShow\caliberation_result.txt

?????文件??????11605??2011-04-30?16:26??ImageShow\CameraDS.cpp

?????文件???????3302??2011-04-30?16:26??ImageShow\CameraDS.h

?????文件????????277??2007-05-29?14:05??ImageShow\cvut\cvut.h

?????文件???????5172??2007-05-29?13:28??ImageShow\cvut\cvutImage.h

?????文件??????16548??2014-03-12?10:19??ImageShow\cvut\cvutMatrix.h

?????文件???????6166??2014-03-12?10:21??ImageShow\cvut\cvutSeq.h

?????文件???????6442??2007-05-29?14:34??ImageShow\cvut\cvutUtil.h

?????文件????????277??2007-05-29?14:05??ImageShow\cvut.h

?????文件???????5172??2007-05-29?13:28??ImageShow\cvutImage.h

?????文件??????16537??2014-03-12?10:17??ImageShow\cvutMatrix.h

?????文件???????6162??2007-05-29?14:08??ImageShow\cvutSeq.h

?????文件???????6442??2007-05-29?14:34??ImageShow\cvutUtil.h

?????文件??????99531??2014-03-27?10:02??ImageShow\Debug\CameraDS.obj

?????文件????4056064??2014-03-12?09:17??ImageShow\Debug\ImageShow.bsc

?????文件?????167985??2014-03-30?13:36??ImageShow\Debug\ImageShow.exe

?????文件?????613784??2014-03-30?13:36??ImageShow\Debug\ImageShow.ilk

?????文件??????16076??2014-03-27?10:02??ImageShow\Debug\ImageShow.obj

?????文件????5916124??2014-03-27?10:02??ImageShow\Debug\ImageShow.pch

?????文件?????730112??2014-03-30?13:36??ImageShow\Debug\ImageShow.pdb

?????文件???????2996??2014-03-30?09:10??ImageShow\Debug\ImageShow.res

?????文件??????????0??2014-03-12?09:16??ImageShow\Debug\ImageShow.sbr

?????文件??????????0??2014-03-12?09:17??ImageShow\Debug\ImageShowDlg.sbr

?????文件?????106191??2014-03-27?10:02??ImageShow\Debug\StdAfx.obj

?????文件????1366381??2014-03-12?09:16??ImageShow\Debug\StdAfx.sbr

?????文件?????623616??2014-04-08?22:31??ImageShow\Debug\vc60.idb

?????文件?????790528??2014-04-08?22:31??ImageShow\Debug\vc60.pdb

?????文件????????631??2011-04-30?16:26??ImageShow\DirectShow\Include\activecf.h

?????文件???????1826??2011-04-30?16:26??ImageShow\DirectShow\Include\amaudio.h

............此處省略199個文件信息